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Download Pascal Classification Scheme
Pascal Classification Scheme
001 Exact sciences and technology.
001A Sciences and techniques of general use.
001B Physics
001B00 General.
001B10 The physics of elementary particles and fields.
001B20 Nuclear physics.
001B30 Atomic and molecular physics.
001B30A Electronic structure of atoms, molecules and their ions: theory.
001B30B Atomic properties and interactions with photons.
001B30C Molecular properties and interactions with photons.
001B30C15 Properties of molecules and molecular ions.
001B30C15B General molecular conformation and symmetry; stereochemistry.
001B30C15D Interatomic distances and angles.
001B30C15F Bond strengths, dissociation energies.
001B30C15H Barrier heights (internal rotation, inversion, rotational isomerism, conformational dynamics).
001B30C15K Electric and magnetic moments (and derivatives), polarizability and magnetic susceptibility.
001B30C15M Rotation, vibration and vibration-rotation constants.
001B30C15P Fine and hyperfine structure.
001B30C15R Ionization potentials, electron affinities, molecular core binding energy.
001B30C15T Mass spectra.
001B30C15V Correlation times in molecular dynamics.
001B30C20 Molecular spectra.
001B30C25 Nuclear resonance and relaxation.
001B30C35 Electron resonance and relaxation.
001B30C40 Multiple resonances (including double and higher-order resonance processes, such as double nuclear magnetic resonance, electron double resonance and microwave optical double resonance).
001B30C45 Mössbauer spectra.
001B30C50 Fluorescence and phosphorescence; radiationless transitions, quenching (intersystem crossing, internal conversion).
001B30C55 Optical activity and dichroism; magnetooptical and electrooptical spectra.
001B30C55A Optical activity, optical rotation; circular dichroism.
001B30C55B Zeeman and Stark effects.
001B30C55F Other magnetooptical and electrooptical effects.
001B30C60 Photoelectron spectra.
001B30C70 Intensities and shapes of molecular spectral lines and bands.
001B30C70C Oscillator and band strengths, lifetimes, transition moments, and Franck-Condon factors.
001B30C70F Absolute and relative line and band intensities.
001B30C70J Line and band widths, shapes, and shifts.
001B30C80 Photon interactions with molecules.
001B30C90 Other topics in molecular properties and interactions with photons.
001B30D Atomic and molecular collision processes and interactions.
001B30F Studies of special atoms, molecules and their ions; clusters.
001B30G Mechanical control of atoms, molecules and ions.
001B40 Fundamental areas of phenomenology (including applications).
001B50 Physics of gases, plasmas and electric discharges.
001B60 Condensed matter: structure, mechanical and thermal properties.
001B70 Condensed matter: electronic structure, electrical, magnetic, and optical properties.
001B80 Cross-disciplinary physics: materials science; rheology.
001C Chemistry.
001D Applied sciences.
001E Earth, ocean, space.
001E01 Earth sciences.
001E02 External geophysics.
001E03 Astronomy.
001E03A Fundamental astronomy and astrophysics. Instrumentation, techniques, and astronomical observations.
001E03A10 Fundamental astronomy.
001E03A10C Celestial mechanics (including n-body problems).
001E03A10E Orbit determination and improvement.
001E03A10F Chaotic dynamics.
001E03A10G Eclipses, transits, and occultations.
001E03A10J Astrometry and reference systems.
001E03A10K Ephemerides, almanacs, and calendars.
001E03A30 Fundamental aspects of astrophysics.
001E03A35 Dark matter (stellar, interstellar, galactic, and cosmological).
001E03A40 Artificial Earth satellites.
001E03A45 Observatories and site testing.
001E03A55 Astronomical and space-research instrumentation.
001E03A55A Charge-coupled devices, image detectors and IR detector arrays.
001E03A55B Astrometric and interferometric instruments.
001E03A55C Ground-based ultraviolet, optical, and infrared telescopes.
001E03A55E Solar instruments.
001E03A55F Space-based ultraviolet, optical, and infrared telescopes.
001E03A55J Radio telescopes and instrumentation ; heterodyne receivers.
001E03A55K X-ray and ?-ray telescopes and instrumentation.
001E03A55P Lunar, planetary, and deep-space probes.
001E03A55Q Photometric, polarimetric, and spectroscopic instrumentation.
001E03A55R Photoconductors and bolometers.
001E03A55S Auxiliary and recording instruments; clocks and frequency standards.
001E03A55V Neutrino, muon, pion, and other elementary particle detectors; cosmic ray detectors.
001E03A55Y Gravitational radiation detectors; mass spectrometers; and other instrumentation and techniques.
001E03A75 Observation and data reduction techniques. Computer modeling and simulation.
001E03A80 Catalogues, atlases, databases, retrieval systems, etc.
001E03A85 Astronomical observations.
001E03A90 Historical astronomy and archaeoastronomy; and other topics in fundamental astronomy and astrophysics; instrumentation, techniques, and astronomical observations.
001E03B Solar System.
001E03C Stars.
001E03D Stellar systems. Galactic and extragalactic objects and systems. The Universe.
001E03E Extraterrestrial life and intelligence.
002 Biological and medical sciences.
Download Francis Classification Scheme
Francis Classification Scheme