Class information for:
Level 2: GAS SENSOR//SNO2//TIN OXIDE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
294 18826 28.8 77%


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
215 3       ZNO//ZINC OXIDE//GAS SENSOR 51306
294 2             GAS SENSOR//SNO2//TIN OXIDE 18826
32 1                   GAS SENSOR//SENSORS AND ACTUATORS B-CHEMICAL//SNO2 5056
825 1                   INDIUM TIN OXIDE//ITO//INDIUM OXIDE 3031
2649 1                   CUPROUS OXIDE//CU2O//CU2O THIN FILMS 2185
3270 1                   TIN OXIDE//ANTIMONY DOPED TIN OXIDE//SNO2 2023
5362 1                   SNO2//TIN OXIDE//SNO2 NANOCRYSTALS 1634
5692 1                   CUO//CUO NANOWIRES//CUPRIC OXIDE 1588
11592 1                   INDIUM OXIDE//IN2O3//INDIUM HYDROXIDE 969
11853 1                   CADMIUM OXIDE//CDO//CDOH2 949
20200 1                   TIN MONOXIDE//SNO//P TYPE SNO TFTS 472
21635 1                   GAS PLIANCE RD TEAM//TIO2 SNO2//NANO SIZED PHOTOCATALYST 411
21779 1                   ZN2SNO4//ZINC STANNATE//ZNSNO3 406
35113 1                   HETEROCONTACT//COMPOSITE GAS SENSOR//COPPER OXIDE ZINC OXIDE HETEROCONTACTS 102

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 GAS SENSOR authKW 839366 9% 32% 1605
2 SNO2 authKW 722055 5% 52% 851
3 TIN OXIDE authKW 660227 4% 51% 808
4 SENSORS AND ACTUATORS B-CHEMICAL journal 315694 10% 10% 1913
5 INDIUM OXIDE authKW 303952 2% 58% 324
6 INDIUM TIN OXIDE authKW 302217 2% 42% 448
7 CUPROUS OXIDE authKW 272189 1% 62% 272
8 TIN DIOXIDE authKW 216223 1% 47% 282
9 CU2O authKW 206401 1% 54% 235
10 ITO authKW 204459 2% 38% 337

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 Materials Science, Multidisciplinary 66799 42% 1% 7971
2 Physics, Applied 54658 36% 1% 6726
3 Electrochemistry 46617 14% 1% 2588
4 Materials Science, Coatings & Films 42932 11% 1% 2114
5 Physics, Condensed Matter 28105 22% 1% 4083
6 Instruments & Instrumentation 27776 13% 1% 2388
7 Nanoscience & Nanotechnology 17433 11% 1% 2084
8 Chemistry, Analytical 12383 12% 0% 2307
9 Materials Science, Ceramics 8935 5% 1% 875
10 Chemistry, Physical 6726 15% 0% 2891

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 MAT SCI ENGN 33334 13% 1% 2459
2 GAS SENSORS 19741 0% 76% 16
3 ROY BLUNT JORDAN VALLEY INNOVAT 17634 0% 78% 14
4 PHYS 16348 18% 0% 3359
5 SCI PHYS CHEM PROBLEMS 12689 0% 56% 14
6 ENERGY MAT SCI 12349 0% 22% 35
7 ATOM MOL PHYS FUNCT MAT GANSU PROV 12187 0% 15% 49
8 STATE INTEGRATED OPTOELECT 11866 1% 4% 173
9 NANOTHIN FILMS SOLID STATE GAS SENSOR DEVICES L 11518 0% 89% 8
10 ELECT SCI ENGN 10409 1% 3% 231

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 SENSORS AND ACTUATORS B-CHEMICAL 315694 10% 10% 1913
2 THIN SOLID FILMS 52632 6% 3% 1099
3 MATERIALS LETTERS 21073 3% 2% 551
4 JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS 15122 2% 3% 283
5 APPLIED SURFACE SCIENCE 11105 3% 1% 508
6 MATERIALS SCIENCE IN SEMICONDUCTOR PROCESSING 6991 1% 4% 121
7 SENSORS AND ACTUATORS 6787 0% 8% 53
8 JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY 6525 1% 2% 259
9 SENSOR LETTERS 6117 0% 5% 86
10 CERAMICS INTERNATIONAL 6039 1% 2% 237

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 GAS SENSOR 839366 9% 32% 1605 Search GAS+SENSOR Search GAS+SENSOR
2 SNO2 722055 5% 52% 851 Search SNO2 Search SNO2
3 TIN OXIDE 660227 4% 51% 808 Search TIN+OXIDE Search TIN+OXIDE
4 INDIUM OXIDE 303952 2% 58% 324 Search INDIUM+OXIDE Search INDIUM+OXIDE
5 INDIUM TIN OXIDE 302217 2% 42% 448 Search INDIUM+TIN+OXIDE Search INDIUM+TIN+OXIDE
6 CUPROUS OXIDE 272189 1% 62% 272 Search CUPROUS+OXIDE Search CUPROUS+OXIDE
7 TIN DIOXIDE 216223 1% 47% 282 Search TIN+DIOXIDE Search TIN+DIOXIDE
8 CU2O 206401 1% 54% 235 Search CU2O Search CU2O
9 ITO 204459 2% 38% 337 Search ITO Search ITO
10 IN2O3 204098 1% 58% 216 Search IN2O3 Search IN2O3

