Class information for:
Level 2: PHASE CHANGE MATERIAL//THERMAL ENERGY STORAGE//PHASE CHANGE MATERIALS

Basic class information
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
21 4 THERMODYNAMICS//MECHANICS//ENGINEERING, MECHANICAL 471779
107 3       ENERGY & FUELS//ENERGY AND BUILDINGS//SOLAR ENERGY 73650
1724 2             PHASE CHANGE MATERIAL//THERMAL ENERGY STORAGE//PHASE CHANGE MATERIALS 6911
111 1                   PHASE CHANGE MATERIAL//THERMAL ENERGY STORAGE//PHASE CHANGE MATERIALS 4408
7818 1                   STEFAN PROBLEM//HEAT BALANCE INTEGRAL METHOD//INVERSE STEFAN PROBLEM 1349
17952 1                   FREEZE CONCENTRATION//PROGRESSIVE FREEZE CONCENTRATION//MELT CRYSTALLIZATION 601
22427 1                   ICE SLURRY//TWO PHASE SECONDARY REFRIGERANT//SECONDARY REFRIGERANT 405
32653 1                   POWER SHIPPING//CONTACT MELTING//CLOSE CONTACT MELTING 148

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PHASE CHANGE MATERIAL authKW 3015246 14% 69% 960
2 THERMAL ENERGY STORAGE authKW 1861504 10% 57% 712
3 PHASE CHANGE MATERIALS authKW 1568966 8% 60% 577
4 PHASE CHANGE MATERIAL PCM authKW 754129 3% 81% 205
5 PCM authKW 679113 5% 47% 320
6 PHASE CHANGE MATERIALS PCMS authKW 635205 2% 85% 164
7 LATENT HEAT STORAGE authKW 584637 3% 72% 178
8 ICE SLURRY authKW 433327 2% 79% 121
9 LATENT HEAT authKW 358637 3% 38% 206
10 MICROENCAPSULATED PHASE CHANGE MATERIAL authKW 267480 1% 90% 65

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Thermodynamics 159768 39% 1% 2693
2 Energy & Fuels 80080 35% 1% 2434
3 Mechanics 40067 27% 1% 1858
4 Engineering, Mechanical 38667 25% 1% 1699
5 Construction & Building Technology 9001 6% 0% 443
6 Engineering, Chemical 5686 13% 0% 910
7 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY 4684 4% 0% 252
8 Engineering, Civil 2343 6% 0% 397
9 Mathematics, Interdisciplinary Applications 1075 3% 0% 228
10 Engineering, General 1021 3% 0% 239

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 GREA INNOVACIO CONCURRENT 199633 1% 48% 91
2 BLDG ENVIRONM MAT 78214 0% 59% 29
3 THERMAL ENGN ENERGY SYST GRP 75968 0% 83% 20
4 POWER SHIPPING 37984 0% 83% 10
5 ENHANCED HEAT TRANSFER ENERGY CONSERVAT 37742 1% 11% 75
6 TIANJIN MUNICIPAL FIBER MODIFICAT FUNCT 37597 0% 26% 32
7 CLEARER PROD 35060 0% 77% 10
8 THERMAL ENERGY STORAGE 30634 0% 61% 11
9 MOE POWER MACHINERY ENGN 27369 0% 26% 23
10 THERMAL SCI POWER SYST 24611 0% 27% 20

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 APPLIED THERMAL ENGINEERING 69900 6% 4% 400
2 ENERGY AND BUILDINGS 55530 4% 4% 293
3 INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER 48855 6% 2% 442
4 ENERGY CONVERSION AND MANAGEMENT 38106 4% 3% 287
5 INTERNATIONAL JOURNAL OF REFRIGERATION-REVUE INTERNATIONALE DU FROID 36405 2% 5% 171
6 APPLIED ENERGY 36352 4% 3% 283
7 SOLAR ENERGY MATERIALS AND SOLAR CELLS 25473 3% 3% 212
8 SOLAR ENERGY 23713 3% 3% 195
9 JOURNAL OF HEAT TRANSFER-TRANSACTIONS OF THE ASME 19362 2% 3% 167
10 NUMERICAL HEAT TRANSFER PART B-FUNDAMENTALS 17890 1% 5% 75

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 PHASE CHANGE MATERIAL 3015246 14% 69% 960 Search PHASE+CHANGE+MATERIAL Search PHASE+CHANGE+MATERIAL
2 THERMAL ENERGY STORAGE 1861504 10% 57% 712 Search THERMAL+ENERGY+STORAGE Search THERMAL+ENERGY+STORAGE
3 PHASE CHANGE MATERIALS 1568966 8% 60% 577 Search PHASE+CHANGE+MATERIALS Search PHASE+CHANGE+MATERIALS
4 PHASE CHANGE MATERIAL PCM 754129 3% 81% 205 Search PHASE+CHANGE+MATERIAL+PCM Search PHASE+CHANGE+MATERIAL+PCM
5 PCM 679113 5% 47% 320 Search PCM Search PCM
6 PHASE CHANGE MATERIALS PCMS 635205 2% 85% 164 Search PHASE+CHANGE+MATERIALS+PCMS Search PHASE+CHANGE+MATERIALS+PCMS
7 LATENT HEAT STORAGE 584637 3% 72% 178 Search LATENT+HEAT+STORAGE Search LATENT+HEAT+STORAGE
8 ICE SLURRY 433327 2% 79% 121 Search ICE+SLURRY Search ICE+SLURRY
9 LATENT HEAT 358637 3% 38% 206 Search LATENT+HEAT Search LATENT+HEAT
10 MICROENCAPSULATED PHASE CHANGE MATERIAL 267480 1% 90% 65 Search MICROENCAPSULATED+PHASE+CHANGE+MATERIAL Search MICROENCAPSULATED+PHASE+CHANGE+MATERIAL

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.

Classes with closest relation at Level 2


rank cluster_id2 link
1 1802 SOLAR ENERGY//JOURNAL OF SOLAR ENERGY ENGINEERING-TRANSACTIONS OF THE ASME//PARABOLIC TROUGH
2 1902 NANOFLUID//NANOFLUIDS//HEAT PIPE
3 2813 SELF HEALING//SELF HEALING MATERIALS//SELF HEALING POLYMERS
4 3585 ROTATOR PHASE//THERMODYNAM SEPARAT//SURFACE FREEZING
5 1288 SOLIDIFICATION//DIRECTIONAL SOLIDIFICATION//UNDERCOOLING
6 224 NATURAL CONVECTION//THERMODYNAMICS//INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER
7 304 ENERGY AND BUILDINGS//BUILDING AND ENVIRONMENT//CONSTRUCTION & BUILDING TECHNOLOGY
8 2804 DIRECT CONTACT CONDENSATION//NON CONDENSABLE GAS//NONCONDENSABLE GAS
9 849 INTERNATIONAL JOURNAL OF REFRIGERATION-REVUE INTERNATIONALE DU FROID//HEAT PUMP//GROUND SOURCE HEAT PUMP
10 1954 THERMOCHEMICAL CYCLE//CHEMICAL HEAT PUMP//INTERNATIONAL JOURNAL OF HYDROGEN ENERGY

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