MARTINDALE'S CALCULATORS ON-LINE CENTER CHEMISTRY A-D

US/Pacific: Sunday, October 24, 2004 Sydney, Australia: Monday, October 25, 2004 File Download Time Calculator Author, E-Mail, Privacy Policy & Disclaimer Currently the Calculators On-Line Center contains over "18,795" Calculators

Acid Base Titration ACID BASE ACID BASE SIMULATOR (JAVA APPLET) - B. Herreros, Department of Chemistry, University of Southern California (USC) "A simulator that lets students add either HCl or NaOH to a flask full of water and a flask full of a buffer solution..." For more information see 105b Acid & Base Resources or 105b Home Page; Bruno Herreros Home Page or the Department of Chemistry ACID-BASE TITRATION CURVES (JAVA APPLET) - C.E. Efstathiou, Department of Chemistry, Uniiveristy of Athens, Greece VERY EXTENSIVE. "Draw the titration curves expected for titrations of a number of real acid..." For more information see Educational Applets; Constantinos E. Efstathiou's Home Page or the Department of Chemistry ACID-BASE TITRATION CURVE PLOTTER (JAVA APPLET) - N. Yu, Department of Chemistry, Pennsylvania State University "...plots an Acid-Base titration curve as a function of the amount of base added...." For more information see Ning Yu's Home Page TITRATION OF AN UNKNOWN ACID OR BASE (JAVA APPLET) - D.N. Blauch, Department of Chemistry, Davidson College, Davidson, NC For more information see David N. Blauch's Home Page or Department of Chemistry PCR PCR BOX TITRATION CALCULATOR - Attotron Biosensor Corporation "...determines PCR primers based on the parameters provided by the user..." For more information see Sequence Analysis Software; QuizMaker Suite or Attotron Biosensor Corporation Air Quality AIR QUALITY INDEX FOR DATABASES SEE THE PUBLIC HEALTH CENTER: AIR QUALITY AIR QUALITY INDEX (AQI) CALCULATOR: AQI TO CONCENTRATION - Office of Air & Radiation, Environmental Protection Agency (EPA) For more information see AIRNow - Air Quality Index (AQI); Air & Radiation: Air Quality Planning and Standards or the Office of Air & Radiation CONCENTRATION CONCENTRATION CONVERTER (AIR QUALITY) - CALCULATOR - M. Ryhl-Svendsen, National Museum of Denmark, Copenhagen, Denmark VERY EXTENSIVE. "On-line calculator for convertion between gas concentration units" "The Concentration Converter can be used for any compound in air." For more information see Indoor Air Quality (IAQ) in Museums and Archives Atomic & Molecular Orbitals ATOMIC AND MOLECULAR ORBITALS ATOMIC ORBITALS (VRML) - D.N. Blauch, Department of Chemistry, Davidson College VERY EXTENSIVE. For more information see Chemistry Experiments and Exercises; David N. Blauch or the Department of Chemistry ATOMIC AND MOLECULAR ORBITALS (JAVA APPLET) - Author: C. Counterman, Department of Chemistry, MIT "...displays selected atomic and molecular orbitals, calculated from the wave function..." For more information see Introduction to Solid State Chemistry EMPIRICAL AND SEMI-EMPIRICAL MOLECULAR ORBITAL THEORY - B. Salter-Duke, School of Mathematical and Physical Sciences, Northern Territory University, Australia For more information see The Hückel Method; Empirical and semi-empirical molecular orbital theory; Module Index; ACCVIP Australian Computational Chemistry via the Internet Project or Brian Salter-Duke's Home Page THE SIMPLE HUCKEL MOLECULR ORBITAL THEORY CALCULATOR - R. Cannings, Department of Chemistry, University of Calgary, Canada VERY EXTENSIVE. "...an interactive program to perform electronic structure calculations within the "Simple Huckel Molecular Orbital" approximations..." For more information see Richard Cannings' Home Page or the Department of Chemistry ATOMIC AND MOLECULAR ORBITALS - SIMULATION THE ORBITON: ATOMIC ORBITALS - Mark J. Winter, Department of Chemistry, University of Sheffield, South Yorkshire, England Multimedia Tutorials (Text, Images & Animation). Includes: "Images representing orbitals; Animated plots of wave functions; Animated plots of electron density; "Dot-density" plots of electron density; Plots of radial distribution functions etc..." For more information see The Sheffield Chemdex; Department of Chemistry or the University of Sheffield HYDROGEN ATOM HYDROGEN ATOM ORBITAL VIEWER (JAVA APPLET) - P. Falstad VERY EXTENSIVE. "...displays the wave functions (orbitals) of the hydrogen atom (actually the hydrogenic atom) in 3-D..." For more information see Math & Physics Applets or Paul Falstad's Home Page IONIZATION ENERGY IONIZATION ENERGY CALCULATOR - The Shodor Education Foundation, Inc. "...calculates the ionization eneregy of your atom. It also compares the Subtraction method to the Koopmans' Method..." For more information see Ionization Energy Lab; ChemViz or the The Shodor Education Foundation, Inc. Atomic Quantum Mechanics ATOMIC QUANTUM MECHANIC CALCULATIONS ATOMIC QUANTUM MECHANICS APPLET - SooHaeng Yoo, E.J. Walter, N.J. Ramer & A.M. Rappe, The Rappe Group, Theoretical Physical Chemistry, Department of Chemistry, University of Pennsylvania VERY VERY VERY EXTENSIVE. "...Pick an atom and its electronic configuration and see the wavefunctions calculated right before your eyes. The applet uses Density Functional Theory to compute all of the ground-state wavefunctions for any element on the periodic table..." For more information see the Atomic Quantum Mechanics: Visualizing the Wave Function; Java; Education; The Rappe Group; Physical Chemistry & Theoretical Physical Chemistry or the Department of Chemistry Biomass & Biofuels BIOMASS COMPOSITION AND PROPERTIES BIOMASS FEEDSTOCK COMPOSITION AND PROPERTIES DATABASE - Biofuels, Office of Transportation Technologies, Department of Energy "This Web site is designed to make data on chemical composition and physical properties of various biomass resources available to energy professionals in the scientific and engineering community..." Includes: Agricultural Residues; Hardwood; Herbaceous Energy Crops; Softwood; etc. For more information see For Researchers or Biomass INTERACTIVE SINGLE TREE BIOMASS CALCULATOR- Hubbard Brook Experimental Forest, N.H. "...calculates the biomass for individual