Class information for:
Level 3: PHYSICAL REVIEW A//OPTICS//PHYSICS, ATOMIC, MOLECULAR & CHEMICAL

Basic class information
Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
13 4 PHYSICS, PARTICLES & FIELDS//PHYSICS, NUCLEAR//OPTICS 1062565
141 3       PHYSICAL REVIEW A//OPTICS//PHYSICS, ATOMIC, MOLECULAR & CHEMICAL 66180
73 2             PHYSICAL REVIEW A//BOSE EINSTEIN CONDENSATE//BOSE EINSTEIN CONDENSATION 28206
1640 2             TIME FREQUENCY//ATOMIC CLOCKS//FREQUENCY STANDARD 7221
1893 2             OPTICS//PHYSICAL REVIEW A//SUPERRADIANCE 6304
1957 2             HYPERPOLARIZED GAS//HYPERPOLARIZED//ATOMIC MAGNETOMETER 6078
1969 2             ELECTROMAGNETICALLY INDUCED TRANSPARENCY//SPONTANEOUSLY GENERATED COHERENCE//SLOW LIGHT 6039
2104 2             PHOTON ECHO//SPECTRAL HOLE BURNING//QUANTUM MEMORY 5505
2413 2             SINGLE MOLECULE MAGNETS//MOLECULAR MAGNETS//MN 12 ACETATE 4414
3143 2             ETHYLBENZENE DEHYDROGENATION//RYDBERG ATOMS//ETHYLBENZENE 2413

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PHYSICAL REVIEW A journal 1215607 20% 20% 13171
2 OPTICS WoSSC 711103 43% 6% 28623
3 PHYSICS, ATOMIC, MOLECULAR & CHEMICAL WoSSC 369626 30% 4% 19718
4 BOSE EINSTEIN CONDENSATE authKW 218348 1% 70% 656
5 PHYS address 197004 31% 2% 20487
6 PHYSICS, MULTIDISCIPLINARY WoSSC 195947 26% 3% 17029
7 BOSE EINSTEIN CONDENSATION authKW 162100 1% 56% 617
8 OPTICAL LATTICES authKW 155614 1% 74% 447
9 PHYSICAL REVIEW LETTERS journal 129222 8% 6% 5228
10 ELECTROMAGNETICALLY INDUCED TRANSPARENCY authKW 120356 1% 73% 346

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Optics 711103 43% 6% 28623
2 Physics, Atomic, Molecular & Chemical 369626 30% 4% 19718
3 Physics, Multidisciplinary 195947 26% 3% 17029
4 Physics, Applied 13357 12% 1% 7972
5 Physics, Condensed Matter 8465 8% 1% 5337
6 Physics, Mathematical 7640 4% 1% 2443
7 Spectroscopy 5084 3% 1% 2021
8 Instruments & Instrumentation 2866 3% 1% 1961
9 Chemistry, Physical 703 6% 0% 3820
10 Engineering, Electrical & Electronic 589 5% 0% 3105

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PHYS 197004 31% 2% 20487
2 TIME FREQUENCY 108158 0% 70% 327
3 COLD ATOM PHYS 105219 0% 71% 312
4 KASTLER BROSSEL 86806 1% 34% 536
5 JOINT QUANTUM 83003 1% 38% 461
6 ARC EXCELLENCE QUANTUM ATOM OPT 82523 0% 78% 224
7 AIME COTTON 64916 1% 38% 358
8 QUANTUM OPT 62995 1% 36% 372
9 STATE QUANTUM OPT QUANTUM OPT DEVICES 60213 0% 39% 330
10 THEORET PHYS 53752 4% 4% 2912

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PHYSICAL REVIEW A 1215607 20% 20% 13171
2 PHYSICAL REVIEW LETTERS 129222 8% 6% 5228
3 JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS 108175 3% 12% 1954
4 NEW JOURNAL OF PHYSICS 62225 2% 12% 1112
5 EUROPEAN PHYSICAL JOURNAL D 59262 1% 15% 841
6 OPTICS COMMUNICATIONS 58652 3% 7% 1849
7 LASER PHYSICS 51564 1% 16% 715
8 JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS 46904 2% 10% 1068
9 OPTICS LETTERS 34595 2% 5% 1532
10 APPLIED PHYSICS B-LASERS AND OPTICS 34456 1% 10% 762

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 BOSE EINSTEIN CONDENSATE 218348 1% 70% 656 Search BOSE+EINSTEIN+CONDENSATE Search BOSE+EINSTEIN+CONDENSATE
2 BOSE EINSTEIN CONDENSATION 162100 1% 56% 617 Search BOSE+EINSTEIN+CONDENSATION Search BOSE+EINSTEIN+CONDENSATION
3 OPTICAL LATTICES 155614 1% 74% 447 Search OPTICAL+LATTICES Search OPTICAL+LATTICES
4 ELECTROMAGNETICALLY INDUCED TRANSPARENCY 120356 1% 73% 346 Search ELECTROMAGNETICALLY+INDUCED+TRANSPARENCY Search ELECTROMAGNETICALLY+INDUCED+TRANSPARENCY
5 LASER COOLING 75544 0% 63% 254 Search LASER+COOLING Search LASER+COOLING
6 COLD ATOMS 75328 0% 73% 217 Search COLD+ATOMS Search COLD+ATOMS
7 ATOMIC CLOCKS 54726 0% 80% 145 Search ATOMIC+CLOCKS Search ATOMIC+CLOCKS
8 ULTRACOLD ATOMS 40863 0% 76% 113 Search ULTRACOLD+ATOMS Search ULTRACOLD+ATOMS
9 GROSS PITAEVSKII EQUATION 39791 0% 54% 156 Search GROSS+PITAEVSKII+EQUATION Search GROSS+PITAEVSKII+EQUATION
10 SLOW LIGHT 31962 0% 37% 182 Search SLOW+LIGHT Search SLOW+LIGHT

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.

Classes with closest relation at Level 3


rank cluster_id2 link
1 140 PHYSICAL REVIEW A//QUANTUM INFORMATION PROCESSING//PHYSICS, MULTIDISCIPLINARY
2 593 JOURNAL OF LOW TEMPERATURE PHYSICS//QUANTUM TURBULENCE//SUPERFLUID HE 3
3 632 CASIMIR EFFECT//CASIMIR FORCE//THERMOPHOTOVOLTAICS
4 277 PHYSICAL REVIEW B//PHYSICS, CONDENSED MATTER//HUBBARD MODEL
5 335 JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS//PHYSICAL REVIEW A//PHYSICS, ATOMIC, MOLECULAR & CHEMICAL
6 96 PHYSICAL REVIEW B//PHYSICS, CONDENSED MATTER//PHYSICS, MULTIDISCIPLINARY
7 456 LITHIUM NIOBATE//OPTICS//LINBO3
8 467 JOURNAL OF MOLECULAR SPECTROSCOPY//QUANTUM CASCADE LASER//JOURNAL OF QUANTITATIVE SPECTROSCOPY & RADIATIVE TRANSFER
9 33 OPTICS//IEEE PHOTONICS TECHNOLOGY LETTERS//JOURNAL OF LIGHTWAVE TECHNOLOGY
10 228 PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS//NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT//FREE ELECTRON LASER

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