Class information for:
Level 1: IODINE SPECTROSCOPY//MODULATION TRANSFER SPECTROSCOPY//OPTICAL FREQUENCY STANDARD

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
8849 1143 17.3 44%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
839 11153 ELECTROMAGNETICALLY INDUCED TRANSPARENCY//SPONTANEOUSLY GENERATED COHERENCE//TIME FREQUENCY

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 IODINE SPECTROSCOPY Author keyword 9 83% 0% 5
2 MODULATION TRANSFER SPECTROSCOPY Author keyword 7 57% 1% 8
3 OPTICAL FREQUENCY STANDARD Author keyword 4 22% 1% 16
4 FREQUENCY MODULATION FM SPECTROSCOPY Author keyword 3 100% 0% 3
5 FREQUENCY OFFSET LOCK Author keyword 3 100% 0% 3
6 ABSOLUTE FREQUENCY STABILIZATION Author keyword 3 60% 0% 3
7 MODULATION TRANSFER Author keyword 2 38% 0% 5
8 LASER FREQUENCY STABILIZATION Author keyword 2 18% 1% 12
9 WAVELENGTH STANDARD Author keyword 2 36% 0% 5
10 DIODE PUMPED SOLID STATE RING LASER 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 IODINE SPECTROSCOPY 9 83% 0% 5 Search IODINE+SPECTROSCOPY Search IODINE+SPECTROSCOPY
2 MODULATION TRANSFER SPECTROSCOPY 7 57% 1% 8 Search MODULATION+TRANSFER+SPECTROSCOPY Search MODULATION+TRANSFER+SPECTROSCOPY
3 OPTICAL FREQUENCY STANDARD 4 22% 1% 16 Search OPTICAL+FREQUENCY+STANDARD Search OPTICAL+FREQUENCY+STANDARD
4 FREQUENCY MODULATION FM SPECTROSCOPY 3 100% 0% 3 Search FREQUENCY+MODULATION+FM+SPECTROSCOPY Search FREQUENCY+MODULATION+FM+SPECTROSCOPY
5 FREQUENCY OFFSET LOCK 3 100% 0% 3 Search FREQUENCY+OFFSET+LOCK Search FREQUENCY+OFFSET+LOCK
6 ABSOLUTE FREQUENCY STABILIZATION 3 60% 0% 3 Search ABSOLUTE+FREQUENCY+STABILIZATION Search ABSOLUTE+FREQUENCY+STABILIZATION
7 MODULATION TRANSFER 2 38% 0% 5 Search MODULATION+TRANSFER Search MODULATION+TRANSFER
8 LASER FREQUENCY STABILIZATION 2 18% 1% 12 Search LASER+FREQUENCY+STABILIZATION Search LASER+FREQUENCY+STABILIZATION
9 WAVELENGTH STANDARD 2 36% 0% 5 Search WAVELENGTH+STANDARD Search WAVELENGTH+STANDARD
10 DIODE PUMPED SOLID STATE RING LASER 2 67% 0% 2 Search DIODE+PUMPED+SOLID+STATE+RING+LASER Search DIODE+PUMPED+SOLID+STATE+RING+LASER

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 HETERODYNE SATURATION SPECTROSCOPY 43 69% 3% 37
2 I 1272 41 65% 3% 40
3 I 2 STABILIZED ND 24 91% 1% 10
4 633 NM 21 61% 2% 23
5 HE NE LASERS 18 55% 2% 22
6 EUROPEAN LASERS 15 88% 1% 7
7 LAMBDA APPROXIMATE TO 633 NM 10 73% 1% 8
8 532 NM 10 22% 4% 41
9 STABILIZED LASERS 8 70% 1% 7
10 5435 NM WAVELENGTH 8 100% 0% 5

Journals

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Practical realization of the definition of the metre, including recommended radiations of other optical frequency standards (2001) 2003 216 87 69%
LASER FREQUENCY STANDARDS 1986 31 25 84%
High-Precision Optical Frequency Standards 1991 9 29 79%
DOUBLE-MODE GAS-LASERS AND THEIR USE IN SPECTROSCOPY AND OPTICAL FREQUENCY STANDARDS 1984 30 14 93%
Transient laser frequency modulation spectroscopy 2000 39 72 18%
RING LASERS IN PRECISE MEASUREMENTS 1995 1 24 79%
AN INTRODUCTION TO STABILIZED LASERS 1989 25 21 24%
Optical frequency measurement by conventional frequency multiplication 2000 2 15 47%
Quantum frequency standards 2000 6 37 24%
MODE SELECTION AND FREQUENCY STABILIZATION IN LASERS 1994 5 216 32%

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 BNM LPTF 1 50% 0.2% 2
2 IST METROL GUSTAVO COLONNETTI 1 33% 0.2% 2
3 LPTF 1 18% 0.3% 4
4 COHERENCE OPT 1 50% 0.1% 1
5 COMPUTAT SCI ENGN CCSE 1 50% 0.1% 1
6 EXPLORATORY ADV TECHNOL QUANTUM FLUCTUAT PROJ 1 50% 0.1% 1
7 GPPMM GRPUMR 7252 1 50% 0.1% 1
8 IMAGE SCI INAGE KU 1 50% 0.1% 1
9 IST NAZL FIS MAT ENTERPRISE NANO SCI TECHN 1 50% 0.1% 1
10 NOVOROSSIYSK POLYTECH 1 50% 0.1% 1

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000186466 ACOUSTOOPTIC SWITCHES//OPTICAL FREQUENCY INTERVAL DIVIDER//AWG MULTIPLEXER
2 0.0000119669 SATURATED ABSORPTION SPECTROSCOPY//UMR 7538//DF CCEN
3 0.0000093223 FIBER OPTICAL FREQUENCY COMB//OPTICAL FREQUENCY METROLOGY//CARRIER ENVELOPE PHASE
4 0.0000089073 LNE SYRTE//INNOVAT SPACE TIME PROJECT//HORLOGE ATOM
5 0.0000083882 STATE VECTOR FUNCTION//HIGH ORDER COHERENCE//IPCFINTENSE LASER IRRADIAT
6 0.0000078351 SHEARING MOTIONS//WEAK INHOMOGENEITY//PRACT EDUC
7 0.0000074123 OPTICAL OPTICAL DOUBLE RESONANCE SPECTROSCOPY//ION PAIR STATES//FOUR PARAMETER POTENTIAL
8 0.0000072614 FARADAY ROTATION SPECTRA//ZEEMAN COHERENCE//MODE CROSSING
9 0.0000071577 ABSOLUTE LENGTH MEASUREMENT//GAUGE BLOCK//ULTRAFAST OPT ULTR RECIS GRP
10 0.0000069049 LASER ELECT SUPPORT//MAT ADV ACCELERATOR SCI//LASER SYST ENGN