trees and their parts...lets you summarize the amount of various elements in the plant tissues in grams per plant part and..." For more information see Current Research or The Hubbard Brook Ecosstem Study ETHANOL YIELD THEORETICAL ETHANOL YIELD CALCULATOR - Biomass, Office of Transportation Technologies, Department of Energy VERY EXTENSIVE. For more information see For Researchers or Biomass Boltzman Distribution BOLTZMANN DISTRIBUTION BOLTZMANN DISTRIBUTION CALCULATOR - B. Hanson, Department of Chemistry, St. Olaf College, Morthfield, Minnesota VERY EXTENSIVE. For more information see Calculators or Bob Hanson's Home Page INTRODUCTION TO BOLTZMANN'S EQUATION (JAVA APPLET) - Chemsoc, Royal Society of Chemistry (RSC), U.K. VERY EXTENSIVE. For more informatiion see Uses of Java in Chemistry; Exemplarchem or Chemsoc MAXWELL-BOLTZMANN DISTRIBUTION: JAVA SIMULATION OF THE IDEAL GAS - A.M. Rappe, The Rappe Group, Theoretical Physical Chemistry, Department of Chemistry, University of Pennsylvania "...This module explains the concepts of randomness and probability distributions. The applet simulates a gas of argon atoms in motion with random velocities..." For more information see the The Maxwell-Boltzmann Distribution: A Hands-On Approach; Java; Education; The Rappe Group; Physical Chemistry & Theoretical Physical Chemistry or the Department of Chemistry Brownian Motion BROWNIAN SIMULATION BROWNIAN MOTOR (JAVA APPLET) - Franz-Josef Elmer, Condensed Matter, Department of Physics, Institut für Physik, Universität Basel (University of Basel), Switzerland VERY EXTENSIVE. For more information see Home Page of Franz-Josef Elmer Buffer BUFFER CALCULATIONS BUFFER CALCULATOR - S. Dawson, University of Nottingham, U.K. "This is a Forms based Buffer Calculator." For more information see Simon Dawson's Home Page BUFFERS FOR pH CONTROL (JAVASCRIPT) - R.J. Beynon, Protein Function Group, University of Manchester Institute of Science & Technology, U.K. Make a Buffer includes: Buffer & Volume; pH & Concentration of buffer species; Ionic Strength; and Temperature. For more information see Rob J. Beynon's Home Page or Protein Function Group ACETATE BUFFER CALCULATIONS ACETATE BUFFER CALCULATOR - S.C. Barton, Department of Chemical Engineering, Columbia University "...calculates the amount of acetic acid and sodium acetate necessary to achieve a buffer at a given pH and strength..." For more information see Tools; Scott Calabrese Barton's Home Page or the Department of Chemical Engineering BUFFER SPECIATION BUFFER SPECIATION CALCULATOR - The Compton Group, Physical & Theoretical Chemistry Laboratory, Oxford University, U.K. "...calculates the concentrations of the differently speciated metal and the pH of the buffer given the initial concentrations of acid, salt and metal ion..." For more information see Data Analysis; The Compton Group or the Physical & Theoretical Chemistry Laboratory CITRIC ACID, SODIUM CITRATE & PHOSAPHATE BUFFER CITRIC BUFFER SOLUTION WIZARD (JAVA APPLET) - Developed by J. Clymer & hosted by BD Biosiences, Becton, Dickinson and Company "... Using the three pK's of citric acid and the pH, the ratio's of each of the citrate pairs is calculated..." For more information see BD Biosiences Discovery Labware: Usefull Tools & Web Gadgets or BD Biosiences Also see Phosphate Buffer Solution Wizard CITRIC BUFFER (JAVA APPLET) - J. Clymer, Cincinnati, Ohio "...calculates the amount of citric acid and sodium citrate necessary to achieve a buffer at a given pH and strength..." For more information see Jeffery Clymer's Home Page Examples of other Buffer Calculators include Phosphate Buffer Calculation I Phosphate Buffer Calculation II Caesium-137 CAESIUM-137 MEASUREMENT CAESIUM-137 MEASUREMENT CALCULATOR - Z. Yusheng, Department of Geography, University of Exeter, U.K. For more information see Applications of Caesium-137 in Soil Erosion and Sedimentation Studies; Zhang Yusheng's Home Page or the Department of Geography Calcium Chloride CALCIUM CHLORIDE CALCULATIONS CALCIUM CHLORIDE CONVERSION CALCULATORS - The Dow Chemical Company VERY EXTENSIVE. Calculators include: "Solid Products Converter, Solutions of Different Strengths, Diluting Solution Concentration, & Strengthening Concentrations." For more information see Calcium Chloride or The Dow Chemical Company Calorimetry CALORIMETRY CALCULATIONS CALORIMETRY EXPERIMENT SIMULATION (JAVA APPLET) - D.N. Blauch, Department of Chemistry, Davidson College For more information see Chemistry Experiments and Exercises; David N. Blauch or the Department of Chemistry CALORIMETRY EXPERIMENTS (JAVA APPLETS) - D.N. Blauch, Department of Chemistry, Davidson College VERY EXTENSIVE. Experiments inlcude: "Heat Capacity; Heat Capacity of a Calorimeter; Specific Heat Capacity of Ethanol, Specific Heat Capacity of Copper, etc." For more information see Chemistry Experiments and Exercises; David N. Blauch or the Department of Chemistry Carbon Dioxide ISOTROPIC CO2 ALGORITHM ISOTROPIC CO2 ALGORITHM - Atmopheric Chemistry Group, Surface and Microanalysis Science Division, Chemical Science & Technology Laboratory, National Institute of Standards and Technology (NIST)s VERY EXTENSIVE. "...Web-based Tool for Converting Carbon Dioxide Isotope Measurements (delta-45 and delta-46) into Standardized delta-13-C and delta-18-O Values..." For more information see the Atmopheric Chemistry Group; Surface and Microanalysis Science Division; Chemical Science & Technology Laboratory; NIST Online Databases; NIST ONLINE Reference Databases or the NIST Home Page Centrifuge G-FORCE, K-FACTOR ETC. G-FORCE & K-FACTOR CALCULATOR - Jouan Inc. "...g-Force Calculator: is used to quickly determine either Centrifuge Speed, Radius or g-Force..." "...k-Factor Calculator: is used to determine the K-Factors for two different centrifuge configurations..." For more information see Lab Support or Jouan Inc. G-FORCE CALCULATOR - CENTRIFUGE - T.J. Nelson For more information see T.J. Nelson's Home Page ROTOR CALCULATOR - CENTRIFUGE - F. Hoedemaeker, X-Ray Crystallography, Ontario Cancer Institute, Princess Margaret