Class information for:
Level 2: JOURNAL OF CRYSTAL GROWTH//PHYSICS, APPLIED//GAAS

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
1 4 PHYSICS, CONDENSED MATTER//PHYSICS, APPLIED//MATERIALS SCIENCE, MULTIDISCIPLINARY 2188495
215 3       JOURNAL OF CRYSTAL GROWTH//HGCDTE//SOVIET PHYSICS SEMICONDUCTORS-USSR 51359
222 2             JOURNAL OF CRYSTAL GROWTH//PHYSICS, APPLIED//GAAS 20254
2618 1                   EL2//SEMI INSULATING GAAS//GAAS 2222
2851 1                   JOURNAL OF CRYSTAL GROWTH//TRIMETHYLINDIUM//MOLECULAR LAYER EPITAXY 2163
3268 1                   GAAS ON SI//GAAS SI//GAAS GE 2057
3649 1                   GAINP//ALGAINP//ALINP 1972
6708 1                   MEV ION IMPLANTATION//COLD IMPLANTS//ELECTRON ANNEALING 1479
6988 1                   DX CENTERS//BISTABLE CENTERS//DX CENTRES 1445
7009 1                   QUANTUM WELL INTERMIXING//IMPURITY FREE VACANCY DISORDERING//QUANTUM WELL DISORDERING 1443
9815 1                   JOURNAL OF CRYSTAL GROWTH//LOW EPD//VERTICAL GRADIENT FREEZE 1151
11068 1                   SELECTIVE AREA GROWTH//SELECTIVE EPITAXY//TERTIARYBUTYLCHLORIDE 1039
11603 1                   GAP INP SHORT PERIOD SUPERLATTICE//COMPOSITION MODULATION//LATERAL COMPOSITION MODULATION 996
13297 1                   DISPLACEMENT DAMAGE DOSE//GAAS GE SOLAR CELLS//NONIONIZING ENERGY LOSS 877
13640 1                   CARBON DOPING//CBR4//INALAS ALLOYS 853
17520 1                   OVAL DEFECTS//SEEIE//ABZU 622
22023 1                   MICROCHANNEL EPITAXY//ELECTROEPITAXY//LIQUID PHASE ELECTROEPITAXY 419
22334 1                   ZINC DIFFUSION//ACCEPTOR DIFFUSION//CHEM PHYS LUCAS HTS S 408
24158 1                   ING ELECT SEES//SECC PUEBLA//MICROLUMINESCENCE 344
27423 1                   GA AS BI SOLUTION//MBE GAAS//ALGAAS GROWTH 249
27693 1                   ALXGA1 XP//VAPOR PRESSURE CONTROL//GAP N 243
29725 1                   PHOTON RECYCLING//1D DRIFT DIFFUSION SIMULATIONS//BIPOLAR TRANSISTOR STRUCTURES 197
37832 1                   DEFECT INCORPORATION//GAAS PIN DIODE//MAT E ORAT CHARACTERISAT 75

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF CRYSTAL GROWTH journal 376514 14% 9% 2764
2 PHYSICS, APPLIED WoSSC 187619 61% 1% 12360
3 GAAS authKW 110519 2% 15% 468
4 GAAS ON SI authKW 83532 0% 79% 68
5 JOURNAL OF APPLIED PHYSICS journal 78930 12% 2% 2368
6 APPLIED PHYSICS LETTERS journal 73307 12% 2% 2330
7 QUANTUM WELL INTERMIXING authKW 72630 0% 70% 67
8 CRYSTALLOGRAPHY WoSSC 66146 16% 1% 3184
9 GAINP authKW 63921 0% 56% 74
10 DX CENTERS authKW 61659 0% 71% 56

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Physics, Applied 187619 61% 1% 12360
2 Crystallography 66146 16% 1% 3184
3 Physics, Condensed Matter 27938 21% 1% 4227
4 Materials Science, Multidisciplinary 27740 28% 0% 5688
5 Engineering, Electrical & Electronic 10559 16% 0% 3169
6 Materials Science, Coatings & Films 5111 4% 1% 823
7 Physics, Multidisciplinary 3367 8% 0% 1531
8 Nuclear Science & Technology 788 3% 0% 525
9 Optics 645 4% 0% 786
10 Instruments & Instrumentation 488 2% 0% 496

