Class information for:
Level 1: PO 210//POLONIUM//POLONIUM 210

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
11996 938 25.8 44%


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
512 2             RADON//NATURAL RADIOACTIVITY//JOURNAL OF ENVIRONMENTAL RADIOACTIVITY 15163
11996 1                   PO 210//POLONIUM//POLONIUM 210 938

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 PO 210 authKW 1832845 12% 52% 109
2 POLONIUM authKW 1041851 7% 49% 65
3 POLONIUM 210 authKW 562656 4% 52% 33
4 PHOSPHOGYPSUM authKW 498623 7% 23% 67
5 POLONIUM PO 210 authKW 328233 1% 92% 11
6 PB 210 authKW 293962 7% 13% 69
7 JOURNAL OF ENVIRONMENTAL RADIOACTIVITY journal 184356 16% 4% 149
8 PHOSPHATE INDUSTRY authKW 171318 1% 53% 10
9 PHOSPHOGYPSUM STACK authKW 162761 1% 100% 5
10 URANIUM U 234 AND U 238 authKW 162761 1% 100% 5

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 16569 39% 0% 366
2 Environmental Sciences 10267 50% 0% 471
3 Chemistry, Inorganic & Nuclear 3890 23% 0% 219
4 Radiology, Nuclear Medicine & Medical Imaging 2166 19% 0% 182
5 Chemistry, Analytical 1735 19% 0% 182
6 Public, Environmental & Occupational Health 824 13% 0% 124
7 Engineering, Environmental 253 5% 0% 44
8 Marine & Freshwater Biology 171 5% 0% 44
9 Biology 150 4% 0% 40
10 Water Resources 47 3% 0% 24

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 ANALYT ENVIRONM RADIOCHEM 116255 1% 71% 5
2 ENVIRONM CHEM RADIOCHEM CHAIR 104165 0% 80% 4
3 PROTECCAO RADIOL SEGURANCA NUCL 104157 1% 40% 8
4 CHAIR ANALYT ENVIRONM RADIOCHEM 97657 0% 100% 3
5 RADIOMETRIA AMBIENTAL 90570 1% 35% 8
6 L OC 73241 0% 75% 3
7 ETSA 70750 1% 22% 10
8 VBS BONE UNIT 65104 0% 100% 2
9 UNITAT RADIOQUIM AMBIENTAL SANITARIA URAIS 58592 0% 60% 3
10 ENVIRONM CHEM RADIOCHEM 52079 0% 40% 4

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 JOURNAL OF ENVIRONMENTAL RADIOACTIVITY 184356 16% 4% 149
2 JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 32974 11% 1% 105
3 RADIATION PROTECTION DOSIMETRY 10850 6% 1% 58
4 APPLIED RADIATION AND ISOTOPES 7026 5% 0% 44
5 JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY-ARTICLES 4490 2% 1% 22
6 SCIENCE OF THE TOTAL ENVIRONMENT 4324 6% 0% 52
7 RADIOCHIMICA ACTA 4241 2% 1% 23
8 HEALTH PHYSICS 4110 3% 0% 28
9 RADIOPROTECTION 3476 1% 2% 6
10 INTERNATIONAL JOURNAL OF RADIATION BIOLOGY 2810 2% 0% 21

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 PO 210 1832845 12% 52% 109 Search PO+210 Search PO+210
2 POLONIUM 1041851 7% 49% 65 Search POLONIUM Search POLONIUM
3 POLONIUM 210 562656 4% 52% 33 Search POLONIUM+210 Search POLONIUM+210
4 PHOSPHOGYPSUM 498623 7% 23% 67 Search PHOSPHOGYPSUM Search PHOSPHOGYPSUM
5 POLONIUM PO 210 328233 1% 92% 11 Search POLONIUM+PO+210 Search POLONIUM+PO+210
6 PB 210 293962 7% 13% 69 Search PB+210 Search PB+210
7 PHOSPHATE INDUSTRY 171318 1% 53% 10 Search PHOSPHATE+INDUSTRY Search PHOSPHATE+INDUSTRY
8 PHOSPHOGYPSUM STACK 162761 1% 100% 5 Search PHOSPHOGYPSUM+STACK Search PHOSPHOGYPSUM+STACK
9 URANIUM U 234 AND U 238 162761 1% 100% 5 Search URANIUM+U+234+AND+U+238 Search URANIUM+U+234+AND+U+238
10 LEAD 210 110313 2% 17% 20 Search LEAD+210 Search LEAD+210