Hospital, Toronto, Ontario, Canada For more information see X-Ray Crystallography Ceramics CERAMICS FOR DATABASES SEE THE MATERIALS SCIENCE CENTER: CERAMICS CERAMICS DATABASES & CALCULATORS - R. Burkett & R. Feder, SDSU CeramicsWeb, San Diego State University For more information see Main Index or SDSU - The Ceramics Web FRACTOGRAPHY: CHARACTERIZATION OF FRACTURE ORIGINS IN ADVANCED CERAMIC MATERIALS - G. Quinn, J. Swab & E.F. Begley, Ceramics Division, National Institute of Standards and Technology (NIST) Multimedia Course/Tutorials (Text & Images). "The strength of many advanced ceramics reflects the flaws present in the material and the material's intrinsic fracture toughness." For more information see Ceramics WebBook or the Ceramics Division, Materials Science & Engineering Laboratory STRUCTURAL CERAMICS DATABASE - E.F. Begley & R.G. Munro, Ceramics Division, National Institute of Standards and Technology (NIST) Multimedia Database (Text & Images). "The NIST WWW Structural Ceramics Database (WebSCD) provides evaluated materials property data for a wide range of advanced ceramics known variously as structural ceramics, engineering ceramics, and fine ceramics." For more information see About the Database or the Ceramics Division, Materials Science & Engineering Laboratory CERAMICS & GLAZE CALCULATORS, RECIPES & ANALYSIS CERAMICS DATABASES (GLAZE CALCULATOR - GLAZE RECIPES) - R. Burkett & R. Feder, SDSU CeramicsWeb, San Diego State University VERY VERY EXTENSIVE. For more information see Main Index or SDSU - The Ceramics Web Examples of Databases include Search the GlazeBase Glaze Database Search the ClayArt Glaze Database Search Ceramic Materials Database INTERGLAZE (GLAZE CALCULATOR - GLAZE RECIPES) - G. Wong, Department of Electrical and Computer Engineering, University of California, Santa Barbara VERY EXTENSIVE. "InterGlaze is an interactive glaze analysis program on the Web. Please enter and select glaze information in the form. You may type or cut/paste glaze recipe into the text area." For more information see Gary Wong's Home Page KPA GLAZE CALCULATOR (GLAZE CALCULATOR - GLAZE RECIPES) - Author: M. Evans, Kent Potter's Association (KPA), Kent, England, U.K. VERY VERY EXTENSIVE. "...a program for converting the recipe of a glaze into a formula..." For more information see Kent Potter's Association (KPA)

Chemicals FOR OVER 100 CHEMICAL DATABASES SEE THE CHEMICALS & BIOCHEMICALS Chem Lab: Experiments & Simulations FOR MORE THAN 50 CHEMISTRY LABORATORY COURSES SEE THE CHEMISTRY CENTER CHEMISTRY LAB WITH EXPERIMENTS CHEMLAB: THE CHEMISTRY 3/5 & 6 LABORATORIES - Department of Chemistry, Dartmouth College VERY VERY EXTENSIVE. Multimedia Courses/Tutorials (Text, Images, Animations & Java). "...the laboratory portion of general chemistry is not designed to torture students. The laboratory is designed to support and illustrate chemical concepts studied..." Each EXPERIMENT includes: Overview, Background, Questions, Problems, Safety, Procedure - Step by Step & Write-up. For more information see the Department of Chemistry CHEMLAB ncludes Instruments (Flasks, Pipets, Spectrometer, etc.) & Techniques (Titration etc.) Chem 3/5 Experiments (8 Experiments) Chem 6 Experiments (8 Experiments) DELIGHTS OF CHEMISTRY: CHEMISTRY EXPERIMENTS - M. Hoyland, V. Volkovich & D. Ormsby, Department of Chemistry, University of Leeds, U.K. VERY VERY EXTENSIVE. Multimedia Experiments with Simulations, Animations & Tutorials (Text, Images, Movies & Sound). Includes over 100 Experiments & Stunning Chemistry Movies. For more information see the Department of Chemistry VIRTUAL CHEMISTRY - VIRTUAL LABORATORY - Oxford VR Group, University of Oxford's Chemistry Laboratories, U.K. VERY VERY EXTENSIVE. Multimedia Experiments with Simulations, Animations & Tutorials (Text, Images, Movies & Sound). "The experiments will be annotated using web multimedia and chemistry animations and three-dimensional chemical objects, including molecules." For more information see the University of Oxford's Chemistry Laboratories, U.K. Examples of Interactive Experiments include Organometallic Synthesis Superconductor Synthesis CHEMISTRY BASED SIMULATIONS & ANIMATIONS CHEMISTRY BASED SIMULATIONS: MOVIES & ANIMATIONS (SHOCKWAVE, QUICKTIME & REALPLAYER) - T.G. Chasteen, Department of Chemistry, Sam Houston State University, Texas VERY VERY EXTENSIVE. Multimedia Simulations, Animations & Tutorials (Text, Images, Movies & Sound). "These animations support the teaching of concepts in chemistry in freshman through graduate level courses..." Includes: "Chemiluminescence, Electrophoresis, Gas Chromatography, Mass Spectrometry, X-ray Absorption Spectroscopy, HPLC, Spectrophotometer, etc..." For more information see Analytical Environmental Chemistry or Department of Chemistry CHEMISTRY INTERACTIVE ANIMATIONS (SHOCKWAVE) - D. W. Brooks, Center for Curriculum and Instruction, Teachers College, University of Nebraska VERY VERY EXTENSIVE. Multimedia Tutorials (Text, Images & Movies). Inculdes: Acid-Base Animations; Atomic Orbitals Animations; Atomic Structure Animations; Attractive Forces Animations; Electrochemistry Animations; Molecular Structures Animations; Solid State Animations; & Solutions Animations. For more information see ChemMovies Server; David W. Brooks's Home Page; Center for Curriculum and Instruction or the University of Nebraska GENERAL CHEMISTRY SIMULATIONS & ANIMATIONS (JAVA APPLETS, SHOCKWAVE) - T.J. Greenbowe, Chemical Education Research Group, Department of Chemistry, Iowa State University VERY VERY EXTENSIVE. Multimedia Simulations, Animations & Tutorials (Text, Images, Movies & Sound). Multimedia Simulations in Electrochemistry; Gas Laws; Thermochemistry; General Equilibria; Solutions; Acid -Base Equilibria; Stoichiometry & Kinetics. For more informations see Thomas J. Greenbowe's Home Page or the Department of Chemistry TUTORIALS AND SIMULATIONS FOR CHEMISTRY - G.L. Bertrand, Chemistry, University of Missouri, Rolla, Missouri VERY VERY EXTENSIVE. Multimedia Simulations, Animations & Tutorials (Text, Images, & Movies). Includes: "Density and