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 DAS, S , JAYARAMAN, V , (2014) SNO2: A COMPREHENSIVE REVIEW ON STRUCTURES AND GAS SENSORS.PROGRESS IN MATERIALS SCIENCE. VOL. 66. ISSUE . P. 112 -255 410 57% 110
2 ZHANG, QB , ZHANG, KL , XU, DG , YANG, GC , HUANG, H , NIE, FD , LIU, CM , YANG, SH , (2014) CUO NANOSTRUCTURES: SYNTHESIS, CHARACTERIZATION, GROWTH MECHANISMS, FUNDAMENTAL PROPERTIES, AND APPLICATIONS.PROGRESS IN MATERIALS SCIENCE. VOL. 60. ISSUE . P. 208 -337 267 55% 203
3 KIM, HJ , LEE, JH , (2014) HIGHLY SENSITIVE AND SELECTIVE GAS SENSORS USING P-TYPE OXIDE SEMICONDUCTORS: OVERVIEW.SENSORS AND ACTUATORS B-CHEMICAL. VOL. 192. ISSUE . P. 607 -627 163 77% 227
4 ZOOLFAKAR, AS , RANI, RA , MORFA, AJ , O'MULLANE, AP , KALANTAR-ZADEH, K , (2014) NANOSTRUCTURED COPPER OXIDE SEMICONDUCTORS: A PERSPECTIVE ON MATERIALS, SYNTHESIS METHODS AND APPLICATIONS.JOURNAL OF MATERIALS CHEMISTRY C. VOL. 2. ISSUE 27. P. 5247 -5270 226 73% 46
5 BATZILL, M , DIEBOLD, U , (2005) THE SURFACE AND MATERIALS SCIENCE OF TIN OXIDE.PROGRESS IN SURFACE SCIENCE. VOL. 79. ISSUE 2-4. P. 47 -154 181 61% 1091
6 SUN, SD , (2015) RECENT ADVANCES IN HYBRID CU2O-BASED HETEROGENEOUS NANOSTRUCTURES.NANOSCALE. VOL. 7. ISSUE 25. P. 10850 -10882 188 59% 24
7 MILLER, DR , AKBAR, SA , MORRIS, PA , (2014) NANOSCALE METAL OXIDE-BASED HETEROJUNCTIONS FOR GAS SENSING: A REVIEW.SENSORS AND ACTUATORS B-CHEMICAL. VOL. 204. ISSUE . P. 250 -272 99 69% 157
8 KOROTCENKOV, G , (2008) THE ROLE OF MORPHOLOGY AND CRYSTALLOGRAPHIC STRUCTURE OF METAL OXIDES IN RESPONSE OF CONDUCTOMETRIC-TYPE GAS SENSORS.MATERIALS SCIENCE & ENGINEERING R-REPORTS. VOL. 61. ISSUE 1-6. P. 1 -39 158 64% 249
9 TAHAR, RBH , BAN, T , OHYA, Y , TAKAHASHI, Y , (1998) TIN DOPED INDIUM OXIDE THIN FILMS: ELECTRICAL PROPERTIES.JOURNAL OF APPLIED PHYSICS. VOL. 83. ISSUE 5. P. 2631 -2645 116 87% 529
10 CHEN, ZW , PAN, DY , LI, Z , JIAO, Z , WU, MH , SHEK, CH , WU, CML , LAI, JKL , (2014) RECENT ADVANCES IN TIN DIOXIDE MATERIALS: SOME DEVELOPMENTS IN THIN FILMS, NANOWIRES, AND NANORODS.CHEMICAL REVIEWS. VOL. 114. ISSUE 15. P. 7442 -7486 172 46% 40

Classes with closest relation at Level 2


Rank Class id link
1 3018 HYDROGEN SENSOR//MICROHOTPLATE//S SENCE
2 3620 GALLIUM OXIDE//BETA GA2O3//GA2O3
3 103 ZNO//ZINC OXIDE//ZINC COMPOUNDS
4 2516 THIN FILM TRANSISTORS//THIN FILM TRANSISTORS TFTS//IGZO
5 1590 TUNGSTEN OXIDE//WO3//TUNGSTEN TRIOXIDE
6 3326 DELAFOSSITE//CUALO2//CUFEO2
7 2743 ELECTRONIC NOSE//ELECTRONIC TONGUE//TASTE SENSOR
8 3819 CRO2//CHROMIUM OXIDE//CHROMIUM DIOXIDE
9 4067 CEAMR//I V METHOD//I V TECHNIQUE
10 2485 ELECTROMIGRATION//ELECTROMIGRATION EM//SOLID STATE DEWETTING

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