Class information for:
Level 2: SEMICONDUCTOR LASERS//IEEE JOURNAL OF QUANTUM ELECTRONICS//IEEE PHOTONICS TECHNOLOGY LETTERS

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
270 18550 16.1 67%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 3)


ID, lev.
above		 Publications Label for level above
87 77161 SEMICONDUCTOR LASERS//IEEE JOURNAL OF QUANTUM ELECTRONICS//JOURNAL OF CRYSTAL GROWTH

Classes in level below (level 1)


ID, lev. below Publications Label for level below
621 3151 VERTICAL CAVITY SURFACE EMITTING LASERS//VERTICAL CAVITY SURFACE EMITTING LASERS VCSELS//VERTICAL CAVITY SURFACE EMITTING LASER VCSEL
1442 2563 QUANTUM WELL LASERS//ANTI GUIDING FACTOR//MULTIQUANTUM WELL LASERS
2154 2269 MICROWAVE PHOTON TECHNOL//DISTRIBUTED FEEDBACK LASERS//DISTRIBUTED BRAGG REFLECTOR LASERS
2469 2166 OPTICAL FEEDBACK//EXTERNAL CAVITY SEMICONDUCTOR LASERS//DELO
5601 1535 FERDINAND BRAUN//HIGH BRIGHTNESS LASERS//CHAIR PHOTON
5686 1521 MODE LOCKED LASERS//MODE LOCKED SEMICONDUCTOR LASERS//OPTICAL PULSE GENERATION
7030 1339 OPT TRANSMISS COMPONENTS//TRANSMISS DEVICES RD S//EMCORE
7901 1238 CATASTROPHIC OPTICAL DEGRADATION//THYRISTOR HETEROSTRUCTURE//OPTOELECT TECHNOL DEV
15268 652 SOA ARRAY//OPTICAL GATE SWITCH//ANGLED FACET
16462 587 NEGATIVE NONLINEAR ABSORPTION EFFECT//OPTICAL INVERTER//PROD FUNDAMENTAL
18083 505 ADV TELECOMMUN QUANTUM ELECT//HIROSHIMA BRANCH//EXCESS QUANTUM NOISE
23857 278 SUPERLUMINESCENT DIODE//SUPERLUMINESCENT DIODES//SUPERLUMINESCENT DIODES SLDS
24678 254 KOSSEL TECHNIQUE//LATTICE SOURCE INTERFERENCES//DETERMINATION OF LATTICE PARAMETERS
30228 141 MEMBRANE LASER//DISTRIBUTED REFLECTOR DR LASER//QUANTUM NANOELECT
31337 124 ALGAAS HETEROSTRUCTURES//EPITAXY ETCHING//QUANTUM WELL LASER STRUCTURES
31443 123 TRANSISTOR LASER//TRANSISTOR LASER TL//MICRONANOSYST TECHNOL
32684 104 CURRENT VOLTAGE CHARACTERISTICS//2DEG DENSITY//AU EVAPORATION

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 SEMICONDUCTOR LASERS Author keyword 607 36% 7% 1343
2 IEEE JOURNAL OF QUANTUM ELECTRONICS Journal 495 23% 10% 1907
3 IEEE PHOTONICS TECHNOLOGY LETTERS Journal 226 12% 10% 1794
4 VERTICAL CAVITY SURFACE EMITTING LASERS Author keyword 156 51% 1% 221
5 VERTICAL CAVITY SURFACE EMITTING LASERS VCSELS Author keyword 122 56% 1% 147
6 VERTICAL CAVITY SURFACE EMITTING LASER VCSEL Author keyword 118 48% 1% 181
7 SURFACE EMITTING LASERS Author keyword 118 46% 1% 189
8 SEMICONDUCTOR LASER Author keyword 110 23% 2% 417
9 QUANTUM WELL LASERS Author keyword 102 40% 1% 201
10 SEMICONDUCTOR JUNCTION LASERS Author keyword 98 49% 1% 147

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 SEMICONDUCTOR LASERS 607 36% 7% 1343 Search SEMICONDUCTOR+LASERS Search SEMICONDUCTOR+LASERS
2 VERTICAL CAVITY SURFACE EMITTING LASERS 156 51% 1% 221 Search VERTICAL+CAVITY+SURFACE+EMITTING+LASERS Search VERTICAL+CAVITY+SURFACE+EMITTING+LASERS
3 VERTICAL CAVITY SURFACE EMITTING LASERS VCSELS 122 56% 1% 147 Search VERTICAL+CAVITY+SURFACE+EMITTING+LASERS+VCSELS Search VERTICAL+CAVITY+SURFACE+EMITTING+LASERS+VCSELS
4 VERTICAL CAVITY SURFACE EMITTING LASER VCSEL 118 48% 1% 181 Search VERTICAL+CAVITY+SURFACE+EMITTING+LASER+VCSEL Search VERTICAL+CAVITY+SURFACE+EMITTING+LASER+VCSEL
5 SURFACE EMITTING LASERS 118 46% 1% 189 Search SURFACE+EMITTING+LASERS Search SURFACE+EMITTING+LASERS
6 SEMICONDUCTOR LASER 110 23% 2% 417 Search SEMICONDUCTOR+LASER Search SEMICONDUCTOR+LASER
7 QUANTUM WELL LASERS 102 40% 1% 201 Search QUANTUM+WELL+LASERS Search QUANTUM+WELL+LASERS
8 SEMICONDUCTOR JUNCTION LASERS 98 49% 1% 147 Search SEMICONDUCTOR+JUNCTION+LASERS Search SEMICONDUCTOR+JUNCTION+LASERS
9 DISTRIBUTED BRAGG REFLECTOR LASERS 93 61% 1% 98 Search DISTRIBUTED+BRAGG+REFLECTOR+LASERS Search DISTRIBUTED+BRAGG+REFLECTOR+LASERS
10 DISTRIBUTED FEEDBACK LASERS 74 38% 1% 157 Search DISTRIBUTED+FEEDBACK+LASERS Search DISTRIBUTED+FEEDBACK+LASERS