Buoyancy, Weighing Gases, Gas Laws, Qualitative Analysis, Nuclear Decay and Neutron Activation Analysis, Conductivity of Ionic Solutions, Drop Calorimeter etc..." For more information see Gary L. Bertrand's Home Page GLASSBLOWING SCIENTIFIC GLASSBLOWING BASICS - J. Walas, East Carolina University Glassblowing Services, Department of Chemistry, East Carolina University, Greenville, North Carolina Multimedia Course (Text & Images). "The intent of this basic course of instruction is not to make you an accomplished professional glassblower. It is designed to give you experience in performing a series of basic glassblowing seals that can be used in the fabrication and repair of simple to complex glass apparatus and glass systems." For more information see East Carolina University Glassblowing Services Chemical Calculation Uncertainties UNCERTAINTIES IN CHEMICAL CALCULATIONS UNCERTAINTY CALCULATOR - T. W. Shattuck, Department of Chemistry, Colby College, Waterville, Maine "...does propagation of errors calculations for any equation..." For more information see Physical Chemistry or the Department of Chemistry UNCERTAINTY CALCULATOR (UNCERTAINTIES IN CHEMICAL CALCULATIONS) - G.L. Bertrand, Chemistry, University of Missouri, Rolla, Missouri For more information see Gary L. Bertrand's Home Page Chemical Ecology of Insects CHEMICAL ECOLOGY OF INSECTS CHEMICAL ECOLOGY OF INSECTS (JAVA APPLETS) - J.A. Byers, Insect Pest Management, Biological Control and Genetics Unit, Western Cotton Research Laboratory, Agricultural Research Service, USDA, Phoenix, Arizona VERY VERY EXTENSIVE. For more information see Chemical Ecology of Insects Some examples from over "16" Applets include Tomicus Mate Finding Draw Moth Pheromones Orientation of Insects in Pheromone Plumes Antlions Preying on Ants THE PHEROLIST: LIST OF SEX PEROMONES OF LEPIDOPTERA AND RELATED ATTRACTANTS - The Pherolist Multimedia Database & Tutorials (Text & Images). "...A database of chemical components identified in sex glands of female Lepidoptera insects and other chemicals attractive to male moths. Data are arranged in phylogenetic order and can be accessed via families, genera, species, common names and chemicals..." Chemical Engineering CHEMICAL ENGINEERING (ALL INCLUSIVE) CHEMICAL ENGINEERING CALCULATORS - Process Associates of America VERY VERY EXTENSIVE. "Most of the process engineering tools provided here are NOT suitable for real-life plant operation and/or design purposes. They are meant as a teaching aid for chemical engineering students and should not be used without applying careful and sound engineering judgement." For more information see Process Associates of America Some Examples from over '50' Calculators include Single Phase Pressure Drop in Piping Two Phase Pressure Drop in Piping TEMA Heat Exchanger Designations Heat Exchanger Inlet/Outlet Temperature Prediction Thermal Efficiency of Gas Fired Heaters Terminal Velocity of a Rigid Particle CHEMICAL AND PLANT ENGINEERING CALCULATORS - Shane Tierling VERY VERY EXTENSIVE. Some examples from over "13" Calculators Inlcude Shortcut Distillation Calculation Horizontal Drum Volume Calculation Liquid Pipe Line Calculation Custody Gas Orifice Meter Plate Calculation Liquid Control Valve Calculation CHEMICAL ENGINEERING (JAVA APPLETS) - GuanHua Chen, Department of Chemistry, University of Hong Kong, & Pirika.com VERY EXTENSIVE. For more information see Pirika - Java Chemistry Some examples from over "7" Applets include Critical Properties Estimation Calculate Vapor Liquid Equilibrium by Analytical Solution of Groups CHEMICAL ENGINEERING - S. Ohe, Graduate School of Chemical Engineering, Faculty of Science, Tokyo University of Science, Tokyo, Japan VERY EXTENSIVE. For more information see Tokyo University of Science Some examples from over "15" Calculators include Number of Theoretical Plates by McCabe-Thiele Method Vapor-Liquid Equilibrium Calculation VLE Prediction JAVA APPLETS FOR CHEMICAL EDUCATION - BPReid.com, B.P. Reid, Hanover, New Hampshire VERY EXTENSIVE. Introduction to Chemical Engineering. For more information see Software for Chemical Education by BPReid Some examples from over "20" Applets include Anion Qualitative Analysis Linear Least Squares Connecting Kinetics and Equilibrium PROCESS CONTROL (JAVA APPLETS) - D.R. Yang and J.H. Lee, Integrated Sensing, System Identification and Control Laboratory (ISSICL), School of Chemical Engineering, Georgia Institute of Technology VERY VERY EXTENSIVE. "...In order to produce a product, the procedure of production is to be followed as closely as possible for the product quality and specification. The process control makes the operating condition of a process..." For more information see Process Control Alternate Main Page; Jay H. Lee's Home Page or the Integrated Sensing, System Identification and Control Laboratory (ISSICL) Some examples from over "9" applets include Introduction to Process Control Open-Loop Responses in Time and Frequency Domain MIMO Process Control and Decoupling PROCESS CONTROL (JAVA APPLET) - Sherrill-Lubinski Corporation VERY EXTENSIVE. For more information see Process Control Java; Process Control; SL-GMS Development Tools or the Sherrill-Lubinski Corporation PROCESS CONTROL (JAVA APPLET) - Author: M. Peck and hosted by the Royal Society of Chemistry (RSC) "...features two liquid tanks which are connected in series. The tanks are identical and the liquid level..." For more information see Martin Peck's Home Page or Chemsoc.org WEBMATHEMATICA IN CHEMICAL ENGINEERING - B.G. Higgins, Department of Chemical Engineering & Materials Science, College of Engineering, University of California, Davis VERY VERY VERY EXTENSIVE. For more information see Brian G. Higgins' Home Page or the Department of Chemical Engineering & Materials Science Some examples include Pure Component Vapor Pressures Isothermal Flash Calculation Phase Behavior of Pure Components Non-Ideal Solutions BIOMEDICAL AND ENVIRONMENTAL ENGINEERING MASS TRANSPORT: DIFFERENTIAL EQUATIONS IN BIOMEDICAL AND ENVIRONMENTAL ENGINEERING (JAVA APPLETS) - Mathematics and its