Class information for:
Level 2: PLASMA SOURCES SCIENCE & TECHNOLOGY//PLASMA SHEATHS//PHYSICS, FLUIDS & PLASMAS

Basic class information
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
15 4 METALLURGY & METALLURGICAL ENGINEERING//MATERIALS SCIENCE, MULTIDISCIPLINARY//MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING 827627
419 3       PLASMA SOURCES SCIENCE & TECHNOLOGY//REVIEW OF SCIENTIFIC INSTRUMENTS//JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A 30297
1265 2             PLASMA SOURCES SCIENCE & TECHNOLOGY//PLASMA SHEATHS//PHYSICS, FLUIDS & PLASMAS 9130
741 1                   PLASMA SOURCES SCIENCE & TECHNOLOGY//CAPACITIVELY COUPLED PLASMA//PLASMA ATOM PHYS 3139
5695 1                   BOHM CRITERION//OXFORD UNIT//PLASMA SHEATHS 1617
10693 1                   SPACE PLASMA POWER PROP GRP//SPACE PLASMA POWER PROP//HELICON WAVE 1072
11639 1                   ECR PLASMA//UNIFORM PLASMA//ELECTRON CYCLOTRON RESONANCE DISCHARGE 993
17017 1                   MULTIPLE DOUBLE LAYERS//IONIZATION WAVES//ANODIC DOUBLE LAYER 649
17083 1                   PLASMA ANTENNA//PLASMA STEALTH//SPACE TRAVELLING WAVE TUBE DEV 646
22192 1                   SOUNDER ACCELERATED ELECTRONS//Z MODE//ACTIVE PLASMA ANTENNA 413
28966 1                   GRID BIAS METHOD//DOUBLE PLASMA DEVICE//ELECTRON TEMPERATURE CONTROL 214
31372 1                   VACUUM TECHNOL//ACTIVE PLASMA RESONANCE SPECTROSCOPY//MULTIPOLE RESONANCE PROBE 167
32877 1                   LEUVEN MATH MODELLING COMPUTAT SCI LMCC//PLASMA HOLE//CHARGE EXHANGE INTERACTION 146
37861 1                   NEUTRAL LOOP DISCHARGE//MAGNETIC NEUTRAL LINE//ELECTRON MEANDERING MOTION 74

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PLASMA SOURCES SCIENCE & TECHNOLOGY journal 546303 7% 24% 673
2 PLASMA SHEATHS authKW 220020 2% 44% 146
3 PHYSICS, FLUIDS & PLASMAS WoSSC 193213 36% 2% 3254
4 LANGMUIR PROBE authKW 184474 2% 31% 175
5 PHYSICS OF PLASMAS journal 184437 11% 5% 1024
6 SPACE PLASMA POWER PROP GRP address 129153 1% 80% 47
7 CAPACITIVELY COUPLED PLASMA authKW 118356 1% 55% 62
8 ECR PLASMA authKW 100048 1% 37% 79
9 SHEATH authKW 99009 1% 28% 102
10 OXFORD UNIT address 96862 1% 53% 53

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Physics, Fluids & Plasmas 193213 36% 2% 3254
2 Physics, Applied 35786 41% 0% 3738
3 Materials Science, Coatings & Films 9016 8% 0% 689
4 Physics, Multidisciplinary 4026 11% 0% 1014
5 Instruments & Instrumentation 3022 7% 0% 596
6 Engineering, Aerospace 408 1% 0% 113
7 Physics, Mathematical 276 2% 0% 206
8 Physics, Nuclear 246 2% 0% 209
9 Nuclear Science & Technology 216 2% 0% 201
10 Telecommunications 132 2% 0% 155

