Class information for:
Level 2: DIRECT METHANOL FUEL CELL//PEMFC//OXYGEN REDUCTION REACTION

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
55 28603 33.7 78%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 3)


ID, lev.
above		 Publications Label for level above
257 41637 DIRECT METHANOL FUEL CELL//ELECTROCHEMISTRY//PEMFC

Classes in level below (level 1)


ID, lev. below Publications Label for level below
106 4249 METHANOL OXIDATION//ETHANOL OXIDATION//ETHANOL ELECTRO OXIDATION
121 4190 GAS DIFFUSION LAYERS//PEM FUEL CELL//PROTON EXCHANGE MEMBRANE FUEL CELL
193 3906 PROTON CONDUCTIVITY//METHANOL PERMEABILITY//PROTON EXCHANGE MEMBRANE
843 2933 OXYGEN REDUCTION REACTION//NON PRECIOUS METAL CATALYST//NITROGEN DOPED CARBON
1331 2615 OXYGEN REDUCTION REACTION//OXYGEN REDUCTION//METHANOL TOLERANCE
4138 1765 NAFION//PERFLUORINATED IONOMER//GRP POLYME CONDUCTEURS ION
5462 1554 DIRECT METHANOL FUEL CELL//METHANOL CROSSOVER//PASSIVE DIRECT METHANOL FUEL CELL
6028 1473 CARBON CORROSION//ACCELERATED STRESS TEST//PT DISSOLUTION
6584 1397 POLYBENZIMIDAZOLE//PBI//HIGH TEMPERATURE PROTON EXCHANGE MEMBRANE FUEL CELL
10303 1009 ALKALINE ANION EXCHANGE MEMBRANE//ANION EXCHANGE MEMBRANE//ALKALINE FUEL CELL
13866 744 MEMBRANE ELECTRODE ASSEMBLY//CATALYST COATED MEMBRANES//GALVANOSTATIC DISCHARGE MODE
14083 729 PT SN GRAPHENE//INTERMITTENT MICROWAVE HEATING METHOD//ELE OCHEM ENGN TECHNOL
14483 700 BIPOLAR PLATE//INTERFACIAL CONTACT RESISTANCE//BIPOLAR PLATES
18831 468 DST HYSA INFRASTRUCT COMPETENCE//HYBRID SULFUR CYCLE//AIRBORNE CONTAMINANT
19426 442 PHOSPHOSILICATE GEL//PROTON CONDUCTING GLASS//MEDIUM TEMPERATURE RANGE
19702 429 CHLOR ALKALI ELECTROLYSIS//OXYGEN DEPOLARIZED CATHODE//PHOSPHORIC ACID FUEL CELL

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 DIRECT METHANOL FUEL CELL Author keyword 2369 89% 4% 1067
2 PEMFC Author keyword 1539 75% 4% 1112
3 OXYGEN REDUCTION REACTION Author keyword 1462 69% 4% 1260
4 FUEL CELL Author keyword 1239 42% 8% 2305
5 PROTON EXCHANGE MEMBRANE FUEL CELL Author keyword 1212 82% 2% 699
6 PROTON CONDUCTIVITY Author keyword 1175 71% 3% 960
7 PROTON EXCHANGE MEMBRANE Author keyword 981 76% 2% 697
8 JOURNAL OF POWER SOURCES Journal 918 20% 14% 4105
9 PEM FUEL CELL Author keyword 914 70% 3% 765
10 DMFC Author keyword 893 83% 2% 505

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 DIRECT METHANOL FUEL CELL 2369 89% 4% 1067 Search DIRECT+METHANOL+FUEL+CELL Search DIRECT+METHANOL+FUEL+CELL
2 PEMFC 1539 75% 4% 1112 Search PEMFC Search PEMFC
3 OXYGEN REDUCTION REACTION 1462 69% 4% 1260 Search OXYGEN+REDUCTION+REACTION Search OXYGEN+REDUCTION+REACTION
4 FUEL CELL 1239 42% 8% 2305 Search FUEL+CELL Search FUEL+CELL
5 PROTON EXCHANGE MEMBRANE FUEL CELL 1212 82% 2% 699 Search PROTON+EXCHANGE+MEMBRANE+FUEL+CELL Search PROTON+EXCHANGE+MEMBRANE+FUEL+CELL
6 PROTON CONDUCTIVITY 1175 71% 3% 960 Search PROTON+CONDUCTIVITY Search PROTON+CONDUCTIVITY
7 PROTON EXCHANGE MEMBRANE 981 76% 2% 697 Search PROTON+EXCHANGE+MEMBRANE Search PROTON+EXCHANGE+MEMBRANE
8 PEM FUEL CELL 914 70% 3% 765 Search PEM+FUEL+CELL Search PEM+FUEL+CELL
9 DMFC 893 83% 2% 505 Search DMFC Search DMFC
10 GAS DIFFUSION LAYERS 846 85% 2% 443 Search GAS+DIFFUSION+LAYERS Search GAS+DIFFUSION+LAYERS