Applications in Engineering and Science, Department of Mathematical Sciences, The School of Science, Rensselaer Polytechnic Institute (RPI) Multimedia Tutorials/Java Applets (Text & Images). VERY EXTENSIVE. "...introduces the ideas of concentration and concentration difference and formalizes how these concepts are responsible for many common phenomena..." For more information see Transport Phenomena; Modules Grouped by General Applied Topics; Project Links; Mathematical Sciences or Rensselaer Polytechnic Institute (RPI) FLUID MECHANICS SEE THE ENGINEERING CENTER: FLUID MECHANICS PETROCHEMICAL ENGINEERING PETROCHEMICAL ENGINEERING TOOLS - Red-Bag BV, The Netherlands VERY VERY EXTENSIVE. For more information see Red-Bag Some examples from over "5" Calculators include Cut-out Profile of Cone Calculator Tubesheet Layout Calculation Wall Thickness Calculation Shell (cylinder, cone and sphere under pressure) PIPE SYSTEM - HEATING, FRICTION ETC. HEATING PIPING CALCULATOR - G. Monachos, Monachos Engineering, Thessloniki, Hellas (Greece) VERY EXTENSIVE. For more information see Calculators; Monachos Engineering (English Index) or Monachos Engineering PIPE FRICTION LOSS CALCULATOR (DARCY WEISBACH) - G. Monachos, Monachos Engineering, Thessloniki, Hellas (Greece) VERY EXTENSIVE. For more information see Calculators; Monachos Engineering (English Index) or Monachos Engineering VENTURI TUBE FLOW RATE CALCULATOR - Z. Savovic VERY EXTENSIVE. "Based on the energy conservation low, Venturi tube is one of the easiest to use, the cheapest to develop and very accurate instrument for flow rate measuring in pipe systems." TANK HEATING KW LIQUID TANK HEATING - CALCULATOR - Thermal Equipment Sales Co. Inc. "...To determine kW required to raise the temperature of any Liquid,..." For more information see Online Calculators or Thermal Equipment Sales Co. Inc. Chemical Formula Parser CHEMICAL FORMULA PARSER CHEMICAL FORMULA PARSER (JAVA APPLET) - B. Herreros, Department of Chemistry, University of Southern California (USC) For more information see Java Applets; Bruno Herreros Home Page or the Department of Chemistry

Chemical & Biochemical Solutions - Virtual Laboratories VIRTUAL LABORATORY & PROTOCOLS MOLECULAR BIOLOGY PROTOCOLS - CALCULATORS - A. Soldatov, Institute of Gene Biology, Russian ELectronic Academic & Research Network Association (RAS), Moscow, Russia & the Max-Planck-Institut fur Molekulare Genetik, Berlin, Germany VERY VERY VERY EXTENSIVE. Also available in German/Deutsch, Russian & Ukrainian. Includes: "recipes of salt solutions, laboratory buffers, media, antibiotics etc..." For more information see Practical Molecular Biology Some examples of Major Categories with include over "70" Calculators Antibiotics Single component solutions Compound solutions Spectrophotometric measurement of nucleic acids concentrations Estimation of time for bacteria growth Conversion: radioactivity - biological amount of dNTP's VIRTUAL LABORATORY (JAVA VIRTUAL MACHINE - JVM) - D. Yaron, D. Lange, J, Chalecki & S. C. Ulrich, Jr., Department of Chemistry, Carneigie Mellon University VERY EXTENSIVE. "The networked laboratory simulation we are currently developing allows users to select from hundreds of chemical reagents and combine them in any ways they see fit. The chemical solutions are stored and retrieved from a network database that contains cabinets for both course and student solutions..." For more information see Applets; The Irydium Project or the Department of Chemistry SOLUTIONS CALCULATORS CHEMICAL SOLUTIONS CONCENTRATION CALCULATOR - Dundee Scientific Ltd., Dundee, Scotland, U.K. "A chemical calculator for making up solutions..." For more information see WebCalculator List of Calculators or WebCalculator Examples of other Chemical Calculators include Chemical Solutions Mass Calculator Chemical Dilution Calculator MIXING TWO SOLUTIONS - J. Pihkala, Leonardo da Vinci Project, Kokkola Vocational Institute, Kokkola, Finland For more information see Chemistry or the Leonardo da Vinci Project - Teaching Chemistry by Vegetable Oil Theme Examples of other Solutions calculators include Mass % Solution Volume % Solution Dilution Pipeting SOLUTION CONCENTRATION CALCULATOR - G. Warren, Warren Laboratory, School of Biological Sciences, Royal Holloway, University of London, U.K. VERY EXTENSIVE. For more information see Calculations and Conversions; Warren Laboratory; Gareth (Gary) Warren's Home Page or the School of Biological Sciences SOLUTION CONCENTRATION CALCULATOR - D.W. Brooks, Center for Curriculum and Instruction, Teachers College, University of Nebraska VERY EXTENSIVE. Includes: Formula, Solute Molar Mass, Solution Volume, Solution Concentration, Find Mass Solute, Display Recipes, etc. For more information see Interactive Materials; David W. Brooks Curriculum and Instruction Page; David W. Brooks Home Page or the Center for Curriculum and Instruction

Chemputers INTERACTIVE CALCULATORS FOR CHEMISTRY CHEMPUTERS: CALCULATOR - Mark J. Winter, Department of Chemistry, University of Sheffield, South Yorkshire, England "Welcome to the University of Sheffield's ChemPuter, a set of simple interactive calculators for chemistry on the World-Wide Web." For more information see WebElements; The Sheffield Chemdex; Department of Chemistry or the University of Sheffield Examples include Isotope Patterns Calculator Electron Accountancy for Metal Complexes Calculator Element Percentages Calculator Metal Oxidation Calculator Reaction Yield Calculator VSEPR Calculator MLXZ classification of an atom in a compound Calculator Chromatography CHROMATOGRAPHIC SEPARATIONS CHROMATOGRAPHIC SEPARATIONS (JAVA APPLET) - C.E. Efstathiou, Department of Chemistry, Uniiveristy of Athens, Greece VERY EXTENSIVE. "...demonstrates the chromatographic separation of five components (A, B, C, D, and E)... There are default sets of distribution ratios, and of relative response factors as well. There is also a default number of theoretical plates..." For more information see Educational Applets; Constantinos E. Efstathiou's Home Page or the Department of Chemistry GAS