Class information for:
Level 1: GAS DIFFUSION LAYER//PEM FUEL CELL//PROTON EXCHANGE MEMBRANE FUEL CELL

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
42 3       ELECTROCHEMISTRY//FUEL CELL//JOURNAL OF ELECTROANALYTICAL CHEMISTRY 105165
19 2             FUEL CELL//OXYGEN REDUCTION REACTION//DIRECT METHANOL FUEL CELL 36706
67 1                   GAS DIFFUSION LAYER//PEM FUEL CELL//PROTON EXCHANGE MEMBRANE FUEL CELL 4683

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 GAS DIFFUSION LAYER authKW 2454104 9% 82% 443
2 PEM FUEL CELL authKW 2430818 16% 47% 768
3 PROTON EXCHANGE MEMBRANE FUEL CELL authKW 1354861 11% 38% 529
4 PEMFC authKW 1047439 10% 32% 489
5 POLYMER ELECTROLYTE FUEL CELL authKW 641680 6% 37% 259
6 MICROPOROUS LAYER authKW 637124 3% 74% 128
7 POLYMER ELECTROLYTE MEMBRANE FUEL CELL authKW 433666 4% 36% 181
8 JOURNAL OF POWER SOURCES journal 432062 26% 5% 1228
9 FUEL CELL authKW 424233 16% 8% 766
10 WATER MANAGEMENT authKW 382067 8% 15% 373

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Electrochemistry 299758 68% 1% 3172
2 Energy & Fuels 177166 63% 1% 2942
3 Chemistry, Physical 22074 46% 0% 2151
4 Materials Science, Multidisciplinary 6855 29% 0% 1353
5 Materials Science, Coatings & Films 5583 8% 0% 386
6 Thermodynamics 3598 8% 0% 357
7 Engineering, Mechanical 951 5% 0% 257
8 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY 925 2% 0% 96
9 Engineering, Chemical 674 6% 0% 302
10 Mechanics 664 5% 0% 242

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 FUEL CELL DYNAM DIAGNOST 222752 1% 95% 35
2 ELE OCHEM ENGINE 172423 1% 57% 45
3 INTEGRATED ENERGY SYST 137237 1% 31% 65
4 FUEL CELL 121190 4% 10% 187
5 ELE OCHEM LEC 94613 0% 94% 15
6 IEK ELE OCHEM PROC ENGN 3 92513 1% 49% 28
7 MICROSCALE ENERGY SYST TRANSPORT PHENOMENA 86114 0% 80% 16
8 ECEC 77539 1% 41% 28
9 NIAG 73256 0% 78% 14
10 THERMOFLUIDS ENERGY ADV MAT TEAM 56984 0% 71% 12

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF POWER SOURCES 432062 26% 5% 1228
2 JOURNAL OF FUEL CELL SCIENCE AND TECHNOLOGY 233897 4% 20% 172
3 INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 224884 18% 4% 848
4 FUEL CELLS 97232 3% 11% 135
5 JOURNAL OF THE ELECTROCHEMICAL SOCIETY 30547 8% 1% 376
6 INTERNATIONAL JOURNAL OF ENERGY RESEARCH 11038 2% 2% 73
7 ELECTROCHIMICA ACTA 7219 4% 1% 178
8 APPLIED ENERGY 6208 2% 1% 97
9 ENERGY 3312 2% 1% 78
10 ENERGY CONVERSION AND MANAGEMENT 3163 1% 1% 69

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 GAS DIFFUSION LAYER 2454104 9% 82% 443 Search GAS+DIFFUSION+LAYER Search GAS+DIFFUSION+LAYER
2 PEM FUEL CELL 2430818 16% 47% 768 Search PEM+FUEL+CELL Search PEM+FUEL+CELL
3 PROTON EXCHANGE MEMBRANE FUEL CELL 1354861 11% 38% 529 Search PROTON+EXCHANGE+MEMBRANE+FUEL+CELL Search PROTON+EXCHANGE+MEMBRANE+FUEL+CELL
4 PEMFC 1047439 10% 32% 489 Search PEMFC Search PEMFC
5 POLYMER ELECTROLYTE FUEL CELL 641680 6% 37% 259 Search POLYMER+ELECTROLYTE+FUEL+CELL Search POLYMER+ELECTROLYTE+FUEL+CELL
6 MICROPOROUS LAYER 637124 3% 74% 128 Search MICROPOROUS+LAYER Search MICROPOROUS+LAYER
7 POLYMER ELECTROLYTE MEMBRANE FUEL CELL 433666 4% 36% 181 Search POLYMER+ELECTROLYTE+MEMBRANE+FUEL+CELL Search POLYMER+ELECTROLYTE+MEMBRANE+FUEL+CELL
8 FUEL CELL 424233 16% 8% 766 Search FUEL+CELL Search FUEL+CELL
9 WATER MANAGEMENT 382067 8% 15% 373 Search WATER+MANAGEMENT Search WATER+MANAGEMENT
10 PROTON EXCHANGE MEMBRANE FUEL CELL PEMFC 252007 2% 43% 87 Search PROTON+EXCHANGE+MEMBRANE+FUEL+CELL+PEMFC Search PROTON+EXCHANGE+MEMBRANE+FUEL+CELL+PEMFC

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 7862 CATALYST LAYER//MEMBRANE ELECTRODE ASSEMBLY//CATHODE CATALYST LAYER
2 4958 DIRECT METHANOL FUEL CELL//METHANOL CROSSOVER//DMFC
3 4104 CARBON CORROSION//ACCELERATED STRESS TEST//PROTON EXCHANGE MEMBRANE FUEL CELL
4 14096 BIPOLAR PLATE//INTERFACIAL CONTACT RESISTANCE//METALLIC BIPOLAR PLATE
5 6101 POLYBENZIMIDAZOLE//PBI//HT PEMFC
6 20027 DST HYSA INFRASTRUCT COMPETENCE//AIRBORNE CONTAMINANT//HYBRID SULFUR CYCLE
7 4656 NAFION//GRP POLYME CONDUCTEURS ION//PERFLUOROSULFONATED IONOMER
8 2833 HYBRID ELECTRIC VEHICLE//HYBRID VEHICLES//ENERGY MANAGEMENT STRATEGY
9 29693 PHOSPHORIC ACID FUEL CELL//ANAEROBIC DIGESTER GAS//GRAPHITE BI POLAR PLATES
10 2145 SOLID OXIDE FUEL CELL//SOFC//JOURNAL OF FUEL CELL SCIENCE AND TECHNOLOGY

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