Class information for:
Level 1: AQUITARD//CRETACEOUS SHALE//CLAY AQUITARDS

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
21930 400 33.8 36%


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
134 3       WATER RESOURCES//GROUND WATER//BIODEGRADATION 65700
122 2             WATER RESOURCES//GROUND WATER//GROUNDWATER 24288
21930 1                   AQUITARD//CRETACEOUS SHALE//CLAY AQUITARDS 400

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 AQUITARD authKW 543314 6% 32% 22
2 CRETACEOUS SHALE authKW 171758 1% 75% 3
3 CLAY AQUITARDS authKW 152675 1% 100% 2
4 INTER AQUIFER LEAKAGE authKW 152675 1% 100% 2
5 ROCKFILL COLUMNS authKW 152675 1% 100% 2
6 UNSW CONNECTED WATERS INITIAT address 152675 1% 100% 2
7 CLAYEY TILL authKW 122135 1% 40% 4
8 CHAMPLAIN SEA CLAY authKW 101782 1% 67% 2
9 HYDRIC SOIL INDICATORS authKW 101782 1% 67% 2
10 TOLUCA BASIN authKW 101782 1% 67% 2

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 Water Resources 13421 49% 0% 196
2 Geosciences, Multidisciplinary 9079 55% 0% 220
3 Engineering, Geological 5162 14% 0% 54
4 Limnology 2815 10% 0% 41
5 Environmental Sciences 786 23% 0% 90
6 Engineering, Civil 581 11% 0% 44
7 Zoology 182 8% 0% 31
8 Ecology 178 9% 0% 34
9 Geology 164 3% 0% 12
10 Geochemistry & Geophysics 109 5% 0% 21

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 UNSW CONNECTED WATERS INITIAT 152675 1% 100% 2
2 ACCELERATOR RADIOISOTOPE ANAL 76338 0% 100% 1
3 AMENAGEMENT URBANISME 76338 0% 100% 1
4 CALCUL MODELISAT 76338 0% 100% 1
5 CIRCUITO INVEST CIENT CU 76338 0% 100% 1
6 COURSES ENGN 76338 0% 100% 1
7 DIRECC GEN POLIT AMBIENTAL INTEGRAC REG SECT 76338 0% 100% 1
8 EA GEO SOURCE ENVIRONM 4592 76338 0% 100% 1
9 HYDROGEOL ENGN GEOL TEAM 1 76338 0% 100% 1
10 ICAM INTEGRATED CATCHMENT ASSESSMENT MANAGEMENT 76338 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 OHIO JOURNAL OF SCIENCE 88987 7% 4% 29
2 GROUND WATER 41170 10% 1% 39
3 CANADIAN GEOTECHNICAL JOURNAL 37506 10% 1% 41
4 HYDROGEOLOGY JOURNAL 20575 6% 1% 22
5 JOURNAL OF HYDROLOGY 8291 9% 0% 36
6 WATER RESOURCES RESEARCH 8290 9% 0% 37
7 CANADIAN JOURNAL OF EARTH SCIENCES 6192 5% 0% 20
8 NORDIC HYDROLOGY 5776 2% 1% 7
9 JOURNAL OF CONTAMINANT HYDROLOGY 4731 3% 1% 12
10 GROUND WATER MONITORING AND REMEDIATION 3434 2% 1% 7

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 AQUITARD 543314 6% 32% 22 Search AQUITARD Search AQUITARD
2 CRETACEOUS SHALE 171758 1% 75% 3 Search CRETACEOUS+SHALE Search CRETACEOUS+SHALE
3 CLAY AQUITARDS 152675 1% 100% 2 Search CLAY+AQUITARDS Search CLAY+AQUITARDS
4 INTER AQUIFER LEAKAGE 152675 1% 100% 2 Search INTER+AQUIFER+LEAKAGE Search INTER+AQUIFER+LEAKAGE
5 ROCKFILL COLUMNS 152675 1% 100% 2 Search ROCKFILL+COLUMNS Search ROCKFILL+COLUMNS
6 CLAYEY TILL 122135 1% 40% 4 Search CLAYEY+TILL Search CLAYEY+TILL
7 CHAMPLAIN SEA CLAY 101782 1% 67% 2 Search CHAMPLAIN+SEA+CLAY Search CHAMPLAIN+SEA+CLAY
8 HYDRIC SOIL INDICATORS 101782 1% 67% 2 Search HYDRIC+SOIL+INDICATORS Search HYDRIC+SOIL+INDICATORS
9 TOLUCA BASIN 101782 1% 67% 2 Search TOLUCA+BASIN Search TOLUCA+BASIN
10 BASIN OF MEXICO 101774 2% 22% 6 Search BASIN+OF+MEXICO Search BASIN+OF+MEXICO

