Class information for:
Level 1: TURBOMOLECULAR PUMP//DRY SCROLL VACUUM PUMP//TURBOMOLECULAR PUMP TMP

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
21448 360 10.8 32%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
2534 3313 ASTEC VACUUM SCI GRP//SPINNING ROTOR GAUGE//TURBOMOLECULAR PUMP

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 TURBOMOLECULAR PUMP Author keyword 9 50% 4% 13
2 DRY SCROLL VACUUM PUMP Author keyword 3 100% 1% 3
3 TURBOMOLECULAR PUMP TMP Author keyword 2 67% 1% 2
4 VACUUM EQUIPMENT Address 2 67% 1% 2
5 DZERZHINSK POLYTECH Address 2 28% 1% 5
6 ULTIMATE PRESSURE Author keyword 1 38% 1% 3
7 CIVIL AIR TRANSPORTAT MANAGEMENT Address 1 100% 1% 2
8 CLAW VACUUM PUMPS Author keyword 1 100% 1% 2
9 LOCALIZATION OF LEAKS Author keyword 1 100% 1% 2
10 SEMICOND VACUUM PHYS GRP Address 1 100% 1% 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 TURBOMOLECULAR PUMP 9 50% 4% 13 Search TURBOMOLECULAR+PUMP Search TURBOMOLECULAR+PUMP
2 DRY SCROLL VACUUM PUMP 3 100% 1% 3 Search DRY+SCROLL+VACUUM+PUMP Search DRY+SCROLL+VACUUM+PUMP
3 TURBOMOLECULAR PUMP TMP 2 67% 1% 2 Search TURBOMOLECULAR+PUMP+TMP Search TURBOMOLECULAR+PUMP+TMP
4 ULTIMATE PRESSURE 1 38% 1% 3 Search ULTIMATE+PRESSURE Search ULTIMATE+PRESSURE
5 CLAW VACUUM PUMPS 1 100% 1% 2 Search CLAW+VACUUM+PUMPS Search CLAW+VACUUM+PUMPS
6 LOCALIZATION OF LEAKS 1 100% 1% 2 Search LOCALIZATION+OF+LEAKS Search LOCALIZATION+OF+LEAKS
7 PUMPING SPEED 1 25% 1% 4 Search PUMPING+SPEED Search PUMPING+SPEED
8 LAMINAR FLOW REGIME 1 40% 1% 2 Search LAMINAR+FLOW+REGIME Search LAMINAR+FLOW+REGIME
9 CURVED BLADES 1 50% 0% 1 Search CURVED+BLADES Search CURVED+BLADES
10 DRY VACUUM PUMPS 1 50% 0% 1 Search DRY+VACUUM+PUMPS Search DRY+VACUUM+PUMPS

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 TURBOMOLECULAR PUMP 6 58% 2% 7
2 VISCO VACUUM PUMPS 4 67% 1% 4
3 TURBOMOLECULAR PUMPS 4 75% 1% 3
4 DRAG PUMPS 3 100% 1% 3
5 DSMC CALCULATIONS 1 100% 1% 2
6 VACUUM PUMPS 1 40% 1% 2
7 GAS FLOW THROUGH 1 33% 1% 2
8 HOLWECK PUMP 0 33% 0% 1
9 FREE MOLECULAR FLOW 0 17% 1% 2
10 GAXIN1 XPYAS1 Y 0 20% 0% 1

Journals

Reviews

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 VACUUM EQUIPMENT 2 67% 0.6% 2
2 DZERZHINSK POLYTECH 2 28% 1.4% 5
3 CIVIL AIR TRANSPORTAT MANAGEMENT 1 100% 0.6% 2
4 SEMICOND VACUUM PHYS GRP 1 100% 0.6% 2
5 CHIBA OFF 1 50% 0.3% 1
6 HPS PROD 1 50% 0.3% 1
7 PROC DESIGN GRP 0 33% 0.3% 1
8 AIR CONDIT REFRIGERAT ENGN 0 25% 0.3% 1
9 SCI TECHNOL VACUUM TECHNOL PHYS 0 25% 0.3% 1
10 ENGN FLUID MACHINERY COMP SORS 0 11% 0.6% 2

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000201405 EFFUSION MOLECULAR BEAM//MAXWELLIAN DISTRIBUTION FUNCTION//EBARA CORP
2 0.0000096099 VACUUM METROLOGY//SPINNING ROTOR GAUGE//IONIZATION GAUGE
3 0.0000093172 BENTHOLOGY//CHIEF OF STATE//GOVERNMENTAL DATA
4 0.0000092024 WATER DEW POINT//ATMOSPHERIC PRESSURE IONIZATION MASS SPECTROMETER//CAPACITOR SENSOR
5 0.0000075723 GEROTOR//POSIT DISPLACEMENT COMP SOR TECHNOL//EXTERNAL GEAR PUMPS
6 0.0000069896 ASTEC VACUUM SCI GRP//NEG//TIZRV
7 0.0000062893 ARSENIC LEVEL//INTRATRACHEAL INSTILLATIONS//PACKAGING TECHNOL SOLUT
8 0.0000057442 RAREFIED GAS DYNAMICS//S MODEL//BOLTZMANN EQUATION
9 0.0000052884 CHEMICAL DRY ETCHING//PLASMA NANOTECHNOL PLANT//AFTER CORROSION
10 0.0000042241 BIONEM BIO NANO ENGN TECHNOL MED//SOFT MATTER STRUCT GRP ID13//FLUIDIC INTERCONNECT