Class information for:
Level 1: ACCELERATOR MASS SPECTROMETRY//AMS//RADIOCARBON

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
3 4 GEOSCIENCES, MULTIDISCIPLINARY//GEOCHEMISTRY & GEOPHYSICS//METEOROLOGY & ATMOSPHERIC SCIENCES 1953906
706 3       ACCELERATOR MASS SPECTROMETRY//PLAGIARISM//RADIOCARBON 6968
2946 2             ACCELERATOR MASS SPECTROMETRY//RADIOCARBON//AMS 2916
4010 1                   ACCELERATOR MASS SPECTROMETRY//AMS//RADIOCARBON 1896

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ACCELERATOR MASS SPECTROMETRY authKW 2038124 14% 47% 263
2 AMS authKW 886610 11% 26% 207
3 RADIOCARBON journal 509028 15% 11% 284
4 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS journal 390095 46% 3% 863
5 ACCELERATOR MASS SPECTROMETRY AMS authKW 337672 2% 47% 43
6 MICRODOSING authKW 325025 2% 53% 37
7 ISOBAR SEPARATION authKW 277011 1% 83% 20
8 HF 182 authKW 249316 1% 100% 15
9 ISOTRACE address 244562 2% 45% 33
10 CL 36 authKW 199569 2% 34% 35

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Nuclear Science & Technology 67551 55% 0% 1036
2 Physics, Nuclear 57559 50% 0% 956
3 Instruments & Instrumentation 50938 51% 0% 972
4 Physics, Atomic, Molecular & Chemical 27206 47% 0% 889
5 Geochemistry & Geophysics 7233 18% 0% 332
6 Spectroscopy 515 5% 0% 97
7 Chemistry, Analytical 497 8% 0% 159
8 Physics, Particles & Fields 177 4% 0% 78
9 Chemistry, Inorganic & Nuclear 61 3% 0% 59
10 Biochemical Research Methods 34 2% 0% 46

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ISOTRACE 244562 2% 45% 33
2 ION BEAM PHYS 147042 3% 15% 58
3 AE LALONDE AMS 118192 0% 89% 8
4 ACCELERATOR MASS SPE OMETRY 105612 3% 10% 61
5 OCEAN SCI AMS IL 100547 1% 55% 11
6 CEDAD 93617 1% 43% 13
7 VERA 87127 1% 19% 27
8 YORK BIO 81820 0% 62% 8
9 VIENNA ENVIRONM ACCELERATOR 77890 1% 31% 15
10 INTERUNIV NAT SCI IL 69253 0% 83% 5

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 RADIOCARBON 509028 15% 11% 284
2 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS 390095 46% 3% 863
3 INDUSTRIAL PHOTOGRAPHY 5539 0% 33% 1
4 BIOANALYSIS 4979 1% 1% 21
5 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH 1192 1% 1% 14
6 JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 1125 1% 0% 28
7 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT 1111 3% 0% 55
8 NUCLEAR INSTRUMENTS & METHODS 609 0% 1% 7
9 DRUGS IN R&D 460 0% 3% 1
10 ANALYTICAL CHEMISTRY 436 2% 0% 33

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 ACCELERATOR MASS SPECTROMETRY 2038124 14% 47% 263 Search ACCELERATOR+MASS+SPECTROMETRY Search ACCELERATOR+MASS+SPECTROMETRY
2 AMS 886610 11% 26% 207 Search AMS Search AMS
3 ACCELERATOR MASS SPECTROMETRY AMS 337672 2% 47% 43 Search ACCELERATOR+MASS+SPECTROMETRY+AMS Search ACCELERATOR+MASS+SPECTROMETRY+AMS
4 MICRODOSING 325025 2% 53% 37 Search MICRODOSING Search MICRODOSING
5 ISOBAR SEPARATION 277011 1% 83% 20 Search ISOBAR+SEPARATION Search ISOBAR+SEPARATION
6 HF 182 249316 1% 100% 15 Search HF+182 Search HF+182
7 CL 36 199569 2% 34% 35 Search CL+36 Search CL+36
8 RADIOCARBON 170935 6% 10% 107 Search RADIOCARBON Search RADIOCARBON
9 CA 41 170441 1% 49% 21 Search CA+41 Search CA+41
10 ISOBAR SUPPRESSION 138505 1% 83% 10 Search ISOBAR+SUPPRESSION Search ISOBAR+SUPPRESSION

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 1


rank cluster_id2 link
1 16266 RADIOCARBON//SUESS EFFECT//FOSSIL FUEL COMPONENT
2 8894 RADIOCARBON//HIST MAT CULTURE//CHRONOL
3 28857 NEGATIVE ION IMPLANTATION//SOL GEL TITANIUM OXIDE FILM//CELL ADHESION PATTERNING
4 31460 NUCL REACT NUCL MED//LIFE EXTINCTION//RADIOISOTOPES OF NEPTUNIUM AND PLUTONIUM
5 26954 SILICON 32//PHOSPHATE OXYGEN ISOTOPES//SI 32
6 4872 COSMOGENIC NUCLIDES//BE 10//COSMOGENIC
7 35257 BIOBASED CONTENT//BIOMASS CARBON RATIO//ACCELERATED MASS SPECTROMETRY
8 12988 METEORITICS & PLANETARY SCIENCE//METEORITICS//TERRESTRIAL AGE
9 13061 RESONANCE IONIZATION MASS SPECTROMETRY//KR 85//KR 81
10 5506 IODINE 129//I 129//IODIDE

Go to start page