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 HENDRY, MJ , WASSENAAR, LI , (2011) MILLENNIAL-SCALE DIFFUSIVE MIGRATION OF SOLUTES IN THICK CLAY-RICH AQUITARDS: EVIDENCE FROM MULTIPLE ENVIRONMENTAL TRACERS.HYDROGEOLOGY JOURNAL. VOL. 19. ISSUE 1. P. 259-270 27 63% 10
2 HARRAR, WG , MURDOCH, LC , NILSSON, B , KLINT, KES , (2007) FIELD CHARACTERIZATION OF VERTICAL BROMIDE TRANSPORT IN A FRACTURED GLACIAL TILL.HYDROGEOLOGY JOURNAL. VOL. 15. ISSUE 8. P. 1473 -1488 20 83% 14
3 HENDRY, MJ , WASSENAAR, LI , (2009) INFERRING HETEROGENEITY IN AQUITARDS USING HIGH-RESOLUTION DELTA D AND DELTA O-18 PROFILES.GROUND WATER. VOL. 47. ISSUE 5. P. 639 -645 19 83% 9
4 CUTHBERT, MO , MACKAY, R , TELLAM, JH , THATCHER, KE , (2010) COMBINING UNSATURATED AND SATURATED HYDRAULIC OBSERVATIONS TO UNDERSTAND AND ESTIMATE GROUNDWATER RECHARGE THROUGH GLACIAL TILL.JOURNAL OF HYDROLOGY. VOL. 391. ISSUE 3-4. P. 263-276 21 68% 14
5 BATLLE-AGUILAR, J , COOK, PG , HARRINGTON, GA , (2016) COMPARISON OF HYDRAULIC AND CHEMICAL METHODS FOR DETERMINING HYDRAULIC CONDUCTIVITY AND LEAKAGE RATES IN ARGILLACEOUS AQUITARDS.JOURNAL OF HYDROLOGY. VOL. 532. ISSUE . P. 102 -121 39 29% 1
6 HARRINGTON, GA , HENDRY, MJ , (2005) CHEMICAL HETEROGENEITY IN DIFFUSION-DOMINATED AQUITARDS.WATER RESOURCES RESEARCH. VOL. 41. ISSUE 12. P. - 22 67% 6
7 HENDRY, MJ , KELLN, CJ , WASSENAAR, LI , SHAW, J , (2004) CHARACTERIZING THE HYDROGEOLOGY OF A COMPLEX CLAY-RICH AQUITARD SYSTEM USING DETAILED VERTICAL PROFILES OF THE STABLE ISOTOPES OF WATER.JOURNAL OF HYDROLOGY. VOL. 293. ISSUE 1-4. P. 47-56 20 71% 30
8 BARBOUR, SL , HENDRY, MJ , WASSENAAR, LI , (2012) IN SITU EXPERIMENT TO DETERMINE ADVECTIVE-DIFFUSIVE CONTROLS ON SOLUTE TRANSPORT IN A CLAY-RICH AQUITARD.JOURNAL OF CONTAMINANT HYDROLOGY. VOL. 131. ISSUE 1-4. P. 79-88 14 82% 5
9 JORGENSEN, PR , MCKAY, LD , KISTRUP, JP , (2004) AQUIFER VULNERABILITY TO PESTICIDE MIGRATION THROUGH TILL AQUITARDS.GROUND WATER. VOL. 42. ISSUE 6. P. 841 -855 17 77% 18
10 ARVIN, E , BROHOLM, K , GUNDOG, A , NIELSEN, RMV , (2005) BIODEGRADABILITY AND BIODEGRADATION KINETICS OF CREOSOTE COMPOUNDS IN A BIOFILM IN A FRACTURED CLAY FLOW MODEL.WATER SCIENCE AND TECHNOLOGY. VOL. 52. ISSUE 7. P. 57 -62 14 93% 2

Classes with closest relation at Level 1


Rank Class id link
1 10063 GROUNDWATER AGE//ENVIRONMENTAL TRACERS//GROUNDWATER DATING
2 32424 CENTRIFUGE PERMEAMETER//HORIZONTAL DRAINS//ADVECTION DISPERSION ANALYSIS
3 34102 QUICK CLAY//SIMULATIVE SOIL//SENSITIVE CLAY
4 19023 PRAIRIE POTHOLES//PRAIRIE POTHOLE REGION//GEOGRAPHICALLY ISOLATED WETLANDS
5 11142 COMPACTED BENTONITE//BENTONITE//BENTONITE BUFFER
6 26008 SOILWATER EXTRACT//KONYAITE//AGR BIOSYST ENGN 7620
7 5832 GROUND WATER//PUMPING TEST//ANALYTIC ELEMENT METHOD
8 3676 MATRIX DIFFUSION//FRACTURED ROCK//DISCRETE FRACTURE NETWORK
9 8230 GROUNDWATER RECHARGE//CHLORIDE MASS BALANCE//RECHARGE
10 22448 CHALK//QUARTERLY JOURNAL OF ENGINEERING GEOLOGY AND HYDROGEOLOGY//RELIABLE YIELD

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