Class information for:
Level 2: HYDROGEN EVOLUTION REACTION//OXYGEN EVOLUTION REACTION//WATER SPLITTING

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
1106 9787 40.0 76%


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
2 4 MATERIALS SCIENCE, MULTIDISCIPLINARY//PHYSICS, APPLIED//PHYSICS, CONDENSED MATTER 2836879
330 3       ELECTROCHEMISTRY//ELECTRODEPOSITION//ELECTROCOAGULATION 38062
1106 2             HYDROGEN EVOLUTION REACTION//OXYGEN EVOLUTION REACTION//WATER SPLITTING 9787
2979 1                   PHOTOELECTROCHEMICAL WATER SPLITTING//WATER SPLITTING//PHOTOELECTROCHEMICAL 2097
4387 1                   IRIDIUM OXIDE//WATER ELECTROLYSIS//UNITIZED REGENERATIVE FUEL CELL 1795
4610 1                   OXYGEN EVOLUTION REACTION//CLIMATE CHANGE GLOBAL WARMING//WATER OXIDATION 1757
6556 1                   HYDROGEN EVOLUTION REACTION//HYDROGEN EVOLUTION//ALKALINE WATER ELECTROLYSIS 1470
6738 1                   HYDROGEN EVOLUTION REACTION//HYDROGEN EVOLUTION//COBALT PHOSPHIDE 1449
8764 1                   WATER OXIDATION//DUT KTH JOINT EDUC MOL DEVICES//WATER OXIDATION CATALYSIS 1219

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 HYDROGEN EVOLUTION REACTION authKW 1177923 6% 68% 557
2 OXYGEN EVOLUTION REACTION authKW 735783 4% 68% 349
3 WATER SPLITTING authKW 567628 6% 30% 604
4 WATER OXIDATION authKW 479106 3% 50% 306
5 WATER ELECTROLYSIS authKW 440981 2% 60% 234
6 HYDROGEN EVOLUTION authKW 228959 3% 25% 298
7 CLIMATE CHANGE GLOBAL WARMING address 212493 1% 80% 85
8 OXYGEN EVOLUTION authKW 201140 3% 25% 256
9 ELECTROCATALYSIS authKW 164247 5% 10% 535
10 IRIDIUM OXIDE authKW 135452 1% 42% 103

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 Electrochemistry 126304 30% 1% 2985
2 Energy & Fuels 28790 18% 1% 1753
3 Chemistry, Physical 27130 36% 0% 3529
4 Materials Science, Multidisciplinary 14641 29% 0% 2832
5 Chemistry, Multidisciplinary 13242 26% 0% 2499
6 Nanoscience & Nanotechnology 12851 13% 0% 1270
7 Materials Science, Coatings & Films 5921 6% 0% 590
8 Physics, Applied 1492 11% 0% 1070
9 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY 1047 2% 0% 149
10 Chemistry, Inorganic & Nuclear 906 4% 0% 440

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 CLIMATE CHANGE GLOBAL WARMING 212493 1% 80% 85
2 JOINT ARTIFICIAL PHOTOSYNTH 97775 1% 35% 90
3 DUT KTH JOINT EDUC MOL DEVICES 65882 1% 31% 69
4 CONTROLLED PHOTOBIOSYNTH 37404 0% 67% 18
5 PROGRAMA ELE OQUIM LICADA INGN ELE OQUIM 29485 0% 35% 27
6 TRINITY ELE OCHEM ENERGY CONVERS ELE OCATAL 21826 0% 100% 7
7 INT RENEWABLE ENERGY 21689 0% 18% 38
8 INORGAN SYNTH CATALYSIS 21095 0% 28% 24
9 HYDROGEN ENERGY PLASMA TECHNOL 17520 0% 38% 15
10 SOLAR FUELS 16762 0% 19% 29

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 91667 8% 4% 763
2 JOURNAL OF MATERIALS CHEMISTRY A 42945 4% 4% 365
3 ENERGY & ENVIRONMENTAL SCIENCE 40180 2% 7% 190
4 ELECTROCHIMICA ACTA 35034 6% 2% 557
5 ACS CATALYSIS 23975 2% 5% 162
6 JOURNAL OF APPLIED ELECTROCHEMISTRY 22261 2% 4% 205
7 CHEMSUSCHEM 15088 1% 4% 111
8 JOURNAL OF THE ELECTROCHEMICAL SOCIETY 14285 4% 1% 378
9 ACS APPLIED MATERIALS & INTERFACES 12985 3% 2% 255
10 JOURNAL OF ELECTROANALYTICAL CHEMISTRY 12825 3% 2% 273

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 HYDROGEN EVOLUTION REACTION 1177923 6% 68% 557 Search HYDROGEN+EVOLUTION+REACTION Search HYDROGEN+EVOLUTION+REACTION
2 OXYGEN EVOLUTION REACTION 735783 4% 68% 349 Search OXYGEN+EVOLUTION+REACTION Search OXYGEN+EVOLUTION+REACTION
3 WATER SPLITTING 567628 6% 30% 604 Search WATER+SPLITTING Search WATER+SPLITTING
4 WATER OXIDATION 479106 3% 50% 306 Search WATER+OXIDATION Search WATER+OXIDATION
5 WATER ELECTROLYSIS 440981 2% 60% 234 Search WATER+ELECTROLYSIS Search WATER+ELECTROLYSIS
6 HYDROGEN EVOLUTION 228959 3% 25% 298 Search HYDROGEN+EVOLUTION Search HYDROGEN+EVOLUTION
7 OXYGEN EVOLUTION 201140 3% 25% 256 Search OXYGEN+EVOLUTION Search OXYGEN+EVOLUTION
8 ELECTROCATALYSIS 164247 5% 10% 535 Search ELECTROCATALYSIS Search ELECTROCATALYSIS
9 IRIDIUM OXIDE 135452 1% 42% 103 Search IRIDIUM+OXIDE Search IRIDIUM+OXIDE
10 PHOTOELECTROCHEMICAL WATER SPLITTING 125460 1% 49% 82 Search PHOTOELECTROCHEMICAL+WATER+SPLITTING Search PHOTOELECTROCHEMICAL+WATER+SPLITTING

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.


