Class information for:
Level 2: HALL THRUSTER//PLASMA PROP//JOURNAL OF PROPULSION AND POWER

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
3121 2             HALL THRUSTER//PLASMA PROP//JOURNAL OF PROPULSION AND POWER 2456
9913 1                   HALL THRUSTER//PLASMA PROP//PLASMADYNAM ELECT PROP 1141
18593 1                   MICROTHRUSTER//PULSED PLASMA THRUSTER//MICRONOZZLE 568
22640 1                   LASER PROPULSION//IMPULSE COUPLING COEFFICIENT//CHRYSOTIMUS 396
23967 1                   ELECT PROP PLASMA DYNAM//ARCJET THRUSTER//ARCJET 351

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HALL THRUSTER authKW 1082585 4% 94% 90
2 PLASMA PROP address 705915 2% 98% 56
3 JOURNAL OF PROPULSION AND POWER journal 589207 19% 10% 455
4 ELECTRIC PROPULSION authKW 355386 3% 36% 77
5 PLASMADYNAM ELECT PROP address 329925 1% 86% 30
6 LASER PROPULSION authKW 286735 1% 72% 31
7 MICROTHRUSTER authKW 238859 1% 58% 32
8 ION THRUSTER authKW 218939 1% 74% 23
9 ELECT PROP GRP address 209560 1% 78% 21
10 PULSED PLASMA THRUSTER authKW 207855 1% 90% 18

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Engineering, Aerospace 131897 35% 1% 865
2 Physics, Fluids & Plasmas 17929 21% 0% 520
3 Physics, Applied 3000 24% 0% 600
4 Instruments & Instrumentation 1492 9% 0% 209
5 Mechanics 120 4% 0% 86
6 Thermodynamics 63 2% 0% 47
7 Engineering, Mechanical 52 2% 0% 60
8 Physics, Multidisciplinary 49 4% 0% 95
9 Materials Science, Multidisciplinary 42 7% 0% 168
10 Engineering, General 42 2% 0% 38

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PLASMA PROP 705915 2% 98% 56
2 PLASMADYNAM ELECT PROP 329925 1% 86% 30
3 ELECT PROP GRP 209560 1% 78% 21
4 PLASMADYNAM ELECT PROPULS 129375 0% 92% 11
5 ADV POWER 128308 0% 100% 10
6 HIGH POWER ELECT PROP 119744 1% 67% 14
7 SPACECRAFT PROP BRANCH 91239 0% 89% 8
8 ELECT PROPULS PLASMA DYNAM 86603 0% 75% 9
9 ELECT PROP PLASMA DYNAM 86243 0% 61% 11
10 PROP MAT ENGN SECT 82114 0% 80% 8

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF PROPULSION AND POWER 589207 19% 10% 455
2 JOURNAL OF SPACECRAFT AND ROCKETS 50633 5% 3% 131
3 PHYSICS OF PLASMAS 23488 8% 1% 190
4 ACTA ASTRONAUTICA 18651 4% 2% 94
5 IEEE TRANSACTIONS ON PLASMA SCIENCE 17727 5% 1% 118
6 TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES 14801 1% 4% 32
7 PLASMA SOURCES SCIENCE & TECHNOLOGY 12520 2% 2% 53
8 PLASMA PHYSICS REPORTS 7196 2% 1% 40
9 PLASMA SCIENCE & TECHNOLOGY 5518 1% 1% 32
10 MICROWAVES 4767 0% 9% 4

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 HALL THRUSTER 1082585 4% 94% 90 Search HALL+THRUSTER Search HALL+THRUSTER
2 ELECTRIC PROPULSION 355386 3% 36% 77 Search ELECTRIC+PROPULSION Search ELECTRIC+PROPULSION
3 LASER PROPULSION 286735 1% 72% 31 Search LASER+PROPULSION Search LASER+PROPULSION
4 MICROTHRUSTER 238859 1% 58% 32 Search MICROTHRUSTER Search MICROTHRUSTER
5 ION THRUSTER 218939 1% 74% 23 Search ION+THRUSTER Search ION+THRUSTER
6 PULSED PLASMA THRUSTER 207855 1% 90% 18 Search PULSED+PLASMA+THRUSTER Search PULSED+PLASMA+THRUSTER
7 PLASMA PROPULSION 188170 1% 67% 22 Search PLASMA+PROPULSION Search PLASMA+PROPULSION
8 HALL EFFECT THRUSTER 168542 1% 77% 17 Search HALL+EFFECT+THRUSTER Search HALL+EFFECT+THRUSTER
9 STATIONARY PLASMA THRUSTER 167653 1% 93% 14 Search STATIONARY+PLASMA+THRUSTER Search STATIONARY+PLASMA+THRUSTER
10 MICRONOZZLE 123382 1% 42% 23 Search MICRONOZZLE Search MICRONOZZLE

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 1265 PLASMA SOURCES SCIENCE & TECHNOLOGY//PLASMA SHEATHS//PHYSICS, FLUIDS & PLASMAS
2 2706 JOURNAL OF SPACECRAFT AND ROCKETS//JOURNAL OF THERMOPHYSICS AND HEAT TRANSFER//AEROTHERMODYNAM BRANCH
3 2643 ATOMIC OXYGEN//SPACECRAFT CHARGING//JOURNAL OF SPACECRAFT AND ROCKETS
4 2160 THERMAL PLASMA//HIGH TEMPERATURE MATERIAL PROCESSES//PLASMA CHEMISTRY AND PLASMA PROCESSING
5 1866 BOLTZMANN EQUATION//RAREFIED GAS//DSMC
6 3133 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS//ION PHOTON EMISSION//SPUTTERING
7 985 JOURNAL OF GUIDANCE CONTROL AND DYNAMICS//ENGINEERING, AEROSPACE//JOURNAL OF THE ASTRONAUTICAL SCIENCES
8 2467 HIPIMS//PNCA//HPPMS
9 1522 PLASMA FOCUS//VACUUM ARC//RAILGUN
10 3597 FERROELECTRIC CATHODE//STRESS STRUCTURAL INHOMOGENEITY//PYROELECTRIC CRYSTAL

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