Class information for:
Level 1: HYDROGEN EVOLUTION REACTION//HYDROGEN EVOLUTION//COBALT PHOSPHIDE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
6738 1449 46.4 91%


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
6738 1                   HYDROGEN EVOLUTION REACTION//HYDROGEN EVOLUTION//COBALT PHOSPHIDE 1449

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 2744038 23% 40% 327
2 HYDROGEN EVOLUTION authKW 207219 8% 9% 109
3 COBALT PHOSPHIDE authKW 158641 1% 47% 16
4 MOLYBDENUM SULFIDE authKW 107228 2% 18% 28
5 ALL PH VALUES authKW 105359 0% 100% 5
6 CHINA AUSTRALIA JOINT FUNCT MAT address 105359 0% 100% 5
7 WATER SPLITTING authKW 105116 7% 5% 100
8 HYDROGEN EVOLUTION CATHODE authKW 94820 0% 75% 6
9 ELECTROCATALYST authKW 92853 7% 5% 97
10 FUNCT MOL MAT address 84975 1% 37% 11

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 Nanoscience & Nanotechnology 10108 29% 0% 413
2 Chemistry, Physical 7833 49% 0% 708
3 Materials Science, Multidisciplinary 7667 51% 0% 736
4 Energy & Fuels 6407 22% 0% 315
5 Chemistry, Multidisciplinary 5421 40% 0% 581
6 Electrochemistry 3000 13% 0% 183
7 Physics, Applied 1128 20% 0% 293
8 Physics, Condensed Matter 451 11% 0% 163
9 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY 187 2% 0% 24
10 Engineering, Chemical 124 5% 0% 77

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 CHINA AUSTRALIA JOINT FUNCT MAT 105359 0% 100% 5
2 FUNCT MOL MAT 84975 1% 37% 11
3 INORGAN SYNTH CATALYSIS 71617 1% 20% 17
4 JILIN PROV LOW CARBON CHEM POWER SOURCES 67428 0% 80% 4
5 MINIST EDUC NONFERROUS MAT SCI ENGN 63840 1% 30% 10
6 NANOMAT ENERGY CONVERS 57353 0% 39% 7
7 ADV CERAM MACHINING TECHONOL 42143 0% 100% 2
8 STATE POLAR MAT DEVICES 42143 0% 100% 2
9 EPFL ISIC LSCI 39917 0% 32% 6
10 ISIC LSCI 39652 1% 24% 8

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 JOURNAL OF MATERIALS CHEMISTRY A 66686 12% 2% 174
2 ACS CATALYSIS 16163 4% 2% 51
3 NANO ENERGY 14277 2% 2% 33
4 ENERGY & ENVIRONMENTAL SCIENCE 13303 3% 2% 42
5 ACS APPLIED MATERIALS & INTERFACES 11934 6% 1% 93
6 NANOSCALE 6046 4% 1% 54
7 INORGANIC CHEMISTRY FRONTIERS 5511 1% 3% 10
8 NANO RESEARCH 3541 1% 1% 16
9 ADVANCED ENERGY MATERIALS 3222 1% 1% 16
10 ELECTROCHIMICA ACTA 2998 4% 0% 63

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 2744038 23% 40% 327 Search HYDROGEN+EVOLUTION+REACTION Search HYDROGEN+EVOLUTION+REACTION
2 HYDROGEN EVOLUTION 207219 8% 9% 109 Search HYDROGEN+EVOLUTION Search HYDROGEN+EVOLUTION
3 COBALT PHOSPHIDE 158641 1% 47% 16 Search COBALT+PHOSPHIDE Search COBALT+PHOSPHIDE
4 MOLYBDENUM SULFIDE 107228 2% 18% 28 Search MOLYBDENUM+SULFIDE Search MOLYBDENUM+SULFIDE
5 ALL PH VALUES 105359 0% 100% 5 Search ALL+PH+VALUES Search ALL+PH+VALUES
6 WATER SPLITTING 105116 7% 5% 100 Search WATER+SPLITTING Search WATER+SPLITTING
7 HYDROGEN EVOLUTION CATHODE 94820 0% 75% 6 Search HYDROGEN+EVOLUTION+CATHODE Search HYDROGEN+EVOLUTION+CATHODE
8 ELECTROCATALYST 92853 7% 5% 97 Search ELECTROCATALYST Search ELECTROCATALYST
9 HYDROGEN EVOLUTION REACTION ELECTROCATALYST 63215 0% 100% 3 Search HYDROGEN+EVOLUTION+REACTION+ELECTROCATALYST Search HYDROGEN+EVOLUTION+REACTION+ELECTROCATALYST
10 LOW TEMPERATURE PHOSPHIDATION 63215 0% 100% 3 Search LOW+TEMPERATURE+PHOSPHIDATION Search LOW+TEMPERATURE+PHOSPHIDATION

