Class information for: |
Basic class information |
Class id | #P | Avg. number of references |
Database coverage of references |
---|---|---|---|
2170 | 4966 | 22.7 | 52% |
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 |
2170 | 2 | POSITRON ANNIHILATION//POSITRONIUM//FREE VOLUME | 4966 |
1609 | 1 | POSITRON ANNIHILATION//POSITRON BEAM//SLOW POSITRON BEAM | 2570 |
2959 | 1 | POSITRON ANNIHILATION//POSITRONIUM//FREE VOLUME | 2103 |
30875 | 1 | POSITRON LIFETIME SPECTROMETER//LIFETIME SPECTROMETER//FAST COINCIDENCE APPARATUS | 162 |
32957 | 1 | ALLOY SINGLE CRYSTALS//MED MAT IMPLANTS SH E MEMORY EFFECT//SEDIMENTATION OF COMPONENTS | 131 |
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 | POSITRON ANNIHILATION | authKW | 1514070 | 11% | 45% | 544 |
2 | POSITRONIUM | authKW | 559310 | 4% | 47% | 192 |
3 | FREE VOLUME | authKW | 372934 | 5% | 24% | 258 |
4 | POSITRON BEAM | authKW | 352420 | 2% | 67% | 85 |
5 | POSITRON LIFETIME | authKW | 292909 | 2% | 47% | 101 |
6 | SLOW POSITRON BEAM | authKW | 241067 | 1% | 63% | 62 |
7 | POSITRON | authKW | 218891 | 3% | 24% | 146 |
8 | POSITRON ANNIHILATION LIFETIME SPECTROSCOPY | authKW | 124409 | 1% | 38% | 54 |
9 | SLOW POSITRONS | authKW | 120464 | 1% | 70% | 28 |
10 | POSITRON ANNIHILATION LIFETIME | authKW | 115240 | 1% | 51% | 37 |
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, Condensed Matter | 15219 | 30% | 0% | 1490 |
2 | Nuclear Science & Technology | 9647 | 13% | 0% | 670 |
3 | Physics, Atomic, Molecular & Chemical | 5880 | 15% | 0% | 723 |
4 | Polymer Science | 4405 | 12% | 0% | 606 |
5 | Physics, Applied | 4064 | 21% | 0% | 1025 |
6 | Chemistry, Physical | 3997 | 21% | 0% | 1051 |
7 | Instruments & Instrumentation | 3470 | 9% | 0% | 448 |
8 | Microscopy | 3258 | 3% | 0% | 143 |
9 | Physics, Multidisciplinary | 3175 | 13% | 0% | 648 |
10 | Materials Science, Coatings & Films | 3129 | 6% | 0% | 305 |
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 | NUCL METHODS | 108451 | 1% | 59% | 30 |
2 | RCNT | 76832 | 0% | 83% | 15 |
3 | AUSSENSTELLE HALLE | 68088 | 0% | 92% | 12 |
4 | CHIM NUCL | 67228 | 0% | 58% | 19 |
5 | NUKL FESTKORPERPHYS | 55541 | 1% | 22% | 42 |
6 | PHYS E 21 | 39337 | 0% | 80% | 8 |
7 | RCNST | 35760 | 0% | 73% | 8 |
8 | ADSORPT | 34140 | 0% | 33% | 17 |
9 | BRANCH OFF HALLE | 27658 | 0% | 75% | 6 |
10 | STRUCT PHYS PROPERTIES | 25611 | 0% | 83% | 5 |
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 | MATERIALS SCIENCE FORUM | 51810 | 8% | 2% | 385 |
2 | RADIATION PHYSICS AND CHEMISTRY | 41655 | 5% | 3% | 256 |
3 | ACTA PHYSICA POLONICA A | 20337 | 4% | 2% | 197 |
4 | APPLIED SURFACE SCIENCE | 12612 | 5% | 1% | 272 |
5 | NUKLEONIKA | 6907 | 1% | 3% | 41 |
6 | JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS | 5914 | 2% | 1% | 94 |
7 | JOURNAL OF PHYSICS F-METAL PHYSICS | 5313 | 1% | 2% | 42 |
8 | NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS | 4602 | 3% | 1% | 158 |
9 | PHYSICAL REVIEW B | 4502 | 7% | 0% | 368 |
10 | JOURNAL OF PHYSICS-CONDENSED MATTER | 4026 | 3% | 0% | 146 |
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 | POSITRON ANNIHILATION | 1514070 | 11% | 45% | 544 | Search POSITRON+ANNIHILATION | Search POSITRON+ANNIHILATION |
