Class information for:
Level 3: JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS//PHYSICAL REVIEW A//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
335 3       JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS//PHYSICAL REVIEW A//PHYSICS, ATOMIC, MOLECULAR & CHEMICAL 37816
735 2             JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS//PHYSICAL REVIEW A//PHYSICS, ATOMIC, MOLECULAR & CHEMICAL 13007
1053 2             JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS//PHYSICA SCRIPTA//ATOMIC DATA AND NUCLEAR DATA TABLES 10343
1258 2             ANTIHYDROGEN//PHYSICAL REVIEW A//POSITRONIUM 9169
2162 2             POSITRON ANNIHILATION//POSITRONIUM//FREE VOLUME 5297

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS journal 1056486 12% 28% 4555
2 PHYSICAL REVIEW A journal 563738 18% 10% 6788
3 PHYSICS, ATOMIC, MOLECULAR & CHEMICAL WoSSC 464149 43% 4% 16440
4 OPTICS WoSSC 315388 38% 3% 14482
5 POSITRON ANNIHILATION authKW 259035 2% 51% 618
6 POSITRONIUM authKW 225298 1% 81% 333
7 ATOMIC DATA authKW 147860 1% 33% 545
8 PHYSICA SCRIPTA journal 142013 4% 10% 1688
9 POSITRON authKW 117187 1% 48% 296
10 ATOMIC DATA AND NUCLEAR DATA TABLES journal 97299 1% 40% 297

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Physics, Atomic, Molecular & Chemical 464149 43% 4% 16440
2 Optics 315388 38% 3% 14482
3 Physics, Multidisciplinary 80039 22% 1% 8339
4 Physics, Nuclear 32681 9% 1% 3472
5 Spectroscopy 14409 6% 1% 2241
6 Nuclear Science & Technology 11621 6% 1% 2198
7 Instruments & Instrumentation 11408 6% 1% 2373
8 Physics, Particles & Fields 3199 4% 0% 1498
9 Physics, Condensed Matter 2826 7% 0% 2550
10 Physics, Applied 1890 8% 0% 2944

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ATOM MOL SUR E PHYS 61536 0% 74% 100
2 ARC ANTIMATTER MATTER STUDIES 48522 0% 50% 117
3 SHANGHAI EBIT 48292 0% 75% 77
4 PHYS 43496 20% 1% 7661
5 PHYS MOL IS 41265 0% 50% 100
6 THEORET STUDIES PHYS SYST 33610 0% 36% 112
7 NUCL METHODS 30596 0% 82% 45
8 ELECT STRUCT MAT 23641 0% 65% 44
9 THEORET ATOM MOL PHYS 22448 0% 27% 100
10 HIGH TEMP ASTROPHYS 21645 0% 96% 27

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS 1056486 12% 28% 4555
2 PHYSICAL REVIEW A 563738 18% 10% 6788
3 PHYSICA SCRIPTA 142013 4% 10% 1688
4 ATOMIC DATA AND NUCLEAR DATA TABLES 97299 1% 40% 297
5 ZEITSCHRIFT FUR PHYSIK D-ATOMS MOLECULES AND CLUSTERS 95028 1% 21% 546
6 HYPERFINE INTERACTIONS 49715 2% 9% 688
7 OPTIKA I SPEKTROSKOPIYA 46688 2% 9% 626
8 EUROPEAN PHYSICAL JOURNAL D 33783 1% 9% 480
9 CANADIAN JOURNAL OF PHYSICS 31303 1% 8% 490
10 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS 22916 3% 3% 970

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 POSITRON ANNIHILATION 259035 2% 51% 618 Search POSITRON+ANNIHILATION Search POSITRON+ANNIHILATION
2 POSITRONIUM 225298 1% 81% 333 Search POSITRONIUM Search POSITRONIUM
3 ATOMIC DATA 147860 1% 33% 545 Search ATOMIC+DATA Search ATOMIC+DATA
4 POSITRON 117187 1% 48% 296 Search POSITRON Search POSITRON
5 ANTIHYDROGEN 69822 0% 87% 97 Search ANTIHYDROGEN Search ANTIHYDROGEN
6 POSITRON BEAM 64632 0% 79% 99 Search POSITRON+BEAM Search POSITRON+BEAM
7 ATOMIC PROCESSES 63369 1% 22% 354 Search ATOMIC+PROCESSES Search ATOMIC+PROCESSES
8 FREE VOLUME 51106 1% 23% 264 Search FREE+VOLUME Search FREE+VOLUME
9 POSITRON LIFETIME 47540 0% 52% 111 Search POSITRON+LIFETIME Search POSITRON+LIFETIME
10 DIELECTRONIC RECOMBINATION 45389 0% 85% 64 Search DIELECTRONIC+RECOMBINATION Search DIELECTRONIC+RECOMBINATION

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 62 PHYSICS, ATOMIC, MOLECULAR & CHEMICAL//JOURNAL OF CHEMICAL PHYSICS//CHEMISTRY, PHYSICAL
2 269 PHYSICS OF PLASMAS//PHYSICS, FLUIDS & PLASMAS//LASER AND PARTICLE BEAMS
3 228 PHYSICAL REVIEW SPECIAL TOPICS-ACCELERATORS AND BEAMS//NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT//FREE ELECTRON LASER
4 141 PHYSICAL REVIEW A//OPTICS//PHYSICS, ATOMIC, MOLECULAR & CHEMICAL
5 375 MICROSCOPY//ULTRAMICROSCOPY//JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA
6 378 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS//NUCLEAR SCIENCE & TECHNOLOGY//INSTRUMENTS & INSTRUMENTATION
7 588 X RAY OPTICS//X RAY MICROSCOPY//JOURNAL OF SYNCHROTRON RADIATION
8 339 DIELECTRIC BARRIER DISCHARGE//NON THERMAL PLASMA//PLASMA SOURCES SCIENCE & TECHNOLOGY
9 468 PHYSICS, MATHEMATICAL//MATHEMATICS//JOURNAL OF MATHEMATICAL PHYSICS
10 59 PHYSICAL REVIEW C//PHYSICS, NUCLEAR//NUCLEAR PHYSICS A

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