Class information for:
Level 1: NOBLE GASES//HELIUM ISOTOPES//FLUIDS VOLATILES

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
6147 1522 47.5 56%


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
0 3       GEOCHEMISTRY & GEOPHYSICS//GEOSCIENCES, MULTIDISCIPLINARY//GEOLOGY 255672
2169 2             GEOTHERMICS//NOBLE GASES//BOREHOLE TEMPERATURES 4967
6147 1                   NOBLE GASES//HELIUM ISOTOPES//FLUIDS VOLATILES 1522

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 NOBLE GASES authKW 651491 10% 21% 154
2 HELIUM ISOTOPES authKW 465490 4% 41% 57
3 FLUIDS VOLATILES address 246775 2% 53% 23
4 NOBLE GAS ISOTOPES authKW 222974 1% 65% 17
5 HE AND AR ISOTOPES authKW 167171 1% 83% 10
6 EARTHQUAKE CHEM address 158474 2% 22% 36
7 MANTLE HELIUM authKW 128387 1% 80% 8
8 HE 3 HE 4 authKW 125588 1% 52% 12
9 HE ISOTOPES authKW 125588 1% 52% 12
10 EARTH AND PLANETARY SCIENCE LETTERS journal 111856 18% 2% 267

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 Geochemistry & Geophysics 99538 70% 0% 1073
2 Geosciences, Multidisciplinary 3041 17% 0% 262
3 Geology 961 4% 0% 56
4 Mineralogy 793 3% 0% 52
5 Multidisciplinary Sciences 102 2% 0% 25
6 Materials Science, Ceramics 57 2% 0% 24
7 Engineering, Petroleum 1 0% 0% 3
8 Energy & Fuels 1 1% 0% 18
9 Astronomy & Astrophysics 0 2% 0% 27
10 Mining & Mineral Processing 0 0% 0% 2

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 FLUIDS VOLATILES 246775 2% 53% 23
2 EARTHQUAKE CHEM 158474 2% 22% 36
3 TONO GEOSCI UNIT 83576 1% 42% 10
4 GRP GEOCHIM GAZ RA 71643 0% 71% 5
5 UM7154 60183 0% 100% 3
6 GEOCHIM COSMOCHIM 51735 1% 13% 20
7 LANZHOU GEOL 43129 1% 13% 16
8 CAS EARTHS DEEP INTERIOR 40122 0% 100% 2
9 PREDICT MINERAL DISCOVERY 40122 0% 100% 2
10 GAS GEOCHEM 32908 1% 21% 8

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 EARTH AND PLANETARY SCIENCE LETTERS 111856 18% 2% 267
2 GEOCHIMICA ET COSMOCHIMICA ACTA 68485 14% 2% 209
3 CHEMICAL GEOLOGY 58511 10% 2% 148
4 GEOCHEMICAL JOURNAL 51793 4% 4% 61
5 GEOKHIMIYA 20736 4% 2% 56
6 GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 9757 3% 1% 41
7 JOURNAL OF VOLCANOLOGY AND GEOTHERMAL RESEARCH 8079 3% 1% 46
8 REVIEWS IN MINERALOGY & GEOCHEMISTRY 3258 1% 2% 10
9 SCIENCE IN CHINA SERIES D-EARTH SCIENCES 2678 1% 1% 17
10 ACTA PETROLOGICA SINICA 2457 1% 1% 22

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 NOBLE GASES 651491 10% 21% 154 Search NOBLE+GASES Search NOBLE+GASES
2 HELIUM ISOTOPES 465490 4% 41% 57 Search HELIUM+ISOTOPES Search HELIUM+ISOTOPES
3 NOBLE GAS ISOTOPES 222974 1% 65% 17 Search NOBLE+GAS+ISOTOPES Search NOBLE+GAS+ISOTOPES
4 HE AND AR ISOTOPES 167171 1% 83% 10 Search HE+AND+AR+ISOTOPES Search HE+AND+AR+ISOTOPES
5 MANTLE HELIUM 128387 1% 80% 8 Search MANTLE+HELIUM Search MANTLE+HELIUM
6 HE 3 HE 4 125588 1% 52% 12 Search HE+3+HE+4 Search HE+3+HE+4
7 HE ISOTOPES 125588 1% 52% 12 Search HE+ISOTOPES Search HE+ISOTOPES
8 VOLATILE RECYCLING 109218 0% 78% 7 Search VOLATILE+RECYCLING Search VOLATILE+RECYCLING
9 CO2 HE 3 90271 0% 75% 6 Search CO2+HE+3 Search CO2+HE+3
10 HELIUM 84703 6% 5% 84 Search HELIUM Search HELIUM

