Class information for:
Level 1: OPTICAL LITHOGRAPHY//OPTICAL PROXIMITY CORRECTION//PHASE SHIFTING MASK

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
8 4 POLYMER SCIENCE//CHEMISTRY, PHYSICAL//MATERIALS SCIENCE, MULTIDISCIPLINARY 1554940
397 3       JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B//MICROELECTRONIC ENGINEERING//NANOSCIENCE & NANOTECHNOLOGY 32153
806 2             JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B//CHEMICALLY AMPLIFIED RESIST//JOURNAL OF PHOTOPOLYMER SCIENCE AND TECHNOLOGY 12229
8822 1                   OPTICAL LITHOGRAPHY//OPTICAL PROXIMITY CORRECTION//PHASE SHIFTING MASK 1244

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 OPTICAL LITHOGRAPHY authKW 990721 7% 44% 88
2 OPTICAL PROXIMITY CORRECTION authKW 688050 3% 70% 39
3 PHASE SHIFTING MASK authKW 546278 2% 74% 29
4 RESOLUTION ENHANCEMENT TECHNIQUES authKW 446875 2% 84% 21
5 JOURNAL OF MICRO-NANOLITHOGRAPHY MEMS AND MOEMS journal 374600 10% 12% 122
6 LAYOUT DECOMPOSITION authKW 356249 1% 94% 15
7 ATTENUATED PHASE SHIFTING MASK authKW 280615 1% 92% 12
8 ANNULAR ILLUMINATION authKW 275847 1% 78% 14
9 OPTICAL PROXIMITY CORRECTION OPC authKW 273587 1% 60% 18
10 PHASE SHIFT MASK authKW 253314 2% 50% 20

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Nanoscience & Nanotechnology 14113 37% 0% 457
2 Engineering, Electrical & Electronic 9696 52% 0% 644
3 Optics 9468 37% 0% 456
4 Physics, Applied 8410 53% 0% 655
5 Computer Science, Hardware & Architecture 1416 6% 0% 78
6 Computer Science, Interdisciplinary Applications 244 4% 0% 55
7 Materials Science, Multidisciplinary 225 13% 0% 160
8 Engineering, Manufacturing 122 2% 0% 25
9 Physics, Condensed Matter 97 7% 0% 85
10 Materials Science, Coatings & Films 15 1% 0% 16

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 OPT TECHNOL HEADQUARTERS 101334 0% 100% 4
2 ULSI PROC DEV 1 101334 0% 100% 4
3 INFORMAT OPT OPTOELECT TECHNOL 90360 1% 21% 17
4 EUV PROC TECHNOL 85324 1% 42% 8
5 PHOTOMASK TEAM 73012 1% 41% 7
6 PROC MFG ENGN 70317 2% 15% 19
7 PHOTOELECT IMAGING TECHNOL SYST 70027 2% 13% 22
8 MASK TECHNOL 56999 0% 75% 3
9 LITHOG GRP 50667 0% 100% 2
10 SEMICOND ADV PROC ENGN 2 50667 0% 100% 2

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF MICRO-NANOLITHOGRAPHY MEMS AND MOEMS 374600 10% 12% 122
2 JOURNAL OF MICROLITHOGRAPHY MICROFABRICATION AND MICROSYSTEMS 127650 3% 14% 35
3 JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B 62807 16% 1% 204
4 MICROLITHOGRAPHY WORLD 39447 1% 17% 9
5 JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS 29674 15% 1% 191
6 MICROELECTRONIC ENGINEERING 28995 9% 1% 109
7 IEEE TRANSACTIONS ON COMPUTER-AIDED DESIGN OF INTEGRATED CIRCUITS AND SYSTEMS 13728 4% 1% 52
8 SOLID STATE TECHNOLOGY 13035 2% 2% 31
9 IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING 8341 2% 1% 23
10 JOURNAL OF PHOTOPOLYMER SCIENCE AND TECHNOLOGY 4026 1% 1% 18

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 OPTICAL LITHOGRAPHY 990721 7% 44% 88 Search OPTICAL+LITHOGRAPHY Search OPTICAL+LITHOGRAPHY
2 OPTICAL PROXIMITY CORRECTION 688050 3% 70% 39 Search OPTICAL+PROXIMITY+CORRECTION Search OPTICAL+PROXIMITY+CORRECTION
3 PHASE SHIFTING MASK 546278 2% 74% 29 Search PHASE+SHIFTING+MASK Search PHASE+SHIFTING+MASK
4 RESOLUTION ENHANCEMENT TECHNIQUES 446875 2% 84% 21 Search RESOLUTION+ENHANCEMENT+TECHNIQUES Search RESOLUTION+ENHANCEMENT+TECHNIQUES
5 LAYOUT DECOMPOSITION 356249 1% 94% 15 Search LAYOUT+DECOMPOSITION Search LAYOUT+DECOMPOSITION
6 ATTENUATED PHASE SHIFTING MASK 280615 1% 92% 12 Search ATTENUATED+PHASE+SHIFTING+MASK Search ATTENUATED+PHASE+SHIFTING+MASK
7 ANNULAR ILLUMINATION 275847 1% 78% 14 Search ANNULAR+ILLUMINATION Search ANNULAR+ILLUMINATION
8 OPTICAL PROXIMITY CORRECTION OPC 273587 1% 60% 18 Search OPTICAL+PROXIMITY+CORRECTION+OPC Search OPTICAL+PROXIMITY+CORRECTION+OPC
9 PHASE SHIFT MASK 253314 2% 50% 20 Search PHASE+SHIFT+MASK Search PHASE+SHIFT+MASK
10 OFF AXIS ILLUMINATION 227995 1% 75% 12 Search OFF+AXIS+ILLUMINATION Search OFF+AXIS+ILLUMINATION

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 1



rank cluster_id2 link
1 21211 IMMERSION LITHOGRAPHY//LITHOGRAPHY SIMULATION//DOUBLE PATTERNING
2 2517 LINE EDGE ROUGHNESS//CHEMICALLY AMPLIFIED RESIST//JOURNAL OF PHOTOPOLYMER SCIENCE AND TECHNOLOGY
3 34920 KINEMATIC COUPLING//EXACT CONSTRAINT//MO EXPOSURE OPTICS
4 29283 BIOMACHINING//MATRIX EXPOSURE//MASKLESS LITHOGRAPHY
5 35843 EXCIMER LASER MODIFICATION//AL ANODIZING//AMBIENT GAS SENSITIVITY
6 7011 SOLID STATE TECHNOLOGY//DRY DEVELOPMENT//PROCEEDINGS OF THE SOCIETY OF PHOTO-OPTICAL INSTRUMENTATION ENGINEERS
7 22888 ELECT ELECT MAT TECHNOL//PROTON HOPPING//CELL ADVANCING METHOD
8 12399 HOLOGRAPHIC LITHOGRAPHY//INTERFERENCE LITHOGRAPHY//LASER INTERFERENCE METALLURGY
9 10655 X RAY MASK//X RAY LITHOGRAPHY//SR LITHOGRAPHY
10 2343 MULTILAYER MIRROR//PRECIS OPT ENGN//MULTILAYERS

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