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 ZOU, XX , ZHANG, Y , (2015) NOBLE METAL-FREE HYDROGEN EVOLUTION CATALYSTS FOR WATER SPLITTING.CHEMICAL SOCIETY REVIEWS. VOL. 44. ISSUE 15. P. 5148 -5180 171 61% 216
2 YOU, B , SUN, YJ , (2016) CHALCOGENIDE AND PHOSPHIDE SOLID-STATE ELECTROCATALYSTS FOR HYDROGEN GENERATION.CHEMPLUSCHEM. VOL. 81. ISSUE 10. P. 1045 -1055 108 86% 1
3 SHI, YM , ZHANG, B , (2016) RECENT ADVANCES IN TRANSITION METAL PHOSPHIDE NANOMATERIALS: SYNTHESIS AND APPLICATIONS IN HYDROGEN EVOLUTION REACTION.CHEMICAL SOCIETY REVIEWS. VOL. 45. ISSUE 6. P. 1529 -1541 42 84% 41
4 ZENG, M , LI, YG , (2015) RECENT ADVANCES IN HETEROGENEOUS ELECTROCATALYSTS FOR THE HYDROGEN EVOLUTION REACTION.JOURNAL OF MATERIALS CHEMISTRY A. VOL. 3. ISSUE 29. P. 14942 -14962 75 60% 78
5 XIE, JF , XIE, Y , (2015) STRUCTURAL ENGINEERING OF ELECTROCATALYSTS FOR THE HYDROGEN EVOLUTION REACTION: ORDER OR DISORDER?.CHEMCATCHEM. VOL. 7. ISSUE 17. P. 2568 -2580 89 82% 11
6 CALLEJAS, JF , READ, CG , ROSKE, CW , LEWIS, NS , SCHAAK, RE , (2016) Y SYNTHESIS, CHARACTERIZATION, AND PROPERTIES OF METAL PHOSPHIDE CATALYSTS FOR THE HYDROGEN-EVOLUTION REACTION.CHEMISTRY OF MATERIALS. VOL. 28. ISSUE 17. P. 6017 -6044 97 54% 7
7 LU, QP , YU, YF , MA, QL , CHEN, B , ZHANG, H , (2016) 2D TRANSITION-METAL-DICHALCOGENIDE-NANOSHEET-BASED COMPOSITES FOR PHOTOCATALYTIC AND ELECTROCATALYTIC HYDROGEN EVOLUTION REACTIONS.ADVANCED MATERIALS. VOL. 28. ISSUE 10. P. 1917 -1933 65 36% 46
8 XIAO, P , CHEN, W , WANG, X , (2015) A REVIEW OF PHOSPHIDE-BASED MATERIALS FOR ELECTROCATALYTIC HYDROGEN EVOLUTION.ADVANCED ENERGY MATERIALS. VOL. 5. ISSUE 24. P. - 66 69% 32
9 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 102 46% 6
10 SON, CY , KWAK, IH , LIM, YR , PARK, J , (2016) FEP AND FEP2 NANOWIRES FOR EFFICIENT ELECTROCATALYTIC HYDROGEN EVOLUTION REACTION.CHEMICAL COMMUNICATIONS. VOL. 52. ISSUE 13. P. 2819 -2822 37 93% 15

Classes with closest relation at Level 1


Rank Class id link
1 4610 OXYGEN EVOLUTION REACTION//CLIMATE CHANGE GLOBAL WARMING//WATER OXIDATION
2 15157 MOLYBDENUM DISULFIDE//MOS2//FEW LAYER MOLYBDENUM DISULFIDE
3 15569 NICKEL PHOSPHIDE//NI2P//METAL PHOSPHIDE
4 6556 HYDROGEN EVOLUTION REACTION//HYDROGEN EVOLUTION//ALKALINE WATER ELECTROLYSIS
5 148 TRANSITION METAL DICHALCOGENIDES//MOS2//MOLYBDENUM DISULFIDE
6 7232 ZNIN2S4//ZN05CD05S//CDS
7 5273 MOLYBDENUM CARBIDE//TUNGSTEN CARBIDE//MOLYBDENUM NITRIDE
8 2979 PHOTOELECTROCHEMICAL WATER SPLITTING//WATER SPLITTING//PHOTOELECTROCHEMICAL
9 445 OXYGEN REDUCTION REACTION//NON PRECIOUS METAL CATALYST//OXYGEN REDUCTION
10 23897 SINGLE LAYER DISPERSIONS//SINGLE MOLECULAR LAYER//MOLYBDENUM DISULFIDE

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