Class information for:
Level 1: BAYREUTH ENGINE//ON BOARD DIAGNOSIS OBD//LAMBDA PROBE

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
1 4 PHYSICS, CONDENSED MATTER//PHYSICS, APPLIED//MATERIALS SCIENCE, MULTIDISCIPLINARY 2188495
10 3       JOURNAL OF CATALYSIS//CHEMISTRY, PHYSICAL//APPLIED CATALYSIS A-GENERAL 144576
89 2             ZEOLITE//ZEOLITES//MICROPOROUS AND MESOPOROUS MATERIALS 26743
20132 1                   BAYREUTH ENGINE//ON BOARD DIAGNOSIS OBD//LAMBDA PROBE 496

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 BAYREUTH ENGINE address 492907 3% 48% 16
2 ON BOARD DIAGNOSIS OBD authKW 406659 2% 80% 8
3 LAMBDA PROBE authKW 312811 2% 62% 8
4 THREE WAY CATALYST TWC authKW 290466 2% 57% 8
5 CHIM SART TILMAN address 190617 1% 50% 6
6 UMR 5617 CNRS address 184836 2% 36% 8
7 MICROWAVE CAVITY PERTURBATION authKW 176498 1% 56% 5
8 SODIUM ION CONDUCTION authKW 169440 1% 67% 4
9 THERMO CHROMATOGRAPHIC PULSE authKW 169440 1% 67% 4
10 ZENTRUM ENERGIETECH ZET address 169432 2% 33% 8

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Chemistry, Physical 1738 40% 0% 199
2 Electrochemistry 1348 15% 0% 72
3 Instruments & Instrumentation 1119 16% 0% 77
4 Chemistry, Analytical 693 17% 0% 85
5 Materials Science, Multidisciplinary 311 20% 0% 101
6 Chemistry, Applied 240 7% 0% 36
7 Physics, Condensed Matter 229 13% 0% 65
8 Engineering, Chemical 219 10% 0% 50
9 Chemistry, Multidisciplinary 116 13% 0% 63
10 Nanoscience & Nanotechnology 83 5% 0% 27

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 BAYREUTH ENGINE 492907 3% 48% 16
2 CHIM SART TILMAN 190617 1% 50% 6
3 UMR 5617 CNRS 184836 2% 36% 8
4 ZENTRUM ENERGIETECH ZET 169432 2% 33% 8
5 UMWELTTECHNOL 145233 1% 57% 4
6 06100 127082 0% 100% 2
7 CHAIR METROL CONTROL ENGN 127082 0% 100% 2
8 CHIM MOL PHYS 127082 0% 100% 2
9 ENGN THERMODYNAM TRANSPORT PROC 127082 0% 100% 2
10 SYNTHESE CATALYSE 127082 0% 100% 2

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ZEOLITES 7148 3% 1% 13
2 SENSORS AND ACTUATORS B-CHEMICAL 4312 7% 0% 37
3 JOURNAL OF MICROWAVE POWER AND ELECTROMAGNETIC ENERGY 3765 1% 1% 7
4 SOLID STATE IONICS 3731 6% 0% 28
5 MICROPOROUS MATERIALS 3443 1% 1% 5
6 TOPICS IN CATALYSIS 1743 2% 0% 9
7 CHEMIE INGENIEUR TECHNIK 1620 3% 0% 13
8 IONICS 1462 2% 0% 8
9 SENSORS 1373 3% 0% 16
10 TM-TECHNISCHES MESSEN 1372 1% 1% 4

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 ON BOARD DIAGNOSIS OBD 406659 2% 80% 8 Search ON+BOARD+DIAGNOSIS+OBD Search ON+BOARD+DIAGNOSIS+OBD
2 LAMBDA PROBE 312811 2% 62% 8 Search LAMBDA+PROBE Search LAMBDA+PROBE
3 THREE WAY CATALYST TWC 290466 2% 57% 8 Search THREE+WAY+CATALYST+TWC Search THREE+WAY+CATALYST+TWC
4 MICROWAVE CAVITY PERTURBATION 176498 1% 56% 5 Search MICROWAVE+CAVITY+PERTURBATION Search MICROWAVE+CAVITY+PERTURBATION
5 SODIUM ION CONDUCTION 169440 1% 67% 4 Search SODIUM+ION+CONDUCTION Search SODIUM+ION+CONDUCTION
6 THERMO CHROMATOGRAPHIC PULSE 169440 1% 67% 4 Search THERMO+CHROMATOGRAPHIC+PULSE Search THERMO+CHROMATOGRAPHIC+PULSE
7 NANOPOROUS ZEOLITES 145233 1% 57% 4 Search NANOPOROUS+ZEOLITES Search NANOPOROUS+ZEOLITES
8 CARBON SENSING 142966 1% 75% 3 Search CARBON+SENSING Search CARBON+SENSING
9 ON BOARD DIAGNOSTICS OBD 132371 1% 42% 5 Search ON+BOARD+DIAGNOSTICS+OBD Search ON+BOARD+DIAGNOSTICS+OBD
10 COMBUSTION TYPE SENSOR 127082 0% 100% 2 Search COMBUSTION+TYPE+SENSOR Search COMBUSTION+TYPE+SENSOR

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 1


rank cluster_id2 link
1 38914 ALKALI METAL CATION EXCHANGED X TYPE ZEOLITES//ALKALI METAL EXCHANGED X ZEOLITES//CUZSM 5 ZEOLITE
2 12269 ZEOLITE X//ALKALI METAL CLUSTER//LILSX
3 35836 10H INDENO1 2 BQUINOLINE//5 5A 10A 11 TETRAHYDRO 10H INDENO1 2 B//6H INDENO1 2 BQUINOLINE HETEROGENEOUS CATALYTIC DEHYDROGENATION THERMOGRAVIMETRIC AND X RAY STRUCTURAL ANALYS
4 22577 EPOXY MICA GLASS INSULATION//QUASI DC//INTERLAYER MODEL
5 6002 MIXED POTENTIAL//NOX SENSOR//CO2 SENSOR
6 34830 LIQUID ADSORPTION//ADSORPTION OF NITROSAMINES//NHMI
7 3447 ZEOLITE MEMBRANE//ZEOLITE FILM//ADSORPT INORGAN MEMBRANE
8 24448 AG ZSM 5//SILVER CLUSTERS//ZEOLITE MICROCRYSTALS
9 18466 RESISTIVE OXYGEN SENSOR//CHRISTIAN DOPPLER FERRO MAT//SRTI1 XFEXO3 DELTA
10 10506 ELECTROTHERMAL DESORPTION//ENVIRONM QUAL OFF//ACTIVATED CARBON

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