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| A collection of Reference e-books in the sciences, including The McGraw-Hill Encyclopedia of Science & Technology 9th edition online. |
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| Provides information on management, careers and employment, and financial trends in the scientific and technological fields. Includes interviews, meetings, conferences, exhibitions, discussions, corrections, continued articles, new product reviews, new product announcements, technically valuable editorials and letters, tables, charts, diagrams, buyers' guides, directories, and conference proceedings. |
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| Electronic pre-prints in physics, mathematics, computer science and quantitative biology. |
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| NASA-funded project whose main resource is an Abstract Service, which includes four sets of abstracts: Astronomy and astrophysics, Instrumentation, Physics and geophysics, and Los Alamos preprint server. |
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| The NIST bibliographic database on atomic spectral line broadening contains approximately 800 recent references, including numerical data, general information, comments, and review articles. |
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| NIST's bibliographic database on atomic transition probabilities presently contains 6113 references, dating from 1914 through May 1999. |
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| The atomic weights are available for elements 1 through 111, and isotopic compositions or abundances are given when appropriate. |
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| Database of measured and theoretical cross section data in the form of reprints, reports, and personal communications. |
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| The Biological Macromolecule Crystallization Database (BMCD) contains crystal data and the crystallization conditions, which have been compiled from literature. |
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| ChemRate is a program containing databases with experimental results on unimolecular reactions, information pertaining to transition state and molecular structures necessary for the calculation of high pressure rate constants and thermal functions respectively. |
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| A database for researchers which includes an expertise directory, funding opportunities, MEDLINE and the Federal Register. |
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| Provides the open source to full-text and bibliographic records of Department of Energy (DOE) research and development reports. |
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| Electron-Impact Ionization Cross Section Database primarily consists of total ionization cross sections of molecules by electron impact. |
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| The Elemental Data Index provides access to the holdings of NIST Physics Laboratory online data organized by element. It is intended to simplify the process of retrieving online scientific data for a specific element. |
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| Over 2,750 specially commissioned, peer-reviewed and continually updated articles. |
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| ETDEWEB contains worldwide information in the nuclear, coal, and global climate change areas. |
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| Contains citations for theoretical and experimental publications relevant to the fundamental constants and closely related precision measurements. |
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| The General Science selection of Wilson Omnifile provides fulltext to sholarly and popular journals covering research and innovation in the sciences. |
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| The table of ionization energies in Ground Levels and Ionization Energies for the Neutral Atoms are based on a recent survey of the literature. |
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| Online equivalent of the 84rd edition of this print classic. |
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| Bibliographic database providing access to the world's scientific literature in electrical engineering, electronics, physics, control engineering, information technology, communications, computers, computing, and manufacturing and production engineering. |
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| Provides access to results of comparisons of National Metrology Institute (NMI) measurements and standards. |
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| Database of some of the leading engineering reference handbooks, databases, and conference proceedings. |
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| The NASA Technical Report Server is an experimental service that allows users to search the many different abstract and technical report servers maintained by various NASA centers and programs. |
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| Nature offers key journals in Chemistry, Clinical Practice and Research, Earth and Environment, Life Science, and Physics. |
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| Data for free radical processes involving primary radicals from water, inorganic radicals and carbon-centered radicals in solution, and singlet oxygen and organic peroxyl radicals in various solvents. |
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| Contains data for radiative transitions and energy levels in atoms and atomic ions. |
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| The NIST Chemical Kinetics Database includes all reported kinetics results for thermal gas-phase chemical reactions. |
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| This site provides thermochemical, thermophysical, and ion energetics data compiled by NIST under the Standard Reference Data Program. |
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| Provides easy access to NIST scientific and technical data, covering a broad range of substances and properties from many different scientific disciplines. |
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| Contains over a thousand reported measurements of CH3D, 13CH4, and 14CH4 at sources and in tropospheric air. |
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| This database serves as a repository for permeability measurements. Version 1.0 contains more than 100 data points measured at NIST for different woven, random, unidirectional, and stitched glass fabrics. |
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| The NIST High Temperature Superconducting Materials Database (WebHTS) provides evaluated thermal, mechanical, and superconducting property data for oxides and other nonconventional superconductors. |
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| This database reproduces a subset of the tables and reference functions of NIST Monograph 175, "Temperature Electromotive Force Reference Functions and Tables for the Letter-Designated Thermocouple Types Based on the ITS-90". |
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| Property Data Summaries are topical collections of property values derived from surveys of published data. Thermal, mechanical, structural, and chemical properties are included in the collections. |
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| NIST Property Data Summaries for Fracture Toughness provide fracture toughness data on numerous materials. |
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| The NIST Oxide Glasses Collection has property data on borate base glasses, germanate base glasses, phosphate base glasses and silicate base glasses. |
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| Provides evaluated materials property data for a wide range of advanced ceramics known variously as structural ceramics, engineering ceramics, and fine ceramics. |
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| The NIST Visible Cement Dataset consists of data on cement pastes with w/c ratios between 0.3 and 0.45 that were prepared and viewed after various hydration times. |
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| Resulting from a critical evaluation of the published literature, the database contains over 22,000 line positions, chemical shifts, doublet splittings, and energy separations of photoelectron and Auger-electron lines. |
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| NTIS is the federal government source for the sale of scientific, technical, engineering, and related business information by or for the U.S. government and complementary materials from international sources. |
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| Contains a collection of calculated binary and ternary systems that are relevant to solders. |
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| Table based on "New and revised half-life measurements results," by M.P. Unterweger, D.D. Hoppes, and F.J. Schima (1992), is a revised listing of the half lives determined at NIST since 1967. |
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ScirusDates vary To link to Drexel full text from Scirus, first add Drexel University in the Library Partner Links within Scirus Preferences.;Open Access | A comprehensive science-specific search engine on the Internet. Searches open-access websites as well as peer-reviewed content from publisher sites. |
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| Provides a compilation of data on the thermodynamics of enzyme-catalyzed reactions, limited to direct equilibrium and calorimetric measurements performed on these reactions under in vitro conditions. |
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| These tables represent the second part of a series of critical reviews on molecular rotational spectra in the microwave frequency region. |
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| Access to full-text DOE research and development reports. |
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| Tables and graphs of the photon mass attenuation coefficient and the mass energy-absorption coefficient are presented for all of the elements Z = 1 to 92, and for 48 compounds and mixtures of radiological interest. |
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| This X-ray transition table provides the energies and wavelengths for the K and L transitions connecting energy levels having principal quantum numbers n = 1, 2, 3, and 4. |
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| A web database is provided which can be used to calculate photon cross sections for scattering, photoelectric absorption and pair production, as well as total attenuation coefficients, for any element, compound or mixture (Z <= 100) at energies from 1 keV to 100 GeV. |
