Web Directory

» Bulk Density Chart
   Densities in standard and metric form, grouped by first letter of the product.
   http://www.asiinstr.com/technical/Material_Bulk_Density_Chart_A.htm

» Developmental Therapeutics Program NCI/NIH
   As the drug discovery and development arm of the National Cancer Institute, the Developmental Therapeutics Program (DTP) plans, conducts, and facilitates development of therapeutic agents for cancer and AIDS.
   http://dtp.nci.nih.gov/

» Dielectric Constant Reference Guide
   Single page of several hundred chemicals, sorted by name, with associated dielectric constant.
   http://www.asiinstr.com/technical/Dielectric%20Constants.htm

» EMSL Gaussian Basis Sets
   Extensible Computational Chemistry Environment Basis Set Database, Version 8/01/01, as developed and distributed by the Molecular Science Computing Facility, Environmental and Molecular Sciences Laboratory which is part of the Pacific Northwest Laboratory
   http://www.emsl.pnl.gov/forms/basisform.html

» Fundamental Physical Constants from NIST
   The values of the fundamental physical constants provided at this site are recommended for international use by CODATA and are the latest available.
   http://physics.nist.gov/cuu/Constants/

» GRI-Mech
   At Berkeley, also has selected kinetic rate constants and parameters for reactions involving the species included in their database.
   http://www.me.berkeley.edu/gri_mech/data/rxns_static.html

» JPL Molecular Spectroscopy
   Database which has an extensive library including programs for fitting spectra and spectral line files for a large number of molecules. Use requires knowledge of spectroscopy and quantum mechanics.
   http://spec.jpl.nasa.gov/

» NIST Physical Reference Data
   Database holding information on fundamental physical constants, atomic spectra, molecular spectroscopic data, ionization data, X-Ray and Gamma-Ray data, radiation dosimetry data, nuclear physics data, and condensed matter physics data.
   http://physics.nist.gov/PhysRefData/contents.html

» National Institute of Standards and Technology WebBook
   Thermochemical data for over 6000 organic and small inorganic compounds. Reaction thermochemistry data for over 9000 reactions. IR spectra for over 8700 compounds. Mass spectra for over 12,000 compounds. UV/Vis spectra for over 400 compounds. Electronic a
   http://webbook.nist.gov/

» Pseudopotentials
   Energy-consistent pseudopotentials of the Stuttgart/Bonn group (semi-local pseudopotentials adjusted to reproduce atomic valence-energy spectra) for every element in the periodical table. Provided by the University of Stuffgart.
   http://www.theochem.uni-stuttgart.de/pseudopotentials/index.en.html

» Quantum Chemistry Literature DataBase
   A literature database on ab initio MO calculations published in major journals of Chemistry, Physics and Computer Science since 1978.
   http://qcldb2.ims.ac.jp/

» Quest Consultants
   Source of thermodynamic data useful in handling phase transitions. The data are given as a function of temperature and pressure for single components and mixtures. Also links to Bubble Points, Dew Points, and Enthalpy-Pressure Diagram Pages.
   http://www.questconsult.com/thermo_intro.html

» Surface Tension Data
   Surface tension values of some common test liquids for surface energy analysis.
   http://www.surface-tension.de

» The Radiation Chemistry Data Center of the Notre Dame Radiation Laboratory
   Chemical property data (such as reaction rate constants, and redox potentials,) historic bibliographic information from the RCDC bibliographic database, and recent papers in radiation chemistry and photochemistry. Also includes an on-line continuation of
   http://allen.rad.nd.edu/

» Thermodynamic Databases for MTDATA
   Provides thermodynamic databases, data assessment, and consulting services to companies working with a variety of commercial and industrial materials. Information on training courses, models, downloads, example applications, and leasing databases.
   http://www.npl.co.uk/advanced-materials/materials-areas/thermodynamics/thermodynamic-databases-for-mtdata