CHROMATOGRAPHY BACKFLASH CALCULATOR FOR GAS CHROMATOGRAPHY - Restek Corporation "Are you injecting too much?" Input parameters include: Solvent, Conditions (Injection Port Temp, Head Pressure, Injection Volume), Liner Specifications etc.. For more information see Online Calculators for Chromatographic Optimization or the Restek Corporation ION EXCHANGE CHROMOTOGRAPHY ION EXCHANGE CHROMOTOGRAPHY (JAVA APPLET) - P.A. Craig, Department of Chemistry, Rochester Institute of Technology For more information see Ion Exchange Simulation; Ion Exchange Chromatography or Paul A. Craig's Home Page Coal CHEMICAL STRUCTURE 13C NMR PARAMETER CALCULATOR - T.H. Fletcher & D. Genetti, Department of Chemical Engineering, Brigham Young University "The following calculator estimates four measurements of the chemical structure of coal (13C NMR) based on the coal's elemental composition and ASTM volatile matter content." For more information see Thomas H. Fletcher's Home Page or the Department of Chemical Engineering COAL - MOISTURE %, ASH %, FIXED CARBON %, SPECIFIC ENERGY, ETC.. COAL CALCULATOR - B. Jonker, Coalportal.com VERY EXTENSIVE. For more information see Coalportal.com - The Interactive World of Coal COAL - CALCULATE ASH DEPOSITION INDICES COAL CALCULATOR: CALCULATE ASH DEPOSITION INDICES - Ultra-Systems Technology, Australia VERY EXTENSIVE. For more information see Ultra-Systems Technology Composite Materials DESIGN COMPOSITE MATERIAL DESIGN: MY4150 (JAVA APPLETS) - J. Pilling, Department of Metallurgical & Materials Engineering, Michigan Technological University Multimedia Course with Java Applets (Text & Images). VERY VERY VERY EXTENSIVE. For more information see John Pilling's Home Page or the Department of Metallurgical & Materials Engineering Some examples from over "12" Applets/Calculators include How Strong is Fibreglass? Effect of Orientation on Stiffnesss Aligned Short Fibre Composites Strength of Aligned Continuous Fibre Composites CLASSICAL LAMINATE THEORY IN JAVA - H. Rapp, LRT 8.2, Institut für Leichtbau, Universität der Bundeswehr München, Germany VERY EXTENSIVE. "... you can calculate the properties of laminates with at most 20 single layers by using the classical laminate theory [1]. Each layer may have different fiber..." For more information see Software & Downloads or LRT 8.2, Institut für Leichtbau RIGOROUS BOUNDS FOR THE EFFECTIVE PERMITTIVITY OF A COMPOSITE OF TWO DIELECTRICS - - B. Michel, Scientific Consulting, Bundesrepublik Deutschland (Germany) VERY EXTENSIVE. For more information see Optics Online or Bernhard Michel - Light scattering, Analysis of Optical Systems STRUCTURAL MECHANICS CALCULATORS - Materials Sciences Corporation VERY VERY EXTENSIVE. For more information see Structural Mechanics Calculators Introduction or the Materials Sciences Corporation Some examples include Stress and Strain Calculators Lamination Theory Calculators Joints Calculators Critical Flaw Calculators DIFFRACTION AN INTERACTIVE COURSE ON SYMMETRY AND ANALYSIS OF CRYSTAL STRUCTURE BY DIFFRACTION (JAVA APPLETS) - W. Hardaker & G. Chapuis, University of Lausanne, Switzerland "...The aim of this website is to give a general introduction on the subject of crystalline structures and how they diffract X-rays..." Includes: "Escher Web Sketch, Reciprocal Lattice Calculator, Ewald Sphere Animations, Laue Diagram Simulator." VERY EXTENSIVE. For more information see Department of Physics DIFFRACTION - Materials Teaching Educational Resources (MATTER) Project, Material Science & Engineering, Department of Engineering, The University of Liverpool, Liverpool, U.K. Multimedia Interactive Course (Text, Images & Movies). Includes: "Introduction to Diffraction; Geometry of Diffraction; Intensity of Diffraction; X-ray Diffraction & Electron Diffraction." For more information see the MATTER Project INTERACTIVE TUTORIAL ABOUT DIFFRACTION - Th. Proffen & R.B. Neder, Crystallography Group, Institute of Mineralogy, University of Würzburg, Germany VERY VERY EXTENSIVE. "...a pictorial guide to crystal structures and their Fourier transforms useful for teaching diffraction physics..." For more information see Crystallography Group in Würzburg or the Institute of Mineralogy Some examples from over "20" Applets include 1D crystal builder Polygon of atoms Ewald sphere Bragg's law HK plane simulator Powder diffraction: Pair distribution function BRAGG'S LAW AND DIFFRACTION: HOW WAVES REVEAL THE ATOMIC STRUCTURE OF CRYSTALS (JAVA APPLET) - K. Lukin, Earth Science Educational Resource Center and the Long Island Consortium for Interconnected Learning, State University of New York at Stony Brook For more information see Project Java or Earth Science Educational Resource Center PROCESS SIMULATIONS & ANALYSIS PROCESS SIMULATION - Center for Composite Materials, University of Delaware Multimedia Tutorials (Text, Images & Simulations/Calculators). For more information see Composites; Education or the Center for Composite Materials Some examples include Preform Properties Analysis (PPA) Mold Filling Simulation Laminate Properties Analysis SIMULATIONS COMPOSITE ADVENTURE GAME (SHOCKWAVE) - Center for Composite Materials, University of Delaware Multimedia Interactive Game (Text, Images & Simulation). "Your mission is to manufacture a composite part..." For more information see Process Simulation; Composites; Education or the Center for Composite Materials Combustion Dynamics COMBUSTION DYNAMICS COMBUSTION DYNAMICS (JAVA APPLETS) - S. Bhattacharjee, Department of Mechanical Engineering, College of Engineering, San Diego State University VERY VERY EXTENSIVE. "...Combustion is an exothermic violent reaction between fuels and oxidizers..." For more information see Thermodynamics Software - TEST-Map - The TEST Tree; Utility Applets; The Expert System for Thermodynamics; Subrata (Sooby) Bhattacharjee's Home Page or the Department of Mechanical Engineering Computational Chemistry COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARKS COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE - CALCULATED DATA - Computational Chemistry Group, National Institute of Standards and Technology (NIST) Multimedia Database (Text, Images, Calculations etc...). VERY VERY VERY EXTENSIVE. "...Experimental and computational thermochemical data for a selected set of 631 gas-phase molecules. Tools for comparing experimental and computational ideal-gas thermochemical properties..." Includes: "Geometric and Vibrational results; Energetics; Electrostatics; etc..." For more information see Computational Chemistry Comparison and Benchmarks Database; SickList Database; Computational Chemistry Group; NIST Online Databases or the National Institute of Standards and Technology (NIST)

