Class information for:
Level 1: FREQUENCY COMB//OPTICAL FREQUENCY COMB//OPTICAL FREQUENCY METROLOGY

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
7034 1413 24.2 85%


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
10 4 OPTICS//PHYSICS, PARTICLES & FIELDS//PHYSICS, MULTIDISCIPLINARY 1131262
89 3       OPTICS//OPTICS LETTERS//FIBER LASER 77430
758 2             OPTICS//OPTICS LETTERS//FIBER LASER 12378
7034 1                   FREQUENCY COMB//OPTICAL FREQUENCY COMB//OPTICAL FREQUENCY METROLOGY 1413

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 FREQUENCY COMB authKW 267334 2% 35% 35
2 OPTICAL FREQUENCY COMB authKW 236352 3% 25% 43
3 OPTICAL FREQUENCY METROLOGY authKW 153795 1% 65% 11
4 MINOSHIMA INTELLIGENT OPT SYNTHESIZER PROJECT address 109386 1% 56% 9
5 CARRIER ENVELOPE PHASE authKW 99990 1% 26% 18
6 TIME FREQUENCY address 87150 3% 10% 42
7 TEMPS FREQUENCE address 82143 1% 22% 17
8 OPTICS LETTERS journal 78811 23% 1% 327
9 FIBER OPTICAL FREQUENCY COMB authKW 77171 0% 71% 5
10 OPTICAL FREQUENCY MEASUREMENT authKW 76089 1% 39% 9

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 Optics 50949 78% 0% 1099
2 Physics, Applied 1748 25% 0% 347
3 Physics, Multidisciplinary 308 8% 0% 119
4 Engineering, Electrical & Electronic 306 11% 0% 157
5 Physics, Atomic, Molecular & Chemical 229 6% 0% 89
6 Instruments & Instrumentation 108 4% 0% 51
7 Telecommunications 9 1% 0% 19
8 Acoustics 2 1% 0% 8
9 Spectroscopy 0 1% 0% 12
10 Materials Science, Characterization, Testing -1 0% 0% 1

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 MINOSHIMA INTELLIGENT OPT SYNTHESIZER PROJECT 109386 1% 56% 9
2 TIME FREQUENCY 87150 3% 10% 42
3 TEMPS FREQUENCE 82143 1% 22% 17
4 KAIST OPT SCI TECHNOL 48119 0% 32% 7
5 PL PHOTON 45432 2% 10% 22
6 ERATO MINOSHIMA INTELLIGENT OPT SYNTHESIZER IOS P 43217 0% 100% 2
7 COHERENT XRAY 42154 1% 18% 11
8 ULTRAFAST OPT GRP 40690 1% 21% 9
9 ULTRAFAST OPT ULTR RECIS TECHNOL GRP 38893 0% 60% 3
10 JILA 36749 4% 3% 58

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 OPTICS LETTERS 78811 23% 1% 327
2 OPTICS EXPRESS 48730 20% 1% 276
3 APPLIED PHYSICS B-LASERS AND OPTICS 17939 6% 1% 79
4 NATURE PHOTONICS 8208 1% 2% 20
5 OPTICA 7135 1% 3% 13
6 QUANTUM ELECTRONICS 2939 2% 1% 24
7 IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS 2798 2% 1% 23
8 LASER & PHOTONICS REVIEWS 2472 1% 1% 8
9 LASER PHYSICS 2345 1% 1% 20
10 LASER FOCUS WORLD 1354 1% 1% 10

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 FREQUENCY COMB 267334 2% 35% 35 Search FREQUENCY+COMB Search FREQUENCY+COMB
2 OPTICAL FREQUENCY COMB 236352 3% 25% 43 Search OPTICAL+FREQUENCY+COMB Search OPTICAL+FREQUENCY+COMB
3 OPTICAL FREQUENCY METROLOGY 153795 1% 65% 11 Search OPTICAL+FREQUENCY+METROLOGY Search OPTICAL+FREQUENCY+METROLOGY
4 CARRIER ENVELOPE PHASE 99990 1% 26% 18 Search CARRIER+ENVELOPE+PHASE Search CARRIER+ENVELOPE+PHASE
5 FIBER OPTICAL FREQUENCY COMB 77171 0% 71% 5 Search FIBER+OPTICAL+FREQUENCY+COMB Search FIBER+OPTICAL+FREQUENCY+COMB
6 OPTICAL FREQUENCY MEASUREMENT 76089 1% 39% 9 Search OPTICAL+FREQUENCY+MEASUREMENT Search OPTICAL+FREQUENCY+MEASUREMENT
7 FEMTOSECOND FIBRE LASER 69146 0% 80% 4 Search FEMTOSECOND+FIBRE+LASER Search FEMTOSECOND+FIBRE+LASER
8 OPTICAL FREQUENCY INTERVAL DIVIDER 64826 0% 100% 3 Search OPTICAL+FREQUENCY+INTERVAL+DIVIDER Search OPTICAL+FREQUENCY+INTERVAL+DIVIDER
9 PHASE LOCKING LOOP 64826 0% 100% 3 Search PHASE+LOCKING+LOOP Search PHASE+LOCKING+LOOP
10 OPTICAL CLOCK 49095 1% 23% 10 Search OPTICAL+CLOCK Search OPTICAL+CLOCK

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.


