Class information for:
Level 1: QUANTUM CASCADE LASERS//QUANTUM CASCADE LASERS QCLS//QUANTUM CASCADE LASER

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
1783 2416 19.3 83%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
1559 6761 QUANTUM CASCADE LASERS//QUANTUM CASCADE LASER//QUANTUM CASCADE LASERS QCLS

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 QUANTUM CASCADE LASERS Author keyword 135 46% 9% 216
2 QUANTUM CASCADE LASERS QCLS Author keyword 76 88% 1% 36
3 QUANTUM CASCADE LASER Author keyword 53 28% 7% 165
4 1123 Address 51 91% 1% 21
5 MICRO NANOSTRUCT Address 40 46% 3% 64
6 UNIPOLAR SEMICONDUCTOR LASER Author keyword 38 93% 1% 14
7 QUANTUM CASCADE QC LASER Author keyword 32 85% 1% 17
8 SUBMILLIMETRE WAVE LASERS Author keyword 27 83% 1% 15
9 QUANTUM CASCADE LASER QCL Author keyword 16 56% 1% 20
10 QUANTUM DEVICES Address 16 20% 3% 70

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 QUANTUM CASCADE LASERS 135 46% 9% 216 Search QUANTUM+CASCADE+LASERS Search QUANTUM+CASCADE+LASERS
2 QUANTUM CASCADE LASERS QCLS 76 88% 1% 36 Search QUANTUM+CASCADE+LASERS+QCLS Search QUANTUM+CASCADE+LASERS+QCLS
3 QUANTUM CASCADE LASER 53 28% 7% 165 Search QUANTUM+CASCADE+LASER Search QUANTUM+CASCADE+LASER
4 UNIPOLAR SEMICONDUCTOR LASER 38 93% 1% 14 Search UNIPOLAR+SEMICONDUCTOR+LASER Search UNIPOLAR+SEMICONDUCTOR+LASER
5 QUANTUM CASCADE QC LASER 32 85% 1% 17 Search QUANTUM+CASCADE+QC+LASER Search QUANTUM+CASCADE+QC+LASER
6 SUBMILLIMETRE WAVE LASERS 27 83% 1% 15 Search SUBMILLIMETRE+WAVE+LASERS Search SUBMILLIMETRE+WAVE+LASERS
7 QUANTUM CASCADE LASER QCL 16 56% 1% 20 Search QUANTUM+CASCADE+LASER+QCL Search QUANTUM+CASCADE+LASER+QCL
8 UNIPOLAR SEMICONDUCTOR LASERS 9 83% 0% 5 Search UNIPOLAR+SEMICONDUCTOR+LASERS Search UNIPOLAR+SEMICONDUCTOR+LASERS
9 INTERSUBBAND 8 23% 1% 32 Search INTERSUBBAND Search INTERSUBBAND
10 QUANTUM CASCADE 8 35% 1% 19 Search QUANTUM+CASCADE Search QUANTUM+CASCADE

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 BOUND TO CONTINUUM 44 74% 1% 32
2 QUANTUM CASCADE LASERS 39 23% 6% 154
3 CONTINUOUS WAVE OPERATION 37 20% 7% 170
4 METAL WAVE GUIDES 32 56% 2% 40
5 INTERSUBBAND ELECTROLUMINESCENCE 31 54% 2% 40
6 UNIPOLAR SEMICONDUCTOR LASERS 26 100% 0% 11
7 CASCADE LASERS 24 31% 3% 65
8 CASCADE STRUCTURES 19 71% 1% 15
9 LAMBDA SIMILAR TO 48 MU M 17 100% 0% 8
10 WIRE LASER 15 82% 0% 9

Journals

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Terahertz quantum-cascade lasers 2007 600 92 78%
Mid-infrared quantum cascade lasers 2012 101 108 96%
Quantum cascade lasers in chemical physics 2010 196 120 63%
Broadly tunable single-mode mid-infrared quantum cascade lasers 2015 2 143 85%
Wave engineering with THz quantum cascade lasers 2013 24 92 78%
Recent progress in quantum cascade lasers and applications 2001 421 139 65%
THz and sub-THz quantum cascade lasers 2009 95 42 83%
Modeling techniques for quantum cascade lasers 2014 11 205 63%
External cavity quantum cascade laser 2010 77 54 65%
Terahertz imaging using quantum cascade lasers-a review of systems and applications 2014 5 106 57%

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 1123 51 91% 0.9% 21
2 MICRO NANOSTRUCT 40 46% 2.6% 64
3 QUANTUM DEVICES 16 20% 2.9% 70
4 MICROWAVES PHOTON 14 20% 2.6% 62
5 EMMY NOETHER GRP MODELING QUANTUM CASCADE DEV 14 100% 0.3% 7
6 INFM REG LIT 8 70% 0.3% 7
7 TERAHERTZ SOLID STATE TECHNOL 8 29% 1.0% 24
8 DIPARTIMENTO INTERATENEO FIS M MERLIN 7 32% 0.8% 19
9 EPSRC TECHNOL 3 5 7 22% 1.2% 29
10 QUANTUM OPTOELECT GRP 6 71% 0.2% 5

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000128001 QUANTUM WELL INFRARED PHOTODETECTOR//QUANTUM WELL INFRARED PHOTODETECTORS//QWIP
2 0.0000127650 ACT OPTOGAN//INGAAS ALASSB//FESTA S
3 0.0000110450 RABI MODEL//ULTRA STRONG COUPLING//QUANTUM RABI MODEL
4 0.0000085094 ADV MAT PHOTON GRP//MICROPHOTON BRANCH//ANTIMONIDE BASED LASERS
5 0.0000079960 COLLISION BROADENING COEFFICIENTS//INTENSITY STABILITY//UP A CNRS D1434
6 0.0000063117 HIGH TEMP GASDYNAM//WAVELENGTH MODULATION SPECTROSCOPY//WAVELENGTH MODULATION
7 0.0000062932 SEMICOND OPT THEORY GRP//TERAHERTZ SCI TECHNOL//OPTICAL SIDEBANDS
8 0.0000061530 CNR IFN UOS BARI//PHOTOACOUSTIC SPECTROSCOPY//LASER PHOTOACOUSTIC SPECTROSCOPY
9 0.0000058314 FRONTIER ENGN//BRAGG REFLECTION WAVEGUIDES BRWS//ISOTROPIC SEMICONDUCTORS
10 0.0000041737 DELTA DEFECTS//EFFECTIVE MASS SUPERLATTICE//FREDI NADINE HERMANN PL SCI