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 MATTHEWS, KM , KIM, CK , MARTIN, P , (2007) DETERMINATION OF PO-210 IN ENVIRONMENTAL MATERIALS: A REVIEW OF ANALYTICAL METHODOLOGY.APPLIED RADIATION AND ISOTOPES. VOL. 65. ISSUE 3. P. 267-279 51 60% 52
2 CATAL, EM , UGUR, A , OZDEN, B , FILIZOK, I , (2012) PO-210 AND PB-210 VARIATIONS IN FISH SPECIES FROM THE AEGEAN SEA AND THE CONTRIBUTION OF PO-210 TO THE RADIATION DOSE.MARINE POLLUTION BULLETIN. VOL. 64. ISSUE 4. P. 801 -806 29 97% 4
3 SHINE, SRS , KHAN, MF , WESLEY, SG , (2013) OCCURRENCE OF PO-210 IN PERIWINKLE (LITTORINA UNDULATA, GRAY, 1839) COLLECTED FROM KUDANKULAM (GULF OF MANNAR (GOM), SOUTHEAST COAST OF INDIA).MARINE POLLUTION BULLETIN. VOL. 75. ISSUE 1-2. P. 276 -282 29 88% 3
4 KHAN, MF , WESLEY, SG , (2012) RADIONUCLIDES IN RESIDENT AND MIGRATORY FISHES OF A WEDGE BANK REGION: ESTIMATION OF DOSE TO HUMAN BEINGS, SOUTH INDIA.MARINE POLLUTION BULLETIN. VOL. 64. ISSUE 10. P. 2224 -2232 27 87% 2
5 KHAN, MF , WESLEY, SG , (2011) TISSUE DISTRIBUTION OF PO-210 AND PB-210 IN SELECT MARINE SPECIES OF THE COAST OF KUDANKULAM, SOUTHERN COAST OF GULF OF MANNAR, INDIA.ENVIRONMENTAL MONITORING AND ASSESSMENT. VOL. 175. ISSUE 1-4. P. 623 -632 26 90% 4
6 OLSZEWSKI, G , BORYLO, A , SKWARZEC, B , (2016) THE RADIOLOGICAL IMPACT OF PHOSPHOGYPSUM STOCKPILE IN WISLINKA (NORTHERN POLAND) ON THE MARTWA WISLA RIVER WATER.JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY. VOL. 307. ISSUE 1. P. 653 -660 26 74% 1
7 ROMANCZYK, G , BORYLO, A , (2017) PO-210 SECRETION FROM SWEAT GLANDS.JOURNAL OF ENVIRONMENTAL RADIOACTIVITY. VOL. 167. ISSUE . P. 70 -74 27 75% 0
8 KHAN, MF , WESLEY, SG , (2011) ASSESSMENT OF HEALTH SAFETY FROM INGESTION OF NATURAL RADIONUCLIDES IN SEAFOODS FROM A TROPICAL COAST, INDIA.MARINE POLLUTION BULLETIN. VOL. 62. ISSUE 2. P. 399 -404 22 100% 13
9 FONOLLOSA, E , PENALVER, A , AGUILAR, C , BORRULL, F , (2017) BIOACCUMULATION OF NATURAL RADIONUCLIDES IN MOLLUSCS FROM THE EBRO DELTA AREA.ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH. VOL. 24. ISSUE 1. P. 208 -214 23 85% 0
10 AKOZCAN, S , UGUR, A , (2013) ACTIVITY LEVELS OF PO-210 AND PB-210 IN SOME FISH SPECIES OF THE IZMIR BAY (AEGEAN SEA).MARINE POLLUTION BULLETIN. VOL. 66. ISSUE 1-2. P. 234 -238 24 86% 3

Classes with closest relation at Level 1


Rank Class id link
1 18130 CR CONCENTRATION RATIO//NAT RADIOACT GRP//URANIUM
2 32519 NUCL PHYS TECH//URAC UNIT 15//COMMITTED EQUIVALENT DOSE
3 28537 TENORM//BLACK POWDER//NORM
4 7136 GROSS ALPHA//RADIUM//RADON
5 1072 NATURAL RADIOACTIVITY//ANNUAL EFFECTIVE DOSE//RADIUM EQUIVALENT ACTIVITY
6 16824 SELLAFIELD//IRISH SEA//JOURNAL OF ENVIRONMENTAL RADIOACTIVITY
7 8685 TH 234//THORIUM 234//BOUNDARY SCAVENGING
8 10849 NON HUMAN BIOTA//JOURNAL OF ENVIRONMENTAL RADIOACTIVITY//EMERGENCY PREPAREDNESS ENVIRONM RADIOACT
9 16297 BIOTURBATION//PB 210//LUMINOPHORES
10 2731 PLUTONIUM//U 236//PU239240

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