Class information for:
Level 1: GAAS ON SI//GAAS SI//GAAS GE

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
3268 1                   GAAS ON SI//GAAS SI//GAAS GE 2057

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 GAAS ON SI authKW 775943 3% 77% 66
2 GAAS SI authKW 436921 2% 77% 37
3 GAAS GE authKW 112807 0% 82% 9
4 GAP ON SI authKW 93833 0% 88% 7
5 INP ON SI authKW 78787 0% 86% 6
6 MICROSTRUCT DEVICES SHOWA KU address 63832 0% 83% 5
7 ENVIRONM TECHNOL URBAN PLANNING address 62459 2% 10% 40
8 ALGAAS ON SI authKW 61280 0% 100% 4
9 GAAS ON GE authKW 61280 0% 100% 4
10 III V ON SILICON authKW 57738 0% 54% 7

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Physics, Applied 29742 75% 0% 1550
2 Crystallography 5821 15% 0% 302
3 Materials Science, Multidisciplinary 3139 29% 0% 605
4 Engineering, Electrical & Electronic 1346 17% 0% 353
5 Physics, Condensed Matter 996 13% 0% 275
6 Materials Science, Coatings & Films 778 5% 0% 100
7 Nanoscience & Nanotechnology 536 7% 0% 134
8 Physics, Multidisciplinary 161 6% 0% 119
9 Optics 115 5% 0% 95
10 Microscopy 91 1% 0% 17

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 MICROSTRUCT DEVICES SHOWA KU 63832 0% 83% 5
2 ENVIRONM TECHNOL URBAN PLANNING 62459 2% 10% 40
3 MICROSTRUCT DEVICES 53344 1% 19% 18
4 INTER MEASUREMENT 30640 0% 100% 2
5 FOTON OHM 22977 0% 50% 3
6 CRG D2AM 20425 0% 67% 2
7 MICRO STRUCT DEVICES 16211 0% 18% 6
8 ADV SEMICOND MAT DEV S 15320 0% 100% 1
9 ADV SEMICOND MAT DEVICES S 15320 0% 100% 1
10 CALCE ELE PACKAGING 15320 0% 100% 1

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF CRYSTAL GROWTH 36419 13% 1% 274
2 APPLIED PHYSICS LETTERS 17299 17% 0% 357
3 JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS 13040 5% 1% 102
4 JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B 7262 4% 1% 90
5 JOURNAL OF APPLIED PHYSICS 7182 11% 0% 228
6 INSTITUTE OF PHYSICS CONFERENCE SERIES 6742 3% 1% 66
7 JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS 4591 5% 0% 98
8 JOURNAL OF ELECTRONIC MATERIALS 3357 2% 0% 48
9 IEEE ELECTRON DEVICE LETTERS 1848 2% 0% 34
10 MATERIALS SCIENCE AND ENGINEERING B-SOLID STATE MATERIALS FOR ADVANCED TECHNOLOGY 1702 1% 0% 29

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 GAAS ON SI 775943 3% 77% 66 Search GAAS+ON+SI Search GAAS+ON+SI
2 GAAS SI 436921 2% 77% 37 Search GAAS+SI Search GAAS+SI
3 GAAS GE 112807 0% 82% 9 Search GAAS+GE Search GAAS+GE
4 GAP ON SI 93833 0% 88% 7 Search GAP+ON+SI Search GAP+ON+SI
5 INP ON SI 78787 0% 86% 6 Search INP+ON+SI Search INP+ON+SI
6 ALGAAS ON SI 61280 0% 100% 4 Search ALGAAS+ON+SI Search ALGAAS+ON+SI
7 GAAS ON GE 61280 0% 100% 4 Search GAAS+ON+GE Search GAAS+ON+GE
8 III V ON SILICON 57738 0% 54% 7 Search III+V+ON+SILICON Search III+V+ON+SILICON
9 THERMAL CYCLE ANNEALING 50038 0% 47% 7 Search THERMAL+CYCLE+ANNEALING Search THERMAL+CYCLE+ANNEALING
10 GAAS ON SILICON 45960 0% 100% 3 Search GAAS+ON+SILICON Search GAAS+ON+SILICON

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 4817 MISFIT DISLOCATION//METAMORPHIC BUFFER//ULTRAHIGH FREQUENCY SEMICOND ELECT
2 37832 DEFECT INCORPORATION//GAAS PIN DIODE//MAT E ORAT CHARACTERISAT
3 18279 GASB QUANTUM DOTS//GASB GAAS//GASB
4 25803 EPITAXIAL LIFT OFF//EPITAXIAL LIFT OFF ELO//EPITAXIAL LIFT OFF ELO METHOD
5 22023 MICROCHANNEL EPITAXY//ELECTROEPITAXY//LIQUID PHASE ELECTROEPITAXY
6 7342 GESN//GERMANIUM TIN//GESN ALLOY
7 30503 GAAS1 XGE2X//ASYMMETRIC BANDGAP BOWING//FERROQUADRUPOLAR PHASE
8 9773 MULTIJUNCTION SOLAR CELLS//MULTIJUNCTION//ENERGIA SOLAR
9 13795 AVERAGE BOND ENERGY THEORY//PHYS IND PHYS//AVERAGE BOND ENERGY METHOD
10 3981 SURFACE SCIENCE//SI100 SURFACE//BI NANOLINES

Go to start page