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SPACE PLASMA POWER PROP GRP 129153 1% 80% 47
2 OXFORD UNIT 96862 1% 53% 53
3 SPACE PLASMA POWER PROP 87359 0% 77% 33
4 PLASMA ATOM PHYS 85347 1% 50% 50
5 VACUUM TECHNOL 73941 1% 46% 47
6 PLASMA SCI TECHNOL 68044 1% 22% 91
7 PHYS TECHNOL PLASMAS 55137 1% 33% 48
8 PLASMA PROC 49951 1% 25% 59
9 THEORET ELECT ENGN 39127 0% 28% 41
10 PLASMA PHYS 33321 4% 3% 322

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PLASMA SOURCES SCIENCE & TECHNOLOGY 546303 7% 24% 673
2 PHYSICS OF PLASMAS 184437 11% 5% 1024
3 IEEE TRANSACTIONS ON PLASMA SCIENCE 93154 6% 5% 521
4 CONTRIBUTIONS TO PLASMA PHYSICS 71817 2% 9% 228
5 JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A 30511 4% 3% 358
6 JOURNAL OF PHYSICS D-APPLIED PHYSICS 29198 5% 2% 431
7 REVIEW OF SCIENTIFIC INSTRUMENTS 27079 5% 2% 497
8 PLASMA SCIENCE & TECHNOLOGY 26065 1% 6% 134
9 PLASMA PHYSICS AND CONTROLLED FUSION 11819 2% 2% 153
10 JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS 11645 4% 1% 331

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 PLASMA SHEATHS 220020 2% 44% 146 Search PLASMA+SHEATHS Search PLASMA+SHEATHS
2 LANGMUIR PROBE 184474 2% 31% 175 Search LANGMUIR+PROBE Search LANGMUIR+PROBE
3 CAPACITIVELY COUPLED PLASMA 118356 1% 55% 62 Search CAPACITIVELY+COUPLED+PLASMA Search CAPACITIVELY+COUPLED+PLASMA
4 ECR PLASMA 100048 1% 37% 79 Search ECR+PLASMA Search ECR+PLASMA
5 SHEATH 99009 1% 28% 102 Search SHEATH Search SHEATH
6 PLASMA ANTENNA 91318 0% 88% 30 Search PLASMA+ANTENNA Search PLASMA+ANTENNA
7 HELICON WAVE 82143 0% 74% 32 Search HELICON+WAVE Search HELICON+WAVE
8 INDUCTIVELY COUPLED PLASMA 78785 2% 16% 141 Search INDUCTIVELY+COUPLED+PLASMA Search INDUCTIVELY+COUPLED+PLASMA
9 BOHM CRITERION 77611 0% 75% 30 Search BOHM+CRITERION Search BOHM+CRITERION
10 HELICON 77064 0% 62% 36 Search HELICON Search HELICON

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.

Classes with closest relation at Level 2


rank cluster_id2 link
1 1480 PLASMA ETCHING//ELECT DEVICES MAT TECHNOL//JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A
2 3121 HALL THRUSTER//PLASMA PROP//JOURNAL OF PROPULSION AND POWER
3 2575 DUSTY PLASMA//DUSTY PLASMAS//COMPLEX PLASMA
4 2467 HIPIMS//PNCA//HPPMS
5 136 DIELECTRIC BARRIER DISCHARGE//NON THERMAL PLASMA//PLASMA SOURCES SCIENCE & TECHNOLOGY
6 1804 REVIEW OF SCIENTIFIC INSTRUMENTS//ION SOURCE//NEGATIVE ION SOURCE
7 3882 INERTIAL ELECTROSTATIC CONFINEMENT//INERTIAL ELECTROSTATIC CONFINEMENT FUSION//ELECTROSTATIC CONFINEMENT
8 2643 ATOMIC OXYGEN//SPACECRAFT CHARGING//JOURNAL OF SPACECRAFT AND ROCKETS
9 3825 AIR BREAKDOWN//MOSCOW RADIOTECH//MICROWAVE BREAKDOWN
10 285 PHYSICS OF PLASMAS//PHYSICS, FLUIDS & PLASMAS//JOURNAL OF PLASMA PHYSICS

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