Class information for:
Level 1: SPE UM//PHOTON ECHO//ANGLED ECHO

Basic class information

ID Publications Average number
of references
Avg. shr. active
ref. in WoS
5958 1483 22.7 57%



Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)



ID, lev.
above
Publications Label for level above
2087 4770 SPE UM//SPECTRAL HOLE BURNING//HOLE BURNING

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 SPE UM Address 32 54% 3% 41
2 PHOTON ECHO Author keyword 15 26% 3% 49
3 ANGLED ECHO Author keyword 14 100% 0% 7
4 STIMULATED PHOTON ECHO Author keyword 11 56% 1% 14
5 UPR 3321 Address 9 28% 2% 28
6 SPATIAL SPECTRAL HOLOGRAPHY Author keyword 9 52% 1% 12
7 INFORMATION LOCKING Author keyword 8 75% 0% 6
8 POLARIZATIONAL ECHO SPECTROSCOPY Author keyword 8 100% 0% 5
9 QUANTUM MEMORY Author keyword 8 24% 2% 29
10 CNRS UPR 3321 Address 6 43% 1% 10

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 PHOTON ECHO 15 26% 3% 49 Search PHOTON+ECHO Search PHOTON+ECHO
2 ANGLED ECHO 14 100% 0% 7 Search ANGLED+ECHO Search ANGLED+ECHO
3 STIMULATED PHOTON ECHO 11 56% 1% 14 Search STIMULATED+PHOTON+ECHO Search STIMULATED+PHOTON+ECHO
4 SPATIAL SPECTRAL HOLOGRAPHY 9 52% 1% 12 Search SPATIAL+SPECTRAL+HOLOGRAPHY Search SPATIAL+SPECTRAL+HOLOGRAPHY
5 INFORMATION LOCKING 8 75% 0% 6 Search INFORMATION+LOCKING Search INFORMATION+LOCKING
6 POLARIZATIONAL ECHO SPECTROSCOPY 8 100% 0% 5 Search POLARIZATIONAL+ECHO+SPECTROSCOPY Search POLARIZATIONAL+ECHO+SPECTROSCOPY
7 QUANTUM MEMORY 8 24% 2% 29 Search QUANTUM+MEMORY Search QUANTUM+MEMORY
8 PHOTON ECHOES 5 38% 1% 11 Search PHOTON+ECHOES Search PHOTON+ECHOES
9 OPTICAL COHERENT TRANSIENTS 4 39% 1% 9 Search OPTICAL+COHERENT+TRANSIENTS Search OPTICAL+COHERENT+TRANSIENTS
10 RARE EARTH ION DOPED CRYSTALS 4 67% 0% 4 Search RARE+EARTH+ION+DOPED+CRYSTALS Search RARE+EARTH+ION+DOPED+CRYSTALS

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 LAF3 PR3 27 83% 1% 15
2 1536 NM 23 79% 1% 15
3 SPACE DOMAIN HOLOGRAPHY 21 90% 1% 9
4 RAMAN HETERODYNE INTERFERENCE 20 100% 1% 9
5 TRIVALENT THULIUM ION 20 100% 1% 9
6 FREQUENCY SELECTIVE MEDIA 18 89% 1% 8
7 QUANTUM MEMORY 14 28% 3% 42
8 DOMAIN OPTICAL MEMORY 14 100% 0% 7
9 PR3 LAF3 14 100% 0% 7
10 STATE STORAGE 14 100% 0% 7

Journals

Reviews



Title Publ. year Cit. Active references % act. ref.
to same field
Optical quantum memory 2009 312 94 35%
Photon-echo quantum memory in solid state systems 2010 113 144 58%
High-resolution laser spectroscopy of rare-earth doped insulators: a personal perspective 2002 78 115 59%
Prospective applications of optical quantum memories 2013 20 137 37%
TIME-DOMAIN OPTICAL-DATA STORAGE BY PHOTON-ECHO 1992 29 35 97%
Coherent Optical Spectroscopy of Promising Materials for Solid-State Optical Processors 2010 9 49 80%
Photon echo in gases: From the non-Faraday rotation to unpolarized echo 2007 1 3 100%
Atomic processing of optically carried rf signals 2007 2 52 77%
Photon echo in molecular gases .2. Investigation of collisional relaxation 1997 2 11 82%
Photon echo in molecular gases .1. Spatial, temporal, polarization, and spectral properties 1996 1 9 100%

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 SPE UM 32 54% 2.8% 41
2 UPR 3321 9 28% 1.9% 28
3 CNRS UPR 3321 6 43% 0.7% 10
4 JACK DODD 4 75% 0.2% 3
5 JACK DODD PHOTON ULTRA COLD ATOMS 3 33% 0.5% 8
6 ZAVOISKY PHYS TECH 3 12% 1.4% 21
7 NTT MI S 2 67% 0.1% 2
8 PIERRE AIGRAINECOLE NORMALE SUPERPSL UN 2 67% 0.1% 2
9 ENGN COMMUN DEVICES 2 40% 0.3% 4
10 PHOTON INFORMAT PROC 2 21% 0.5% 8

Related classes at same level (level 1)



Rank Relatedness score Related classes
1 0.0000136930 SINGLE PULSE ECHO//NMR IN FERROMAGNETS//F 19 RESONANCE IN TEFLON
2 0.0000135800 FELIX FREE ELE ON LASER IL//FELIX FREE ELECT LASER IL//CROX33
3 0.0000109474 LEHRSTUHL PHYS WEIHENSTEPHAN//SINGLE IMPURITY MOLECULE SPECTROSCOPY//HOLE BURNING
4 0.0000083056 ELECTROMAGNETICALLY INDUCED TRANSPARENCY//SPONTANEOUSLY GENERATED COHERENCE//SHAANXI INFORMAT PHOTON TECH
5 0.0000063455 INT GRP CHAOS STUDIES//DISCRETE CHAOTIC DYNAMICS//INTRA VOXEL DEPHASING
6 0.0000055903 SM2//EUTAX CALCULATIONS//SM2 ION
7 0.0000050949 QUANTUM UNIVERSE//SUPERRADIANCE//QUANTUM UNIV
8 0.0000046296 LIGHT INDUCED DRIFT//NUCLEAR SPIN CONVERSION//SYMMETRICAL MOLECULES
9 0.0000045732 ULTRASHORT PULSED BEAM//INTRACAVITY STRUCTURES//SPECTRAL HOLOGRAPHY
10 0.0000042611 FARADAY ROTATION SPECTRA//ZEEMAN COHERENCE//MODE CROSSING