Class information for:
Level 1: POLYBENZIMIDAZOLE//PBI//HIGH TEMPERATURE PROTON EXCHANGE MEMBRANE FUEL CELL

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
6584 1397 31.4 75%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
55 28603 DIRECT METHANOL FUEL CELL//PEMFC//OXYGEN REDUCTION REACTION

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 POLYBENZIMIDAZOLE Author keyword 213 61% 16% 226
2 PBI Author keyword 79 60% 6% 86
3 HIGH TEMPERATURE PROTON EXCHANGE MEMBRANE FUEL CELL Author keyword 48 91% 1% 20
4 HIGH TEMPERATURE PEMFC Author keyword 31 58% 3% 35
5 POLY2 5 BENZIMIDAZOLE Author keyword 27 83% 1% 15
6 POLYBENZIMIDAZOLE PBI Author keyword 26 64% 2% 25
7 PROTON CONDUCTIVITY Author keyword 21 12% 12% 164
8 ABPBI Author keyword 21 71% 1% 17
9 HT PEMFC Author keyword 18 57% 2% 21
10 HIGH TEMPERATURE PROTON EXCHANGE MEMBRANE Author keyword 17 70% 1% 14

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 POLYBENZIMIDAZOLE 213 61% 16% 226 Search POLYBENZIMIDAZOLE Search POLYBENZIMIDAZOLE
2 PBI 79 60% 6% 86 Search PBI Search PBI
3 HIGH TEMPERATURE PROTON EXCHANGE MEMBRANE FUEL CELL 48 91% 1% 20 Search HIGH+TEMPERATURE+PROTON+EXCHANGE+MEMBRANE+FUEL+CELL Search HIGH+TEMPERATURE+PROTON+EXCHANGE+MEMBRANE+FUEL+CELL
4 HIGH TEMPERATURE PEMFC 31 58% 3% 35 Search HIGH+TEMPERATURE+PEMFC Search HIGH+TEMPERATURE+PEMFC
5 POLY2 5 BENZIMIDAZOLE 27 83% 1% 15 Search POLY2+5+BENZIMIDAZOLE Search POLY2+5+BENZIMIDAZOLE
6 POLYBENZIMIDAZOLE PBI 26 64% 2% 25 Search POLYBENZIMIDAZOLE+PBI Search POLYBENZIMIDAZOLE+PBI
7 PROTON CONDUCTIVITY 21 12% 12% 164 Search PROTON+CONDUCTIVITY Search PROTON+CONDUCTIVITY
8 ABPBI 21 71% 1% 17 Search ABPBI Search ABPBI
9 HT PEMFC 18 57% 2% 21 Search HT+PEMFC Search HT+PEMFC
10 HIGH TEMPERATURE PROTON EXCHANGE MEMBRANE 17 70% 1% 14 Search HIGH+TEMPERATURE+PROTON+EXCHANGE+MEMBRANE Search HIGH+TEMPERATURE+PROTON+EXCHANGE+MEMBRANE

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 ACID DOPED POLYBENZIMIDAZOLE 330 69% 20% 282
2 PBI 155 71% 9% 124
3 DOPED POLYBENZIMIDAZOLE 84 71% 5% 68
4 SULFONATED POLYBENZIMIDAZOLE 61 95% 1% 20
5 PBI MEMBRANES 50 86% 2% 25
6 POLYBENZIMIDAZOLE 49 33% 9% 123
7 H3PO4 DOPED PBI 34 93% 1% 13
8 HIGH TEMPERATURE PEMFC 33 77% 2% 23
9 PHOSPHORIC ACID 32 11% 19% 269
10 POLY2 5 BENZIMIDAZOLE ABPBI 31 92% 1% 12

Journals

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
High temperature proton exchange membranes based on polybenzimidazoles for fuel cells 2009 455 199 56%
Proton-conducting membranes based on benzimidazole polymers for high-temperature PEM fuel cells. A chemical quest 2010 197 221 59%
Materials and characterization techniques for high-temperature polymer electrolyte membrane fuel cells 2015 3 64 63%
High temperature (HT) polymer electrolyte membrane fuel cells (PEMFC) - A review 2013 107 164 28%
Recent advances in polybenzimidazole/phosphoric acid membranes for high-temperature fuel cells 2014 6 78 87%
Alternatives toward proton conductive anhydrous membranes for fuel cells: Heterocyclic protogenic solvents comprising polymer electrolytes 2012 31 102 68%
Polybenzimidazole/Acid Complexes as High-Temperature Membranes 2008 107 94 63%
Anhydrous proton-conducting polymers 2003 210 62 73%
Recent developments on proton conducting poly(2,5-benzimidazole) (ABPBI) membranes for high temperature polymer electrolyte membrane fuel cells 2005 157 31 55%
A critical review of polybenzimidazoles: Historical development and future R&D 1997 54 24 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 HYSA SYST COMPETENCE 5 33% 0.9% 12
2 EB YEAGER ELE OCHEM SCI 4 67% 0.3% 4
3 ENERGY MAT SCI GRP 3 50% 0.4% 5
4 ENGN HYDROGEN TECHNOL ALTERNAT ENERGET 2 67% 0.1% 2
5 NEXT ENERGY EWE ENERGY TECHNOL 2 33% 0.3% 4
6 NYS POLYMER SYNTH 2 33% 0.3% 4
7 BIOINSPIRED SMART INTER IAL SCI TECHNOL 1 100% 0.1% 2
8 GRP FUEL CELL 1 100% 0.1% 2
9 HYUNDAI AUTOMOBILE 1 100% 0.1% 2
10 SOLAR CELL FUEL CELL 1 100% 0.1% 2

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000267062 PROTON CONDUCTIVITY//METHANOL PERMEABILITY//PROTON EXCHANGE MEMBRANE
2 0.0000095195 PHOSPHOSILICATE GEL//PROTON CONDUCTING GLASS//MEDIUM TEMPERATURE RANGE
3 0.0000086515 PROTON CONDUCTING MATERIALS//SHI MOGYO KU//CHAIN ARRANGEMENT
4 0.0000074413 DST HYSA INFRASTRUCT COMPETENCE//HYBRID SULFUR CYCLE//AIRBORNE CONTAMINANT
5 0.0000072198 CARBON CORROSION//ACCELERATED STRESS TEST//PT DISSOLUTION
6 0.0000067322 CHLOR ALKALI ELECTROLYSIS//OXYGEN DEPOLARIZED CATHODE//PHOSPHORIC ACID FUEL CELL
7 0.0000064015 GAS DIFFUSION LAYERS//PEM FUEL CELL//PROTON EXCHANGE MEMBRANE FUEL CELL
8 0.0000063782 MEMBRANE ELECTRODE ASSEMBLY//CATALYST COATED MEMBRANES//GALVANOSTATIC DISCHARGE MODE
9 0.0000059350 ALKALINE ANION EXCHANGE MEMBRANE//ANION EXCHANGE MEMBRANE//ALKALINE FUEL CELL
10 0.0000055841 HETEROPOLY ACID//PROTONIC CONDUCTIVITY//HETEROPOLY COMPLEX