Class information for:
Level 1: HIGH POWER PHOTODIODE//PHOTODIODE//UNI TRAVELING CARRIER PHOTODIODE UTC PD

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
519 3       TERAHERTZ//TERAHERTZ TIME DOMAIN SPECTROSCOPY//TERAHERTZ SPECTROSCOPY 21306
1536 2             PHOTODIODE//PHOTODETECTORS//ENGINEERING, ELECTRICAL & ELECTRONIC 7706
10299 1                   HIGH POWER PHOTODIODE//PHOTODIODE//UNI TRAVELING CARRIER PHOTODIODE UTC PD 1105

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HIGH POWER PHOTODIODE authKW 586699 2% 86% 24
2 PHOTODIODE authKW 530021 14% 12% 153
3 UNI TRAVELING CARRIER PHOTODIODE UTC PD authKW 503094 2% 84% 21
4 PHOTONIC TRANSMITTER authKW 344280 1% 93% 13
5 TRAVELING WAVE PHOTODETECTORS authKW 344280 1% 93% 13
6 P I N PHOTODIODES authKW 337517 3% 31% 38
7 WAVEGUIDE PHOTODIODE authKW 292038 1% 64% 16
8 RESONANT CAVITY ENHANCED PHOTODETECTOR authKW 287579 1% 92% 11
9 PHOTODETECTORS authKW 247259 13% 6% 146
10 PHOTODIODES PDS authKW 246799 1% 58% 15

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Engineering, Electrical & Electronic 16730 71% 0% 784
2 Optics 15647 49% 0% 546
3 Physics, Applied 4260 41% 0% 449
4 Telecommunications 1979 12% 0% 131
5 Instruments & Instrumentation 7 2% 0% 19
6 Physics, Multidisciplinary 6 3% 0% 32
7 Physics, Condensed Matter 1 3% 0% 33
8 Computer Science, Hardware & Architecture 1 0% 0% 5
9 Materials Science, Coatings & Films 0 1% 0% 7
10 Nanoscience & Nanotechnology -0 1% 0% 12

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PHOTON TECHNOL BRANCH 171111 1% 50% 12
2 PHOTON S 117896 4% 10% 43
3 FESTKORPERPHYS 1 59412 0% 42% 5
4 OPT COMMUN OPTOELECT COMPONENTS 57041 0% 100% 2
5 ZHO OPTOELEKT 57037 0% 50% 4
6 NTT PHOTON S 49479 3% 5% 36
7 HGRP ANGEW ALTUNGSTECH 38026 0% 67% 2
8 ITRA PROJECT MOBILE BROADBAND SERV SUPPORT COGNIT 38026 0% 67% 2
9 TELECOMMUN BUSINESS GRP 38026 0% 67% 2
10 A K CHOUDHURY INFORMAT TECHNOL 28520 0% 100% 1

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 IEEE PHOTONICS TECHNOLOGY LETTERS 59107 17% 1% 185
2 ELECTRONICS LETTERS 25089 17% 0% 187
3 JOURNAL OF LIGHTWAVE TECHNOLOGY 21983 9% 1% 98
4 IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS 5740 3% 1% 29
5 IEEE JOURNAL OF QUANTUM ELECTRONICS 4497 3% 0% 37
6 IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES 4396 4% 0% 45
7 IEE PROCEEDINGS-J OPTOELECTRONICS 3835 1% 2% 8
8 HEWLETT-PACKARD JOURNAL 2119 0% 1% 5
9 IEICE TRANSACTIONS ON ELECTRONICS 1848 2% 0% 20
10 IEE PROCEEDINGS-OPTOELECTRONICS 1678 1% 1% 7

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 HIGH POWER PHOTODIODE 586699 2% 86% 24 Search HIGH+POWER+PHOTODIODE Search HIGH+POWER+PHOTODIODE
2 PHOTODIODE 530021 14% 12% 153 Search PHOTODIODE Search PHOTODIODE
3 UNI TRAVELING CARRIER PHOTODIODE UTC PD 503094 2% 84% 21 Search UNI+TRAVELING+CARRIER+PHOTODIODE+UTC+PD Search UNI+TRAVELING+CARRIER+PHOTODIODE+UTC+PD
4 PHOTONIC TRANSMITTER 344280 1% 93% 13 Search PHOTONIC+TRANSMITTER Search PHOTONIC+TRANSMITTER
5 TRAVELING WAVE PHOTODETECTORS 344280 1% 93% 13 Search TRAVELING+WAVE+PHOTODETECTORS Search TRAVELING+WAVE+PHOTODETECTORS
6 P I N PHOTODIODES 337517 3% 31% 38 Search P+I+N+PHOTODIODES Search P+I+N+PHOTODIODES
7 WAVEGUIDE PHOTODIODE 292038 1% 64% 16 Search WAVEGUIDE+PHOTODIODE Search WAVEGUIDE+PHOTODIODE
8 RESONANT CAVITY ENHANCED PHOTODETECTOR 287579 1% 92% 11 Search RESONANT+CAVITY+ENHANCED+PHOTODETECTOR Search RESONANT+CAVITY+ENHANCED+PHOTODETECTOR
9 PHOTODETECTORS 247259 13% 6% 146 Search PHOTODETECTORS Search PHOTODETECTORS
10 PHOTODIODES PDS 246799 1% 58% 15 Search PHOTODIODES+PDS Search PHOTODIODES+PDS

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 9654 METAL SEMICONDUCTOR METAL STRUCTURES//MO N SI MO//PLANAR METAL SEMICONDUCTOR METAL STRUCTURE
2 7054 AVALANCHE PHOTODIODE//EXCESS NOISE FACTOR//IMPACT IONIZATION
3 19339 HETEROJUNCTION PHOTOTRANSISTOR//HETEROJUNCTION PHOTOTRANSISTOR HPT//PHOTOTRANSISTOR
4 1991 RADIO OVER FIBER ROF//RADIO OVER FIBER//MICROWAVE PHOTONICS
5 16250 TRANSIMPEDANCE AMPLIFIER//TRANSIMPEDANCE AMPLIFIER TIA//OPTICAL RECEIVERS
6 21713 SPOT SIZE CONVERTER//TAPERED VELOCITY COUPLER//ALIGNMENT TOLERANT STRUCTURES
7 14800 THZ COMMUNICATIONS//FREQUENCY DOUBLER//SUB MILLIMETER WAVE
8 29673 AUTOMATIC POWER CONTROL APC//BURST MODE LASER DRIVER//TCM TRANSMISSION SYSTEM
9 25803 EPITAXIAL LIFT OFF//EPITAXIAL LIFT OFF ELO//EPITAXIAL LIFT OFF ELO METHOD
10 11784 OPTICAL PHASE LOCKED LOOPS//JOURNAL OF LIGHTWAVE TECHNOLOGY//OPTICAL PHASE LOCKED LOOPS OPLLS

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