Class information for:
Level 1: MODE EXPANDERS//ALIGNMENT TOLERANT STRUCTURES//SPOT SIZE CONVERTER

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
17873 515 12.5 69%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
563 13709 INTEGRATED OPTICS//JOURNAL OF LIGHTWAVE TECHNOLOGY//OPTICAL WAVEGUIDES

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 MODE EXPANDERS Author keyword 8 75% 1% 6
2 ALIGNMENT TOLERANT STRUCTURES Author keyword 7 67% 1% 6
3 SPOT SIZE CONVERTER Author keyword 6 27% 3% 18
4 SEMICONDUCTOR QUANTUM WELL LASERS Author keyword 5 60% 1% 6
5 OPTICAL COUPLERS Author keyword 4 13% 6% 31
6 PASSIVE ALIGNMENT Author keyword 4 18% 4% 19
7 STACKED PLANAR OPTICAL CIRCUIT Author keyword 3 100% 1% 3
8 TCM TRANSMISSION SYSTEM Author keyword 3 100% 1% 3
9 ASYMMETRIC TWIN GUIDE Author keyword 2 67% 0% 2
10 MODE SIZE TRANSFORMATION Author keyword 2 67% 0% 2

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class		 LCSH search Wikipedia search
1 MODE EXPANDERS 8 75% 1% 6 Search MODE+EXPANDERS Search MODE+EXPANDERS
2 ALIGNMENT TOLERANT STRUCTURES 7 67% 1% 6 Search ALIGNMENT+TOLERANT+STRUCTURES Search ALIGNMENT+TOLERANT+STRUCTURES
3 SPOT SIZE CONVERTER 6 27% 3% 18 Search SPOT+SIZE+CONVERTER Search SPOT+SIZE+CONVERTER
4 SEMICONDUCTOR QUANTUM WELL LASERS 5 60% 1% 6 Search SEMICONDUCTOR+QUANTUM+WELL+LASERS Search SEMICONDUCTOR+QUANTUM+WELL+LASERS
5 OPTICAL COUPLERS 4 13% 6% 31 Search OPTICAL+COUPLERS Search OPTICAL+COUPLERS
6 PASSIVE ALIGNMENT 4 18% 4% 19 Search PASSIVE+ALIGNMENT Search PASSIVE+ALIGNMENT
7 STACKED PLANAR OPTICAL CIRCUIT 3 100% 1% 3 Search STACKED+PLANAR+OPTICAL+CIRCUIT Search STACKED+PLANAR+OPTICAL+CIRCUIT
8 TCM TRANSMISSION SYSTEM 3 100% 1% 3 Search TCM+TRANSMISSION+SYSTEM Search TCM+TRANSMISSION+SYSTEM
9 ASYMMETRIC TWIN GUIDE 2 67% 0% 2 Search ASYMMETRIC+TWIN+GUIDE Search ASYMMETRIC+TWIN+GUIDE
10 MODE SIZE TRANSFORMATION 2 67% 0% 2 Search MODE+SIZE+TRANSFORMATION Search MODE+SIZE+TRANSFORMATION

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 TAPERED WAVE GUIDE 37 74% 5% 28
2 CLEAVED SINGLEMODE FIBER 17 72% 3% 13
3 MULTIQUANTUM WELL LASER 11 67% 2% 10
4 13 MU M LASER 11 100% 1% 6
5 SPOT SIZE TRANSFORMER 9 67% 2% 8
6 DIELECTRIC TAPERS 6 80% 1% 4
7 SIZE CONVERTERS 6 80% 1% 4
8 KTIOPO4 WAVE GUIDES 6 43% 2% 10
9 WAVE GUIDE STRUCTURE 4 25% 3% 14
10 NARROW BEAM 3 57% 1% 4

Journals

Reviews


Title Publ. year Cit. Active
references		 % act. ref.
to same field
Optical devices for optical access networks - Recent progress in semiconductor optical devices and optical modules 1998 0 11 64%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ.
in class
1 ELE OOPT PROD 1 100% 0.4% 2
2 PL OPT DELAWARE 1 27% 0.6% 3
3 CONDENSED MATTER OPTOELECT 1 50% 0.2% 1
4 EPFL SB ISIC LSU 1 50% 0.2% 1
5 GEORGE GREEN ELECTOMAGNET 1 50% 0.2% 1
6 OPT NETWORK S 1 50% 0.2% 1
7 OPTOELE S 31 MORINOSATO WAKAMIYA 1 50% 0.2% 1
8 TECHNOL INNOVAT PROD ENGN 1 50% 0.2% 1
9 TRANSMISS DEVICES 1 29% 0.4% 2
10 JOINT PROGRAM ADV ELECT MAT 1 25% 0.4% 2

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000219630 SOA ARRAY//OPTICAL GATE SWITCH//ANGLED FACET
2 0.0000205809 FIBER ALIGNMENT SHIFT//LENSED FIBER//LASER MODULE PACKAGING
3 0.0000178611 GRATING DEMULTIPLEXERS//ARRAYED WAVEGUIDE GRATING AWG//ARRAYED WAVEGUIDE GRATING
4 0.0000136742 SELECTIVE AREA GROWTH//TERTIARYBUTYLCHLORIDE//SELECTIVE EPITAXY
5 0.0000120293 BEAM PROPAGATION METHOD//BEAM PROPAGATION METHOD BPM//OPTICAL BEAM PROPAGATION
6 0.0000113494 MULTIMODE INTERFERENCE//DIGITAL OPTICAL SWITCH DOS//BENZOCYCLOBUTENE POLYMER
7 0.0000108412 ELECTROABSORPTION MODULATORS//ELECTROABSORPTION//ELECTROABSORPTION MODULATOR
8 0.0000083131 FLUIDIC SELF ASSEMBLY//FLUIDIC SELF ASSEMBLY FSA//OE MCMS
9 0.0000068064 HIGH POWER PHOTODIODE//HIGH POWER PHOTODIODES//UNITRAVELING CARRIER PHOTODIODE UTC PD
10 0.0000062551 MEMBRANE LASER//DISTRIBUTED REFLECTOR DR LASER//QUANTUM NANOELECT