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 MOREIRA, M , (2013) NOBLE GAS CONSTRAINTS ON THE ORIGIN AND EVOLUTION OF EARTH'S VOLATILES.GEOCHEMICAL PERSPECTIVES. VOL. 2. ISSUE 2. P. 229 -403 164 59% 14
2 GRAHAM, DW , (2002) NOBLE GAS ISOTOPE GEOCHEMISTRY OF MID-OCEAN RIDGE AND OCEAN ISLAND BASALTS: CHARACTERIZATION OF MANTLE SOURCE RESERVOIRS.NOBLE GASES IN GEOCHEMISTRY AND COSMOCHEMISTRY. VOL. 47. ISSUE . P. 247-317 163 60% 280
3 PORCELLI, D , BALLENTINE, CJ , (2002) MODELS FOR THE DISTRIBUTION OF TERRESTRIAL NOBLE GASES AND EVOLUTION OF THE ATMOSPHERE.NOBLE GASES IN GEOCHEMISTRY AND COSMOCHEMISTRY. VOL. 47. ISSUE . P. 411-480 136 53% 63
4 FURI, E , HILTON, DR , HALLDORSSON, SA , BARRY, PH , HAHM, D , FISCHER, TP , GRONVOLD, K , (2010) APPARENT DECOUPLING OF THE HE AND NE ISOTOPE SYSTEMATICS OF THE ICELANDIC MANTLE: THE ROLE OF HE DEPLETION, MELT MIXING, DEGASSING FRACTIONATION AND AIR INTERACTION.GEOCHIMICA ET COSMOCHIMICA ACTA. VOL. 74. ISSUE 11. P. 3307-3332 83 71% 15
5 HILTON, DR , FISCHER, TP , MARTY, B , (2002) NOBLE GASES AND VOLATILE RECYCLING AT SUBDUCTION ZONES.NOBLE GASES IN GEOCHEMISTRY AND COSMOCHEMISTRY. VOL. 47. ISSUE . P. 319 -370 98 59% 231
6 HOPP, J , TRIELOFF, M , (2008) HELIUM DEFICIT IN HIGH-HE-3/HE-4 PARENT MAGMAS: PREDEGASSING FRACTIONATION, NOT A "HELIUM PARADOX''.GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS. VOL. 9. ISSUE . P. - 65 93% 7
7 PETO, MK , MUKHOPADHYAY, S , KELLEY, KA , (2013) HETEROGENEITIES FROM THE FIRST 100 MILLION YEARS RECORDED IN DEEP MANTLE NOBLE GASES FROM THE NORTHERN LAU BACK-ARC BASIN.EARTH AND PLANETARY SCIENCE LETTERS. VOL. 369. ISSUE . P. 13-23 61 77% 15
8 COLIN, A , MOREIRA, M , GAUTHERON, C , BURNARD, P , (2015) CONSTRAINTS ON THE NOBLE GAS COMPOSITION OF THE DEEP MANTLE BY BUBBLE-BY-BUBBLE ANALYSIS OF A VOLCANIC GLASS SAMPLE FROM ICELAND.CHEMICAL GEOLOGY. VOL. 417. ISSUE . P. 173 -183 60 78% 0
9 MARTY, B , (2012) THE ORIGINS AND CONCENTRATIONS OF WATER, CARBON, NITROGEN AND NOBLE GASES ON EARTH.EARTH AND PLANETARY SCIENCE LETTERS. VOL. 313. ISSUE . P. 56 -66 58 51% 169
10 HOPP, J , TRIELOFF, M , (2005) REFINING THE NOBLE GAS RECORD OF THE REUNION MANTLE PLUME SOURCE: IMPLICATIONS ON MANTLE GEOCHEMISTRY.EARTH AND PLANETARY SCIENCE LETTERS. VOL. 240. ISSUE 3-4. P. 573 -588 56 98% 29

Classes with closest relation at Level 1


Rank Class id link
1 24011 BUDDINGTONITE//TOBELITE//AMMONIUM ILLITE
2 10063 GROUNDWATER AGE//ENVIRONMENTAL TRACERS//GROUNDWATER DATING
3 1590 MANTLE PLUME//OCEAN ISLAND BASALTS//MANTLE HETEROGENEITY
4 5731 SEZ PALERMO//VOLCANIC GASES//JOURNAL OF VOLCANOLOGY AND GEOTHERMAL RESEARCH
5 12994 GEOTHERMICS//THERMAL SPRINGS//GEOTHERMOMETRY
6 27207 CHANGBAISHAN TIANCHI VOLCANO//TIANCHI VOLCANO//CHANGBAI VOLCANO
7 14752 PRESOLAR GRAINS//NUCLEAR REACTIONS NUCLEOSYNTHESIS ABUNDANCES//LUNAR FINES
8 31388 LAKE NYOS//LAKE MONOUN//LAKE ERUPTIONS
9 12891 METEORITICS & PLANETARY SCIENCE//METEORITICS//TERRESTRIAL AGE
10 31392 CEAIRDIDCAEASEA//DEEP MICROBIAL COMMUNITIES//DETECH SRMP

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