Rank Reference # ref. in
cl.		 Shr. of ref. in
cl.		 Citations
1 KARKAS, MD , VERHO, O , JOHNSTON, EV , AKERMARK, B , (2014) ARTIFICIAL PHOTOSYNTHESIS: MOLECULAR SYSTEMS FOR CATALYTIC WATER OXIDATION.CHEMICAL REVIEWS. VOL. 114. ISSUE 24. P. 11863 -12001 426 65% 233
2 BLAKEMORE, JD , CRABTREE, RH , BRUDVIG, GW , (2015) MOLECULAR CATALYSTS FOR WATER OXIDATION.CHEMICAL REVIEWS. VOL. 115. ISSUE 23. P. 12974 -13005 280 84% 93
3 ZOU, XX , ZHANG, Y , (2015) NOBLE METAL-FREE HYDROGEN EVOLUTION CATALYSTS FOR WATER SPLITTING.CHEMICAL SOCIETY REVIEWS. VOL. 44. ISSUE 15. P. 5148 -5180 182 65% 216
4 GALAN-MASCAROS, JR , (2015) WATER OXIDATION AT ELECTRODES MODIFIED WITH EARTH-ABUNDANT TRANSITION-METAL CATALYSTS.CHEMELECTROCHEM. VOL. 2. ISSUE 1. P. 37 -50 227 70% 42
5 WANG, JH , CUI, W , LIU, Q , XING, ZC , ASIRI, AM , SUN, XP , (2016) RECENT PROGRESS IN COBALT-BASED HETEROGENEOUS CATALYSTS FOR ELECTROCHEMICAL WATER SPLITTING.ADVANCED MATERIALS. VOL. 28. ISSUE 2. P. 215 -230 82 69% 79
6 LI, XM , HAO, XG , ABUDULA, A , GUAN, GQ , (2016) NANOSTRUCTURED CATALYSTS FOR ELECTROCHEMICAL WATER SPLITTING: CURRENT STATE AND PROSPECTS.JOURNAL OF MATERIALS CHEMISTRY A. VOL. 4. ISSUE 31. P. 11973 -12000 176 79% 6
7 MCCRORY, CCL , JUNG, S , FERRER, IM , CHATMAN, SM , PETERS, JC , JARAMILLO, TF , (2015) BENCHMARKING HYDROGEN EVOLVING REACTION AND OXYGEN EVOLVING REACTION ELECTROCATALYSTS FOR SOLAR WATER SPLITTING DEVICES.JOURNAL OF THE AMERICAN CHEMICAL SOCIETY. VOL. 137. ISSUE 13. P. 4347 -4357 75 76% 238
8 KARKAS, MD , AKERMARK, B , (2016) WATER OXIDATION USING EARTH-ABUNDANT TRANSITION METAL CATALYSTS: OPPORTUNITIES AND CHALLENGES.DALTON TRANSACTIONS. VOL. 45. ISSUE 37. P. 14421 -14461 234 67% 1
9 WALTER, MG , WARREN, EL , MCKONE, JR , BOETTCHER, SW , MI, QX , SANTORI, EA , LEWIS, NS , (2010) SOLAR WATER SPLITTING CELLS.CHEMICAL REVIEWS. VOL. 110. ISSUE 11. P. 6446 -6473 96 46% 2533
10 SHEN, SH , LINDLEY, SA , CHEN, XY , ZHANG, JZ , (2016) HEMATITE HETEROSTRUCTURES FOR PHOTOELECTROCHEMICAL WATER SPLITTING: RATIONAL MATERIALS DESIGN AND CHARGE CARRIER DYNAMICS.ENERGY & ENVIRONMENTAL SCIENCE. VOL. 9. ISSUE 9. P. 2744 -2775 179 82% 1

Classes with closest relation at Level 2


Rank Class id link
1 2243 ELECTROCOAGULATION//ELECTRO FENTON//ELECTROCHEMICAL OXIDATION
2 46 OXYGEN REDUCTION REACTION//FUEL CELL//ELECTROCHEMISTRY
3 3450 NICKEL PHOSPHIDE//NI2P//METAL PHOSPHIDE
4 1483 LAYERED DOUBLE HYDROXIDES//LAYERED DOUBLE HYDROXIDE//HYDROTALCITE
5 2381 VANADIUM REDOX FLOW BATTERY//REDOX FLOW BATTERY//FLOW BATTERY
6 1 PHOTOCATALYSIS//TIO2//PHOTOCATALYST
7 3758 ROUGH ELECTRODE//CAPACITANCE DISPERSION//FINITE FRACTALS
8 743 SUPERCAPACITOR//ELECTROCHEMICAL CAPACITOR//CAPACITIVE DEIONIZATION
9 1965 LITHIUM OXYGEN BATTERY//LITHIUM AIR BATTERY//LI O 2 BATTERY
10 1590 TUNGSTEN OXIDE//WO3//TUNGSTEN TRIOXIDE

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