Class information for:
Level 1: ULTRAVIOLET DETECTORS//PHOTODETECTORS//ALGAN

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
195 3       GAN//GALLIUM NITRIDE//NITRIDES 53830
22 2             GAN//GALLIUM NITRIDE//INGAN 36458
10447 1                   ULTRAVIOLET DETECTORS//PHOTODETECTORS//ALGAN 1093

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ULTRAVIOLET DETECTORS authKW 171182 2% 25% 24
2 PHOTODETECTORS authKW 168829 11% 5% 120
3 ALGAN authKW 158623 6% 9% 64
4 METAL SEMICONDUCTOR METAL MSM authKW 154290 2% 31% 17
5 UV DETECTORS authKW 153758 1% 33% 16
6 UV PHOTODETECTOR authKW 152695 3% 19% 28
7 ULTRAVIOLET PHOTODETECTOR authKW 150025 2% 24% 22
8 SOLAR BLIND authKW 147606 1% 32% 16
9 SCHOTTKY PHOTODIODE authKW 133922 1% 39% 12
10 P I N authKW 129724 2% 25% 18

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Physics, Applied 10157 61% 0% 668
2 Engineering, Electrical & Electronic 3487 34% 0% 374
3 Optics 1369 16% 0% 173
4 Physics, Condensed Matter 1129 18% 0% 201
5 Materials Science, Multidisciplinary 745 21% 0% 230
6 Instruments & Instrumentation 556 8% 0% 86
7 Materials Science, Coatings & Films 256 4% 0% 43
8 Physics, Multidisciplinary 129 7% 0% 73
9 Crystallography 50 2% 0% 27
10 Nanoscience & Nanotechnology 46 3% 0% 36

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 CRHEA 90562 4% 8% 40
2 RD IMS 86501 0% 100% 3
3 ADV OPTOELECT TECHNOL 67764 6% 4% 66
4 JIANGSU PROV ADV PHOTON ELECT MAT 66415 2% 10% 22
5 MONOLITH CIRCUITS MODULES 65902 0% 57% 4
6 PHOTON OPTOELECT DEVICES GRP 57667 0% 100% 2
7 SING ORE BERKELEY INITIAT SUSTAINABLE ENERGY 57667 0% 100% 2
8 MICROELECT 52630 17% 1% 181
9 QUANTUM DEVICES 52319 3% 6% 29
10 ELE OOPT SCI ENGN 41198 3% 5% 28

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 MRS INTERNET JOURNAL OF NITRIDE SEMICONDUCTOR RESEARCH 11298 1% 3% 14
2 APPLIED PHYSICS LETTERS 7348 16% 0% 170
3 IEEE SENSORS JOURNAL 6738 4% 1% 39
4 IEEE PHOTONICS TECHNOLOGY LETTERS 4293 5% 0% 50
5 PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE 3282 4% 0% 49
6 SOLID-STATE ELECTRONICS 2384 3% 0% 29
7 IEEE JOURNAL OF QUANTUM ELECTRONICS 2060 2% 0% 25
8 SEMICONDUCTOR SCIENCE AND TECHNOLOGY 1998 2% 0% 24
9 IET OPTOELECTRONICS 1736 0% 1% 5
10 OPTO-ELECTRONICS REVIEW 1707 1% 1% 7

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 ULTRAVIOLET DETECTORS 171182 2% 25% 24 Search ULTRAVIOLET+DETECTORS Search ULTRAVIOLET+DETECTORS
2 PHOTODETECTORS 168829 11% 5% 120 Search PHOTODETECTORS Search PHOTODETECTORS
3 ALGAN 158623 6% 9% 64 Search ALGAN Search ALGAN
4 METAL SEMICONDUCTOR METAL MSM 154290 2% 31% 17 Search METAL+SEMICONDUCTOR+METAL+MSM Search METAL+SEMICONDUCTOR+METAL+MSM
5 UV DETECTORS 153758 1% 33% 16 Search UV+DETECTORS Search UV+DETECTORS
6 UV PHOTODETECTOR 152695 3% 19% 28 Search UV+PHOTODETECTOR Search UV+PHOTODETECTOR
7 ULTRAVIOLET PHOTODETECTOR 150025 2% 24% 22 Search ULTRAVIOLET+PHOTODETECTOR Search ULTRAVIOLET+PHOTODETECTOR
8 SOLAR BLIND 147606 1% 32% 16 Search SOLAR+BLIND Search SOLAR+BLIND
9 SCHOTTKY PHOTODIODE 133922 1% 39% 12 Search SCHOTTKY+PHOTODIODE Search SCHOTTKY+PHOTODIODE
10 P I N 129724 2% 25% 18 Search P+I+N Search P+I+N

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 10609 OHMIC CONTACT//P GAN//P TYPE GAN
2 5318 UV PHOTODETECTOR//PHOTODETECTORS//UV DETECTOR
3 26023 ALGAN GAN HBT//BULK GALLIUM NITRIDE GAN//BULK GAN SUBSTRATES
4 35192 SICGE//SI 6H SIC HETEROJUNCTION//OGE STOMATOL
5 4510 ALGAN//SEMICONDUCTING ALUMINUM COMPOUNDS//ALN
6 38460 2D SPECTROGRAM//BROADBAND SPECTROGRAM//LASHKAR SEMICOND PHYS
7 1572 GAN//YELLOW LUMINESCENCE//MRS INTERNET JOURNAL OF NITRIDE SEMICONDUCTOR RESEARCH
8 24799 INGAN SOLAR CELLS//INGAN//EA4423
9 662 GAN//HYDRIDE VAPOR PHASE EPITAXY//HVPE
10 9654 METAL SEMICONDUCTOR METAL STRUCTURES//MO N SI MO//PLANAR METAL SEMICONDUCTOR METAL STRUCTURE

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