Class information for: |
Basic class information |
Class id | #P | Avg. number of references |
Database coverage of references |
---|---|---|---|
1451 | 7819 | 26.9 | 56% |
Hierarchy of classes |
The table includes all classes above and classes immediately below the current class. |
Cluster id | Level | Cluster label | #P |
---|---|---|---|
10 | 4 | OPTICS//PHYSICS, PARTICLES & FIELDS//PHYSICS, MULTIDISCIPLINARY | 1131262 |
251 | 3 | JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS//PHYSICAL REVIEW A//PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | 46185 |
1451 | 2 | ANTIHYDROGEN//AVOGADRO CONSTANT//KILOGRAM | 7819 |
5200 | 1 | HIGHLY CHARGED IONS//EBIT//COLD TR PED IONS PROJECT | 1658 |
5280 | 1 | ANTIHYDROGEN//ANTIPROTONIC HELIUM//NONNEUTRAL PLASMA | 1646 |
6089 | 1 | ATOMOS MOL ESPECIAIS//MULTI COMPONENT MOLECULAR ORBITAL METHOD//GEOMETRICAL ISOTOPE EFFECT | 1532 |
8839 | 1 | AVOGADRO CONSTANT//KILOGRAM//WATT BALANCE | 1212 |
9450 | 1 | PROTON RADIUS//RYDBERG CONSTANT//MUONIC HYDROGEN | 1155 |
19218 | 1 | 3450//ABT ATOMARE PROZESSE//ANTICROSSING SPECTROSCOPY | 516 |
35234 | 1 | CHANNELED ELECTRONS//ALIGNED CRYSTAL//CHERNOGLAVKA BRANCH | 100 |
Terms with highest relevance score |
rank | Term | termType | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
---|---|---|---|---|---|---|
1 | ANTIHYDROGEN | authKW | 297607 | 1% | 83% | 92 |
2 | AVOGADRO CONSTANT | authKW | 269540 | 1% | 97% | 71 |
3 | KILOGRAM | authKW | 230541 | 1% | 97% | 61 |
4 | WATT BALANCE | authKW | 207475 | 1% | 87% | 61 |
5 | METROLOGIA | journal | 184567 | 5% | 13% | 362 |
6 | PHYSICAL REVIEW A | journal | 104266 | 17% | 2% | 1333 |
7 | PLANCK CONSTANT | authKW | 98839 | 0% | 77% | 33 |
8 | ANTIPROTONIC HELIUM | authKW | 85873 | 0% | 100% | 22 |
9 | NONNEUTRAL PLASMA | authKW | 75879 | 0% | 59% | 33 |
10 | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | WoSSC | 71314 | 38% | 1% | 2958 |
Web of Science journal categories |
Rank | Term | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
---|---|---|---|---|---|
1 | Physics, Atomic, Molecular & Chemical | 71314 | 38% | 1% | 2958 |
2 | Optics | 30044 | 26% | 0% | 2070 |
3 | Instruments & Instrumentation | 21285 | 17% | 0% | 1321 |
4 | Physics, Multidisciplinary | 20029 | 24% | 0% | 1891 |
5 | Physics, Nuclear | 13710 | 13% | 0% | 1024 |
6 | Physics, Particles & Fields | 3201 | 8% | 0% | 588 |
7 | Physics, Fluids & Plasmas | 2421 | 5% | 0% | 377 |
8 | Nuclear Science & Technology | 1600 | 5% | 0% | 386 |
9 | Physics, Applied | 881 | 10% | 0% | 774 |
10 | Spectroscopy | 742 | 3% | 0% | 261 |
Address terms |
Rank | Term | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
---|---|---|---|---|---|
1 | KASTLER BROSSEL | 53342 | 2% | 9% | 145 |
2 | ATOMOS MOL ESPECIAIS | 42684 | 0% | 58% | 19 |
3 | ULMER INITIAT UNIT | 35130 | 0% | 100% | 9 |
4 | COLD TR PED IONS PROJECT | 33728 | 0% | 41% | 21 |
5 | THEORET INTERDISCIPLINARY | 31227 | 0% | 100% | 8 |
6 | DIPARTIMENTO CHIM FIS INGN MAT | 26187 | 0% | 20% | 33 |
7 | GRP EGATO B CIA | 18153 | 0% | 42% | 11 |
8 | IST METROL G COLONNETTI | 16089 | 0% | 24% | 17 |
9 | QUANTUM CHEM | 16054 | 1% | 7% | 63 |
10 | DIPARTIMENTO FIS GEN A AVOGADRO | 15688 | 0% | 31% | 13 |
Journals |
Rank | Term | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
---|---|---|---|---|---|
1 | METROLOGIA | 184567 | 5% | 13% | 362 |
2 | PHYSICAL REVIEW A | 104266 | 17% | 2% | 1333 |
3 | JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS | 34958 | 5% | 2% | 383 |
4 | HYPERFINE INTERACTIONS | 25836 | 3% | 3% | 228 |
5 | IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT | 16262 | 2% | 2% | 194 |