Crystallography CRYSTALLOGRAPHY CALCULATIONS BR'S CRYSTALLOGRAPHIC WEB APPLETS - B. Rupp, Macromolecular Crystallography, Lawrence Livermore National Laboratory (LLNL) VERY VERY EXTENSIVE. For more information see BR's Crystallographic Computing Services or LLNL Macromolecular Crystallography Examples from over '10' Calculators/Applets include Calculation of expected anomalous dispersion rations Reciprocal Cell Calculation & Matthew Coefficient and Solvent Content Structure factors for 1-d structure CRYSTALS & QUASICRYSTAL JAVA APPLETS - S. Weber VERY VERY EXTENSIVE. For more information see Java Applets; Steffen Weber's Home Page or JCrystal Some examples from over "20" Java Applets include Java Formfactor Curves (X-ray) Java Lauegrams for Quasicrystals Absorbtion on a Spherical Crystal JCrystal CRYSTALLOGRAPHIC TOOL: JAVA LATTICE (JAVA APPLET) - Tai (Tony) Y. Fu & Yu Wai Chen, Department of Biochemistry & Molecular Biology, University of British Columbia, Vancouver B.C. VERY EXTENSIVE. "Interactive Macromolecular Graphics with JAVA." For more information see Protein Crystallography; Yu Wai Chen's Home Page or the Centre for Protein Engineering Other Calculators include X-PLOR (CGI Form) (VERY EXTENSIVE) Symmetry Equivalent Positions Generator (CGI Form) CRYSTOOL - B.W. Segelke, Macromolecular Crystallography, Lawrence Livermore National Laboratory (LLNL) "...now allows you to create a highly efficient, customizable, random crystallization screens using the convienient web interface..." For more information see LLNL Macromolecular Crystallography SIMPLE, COMMON AND INTERESTING MOLECULES (JAVA APPLETS) - J.C. Huffman, Reciprocal Net "...a distributed database used by research crystallographers to store information about molecular structures...& is funded by the National Science Foundation (NSF)..." For more information see Reciprocal Net or the Indiana University Molecular Structure Center SURFACE EXPLORER - K. Hermann & F. Rammer, Fritz-Haber Institut der Max Planck Gesellschaft, Germany VERY EXTENSIVE. Based on BALSAC: "...allows the construction, visualization, and interactive analysis of general crystal lattices including single crystal surfaces (LATTICE sessions) and of finite clusters..." For more information see Klaus Hermann's Home Page or the Fritz-Haber Institut VIRTUAL CRYSTALLOGRAPHY CALCULATORS - S. Krumm, Institut für Geologie (Department of Geology), Universität Erlangen-Nürnberg, Erlangen, Bundesrepublik Deutschland (Germany) VERY EXTENSIVE. For more information see Stefan Krumm's Home Page or the Institut für Geologie (Department of Geology) VIRTUAL CRYSTALLOGRAPHY CALCULATORS: V2 - S. Krumm, Institut für Geologie (Department of Geology), Universität Erlangen-Nürnberg, Erlangen, Bundesrepublik Deutschland (Germany) VERY EXTENSIVE. For more information see Stefan Krumm's Home Page; VLGM WWW Goodies or the Institut für Geologie (Department of Geology) ATOMIC SCATTERING FACTORS FOR DATABASES SEE THE CHEMISTRY CENTER: SPECIALIZED DATABASES CALCULATION OF ATOMIC SCATTERING FACTORS - B. Rupp, Macromolecular Crystallography, Lawrence Livermore National Laboratory (LLNL) For more information see Crystallography 101 or LLNL Macromolecular Crystallography ELECTRON DENSITY FOR DATABASES SEE THE SPECIALIZED DATABASES CALCULATION OF ELECTRON DENSITY MAPS - B. Rupp, Macromolecular Crystallography, Lawrence Livermore National Laboratory (LLNL) For more information see Crystallography 101 or LLNL Macromolecular Crystallography CELL CONSTANTS XLAT: REFINEMENT OF CELL CONSTANTS - B. Rupp, Macromolecular Crystallography, Lawrence Livermore National Laboratory (LLNL) "XLAT is a Least Squares (LSQ) program for the precise refinement of cell constants." For more information see LLNL Macromolecular Crystallography CRYSTAL STRUCTURE & CRYSTALLOGRAPHIC DATABASES BILBAO CRYSTALLOGRAPHIC SERVER - Laboratorio de Materiales (LAMA), Universidad del País Vasco (EPV), Spain Multimedia Databases (Text & Images). Databases include: Table of space group symbols; Space Group Representations; Group-Subgroup Relations; Solid State Applications; & ICSDB. For more information see the Laboratorio de Materiales CALCULATION OF STRUCTURE FACTORS - B. Rupp, Macromolecular Crystallography, Lawrence Livermore National Laboratory (LLNL) For more information see Crystallography 101 or LLNL Macromolecular Crystallography CRYSTAL LATTICE STRUCTURE - Center for Computational Materials Science, Materials Science and Technology Division, Naval Research Laboratory (NRL) Multimedia Database (Text & Images). "This page offers a concise index of common crystal lattice structures." For more information see the Center for Computational Materials Science or the Naval Research Laboratory (NRL) Some examples include Index by Strukturbericht Designation Index by Pearson Symbol Index by Space Group CRYSTAL LATTICE VIEWER (JAVA APPLET) - Author: S. Lynn, School of Physics, University of Edinbourgh & hosted by the LTSN Physics Sciences "Special Interest Group" at the School of Physics and Astronomy, University of St Andrews, U.K. "...a visualization tool that allows you to see what the unit cell for a body centered, face centered..." For more information see Simulations in Physics & Astronomy or the School of Physics and Astronomy, University of St Andrews CRYSTAL STRUCTURE - J.C. Huffman, Indiana University Molecular Structure Center Multimedia Database (Text & Images). For more information see Molecular Structure Center or John