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 SEMICONDUCTOR LASERS 798 40% 8% 1560
2 SURFACE EMITTING LASERS 348 39% 4% 695
3 QUANTUM WELL LASERS 319 39% 3% 637
4 VCSELS 247 50% 2% 352
5 COHERENCE COLLAPSE 175 69% 1% 150
6 DFB LASERS 169 54% 1% 219
7 INJECTION LASERS 135 53% 1% 179
8 SEMICONDUCTOR LASER 122 28% 2% 375
9 DIODE LASERS 120 31% 2% 327
10 OPTICAL FEEDBACK 110 31% 2% 295

Journals


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 IEEE JOURNAL OF QUANTUM ELECTRONICS 495 23% 10% 1907
2 IEEE PHOTONICS TECHNOLOGY LETTERS 226 12% 10% 1794
3 IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS 74 14% 3% 507
4 IEE PROCEEDINGS-J OPTOELECTRONICS 56 31% 1% 149
5 IEE PROCEEDINGS-OPTOELECTRONICS 28 18% 1% 145
6 INTERNATIONAL JOURNAL OF OPTOELECTRONICS 6 17% 0% 30
7 IET OPTOELECTRONICS 5 12% 0% 39

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Recent advances of VCSEL photonics 2006 152 79 56%
Mode-locked quantum-dot lasers 2007 207 66 32%
Vertical-cavity surface-emitting laser: Its conception and evolution 2008 73 47 64%
Semiconductor amplifiers and lasers with tapered gain regions 1996 173 66 94%
Monolithic and multi-GigaHertz mode-locked semiconductor lasers: Constructions, experiments, models and applications 2000 132 136 79%
USING DIODE-LASERS FOR ATOMIC PHYSICS 1991 483 161 55%
Design, fabrication, and performance of infrared and visible vertical-cavity surface-emitting lasers 1997 135 85 94%
Long-wavelength monolithic mode-locked diode lasers 2004 71 105 85%
LINEWIDTH BROADENING FACTOR IN SEMICONDUCTOR-LASERS - AN OVERVIEW 1987 384 192 94%
A review of MEMS external-cavity tunable lasers 2007 55 57 47%

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 ZENTRUM NANOPHOTON 45 90% 0.1% 19
2 MICROWAVE PHOTON TECHNOL 38 70% 0.2% 32
3 FERDINAND BRAUN 38 37% 0.4% 82
4 REED PHOTON 26 50% 0.2% 37
5 PL PHYS PHOTON 25 28% 0.4% 76
6 PROD FUNDAMENTAL 14 100% 0.0% 7
7 CHAIR PHOTON 13 71% 0.1% 10
8 ADV TELECOMMUN QUANTUM ELECT 11 78% 0.0% 7
9 LEHRSTUHL PHOTON THZ TECHNOL 9 83% 0.0% 5
10 PL PHYS PHOTON TW TONA 9 59% 0.1% 10

Related classes at same level (level 2)


Rank Relatedness score Related classes
1 0.0000020702 DIPARTIMENTO FIS INTERATENEO//SOLID STATE RING LASER//OPTICAL FEEDBACK
2 0.0000012836 GAAS ON SI//GAAS SI//GAINP
3 0.0000012525 ADV SUBSUR E IMAGING//PHOTODETECTORS//PHOTODIODES
4 0.0000010597 IEEE PHOTONICS TECHNOLOGY LETTERS//JOURNAL OF LIGHTWAVE TECHNOLOGY//OPTICAL FIBER COMMUNICATION
5 0.0000010010 INTEGRATED OPTICS//JOURNAL OF LIGHTWAVE TECHNOLOGY//OPTICAL WAVEGUIDES
6 0.0000009370 GAINNAS//DILUTE NITRIDES//ANTIMONIDES
7 0.0000008294 OPTICAL COMPUTING//OPTICAL INTERCONNECTIONS//OPTICAL INTERCONNECTS
8 0.0000007903 QUANTUM DOTS//QUANTUM DOT//INAS QUANTUM DOTS
9 0.0000007323 QUASI PHASE MATCHING//VERTICAL EXTERNAL CAVITY SURFACE EMITTING LASER VECSEL//DOMAIN KINETICS
10 0.0000006349 FIBER LASERS//FIBER LASER//OPTICAL FIBER LASERS