6 | CANADIAN JOURNAL OF PHYSICS | 12831 | 2% | 2% | 143 |
7 | PHYSICAL REVIEW LETTERS | 12413 | 7% | 1% | 564 |
8 | PHYSICA SCRIPTA | 12129 | 3% | 1% | 229 |
9 | PTB-MITTEILUNGEN | 11118 | 0% | 10% | 28 |
10 | PHYSICS OF PLASMAS | 9618 | 3% | 1% | 219 |
Author Key Words |
Rank | Term | Chi square | Shr. of publ. in class containing term |
Class's shr. of term's tot. occurrences |
#P with term in class |
LCSH search | Wikipedia search |
---|---|---|---|---|---|---|---|
1 | ANTIHYDROGEN | 297607 | 1% | 83% | 92 | Search ANTIHYDROGEN | Search ANTIHYDROGEN |
2 | AVOGADRO CONSTANT | 269540 | 1% | 97% | 71 | Search AVOGADRO+CONSTANT | Search AVOGADRO+CONSTANT |
3 | KILOGRAM | 230541 | 1% | 97% | 61 | Search KILOGRAM | Search KILOGRAM |
4 | WATT BALANCE | 207475 | 1% | 87% | 61 | Search WATT+BALANCE | Search WATT+BALANCE |
5 | PLANCK CONSTANT | 98839 | 0% | 77% | 33 | Search PLANCK+CONSTANT | Search PLANCK+CONSTANT |
6 | ANTIPROTONIC HELIUM | 85873 | 0% | 100% | 22 | Search ANTIPROTONIC+HELIUM | Search ANTIPROTONIC+HELIUM |
7 | NONNEUTRAL PLASMA | 75879 | 0% | 59% | 33 | Search NONNEUTRAL+PLASMA | Search NONNEUTRAL+PLASMA |
8 | FUNDAMENTAL CONSTANTS | 66157 | 1% | 40% | 42 | Search FUNDAMENTAL+CONSTANTS | Search FUNDAMENTAL+CONSTANTS |
9 | POSITRONIUM | 63105 | 1% | 20% | 81 | Search POSITRONIUM | Search POSITRONIUM |
10 | LAMB SHIFT | 56165 | 0% | 40% | 36 | Search LAMB+SHIFT | Search LAMB+SHIFT |
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. |
Rank | Reference | # ref. in cl. |
Shr. of ref. in cl. |
Citations |
---|---|---|---|---|
1 | MOHR, PJ , TAYLOR, BN , NEWELL, DB , (2012) CODATA RECOMMENDED VALUES OF THE FUNDAMENTAL PHYSICAL CONSTANTS: 2010.REVIEWS OF MODERN PHYSICS. VOL. 84. ISSUE 4. P. 1527 -1605 | 188 | 65% | 549 |
2 | MOHR, PJ , TAYLOR, BN , NEWELL, DB , (2008) CODATA RECOMMENDED VALUES OF THE FUNDAMENTAL PHYSICAL CONSTANTS: 2006.REVIEWS OF MODERN PHYSICS. VOL. 80. ISSUE 2. P. 633 -730 | 165 | 65% | 612 |
3 | MOHR, PJ , TAYLOR, BN , (2000) CODATA RECOMMENDED VALUES OF THE FUNDAMENTAL PHYSICAL CONSTANTS: 1998.REVIEWS OF MODERN PHYSICS. VOL. 72. ISSUE 2. P. 351 -495 | 230 | 61% | 608 |
4 | DANIELSON, JR , DUBIN, DHE , GREAVES, RG , SURKO, CM , (2015) PLASMA AND TRAP-BASED TECHNIQUES FOR SCIENCE WITH POSITRONS.REVIEWS OF MODERN PHYSICS. VOL. 87. ISSUE 1. P. 247 -306 | 180 | 51% | 37 |
5 | (2007) THEORETICAL APPROACHES TO THE ENERGY LEVELS OF LOOSELY BOUND SYSTEMS.THEORY OF LIGHT HYDROGENIC BOUND STATES. VOL. 222. ISSUE . P. 1 -+ | 186 | 93% | 0 |
6 | MOHR, PJ , TAYLOR, BN , NEWELL, DB , (2012) CODATA RECOMMENDED VALUES OF THE FUNDAMENTAL PHYSICAL CONSTANTS: 2010.JOURNAL OF PHYSICAL AND CHEMICAL REFERENCE DATA. VOL. 41. ISSUE 4. P. - | 189 | 65% | 49 |
7 | KARSHENBOIM, SG , (2005) PRECISION PHYSICS OF SIMPLE ATOMS: QED TESTS, NUCLEAR STRUCTURE AND FUNDAMENTAL CONSTANTS.PHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS. VOL. 422. ISSUE 1-2. P. 1 -63 | 162 | 87% | 158 |
8 | ANDREEV, OY , LABZOWSKY, LN , PLUNIEN, G , SOLOVYEV, DA , (2008) QED THEORY OF THE SPECTRAL LINE PROFILE AND ITS APPLICATIONS TO ATOMS AND IONS.PHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS. VOL. 455. ISSUE 4-6. P. 135 -246 | 171 | 86% | 29 |
9 | EIDES, MI , GROTCH, H , SHELYUTO, VA , (2001) THEORY OF LIGHT HYDROGENLIKE ATOMS.PHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS. VOL. 342. ISSUE 2-3. P. 63 -261 | 144 | 92% | 280 |
10 | TAYLOR, BN , MOHR, PJ , (2005) CODATA RECOMMENDED VALUES OF THE FUNDAMENTAL PHYSICAL CONSTANTS: 2002.REVIEWS OF MODERN PHYSICS. VOL. 77. ISSUE 1. P. 1 -107 | 180 | 53% | 458 |
Classes with closest relation at Level 2 |