C. Huffman's Home Page CRYSTALLOGRAPHIC DATABASE FOR MINERALS - WWW-MINCRYST - A.V. Chichagov & D.A. Varlamov and supported by the Russian Foundation of Basic Research, Russia For more information see the WWW-MINCRYST Home Page or the Russian Foundation of Basic Research CRYSTAL WORKSHEETS & TOOLS CRYSTOOL - B.W. Segelke, Macromolecular Crystallography, Lawrence Livermore National Laboratory (LLNL) "...now allows you to create a highly efficient, customizable, random crystallization screens using the convienient web interface..." For more information see LLNL Macromolecular Crystallography ESCHER WEB SKETCH (JAVA APPLET) - W. Hardaker & G. Chapuis, University of Lausanne, Switzerland VERY EXTENSIVE. "...allows you to draw repeating patterns. You can select the symmetry of the patterns by clicking on one of the icons..." For more information see Department of Physics DEFECTS IN CRYSTALS DEFECTS IN CRYSTALS - Helmut Föll, General Materials Science, Technische Fakultät, Universität Kiel, Kiel, Germany "...attempts to teach all important structural aspects (as opposed to electronic aspects) of defects in crystals..." For more information see AMAT - General Materials Science DIFFRACTION AN INTERACTIVE COURSE ON SYMMETRY AND ANALYSIS OF CRYSTAL STRUCTURE BY DIFFRACTION (JAVA APPLETS) - W. Hardaker & G. Chapuis, University of Lausanne, Switzerland "...The aim of this website is to give a general introduction on the subject of crystalline structures and how they diffract X-rays..." Includes: "Escher Web Sketch, Reciprocal Lattice Calculator, Ewald Sphere Animations, Laue Diagram Simulator." VERY EXTENSIVE. For more information see Department of Physics DIFFRACTION - Materials Teaching Educational Resources (MATTER) Project, Material Science & Engineering, Department of Engineering, The University of Liverpool, Liverpool, U.K. Multimedia Interactive Course (Text, Images & Movies). Includes: "Introduction to Diffraction; Geometry of Diffraction; Intensity of Diffraction; X-ray Diffraction & Electron Diffraction." For more information see the MATTER Project INTERACTIVE TUTORIAL ABOUT DIFFRACTION - Th. Proffen & R.B. Neder, Crystallography Group, Institute of Mineralogy, University of Würzburg, Germany VERY VERY EXTENSIVE. "...a pictorial guide to crystal structures and their Fourier transforms useful for teaching diffraction physics..." For more information see Crystallography Group in Würzburg or the Institute of Mineralogy Some examples from over "20" Applets include 1D crystal builder Polygon of atoms Ewald sphere Bragg's law HK plane simulator Powder diffraction: Pair distribution function BRAGG'S LAW AND DIFFRACTION: HOW WAVES REVEAL THE ATOMIC STRUCTURE OF CRYSTALS (JAVA APPLET) - K. Lukin, Earth Science Educational Resource Center and the Long Island Consortium for Interconnected Learning, State University of New York at Stony Brook For more information see Project Java or Earth Science Educational Resource Center HIGH PRESSURE MINERALOGY - DIAMOND ANVIL HIGH PRESSURE RESEARCH USING THE DIAMOND ANVIL TOOLS (JAVA APPLETS) - James Badro, France For more information see High Pressure Research using the Diamond Anvil Cell Some examples include Fluorescence Wavelength Pressure Calculator (For Temperatures <400 K Only) Fluorescence Wavelength Pressure Calculator (For all Temperatures) High-pressure x-ray diffraction pattern simulator MAD DATA COLLECTION ANOMALOUS SCATTERING COEFFICIENTS - Biomolecular Structure Center, University of Washington, School of Medicine "The scattering factor data files used to generate plots were calculated using the subroutine library by Brennan and Cowan." For more information see X-ray Anomalous Scattering or Biomolecular Structure Center Examples of other X-ray Anomalous Scattering Databases include Forms interface to calculate the expected signal in a MAD diffraction experiment X-ray Absorption Edges MINERALOGY & MINERAL SPECTROSCOPY FOR DATABASES, ATLASES, ETC. SEE THE GEOSCIENCE CENTER: MINERALOGY MORPHOLOGY AND MINERALOGY (JAVA APPLET) - J.C. Huffman, Indiana University Molecular Structure Center For more information see Molecular Structure Center or John C. Huffman's Home Page MOLECULAR STRUCTURE FOR DATABASES SEE THE CHEMICALS & BIOCHEMICALS SECTION, MOLECULAR MODELING & STRUCTURES SPACE GROUPS SPACE GROUPS - B. Rupp, Macromolecular Crystallography, Lawrence Livermore National Laboratory (LLNL) For more information see Crystallography 101 or LLNL Macromolecular Crystallography VM (MATTHEWS COEFFICIENT) CALCULATIONS VM (MATTHEWS COEFFICIENT) CALCULATOR - Group 1, X-Ray Research Laboratory, Rigaku Corporation, Japan For more information see the Tips; Group 1; X-Ray Research Laboratory or the Rigaku Corporation MATTHEWS COEFFICIENT AND SOLVENT CONTENT CALCULATOR; RECIPROCAL CELL CALCULATION, & MOLECULAR WEIGHT FROM SEQUENCE - B. Rupp, Macromolecular Crystallography, Lawrence Livermore National Laboratory (LLNL) VERY VERY EXTENSIVE. For more information see Crystallographic Web Applets; BR's Crystallographic Computing Services or LLNL Macromolecular Crystallography ZEOLITES DATABASE OF ZEOLITES STRUCTURES - Structure Commission, International Zeolite Association (IZA-SC), Switzerland Multimedia Databases & Calculators (Text & Images). For more information see International Zeolite Association (IZA-SC)

Diatomic DIATOMIC DIATOMIC MOLECULE SPECTRUM SIMULATION - C. Western, School of Chemistry, University of Bristol, U.K. For more information see Colin Western's Home Page Diffusion SIMULATIONS DIFFUSION APPLET - P.O. Lewis L.A. Lewis, The Lewis Lab., Department of Ecology & Evolutionary Biology, University of Connecticut For more information see Software; The Lewis Labs or the Department of Ecology & Evolutionary Biology Dioxins DIOXIN DATA FROM EMISSION TESTS ETC. DIOXIN (PCDD/PCDF) TOXIC EQUIVALENCY QUANTITY CALCULATOR - Gossman Consulting, Inc. "How to interpret and understand dioxin (PCDD/PCDF) data from emission tests and industrial/environmental samples..." For more information see Solutions or Gossman Consulting, Inc.

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