Class information for:
Level 1: CANONICAL ABERRATION THEORY//OPT PHYS ELECT ENGN//ACCURACY OF COMPUTATION

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
13898 742 16.7 33%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
2880 2335 WEDGE AND STRIP ANODE//CANONICAL ABERRATION THEORY//OPT PHYS ELECT ENGN

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 CANONICAL ABERRATION THEORY Author keyword 11 100% 1% 6
2 OPT PHYS ELECT ENGN Address 11 100% 1% 6
3 ACCURACY OF COMPUTATION Author keyword 6 80% 1% 4
4 THIN LENS APPROXIMATION Author keyword 6 80% 1% 4
5 ELECTROSTATIC LENS Author keyword 5 34% 1% 11
6 SPHERICAL AND CHROMATIC ABERRATIONS Author keyword 4 75% 0% 3
7 MAGNETIC LENS Author keyword 4 29% 1% 11
8 MAGNETIC SPECTROMETERS Author keyword 3 29% 1% 10
9 DIFFERENTIAL ALGEBRAIC METHOD Author keyword 3 100% 0% 3
10 MAGNETIC ELECTRON LENSES Author keyword 3 100% 0% 3

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 CANONICAL ABERRATION THEORY 11 100% 1% 6 Search CANONICAL+ABERRATION+THEORY Search CANONICAL+ABERRATION+THEORY
2 ACCURACY OF COMPUTATION 6 80% 1% 4 Search ACCURACY+OF+COMPUTATION Search ACCURACY+OF+COMPUTATION
3 THIN LENS APPROXIMATION 6 80% 1% 4 Search THIN+LENS+APPROXIMATION Search THIN+LENS+APPROXIMATION
4 ELECTROSTATIC LENS 5 34% 1% 11 Search ELECTROSTATIC+LENS Search ELECTROSTATIC+LENS
5 SPHERICAL AND CHROMATIC ABERRATIONS 4 75% 0% 3 Search SPHERICAL+AND+CHROMATIC+ABERRATIONS Search SPHERICAL+AND+CHROMATIC+ABERRATIONS
6 MAGNETIC LENS 4 29% 1% 11 Search MAGNETIC+LENS Search MAGNETIC+LENS
7 MAGNETIC SPECTROMETERS 3 29% 1% 10 Search MAGNETIC+SPECTROMETERS Search MAGNETIC+SPECTROMETERS
8 DIFFERENTIAL ALGEBRAIC METHOD 3 100% 0% 3 Search DIFFERENTIAL+ALGEBRAIC+METHOD Search DIFFERENTIAL+ALGEBRAIC+METHOD
9 MAGNETIC ELECTRON LENSES 3 100% 0% 3 Search MAGNETIC+ELECTRON+LENSES Search MAGNETIC+ELECTRON+LENSES
10 UNIFORM MAGNETIC LENS 3 100% 0% 3 Search UNIFORM+MAGNETIC+LENS Search UNIFORM+MAGNETIC+LENS

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 MASS SEPARATORS 17 100% 1% 8
2 TUNED FIELDS 13 80% 1% 8
3 MAGNEX SPECTROMETER 10 63% 1% 10
4 BEAM LITHOGRAPHY SYSTEMS 10 58% 1% 11
5 PARTICLE SPECTROGRAPHS 9 83% 1% 5
6 INTMAG 8 75% 1% 6
7 SEXTUPOLE SYSTEM 4 75% 0% 3
8 FOCAL PLANE DETECTOR 3 43% 1% 6
9 IMAGE ABERRATIONS 3 100% 0% 3
10 SHAPED MAGNETIC LENS 3 100% 0% 3

Journals

Reviews


Title Publ. year Cit. Active
references		 % act. ref.
to same field
CANONICAL THEORY IN ELECTRON OPTICS 1991 14 14 100%
The Work of Albert Victor Crewe on the Scanning Transmission Electron Microscope and Related Topics 2009 8 87 36%
Lie algebraic methods in charged particle optics 2008 1 18 78%
Charged particle optics of systems with narrow gaps: A perturbation theory approach 1998 2 56 48%
Exploring third-order chromatic aberrations of electron lenses with computer algebra 2007 0 3 100%
METHODS FOR CALCULATION OF PARASITIC ABERRATIONS AND MACHINING TOLERANCES IN ELECTRON-OPTICAL SYSTEMS 1993 3 17 88%
A study of optical properties of gas phase field ionization sources 2005 2 8 38%
Normalized fifth-order spherical aberration coefficients derived from a Gaussian trajectory on rotationally symmetrical magnetic lenses 2002 0 2 100%
LIE ALGEBRAIC-THEORY OF CHARGED-PARTICLE OPTICS AND ELECTRON-MICROSCOPES 1986 21 14 64%
Basic field equations 2001 0 2 100%

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 OPT PHYS ELECT ENGN 11 100% 0.8% 6
2 OPTRON ENGN 1 100% 0.3% 2
3 FLEROV 1 29% 0.3% 2
4 AF JOFFE PHYSICOTECH 0 33% 0.1% 1
5 NUCL PLASMA PHYS 011 0 33% 0.1% 1
6 DIPARTIMENTO FIS ASTROM 0 25% 0.1% 1
7 PARTICLE OPT GRP 0 20% 0.1% 1
8 IN2P3DSM 0 17% 0.1% 1
9 ELECT LIGHTWAVE SCI 0 14% 0.1% 1
10 LANDBOUWWERKTUIGKUNDE 0 13% 0.1% 1

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000220378 SECOND ORDER FOCUSING//SPACE PLASMA INSTRUMENT//SPHERICAL CONDENSER
2 0.0000194124 MICROCOLUMN//SCHOTTKY EMITTER//PROD DESIGN TECHNOL
3 0.0000146768 CATHODE LENS//SPECTROMICROSCOPY//PHOTOEMISSION MICROSCOPY
4 0.0000125025 HAIRPIN FILAMENT//POINT CATHODE//MICROWAVE COMMUN SYST GRP
5 0.0000124931 ION MIRROR//ORTHOGONAL ACCELERATION//TIME OF FLIGHT DESIGN
6 0.0000122942 CURL FREE VECTOR POTENTIAL//MACRO SCALE QUANTUM EFFECTS//TRANSITION AMPLITUDE WAVE
7 0.0000093478 PHOTOMASK//IC EQUIPMENT//PROXIMITY EFFECT CORRECTION
8 0.0000090491 ELECTRON BEAM TESTING//SOREP//VOLTAGE CONTRAST
9 0.0000075758 EFFECTIVE PULMONARY CAPILLARY PRESSURE//THIN CERAMIC FILMS//POLARISATION BEHAVIOUR
10 0.0000072761 LIQUID METAL ION SOURCE//LIQUID METAL ION SOURCES//ION BEAMS MAT