Class information for:
Level 2: ENERGIA SOLAR//MULTIJUNCTION SOLAR CELLS//INTERMEDIATE BAND

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
1 4 PHYSICS, CONDENSED MATTER//PHYSICS, APPLIED//MATERIALS SCIENCE, MULTIDISCIPLINARY 2188495
13 3       PHYSICS, APPLIED//IEEE TRANSACTIONS ON ELECTRON DEVICES//SILICON 136516
2824 2             ENERGIA SOLAR//MULTIJUNCTION SOLAR CELLS//INTERMEDIATE BAND 3244
9773 1                   MULTIJUNCTION SOLAR CELLS//MULTIJUNCTION//ENERGIA SOLAR 1155
10547 1                   INTERMEDIATE BAND//ENERGIA SOLAR//INTERMEDIATE BAND SOLAR CELL 1083
25803 1                   EPITAXIAL LIFT OFF//EPITAXIAL LIFT OFF ELO//EPITAXIAL LIFT OFF ELO METHOD 293
27529 1                   LAYER TRANSFER//SOLAR CELL TEST//6224 247
27945 1                   EXTERNAL LIGHT TRAPPING//ANGULAR CONFINEMENT//SHOCKLEY QUEISSER LIMITS 237
35073 1                   POWER OVER FIBER//OPTOPNEUMATIC INTERFACE//PHOTOTHERMIC EFFECT 117
35454 1                   PHOTOVOLTAIC MINI MODULES//PASTILLATION//ADV INTERCONNECT SYST SEMICOND PROD SECTOR 112

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ENERGIA SOLAR address 1112984 7% 47% 242
2 MULTIJUNCTION SOLAR CELLS authKW 566601 3% 59% 99
3 INTERMEDIATE BAND authKW 477175 2% 76% 65
4 INTERMEDIATE BAND SOLAR CELL authKW 348233 1% 81% 44
5 PROGRESS IN PHOTOVOLTAICS journal 293003 7% 13% 226
6 MULTIJUNCTION authKW 286795 2% 48% 61
7 IEEE JOURNAL OF PHOTOVOLTAICS journal 202609 5% 13% 163
8 CONCENTRATOR PHOTOVOLTAICS authKW 165748 1% 53% 32
9 IMPURITY PHOTOVOLTAIC EFFECT authKW 126276 0% 100% 13
10 LUMINESCENT COUPLING authKW 126276 0% 100% 13

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Physics, Applied 30742 62% 0% 2001
2 Energy & Fuels 23328 28% 0% 907
3 Materials Science, Multidisciplinary 7633 36% 0% 1152
4 Physics, Condensed Matter 1495 13% 0% 425
5 Engineering, Electrical & Electronic 1263 14% 0% 452
6 Optics 1070 9% 0% 289
7 Nanoscience & Nanotechnology 554 5% 0% 178
8 Materials Science, Coatings & Films 333 3% 0% 90
9 Crystallography 210 3% 0% 91
10 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY 120 1% 0% 32

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ENERGIA SOLAR 1112984 7% 47% 242
2 ADV STUDIES ENERGY ENVIRONM 80799 1% 40% 21
3 IDEA SOLAR ENERGY GRP 69072 0% 89% 8
4 SOLAR CELL TEST 58281 0% 100% 6
5 DPTO FIS LICADA ELECT ELECT 3 57130 0% 59% 10
6 CEAEMA 48568 0% 100% 5
7 ETSIT MADRID 48568 0% 100% 5
8 FIS LICADA ELECT ELECT 3 44382 0% 29% 16
9 SOLAR CELLS MAT TECHNOL 43518 0% 41% 11
10 SOLID STATE EXPT GRP 38854 0% 100% 4

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PROGRESS IN PHOTOVOLTAICS 293003 7% 13% 226
2 IEEE JOURNAL OF PHOTOVOLTAICS 202609 5% 13% 163
3 SOLAR ENERGY MATERIALS AND SOLAR CELLS 73791 8% 3% 246
4 SOLAR CELLS 36543 2% 6% 60
5 JOURNAL OF PHOTONICS FOR ENERGY 10991 1% 6% 19
6 APPLIED PHYSICS LETTERS 5910 8% 0% 268
7 JOURNAL OF APPLIED PHYSICS 5691 8% 0% 258
8 SOLAR ENERGY 4742 2% 1% 60
9 SEMICONDUCTORS 3692 2% 1% 52
10 JAPANESE JOURNAL OF APPLIED PHYSICS 3282 2% 0% 76

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 MULTIJUNCTION SOLAR CELLS 566601 3% 59% 99 Search MULTIJUNCTION+SOLAR+CELLS Search MULTIJUNCTION+SOLAR+CELLS
2 INTERMEDIATE BAND 477175 2% 76% 65 Search INTERMEDIATE+BAND Search INTERMEDIATE+BAND
3 INTERMEDIATE BAND SOLAR CELL 348233 1% 81% 44 Search INTERMEDIATE+BAND+SOLAR+CELL Search INTERMEDIATE+BAND+SOLAR+CELL
4 MULTIJUNCTION 286795 2% 48% 61 Search MULTIJUNCTION Search MULTIJUNCTION
5 CONCENTRATOR PHOTOVOLTAICS 165748 1% 53% 32 Search CONCENTRATOR+PHOTOVOLTAICS Search CONCENTRATOR+PHOTOVOLTAICS
6 IMPURITY PHOTOVOLTAIC EFFECT 126276 0% 100% 13 Search IMPURITY+PHOTOVOLTAIC+EFFECT Search IMPURITY+PHOTOVOLTAIC+EFFECT
7 LUMINESCENT COUPLING 126276 0% 100% 13 Search LUMINESCENT+COUPLING Search LUMINESCENT+COUPLING
8 HOT CARRIER SOLAR CELL 111987 0% 82% 14 Search HOT+CARRIER+SOLAR+CELL Search HOT+CARRIER+SOLAR+CELL
9 QUANTUM WELL SOLAR CELL 108106 0% 70% 16 Search QUANTUM+WELL+SOLAR+CELL Search QUANTUM+WELL+SOLAR+CELL
10 SOLAR CELLS 108059 10% 3% 335 Search SOLAR+CELLS Search SOLAR+CELLS

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
1 910 SOLAR ENERGY//MAXIMUM POWER POINT TRACKING MPPT//PHOTOVOLTAIC SYSTEMS
2 1564 MULTICRYSTALLINE SILICON//IEEE JOURNAL OF PHOTOVOLTAICS//SILICON SOLAR CELLS
3 1289 NANOWIRES//SILICON NANOWIRES//METAL ASSISTED CHEMICAL ETCHING
4 222 JOURNAL OF CRYSTAL GROWTH//PHYSICS, APPLIED//GAAS
5 504 QUANTUM DOTS//SELF ASSEMBLED QUANTUM DOTS//MOLECULAR BEAM EPITAXY
6 3171 WAFER BONDING//ANODIC BONDING//DIRECT BONDING
7 1236 GAINNAS//DILUTE NITRIDES//ANTIMONIDES
8 4098 OPTICAL REFRIGERATION//LASER COOLING OF SOLIDS//ANTI STOKES FLUORESCENCE
9 1733 HETEROJUNCTION BIPOLAR TRANSISTORS//SIGEHBT//HBT
10 813 POROUS SILICON//SILICON NANOCRYSTALS//SI NANOCRYSTALS

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