Class information for:
Level 1: TECHNETIUM//TC 99//TECHNETIUM 99

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
12475 903 25.2 45%


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
4 4 ENVIRONMENTAL SCIENCES//GEOSCIENCES, MULTIDISCIPLINARY//METEOROLOGY & ATMOSPHERIC SCIENCES 1766162
347 3       JOURNAL OF ENVIRONMENTAL RADIOACTIVITY//RADON//NUCLEAR SCIENCE & TECHNOLOGY 35941
768 2             JOURNAL OF ENVIRONMENTAL RADIOACTIVITY//CS 137//RADIOCESIUM 12290
12475 1                   TECHNETIUM//TC 99//TECHNETIUM 99 903

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 TECHNETIUM authKW 961684 16% 20% 140
2 TC 99 authKW 592224 4% 52% 34
3 TECHNETIUM 99 authKW 498864 3% 49% 30
4 PERTECHNETATE authKW 386809 3% 37% 31
5 TCIV authKW 169070 1% 100% 5
6 OFF RIVER PROTECT address 144145 1% 47% 9
7 ENVIRONM TOXICOL SCI GRP address 139578 2% 24% 17
8 UNSATURATED CHINESE LOESS authKW 135256 0% 100% 4
9 TECHNETIUM SPECIATION authKW 101442 0% 100% 3
10 RADIOCHIMICA ACTA journal 99799 12% 3% 109

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 Nuclear Science & Technology 19318 43% 0% 387
2 Chemistry, Inorganic & Nuclear 9893 37% 0% 336
3 Chemistry, Analytical 3068 26% 0% 232
4 Environmental Sciences 2094 24% 0% 219
5 Engineering, Environmental 356 6% 0% 50
6 Radiology, Nuclear Medicine & Medical Imaging 233 7% 0% 67
7 Marine & Freshwater Biology 152 5% 0% 41
8 Oceanography 48 2% 0% 19
9 Public, Environmental & Occupational Health 32 4% 0% 35
10 Spectroscopy 28 2% 0% 20

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 OFF RIVER PROTECT 144145 1% 47% 9
2 ENVIRONM TOXICOL SCI GRP 139578 2% 24% 17
3 RADIOPHARM SERV 67628 0% 100% 2
4 ENVIRONM RADIOACT ORA 67624 0% 50% 4
5 ENERGY ENGN SYST ANAL DIRECTORATE 67616 1% 25% 8
6 STOCKPILE MFG SUPPORT DIRECTORATE 60863 0% 60% 3
7 CNRSUMR 6457SUBATECH 45084 0% 67% 2
8 ACTINIDE CHEM GRP 39258 1% 19% 6
9 OFF BIOSPHER ASSESSMENT WASTE DISPOSAL 36503 1% 12% 9
10 CEA PROTECT SURETE NUCLDPS 33814 0% 100% 1

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 RADIOCHIMICA ACTA 99799 12% 3% 109
2 JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 31065 11% 1% 100
3 JOURNAL OF ENVIRONMENTAL RADIOACTIVITY 24163 6% 1% 53
4 JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY-ARTICLES 22325 5% 1% 48
5 SOLVENT EXTRACTION AND ION EXCHANGE 6243 2% 1% 18
6 HEALTH PHYSICS 4272 3% 0% 28
7 INTERNATIONAL JOURNAL OF APPLIED RADIATION AND ISOTOPES 3198 1% 1% 10
8 SOVIET RADIOCHEMISTRY 2820 1% 1% 9
9 RADIOCHEMISTRY 2559 1% 1% 7
10 ENVIRONMENTAL SCIENCE & TECHNOLOGY 1857 4% 0% 40

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 TECHNETIUM 961684 16% 20% 140 Search TECHNETIUM Search TECHNETIUM
2 TC 99 592224 4% 52% 34 Search TC+99 Search TC+99
3 TECHNETIUM 99 498864 3% 49% 30 Search TECHNETIUM+99 Search TECHNETIUM+99
4 PERTECHNETATE 386809 3% 37% 31 Search PERTECHNETATE Search PERTECHNETATE
5 TCIV 169070 1% 100% 5 Search TCIV Search TCIV
6 UNSATURATED CHINESE LOESS 135256 0% 100% 4 Search UNSATURATED+CHINESE+LOESS Search UNSATURATED+CHINESE+LOESS
7 TECHNETIUM SPECIATION 101442 0% 100% 3 Search TECHNETIUM+SPECIATION Search TECHNETIUM+SPECIATION
8 FORMATE SOLUTIONS 67628 0% 100% 2 Search FORMATE+SOLUTIONS Search FORMATE+SOLUTIONS
9 GORLEBEN HUMIC SUBSTANCES 67628 0% 100% 2 Search GORLEBEN+HUMIC+SUBSTANCES Search GORLEBEN+HUMIC+SUBSTANCES
10 LA PRECIPITATION METHOD 67628 0% 100% 2 Search LA+PRECIPITATION+METHOD Search LA+PRECIPITATION+METHOD