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 MASPEC 15789 0% 19% 53
2 SENDAI 13133 0% 35% 24
3 ENVIRONM TECHNOL URBAN PLANNING 8308 0% 12% 46
4 MICROSTRUCT DEVICES 8054 0% 24% 22
5 SEMICOND MAT 7804 0% 11% 46
6 OPT SEMICOND 7611 0% 70% 7
7 MICROSTRUCT DEVICES SHOWA KU 6474 0% 83% 5
8 OMVPE IL 4972 0% 80% 4
9 TORINO TECHNOL 4972 0% 80% 4
10 ELE OPHOTON MAT DEVICES 4701 0% 20% 15

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF CRYSTAL GROWTH 376514 14% 9% 2764
2 JOURNAL OF APPLIED PHYSICS 78930 12% 2% 2368
3 APPLIED PHYSICS LETTERS 73307 12% 2% 2330
4 INSTITUTE OF PHYSICS CONFERENCE SERIES 56493 3% 6% 600
5 JOURNAL OF ELECTRONIC MATERIALS 44444 3% 5% 547
6 JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS 38154 3% 5% 551
7 SEMICONDUCTOR SCIENCE AND TECHNOLOGY 25637 2% 5% 371
8 SOVIET PHYSICS SEMICONDUCTORS-USSR 21848 1% 5% 283
9 MATERIALS SCIENCE AND ENGINEERING B-SOLID STATE MATERIALS FOR ADVANCED TECHNOLOGY 17412 1% 4% 291
10 JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS 15153 3% 2% 567

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 GAAS 110519 2% 15% 468 Search GAAS Search GAAS
2 GAAS ON SI 83532 0% 79% 68 Search GAAS+ON+SI Search GAAS+ON+SI
3 QUANTUM WELL INTERMIXING 72630 0% 70% 67 Search QUANTUM+WELL+INTERMIXING Search QUANTUM+WELL+INTERMIXING
4 GAINP 63921 0% 56% 74 Search GAINP Search GAINP
5 DX CENTERS 61659 0% 71% 56 Search DX+CENTERS Search DX+CENTERS
6 ALGAAS 53634 1% 31% 111 Search ALGAAS Search ALGAAS
7 GAAS SI 51790 0% 83% 40 Search GAAS+SI Search GAAS+SI
8 SELECTIVE EPITAXY 45855 0% 31% 95 Search SELECTIVE+EPITAXY Search SELECTIVE+EPITAXY
9 INP 40700 1% 14% 183 Search INP Search INP
10 SELECTIVE AREA GROWTH 39991 0% 37% 70 Search SELECTIVE+AREA+GROWTH Search SELECTIVE+AREA+GROWTH

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 2



rank cluster_id2 link
1 2824 ENERGIA SOLAR//MULTIJUNCTION SOLAR CELLS//INTERMEDIATE BAND
2 3901 BETAVOLTAIC//GAAS DETECTORS//NUCLEAR BATTERY
3 26 SUPERLATTICES AND MICROSTRUCTURES//QUANTUM WELLS//PHYSICS, CONDENSED MATTER
4 1092 GALLIUM ARSENIDE//GAAS//SURFACE SCIENCE
5 1236 GAINNAS//DILUTE NITRIDES//ANTIMONIDES
6 3819 SOVIET PHYSICS SEMICONDUCTORS-USSR//SEMICONDUCTORS//OBNINSK BRANCH
7 1244 ZNSE//ZNTE//JOURNAL OF CRYSTAL GROWTH
8 1536 PHOTODIODE//PHOTODETECTORS//ENGINEERING, ELECTRICAL & ELECTRONIC
9 4271 AT&T TECHNICAL JOURNAL//OPTOCOUPLER//ACTIVATION ENERGY OF RECOVERY
10 3960 PIEZOOPTIC EFFECT//UKRAINIAN JOURNAL OF PHYSICAL OPTICS//MICROSCOPE

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