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 POLYMER ELECTROLYTE MEMBRANES 2044 83% 4% 1161
2 PEMFC 2014 84% 4% 1113
3 ELECTROCATALYSTS 1638 56% 7% 2015
4 DMFC 1301 85% 2% 698
5 PROTON EXCHANGE MEMBRANES 1277 74% 3% 961
6 ELECTROOXIDATION 1153 42% 7% 2105
7 FUEL CELLS 1116 32% 10% 2929
8 ELECTROLYTE FUEL CELLS 1057 72% 3% 833
9 MEMBRANE FUEL CELLS 1030 68% 3% 911
10 OXYGEN REDUCTION REACTION 934 47% 5% 1452

Journals


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 JOURNAL OF POWER SOURCES 918 20% 14% 4105
2 INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 309 13% 8% 2188
3 FUEL CELLS 306 46% 2% 500
4 JOURNAL OF FUEL CELL SCIENCE AND TECHNOLOGY 161 39% 1% 322
5 JOURNAL OF NEW MATERIALS FOR ELECTROCHEMICAL SYSTEMS 63 28% 1% 195
6 ELECTROCATALYSIS 49 39% 0% 99
7 ECS ELECTROCHEMISTRY LETTERS 4 11% 0% 39

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Electrocatalyst approaches and challenges for automotive fuel cells 2012 610 62 87%
Activity benchmarks and requirements for Pt, Pt-alloy, and non-Pt oxygen reduction catalysts for PEMFCs 2005 1954 33 100%
A review of polymer electrolyte membrane fuel cells: Technology, applications, and needs on fundamental research 2011 465 194 91%
Heterogeneous nanocarbon materials for oxygen reduction reaction 2014 107 143 69%
Scientific aspects of polymer electrolyte fuel cell durability and degradation 2007 1134 384 79%
State of understanding of Nafion 2004 1874 138 92%
Review on Recent Progress in Nitrogen-Doped Graphene: Synthesis, Characterization, and Its Potential Applications 2012 582 115 45%
Recent Development of Polymer Electrolyte Membranes for Fuel Cells 2012 271 757 90%
A review on non-precious metal electrocatalysts for PEM fuel cells 2011 372 231 79%
Alternative polymer systems for proton exchange membranes (PEMs) 2004 1573 94 86%

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 FUEL CELL 366 42% 2.3% 668
2 FUEL CELL INNOVAT 177 54% 0.8% 227
3 ELE OCHEM ENGINE 131 86% 0.2% 67
4 DIRECT ALCOHOL FUEL CELL 108 85% 0.2% 57
5 FUEL CELL DYNAM DIAGNOST 102 95% 0.1% 35
6 FUEL CELL NANOMAT 97 63% 0.3% 98
7 SOUTH AFRICAN ADV MAT CHEM 89 73% 0.2% 68
8 FUEL CELL VEHICLE TEAM 1 75 91% 0.1% 31
9 PROTON EXCHANGE MEMBRANE FUEL CELL KEY MAT TECH 69 93% 0.1% 26
10 FUEL CELL RD 66 74% 0.2% 49

Related classes at same level (level 2)


Rank Relatedness score Related classes
1 0.0000021779 FORMIC ACID OXIDATION//DIRECT FORMIC ACID FUEL CELL//UNDERPOTENTIAL DEPOSITION
2 0.0000012081 RADIATION GRAFTING//RADIATION INDUCED GRAFTING//RADIATION INDUCED GRAFT COPOLYMERIZATION
3 0.0000009602 HYDROGEN EVOLUTION REACTION//OXYGEN EVOLUTION REACTION//WATER ELECTROLYSIS
4 0.0000009225 IONOMER//IONOMERS//ETHYLENE IONOMER
5 0.0000009209 ELECTRODIALYSIS//BIPOLAR MEMBRANE//ION EXCHANGE MEMBRANES
6 0.0000008814 AMMONIA BORANE//DIRECT BOROHYDRIDE FUEL CELL//HYDROGEN GENERATION
7 0.0000007701 CSHSO4//SUPERPROTONIC CONDUCTOR//RB3HSEO42
8 0.0000007508 CONTINUOUSLY VARIABLE TRANSMISSION//HYBRID ELECTRIC VEHICLE//AUTOMATED MANUAL TRANSMISSION
9 0.0000007239 ELECTROCHEMICAL OSCILLATIONS//IRON ELECTRODISSOLUTION//POTENTIAL OSCILLATIONS
10 0.0000005384 SILVER NANOPARTICLES//GREEN SYNTHESIS//GOLD NANORODS