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 SHI, KL , HOU, XL , ROOS, P , WU, WS , (2012) DETERMINATION OF TECHNETIUM-99 IN ENVIRONMENTAL SAMPLES: A REVIEW.ANALYTICA CHIMICA ACTA. VOL. 709. ISSUE . P. 1 -20 78 80% 24
2 ICENHOWER, JP , QAFOKU, NP , ZACHARA, JM , MARTIN, WJ , (2010) THE BIOGEOCHEMISTRY OF TECHNETIUM: A REVIEW OF THE BEHAVIOR OF AN ARTIFICIAL ELEMENT IN THE NATURAL ENVIRONMENT.AMERICAN JOURNAL OF SCIENCE. VOL. 310. ISSUE 8. P. 721-752 92 73% 28
3 MARSHALL, TA , MORRIS, K , LAW, GTW , MOSSELMANS, JFW , BOTS, P , PARRY, SA , SHAW, S , (2014) INCORPORATION AND RETENTION OF 99-TC(IV) IN MAGNETITE UNDER HIGH PH CONDITIONS.ENVIRONMENTAL SCIENCE & TECHNOLOGY. VOL. 48. ISSUE 20. P. 11853 -11862 38 61% 10
4 HEALD, SM , KRUPKA, KM , BROWN, CF , (2012) INCORPORATION OF PERTECHNETATE AND PERRHENATE INTO CORRODED STEEL SURFACES STUDIED BY X-RAY ABSORPTION FINE STRUCTURE SPECTROSCOPY.RADIOCHIMICA ACTA. VOL. 100. ISSUE 4. P. 243-253 31 82% 4
5 GU, BH , DONG, WM , LIANG, LY , WALL, NA , (2011) DISSOLUTION OF TECHNETIUM(IV) OXIDE BY NATURAL AND SYNTHETIC ORGANIC LIGANDS UNDER BOTH REDUCING AND OXIDIZING CONDITIONS.ENVIRONMENTAL SCIENCE & TECHNOLOGY. VOL. 45. ISSUE 11. P. 4771-4777 34 69% 12
6 NEWSOME, L , CLEARY, A , MORRIS, K , LLOYD, JR , (2017) LONG-TERM IMMOBILIZATION OF TECHNETIUM VIA BIOREMEDIATION WITH SLOW-RELEASE SUBSTRATES.ENVIRONMENTAL SCIENCE & TECHNOLOGY. VOL. 51. ISSUE 3. P. 1595 -1604 38 55% 0
7 SHI, KL , HOU, XL , ROOS, P , WU, WS , (2012) STABILITY OF TECHNETIUM AND DECONTAMINATION FROM RUTHENIUM AND MOLYBDENUM IN DETERMINATION OF TC-99 IN ENVIRONMENTAL SOLID SAMPLES BY ICPMS.ANALYTICAL CHEMISTRY. VOL. 84. ISSUE 4. P. 2009 -2016 25 89% 5
8 YALCINTAS, E , SCHEINOST, AC , GAONA, X , ALTMAIER, M , (2016) SYSTEMATIC XAS STUDY ON THE REDUCTION AND UPTAKE OF TC BY MAGNETITE AND MACKINAWITE.DALTON TRANSACTIONS. VOL. 45. ISSUE 44. P. 17874 -17885 32 63% 0
9 HAUDIN, CS , QUILLEROU, E , WANG, G , STAUNTON, S , MARTIN-GARIN, A , (2011) DYNAMICS OF TC IMMOBILIZATION IN SOILS UNDER FLOODED CONDITIONS AND EXTENT OF REOXIDATION FOLLOWING AERATION.GEOMICROBIOLOGY JOURNAL. VOL. 28. ISSUE 5-6. P. 410 -417 25 83% 1
10 KOBAYASHI, T , SCHEINOST, AC , FELLHAUER, D , GAONA, X , ALTMAIER, M , (2013) REDOX BEHAVIOR OF TC(VII)/TC(IV) UNDER VARIOUS REDUCING CONDITIONS IN 0.1 M NACL SOLUTIONS.RADIOCHIMICA ACTA. VOL. 101. ISSUE 5. P. 323-332 25 74% 9

Classes with closest relation at Level 1


Rank Class id link
1 16824 SELLAFIELD//IRISH SEA//JOURNAL OF ENVIRONMENTAL RADIOACTIVITY
2 17851 PLASTIC SCINTILLATION//SR 90//STRONTIUM 90
3 25166 ENERGY ENGN SYST ANAL DIRECTORATE//ENERGY SCI ENGN DIRECTORATE//PLATINUM DICHLORIDE
4 35465 NUCLEAR GEOPHYSICAL TECHNOLOGIES//ASSOCIATED PARTICLE NEUTRONS//BOREHOLE TOMOGRAPHY
5 17325 W 188 RE 188 GENERATOR//MO 99 TC 99M GENERATOR//SR 90 Y 90 GENERATOR
6 29654 MULTITRACER//BIO TRACE ELEMENT//RADIOACTIVE MULTITRACER
7 6879 URANIUM REDUCTION//URANIUM//AQUEOUS BICARBONATE
8 2731 PLUTONIUM//U 236//PU239240
9 31471 1 FURANYL 2 4 DIAZA 1 3 BUTANEDIONE//2 6 DIACETAMIDOPYRIDINE//ACTIVE BIOCIDALS
10 25307 UNIT FUNCT BIONANOMAT//CITROBACTER SP//BIO PD

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