Rank Reference # ref. in
cl.		 Shr. of ref. in
cl.		 Citations
1 CODDINGTON, I , NEWBURY, N , SWANN, W , (2016) DUAL-COMB SPECTROSCOPY.OPTICA. VOL. 3. ISSUE 4. P. 414 -426 88 83% 18
2 KIM, J , SONG, YJ , (2016) ULTRALOW-NOISE MODE-LOCKED FIBER LASERS AND FREQUENCY COMBS: PRINCIPLES, STATUS, AND APPLICATIONS.ADVANCES IN OPTICS AND PHOTONICS. VOL. 8. ISSUE 3. P. 465 -540 135 46% 2
3 DROSTE, S , YCAS, G , WASHBURN, BR , CODDINGTON, I , NEWBURY, NR , (2016) OPTICAL FREQUENCY COMB GENERATION BASED ON ERBIUM FIBER LASERS.NANOPHOTONICS. VOL. 5. ISSUE 2. P. 196 -213 92 62% 0
4 KOBAYASHI, Y , TORIZUKA, K , MARANDI, A , BYER, RL , MCCRACKEN, RA , ZHANG, ZW , REID, DT , (2015) FEMTOSECOND OPTICAL PARAMETRIC OSCILLATOR FREQUENCY COMBS.JOURNAL OF OPTICS. VOL. 17. ISSUE 9. P. - 57 73% 5
5 DIDDAMS, SA , (2010) THE EVOLVING OPTICAL FREQUENCY COMB.JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS. VOL. 27. ISSUE 11. P. B51 -B62 53 66% 165
6 SCHLIESSER, A , PICQUE, N , HANSCH, TW , (2012) MID-INFRARED FREQUENCY COMBS.NATURE PHOTONICS. VOL. 6. ISSUE 7. P. 440-449 47 51% 269
7 SCHILT, S , SUDMEYER, T , (2015) CARRIER-ENVELOPE OFFSET STABILIZED ULTRAFAST DIODE-PUMPED SOLID-STATE LASERS.APPLIED SCIENCES-BASEL. VOL. 5. ISSUE 4. P. 787 -816 50 78% 2
8 SCHILT, S , DOLGOVSKIY, V , BUCALOVIC, N , SCHORI, C , STUMPF, MC , DI DOMENICO, G , PEKAREK, S , OEHLER, AEH , SUDMEYER, T , KELLER, U , ET AL (2012) NOISE PROPERTIES OF AN OPTICAL FREQUENCY COMB FROM A SESAM-MODE-LOCKED 1.5-MU M SOLID-STATE LASER STABILIZED TO THE 10(-13) LEVEL.APPLIED PHYSICS B-LASERS AND OPTICS. VOL. 109. ISSUE 3. P. 391-402 44 77% 4
9 CODDINGTON, I , NEWBURY, NR , BAUMANN, E , KHADER, IH , SWANN, WC , SONDERHOUSE, L , DESCHENES, JD , SINCLAIR, LC , (2015) INVITED ARTICLE: A COMPACT OPTICALLY COHERENT FIBER FREQUENCY COMB.REVIEW OF SCIENTIFIC INSTRUMENTS. VOL. 86. ISSUE 8. P. - 45 55% 17
10 ADLER, F , THORPE, MJ , COSSEL, KC , YE, J , (2010) CAVITY-ENHANCED DIRECT FREQUENCY COMB SPECTROSCOPY: TECHNOLOGY AND APPLICATIONS.ANNUAL REVIEW OF ANALYTICAL CHEMISTRY, VOL 3. VOL. 3. ISSUE . P. 175 -205 60 48% 82

Classes with closest relation at Level 1


Rank Class id link
1 4817 ATOMIC CLOCKS//OPTICAL FREQUENCY STANDARD//LNE SYRTE
2 12982 ABSOLUTE DISTANCE MEASUREMENT//GAUGE BLOCK//AIR REFRACTIVE INDEX
3 3400 SUPERCONTINUUM GENERATION//SUPERCONTINUUM//ADV PHOTON TECHNOL
4 7524 KERR LENS MODE LOCKING//CR LISAF//CHIRPED MIRRORS
5 12514 SATURATED ABSORPTION SPECTROSCOPY//ACOUSTOOPTIC SWITCHES//FREQUENCY STABILIZATION
6 9243 OPTICAL PULSE SHAPING//TEMPORAL TALBOT EFFECT//TIME LENS
7 8931 MODULATION TRANSFER SPECTROSCOPY//OPTICAL FREQUENCY STANDARD//FREQUENCY STABILIZATION
8 1040 FIBER LASER//MODE LOCKING//SATURABLE ABSORBER
9 3995 OPTICAL PARAMETRIC OSCILLATOR//DIFFERENCE FREQUENCY GENERATION//INTRACAVITY OPTICAL PARAMETRIC OSCILLATOR
10 32070 PHOTON QUANTUM ELECT//IATL 138//ADV QUANTUM ELECT

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