2 | POSITRONIUM | 559310 | 4% | 47% | 192 | Search POSITRONIUM | Search POSITRONIUM |
3 | FREE VOLUME | 372934 | 5% | 24% | 258 | Search FREE+VOLUME | Search FREE+VOLUME |
4 | POSITRON BEAM | 352420 | 2% | 67% | 85 | Search POSITRON+BEAM | Search POSITRON+BEAM |
5 | POSITRON LIFETIME | 292909 | 2% | 47% | 101 | Search POSITRON+LIFETIME | Search POSITRON+LIFETIME |
6 | SLOW POSITRON BEAM | 241067 | 1% | 63% | 62 | Search SLOW+POSITRON+BEAM | Search SLOW+POSITRON+BEAM |
7 | POSITRON | 218891 | 3% | 24% | 146 | Search POSITRON | Search POSITRON |
8 | POSITRON ANNIHILATION LIFETIME SPECTROSCOPY | 124409 | 1% | 38% | 54 | Search POSITRON+ANNIHILATION+LIFETIME+SPECTROSCOPY | Search POSITRON+ANNIHILATION+LIFETIME+SPECTROSCOPY |
9 | SLOW POSITRONS | 120464 | 1% | 70% | 28 | Search SLOW+POSITRONS | Search SLOW+POSITRONS |
10 | POSITRON ANNIHILATION LIFETIME | 115240 | 1% | 51% | 37 | Search POSITRON+ANNIHILATION+LIFETIME | Search POSITRON+ANNIHILATION+LIFETIME |
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 | SCHULTZ, PJ , LYNN, KG , (1988) INTERACTION OF POSITRON BEAMS WITH SURFACES, THIN-FILMS, AND INTERFACES.REVIEWS OF MODERN PHYSICS. VOL. 60. ISSUE 3. P. 701 -779 | 165 | 85% | 1154 |
2 | HUGENSCHMIDT, C , (2016) POSITRONS INSURFACE PHYSICS.SURFACE SCIENCE REPORTS. VOL. 71. ISSUE 4. P. 547 -594 | 118 | 62% | 0 |
3 | TUOMISTO, F , MAKKONEN, I , (2013) DEFECT IDENTIFICATION IN SEMICONDUCTORS WITH POSITRON ANNIHILATION: EXPERIMENT AND THEORY.REVIEWS OF MODERN PHYSICS. VOL. 85. ISSUE 4. P. 1583 -1631 | 131 | 35% | 117 |
4 | PUSKA, MJ , NIEMINEN, RM , (1994) THEORY OF POSITRONS IN SOLIDS AND ON SOLID-SURFACES.REVIEWS OF MODERN PHYSICS. VOL. 66. ISSUE 3. P. 841 -897 | 95 | 52% | 646 |
5 | HAGIWARA, S , HU, CP , WATANABE, K , (2015) POSITRON STATES AT A LITHIUM-ADSORBED AL(100) SURFACE: TWO-COMPONENT DENSITY FUNCTIONAL THEORY SIMULATION.PHYSICAL REVIEW B. VOL. 91. ISSUE 11. P. - | 50 | 76% | 5 |
6 | ASOKAKUMAR, P , LYNN, KG , WELCH, DO , (1994) CHARACTERIZATION OF DEFECTS IN SI AND SIO2-SI USING POSITRONS.JOURNAL OF APPLIED PHYSICS. VOL. 76. ISSUE 9. P. 4935 -4982 | 86 | 59% | 245 |
7 | DLUBEK, G , STEJNY, J , LUPKE, T , BAMFORD, D , PETTERS, K , HUBNER, C , ALAM, MA , HILL, MJ , (2002) FREE-VOLUME VARIATION IN POLYETHYLENES OF DIFFERENT CRYSTALLINITIES: POSITRON LIFETIME, DENSITY, AND X-RAY STUDIES.JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS. VOL. 40. ISSUE 1. P. 65 -81 | 48 | 94% | 62 |
8 | KURIPLACH, J , BARBIELLINI, B , (2014) IMPROVED GENERALIZED GRADIENT APPROXIMATION FOR POSITRON STATES IN SOLIDS.PHYSICAL REVIEW B. VOL. 89. ISSUE 15. P. - | 50 | 63% | 10 |
9 | HE, CQ , SHANTAROVICH, VP , SUZUKI, T , STEPANOV, SV , SUZUKI, R , MATSUO, M , (2005) MECHANISM OF ENHANCED POSITRONIUM FORMATION IN LOW-TEMPERATURE POLYMERS.JOURNAL OF CHEMICAL PHYSICS. VOL. 122. ISSUE 21. P. - | 43 | 98% | 11 |
10 | DLUBEK, G , DE, U , PIONTECK, J , ARUTYUNOV, NY , EDELMANN, M , KRAUSE-REHBERG, R , (2005) TEMPERATURE DEPENDENCE OF FREE VOLUME IN PURE AND SILICA-FILLED POLY(DIMETHYL SILOXANE) FROM POSITRON LIFETIME AND PVT EXPERIMENTS.MACROMOLECULAR CHEMISTRY AND PHYSICS. VOL. 206. ISSUE 8. P. 827 -840 | 51 | 71% | 37 |
Classes with closest relation at Level 2 |