Class information for:
Level 1: FERROELECTRIC CATHODE//ELECTRON AND ION EMISSION//FERROELECTRIC CATHODES

Basic class information

ID Publications Average number
of references
Avg. shr. active
ref. in WoS
15971 613 16.5 54%



Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)



ID, lev.
above
Publications Label for level above
3128 1760 FERROELECTRIC CATHODE//PSEUDOSPARK SWITCH//PSEUDOSPARK

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 FERROELECTRIC CATHODE Author keyword 38 89% 3% 17
2 ELECTRON AND ION EMISSION Author keyword 6 80% 1% 4
3 FERROELECTRIC CATHODES Author keyword 4 67% 1% 4
4 PYROELECTRIC CRYSTAL Author keyword 4 42% 1% 8
5 FERROELECTRIC EMISSION Author keyword 4 75% 0% 3
6 FERROELECTRIC PLASMA SOURCE Author keyword 4 75% 0% 3
7 POLARIZED STATE Author keyword 4 75% 0% 3
8 ELECTRIC CHARGE EMISSION Author keyword 3 100% 0% 3
9 FERROELECTRIC ELECTRET Author keyword 3 100% 0% 3
10 U TEAM Address 2 38% 1% 5

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 FERROELECTRIC CATHODE 38 89% 3% 17 Search FERROELECTRIC+CATHODE Search FERROELECTRIC+CATHODE
2 ELECTRON AND ION EMISSION 6 80% 1% 4 Search ELECTRON+AND+ION+EMISSION Search ELECTRON+AND+ION+EMISSION
3 FERROELECTRIC CATHODES 4 67% 1% 4 Search FERROELECTRIC+CATHODES Search FERROELECTRIC+CATHODES
4 PYROELECTRIC CRYSTAL 4 42% 1% 8 Search PYROELECTRIC+CRYSTAL Search PYROELECTRIC+CRYSTAL
5 FERROELECTRIC EMISSION 4 75% 0% 3 Search FERROELECTRIC+EMISSION Search FERROELECTRIC+EMISSION
6 FERROELECTRIC PLASMA SOURCE 4 75% 0% 3 Search FERROELECTRIC+PLASMA+SOURCE Search FERROELECTRIC+PLASMA+SOURCE
7 POLARIZED STATE 4 75% 0% 3 Search POLARIZED+STATE Search POLARIZED+STATE
8 ELECTRIC CHARGE EMISSION 3 100% 0% 3 Search ELECTRIC+CHARGE+EMISSION Search ELECTRIC+CHARGE+EMISSION
9 FERROELECTRIC ELECTRET 3 100% 0% 3 Search FERROELECTRIC+ELECTRET Search FERROELECTRIC+ELECTRET
10 PYROELECTRIC X RAY GENERATOR 2 67% 0% 2 Search PYROELECTRIC+X+RAY+GENERATOR Search PYROELECTRIC+X+RAY+GENERATOR

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 FERROELECTRIC CATHODES 26 87% 2% 13
2 BINARY METAL FLUORIDES 18 89% 1% 8
3 PYROELECTRIC CRYSTALS 11 78% 1% 7
4 FOCUSED ELECTRON BEAMS 10 73% 1% 8
5 ELECTRON ION EMISSION 8 70% 1% 7
6 FERROELECTRIC PLASMA CATHODE 8 75% 1% 6
7 EXOEMISSION 6 50% 1% 8
8 FERROELECTRICS ELECTRETS 6 100% 1% 4
9 PIXE YIELDS 6 100% 1% 4
10 PLASMA CATHODE 5 47% 1% 8

Journals

Reviews



Title Publ. year Cit. Active
references
% act. ref.
to same field
Electron emission from ferroelectrics 2000 186 97 76%
Electron emission from ferroelectric plasma cathodes 2008 13 59 78%

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 U TEAM 2 38% 0.8% 5
2 DDRD 2 67% 0.3% 2
3 MILLIMETER WAVE TUBES 2 67% 0.3% 2
4 TEACHING EARCHING 103 1 100% 0.3% 2
5 PLICAT DEV PROJECT 1 50% 0.2% 1
6 SCI CT 1 50% 0.2% 1
7 OPTOELECT DISPLAY TECHNOL 0 20% 0.3% 2
8 PROD DEV ENGN 0 33% 0.2% 1
9 PHYS ISOLANTS OPTRON 0 18% 0.3% 2
10 FUTURE TECHNOL MANAGEMENT 0 20% 0.2% 1

Related classes at same level (level 1)



Rank Relatedness score Related classes
1 0.0000111336 STRESS STRAINED STATE//STRESS STRUCTURAL INHOMOGENEITY//STATE ENGN
2 0.0000089638 COAXIAL VIRCATOR//VIRCATOR//VIRTUAL CATHODE OSCILLATOR
3 0.0000072071 CR EDGE//GIGANTIC IONS//CR K EDGE
4 0.0000064695 ULYANOVSK//LINBO3FE//ULYANOVSK BRANCH
5 0.0000061879 TEMPERATURE PROGRAMMED PHOTOELECTRON EMISSION//PHOTOELECTRIC THRESHOLD//Q GAS
6 0.0000059512 MESOSCOPIC INHOMOGENEITIES//FERROMAGNETIC CRYSTALS//LOW TEMPERATURE ASYMPTOTICS
7 0.0000057145 CU ZN INTERMETALLIC COMPOUND//DYNAM MINERALIZAT//GEOL ORE DEPOSITS PETROG MINERAL GEOCHEMIS
8 0.0000055477 TERBIUM MOLYBDATE//DIFFERENTIAL VOLTAGE CONTRAST//RARE EARTH MOLYBDATES
9 0.0000054572 SELF CONTROLLING//SUBSTITUTIONAL SOLID SOLUTION//CEFITECGIDS
10 0.0000047928 COOPERATIVE ORDERING//IMPURITY DIPOLES//NEW FERROELECTRIC