Class information for:
Level 3: DIRECT METHANOL FUEL CELL//ELECTROCHEMISTRY//PEMFC

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
257 41637 32.7 71%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 4)


ID, lev.
above		 Publications Label for level above
3 1868053 POLYMER SCIENCE//ENGINEERING, CHEMICAL//CHEMISTRY, PHYSICAL

Classes in level below (level 2)


ID, lev.
below		 Publications Label for level below
55 28603 DIRECT METHANOL FUEL CELL//PEMFC//OXYGEN REDUCTION REACTION
1108 9263 FORMIC ACID OXIDATION//DIRECT FORMIC ACID FUEL CELL//UNDERPOTENTIAL DEPOSITION
2390 3771 HEATED ELECTRODES//SOVIET ELECTROCHEMISTRY//HOT WIRE ELECTROCHEMISTRY

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 2422 90% 3% 1072
2 ELECTROCHEMISTRY WoS category 2210 11% 48% 19808
3 PEMFC Author keyword 1561 75% 3% 1117
4 OXYGEN REDUCTION REACTION Author keyword 1541 70% 3% 1283
5 FUEL CELL Author keyword 1362 43% 6% 2401
6 PROTON EXCHANGE MEMBRANE FUEL CELL Author keyword 1231 83% 2% 702
7 PROTON CONDUCTIVITY Author keyword 1175 71% 2% 960
8 JOURNAL OF POWER SOURCES Journal 999 21% 10% 4272
9 PROTON EXCHANGE MEMBRANE Author keyword 981 76% 2% 697
10 DMFC Author keyword 927 84% 1% 510

Web of Science journal categories


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 Electrochemistry 2210 11% 48% 19808

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 2422 90% 3% 1072 Search DIRECT+METHANOL+FUEL+CELL Search DIRECT+METHANOL+FUEL+CELL
2 PEMFC 1561 75% 3% 1117 Search PEMFC Search PEMFC
3 OXYGEN REDUCTION REACTION 1541 70% 3% 1283 Search OXYGEN+REDUCTION+REACTION Search OXYGEN+REDUCTION+REACTION
4 FUEL CELL 1362 43% 6% 2401 Search FUEL+CELL Search FUEL+CELL
5 PROTON EXCHANGE MEMBRANE FUEL CELL 1231 83% 2% 702 Search PROTON+EXCHANGE+MEMBRANE+FUEL+CELL Search PROTON+EXCHANGE+MEMBRANE+FUEL+CELL
6 PROTON CONDUCTIVITY 1175 71% 2% 960 Search PROTON+CONDUCTIVITY Search PROTON+CONDUCTIVITY
7 PROTON EXCHANGE MEMBRANE 981 76% 2% 697 Search PROTON+EXCHANGE+MEMBRANE Search PROTON+EXCHANGE+MEMBRANE
8 DMFC 927 84% 1% 510 Search DMFC Search DMFC
9 PEM FUEL CELL 925 70% 2% 768 Search PEM+FUEL+CELL Search PEM+FUEL+CELL
10 GAS DIFFUSION LAYERS 846 85% 1% 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 ELECTROOXIDATION 2326 56% 7% 2810
2 POLYMER ELECTROLYTE MEMBRANES 2051 83% 3% 1162
3 PEMFC 2049 84% 3% 1118
4 ELECTROCATALYSTS 1827 58% 5% 2103
5 FUEL CELLS 1502 36% 8% 3345
6 DMFC 1402 86% 2% 711
7 PROTON EXCHANGE MEMBRANES 1277 74% 2% 961
8 MEMBRANE FUEL CELLS 1087 69% 2% 928
9 OXYGEN REDUCTION REACTION 1082 50% 4% 1543
10 METHANOL FUEL CELLS 1078 68% 2% 956

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 999 21% 10% 4272
2 JOURNAL OF ELECTROANALYTICAL CHEMISTRY 666 19% 8% 3151
3 ELECTROCHIMICA ACTA 439 13% 7% 3110
4 INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 337 14% 5% 2279
5 FUEL CELLS 333 47% 1% 518
6 JOURNAL OF FUEL CELL SCIENCE AND TECHNOLOGY 161 39% 1% 322
7 ELECTROCATALYSIS 132 59% 0% 149
8 RUSSIAN JOURNAL OF ELECTROCHEMISTRY 108 16% 2% 632
9 ELECTROCHEMISTRY COMMUNICATIONS 105 13% 2% 731
10 SOVIET ELECTROCHEMISTRY 71 17% 1% 381

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Electrocatalyst approaches and challenges for automotive fuel cells 2012 610 62 89%
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%
Scientific aspects of polymer electrolyte fuel cell durability and degradation 2007 1134 384 81%
State of understanding of Nafion 2004 1874 138 92%
Heterogeneous nanocarbon materials for oxygen reduction reaction 2014 107 143 69%
Review on Recent Progress in Nitrogen-Doped Graphene: Synthesis, Characterization, and Its Potential Applications 2012 582 115 48%
Recent Development of Polymer Electrolyte Membranes for Fuel Cells 2012 271 757 90%
Alternative polymer systems for proton exchange membranes (PEMs) 2004 1573 94 86%
A review on non-precious metal electrocatalysts for PEM fuel cells 2011 372 231 79%

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 400 44% 1.7% 694
2 FUEL CELL INNOVAT 186 55% 0.6% 232
3 DIRECT ALCOHOL FUEL CELL 136 90% 0.1% 60
4 ELE OCHEM ENGINE 131 86% 0.2% 67
5 FUEL CELL NANOMAT 114 67% 0.2% 104
6 SOUTH AFRICAN ADV MAT CHEM 102 76% 0.2% 71
7 FUEL CELL DYNAM DIAGNOST 102 95% 0.1% 35
8 FUEL CELL VEHICLE TEAM 1 75 91% 0.1% 31
9 ELE OQUIM 74 44% 0.3% 127
10 ELE OCATALYSIS 73 74% 0.1% 54

Related classes at same level (level 3)


Rank Relatedness score Related classes
1 0.0000002266 LITHIUM ION BATTERY//LITHIUM ION BATTERIES//JOURNAL OF POWER SOURCES
2 0.0000002058 ELECTROANALYSIS//ELECTROCHEMISTRY//BIOSENSORS & BIOELECTRONICS
3 0.0000001983 CORROSION SCIENCE//CORROSION//EIS
4 0.0000001919 JOURNAL OF MEMBRANE SCIENCE//PERVAPORATION//NANOFILTRATION
5 0.0000001692 JOURNAL OF CATALYSIS//APPLIED CATALYSIS A-GENERAL//CATALYSIS TODAY
6 0.0000001681 JOURNAL OF BIOMEDICAL OPTICS//SILVER NANOPARTICLES//BIOMEDICAL OPTICS EXPRESS
7 0.0000001629 CARBON NANOTUBES//GRAPHENE//CARBON NANOTUBE
8 0.0000001341 SURFACE ENHANCED RAMAN SCATTERING//SERS//JOURNAL OF RAMAN SPECTROSCOPY
9 0.0000001341 ELECTROCOAGULATION//HYDRODECHLORINATION//DISINFECTION BY PRODUCTS
10 0.0000001323 SYNTHETIC METALS//POLYANILINE//CONDUCTING POLYMERS