Class information for:
Level 1: ENVIRONM BIOL LIFE SUPPORT TECHNOL//BIOSPHERE 2//CLOSED ECOLOGICAL SYSTEMS

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
15476 711 25.2 37%


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
1 4 ECONOMICS//EDUCATION & EDUCATIONAL RESEARCH//PSYCHOL 3876184
594 3       ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES//UV B RADIATION//ORIGIN OF LIFE 14910
2882 2             DEINOCOCCUS RADIODURANS//ASTROBIOL EXTREMOPHILES//PLANETARY PROTECTION 2848
15476 1                   ENVIRONM BIOL LIFE SUPPORT TECHNOL//BIOSPHERE 2//CLOSED ECOLOGICAL SYSTEMS 711

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 ENVIRONM BIOL LIFE SUPPORT TECHNOL address 1167713 6% 63% 43
2 BIOSPHERE 2 authKW 695699 4% 60% 27
3 CLOSED ECOLOGICAL SYSTEMS authKW 620560 2% 85% 17
4 SOIL LIKE SUBSTRATE authKW 472403 2% 100% 11
5 INT JOINT AEROSP BIOTECHNOL MED ENGN address 451841 3% 48% 22
6 BIOREGENERATIVE LIFE SUPPORT SYSTEM authKW 402605 2% 63% 15
7 CELSS authKW 400350 2% 55% 17
8 BLSS authKW 371169 2% 79% 11
9 BIOREGENERATIVE LIFE SUPPORT SYSTEM BLSS authKW 357878 1% 83% 10
10 BIOSPHER DESIGN address 263041 1% 88% 7

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 Engineering, Aerospace 44532 38% 0% 270
2 Meteorology & Atmospheric Sciences 8748 31% 0% 223
3 Geosciences, Multidisciplinary 5596 33% 0% 234
4 Astronomy & Astrophysics 4953 35% 0% 249
5 Ecology 2382 21% 0% 151
6 Horticulture 1860 9% 0% 61
7 Engineering, Environmental 455 7% 0% 49
8 BIOLOGY, MISCELLANEOUS 439 1% 0% 4
9 MEDICINE, MISCELLANEOUS 428 1% 0% 4
10 Environmental Sciences 298 12% 0% 82

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 ENVIRONM BIOL LIFE SUPPORT TECHNOL 1167713 6% 63% 43
2 INT JOINT AEROSP BIOTECHNOL MED ENGN 451841 3% 48% 22
3 BIOSPHER DESIGN 263041 1% 88% 7
4 COMPARAT ENDOCRINOL SECT 263041 1% 88% 7
5 ENVIRONM CONTROL LIFE SUPPORT SECT 257674 1% 100% 6
6 CEBAS EXCELLENCE 171783 1% 100% 4
7 INTERDISCIPLINARY PROGRAM MOL ENVIRONM PLANT SC 128837 0% 100% 3
8 AMES BIONET CORP 85891 0% 100% 2
9 BIOSPHERE EDUC 2 85891 0% 100% 2
10 CESRF 85891 0% 100% 2

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 ADVANCES IN SPACE RESEARCH 184009 29% 2% 203
2 ACTA ASTRONAUTICA 46784 11% 1% 79
3 ADVANCES IN SPACE RESEARCH-SERIES 30419 7% 1% 51
4 ECOLOGICAL ENGINEERING 14239 5% 1% 37
5 SUGAR Y AZUCAR 4639 0% 5% 2
6 RESOURCE MANAGEMENT AND OPTIMIZATION 4293 0% 10% 1
7 AVIATION WEEK & SPACE TECHNOLOGY 3684 1% 1% 7
8 BIOMATERIALS ARTIFICIAL CELLS AND IMMOBILIZATION BIOTECHNOLOGY 2730 1% 2% 4
9 ASTROBIOLOGY 2204 1% 1% 7
10 BRITISH SUGAR BEET REVIEW 2043 0% 5% 1

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 BIOSPHERE 2 695699 4% 60% 27 Search BIOSPHERE+2 Search BIOSPHERE+2
2 CLOSED ECOLOGICAL SYSTEMS 620560 2% 85% 17 Search CLOSED+ECOLOGICAL+SYSTEMS Search CLOSED+ECOLOGICAL+SYSTEMS
3 SOIL LIKE SUBSTRATE 472403 2% 100% 11 Search SOIL+LIKE+SUBSTRATE Search SOIL+LIKE+SUBSTRATE
4 BIOREGENERATIVE LIFE SUPPORT SYSTEM 402605 2% 63% 15 Search BIOREGENERATIVE+LIFE+SUPPORT+SYSTEM Search BIOREGENERATIVE+LIFE+SUPPORT+SYSTEM
5 CELSS 400350 2% 55% 17 Search CELSS Search CELSS
6 BLSS 371169 2% 79% 11 Search BLSS Search BLSS
7 BIOREGENERATIVE LIFE SUPPORT SYSTEM BLSS 357878 1% 83% 10 Search BIOREGENERATIVE+LIFE+SUPPORT+SYSTEM+BLSS Search BIOREGENERATIVE+LIFE+SUPPORT+SYSTEM+BLSS
8 BIOREGENERATIVE 257674 1% 100% 6 Search BIOREGENERATIVE Search BIOREGENERATIVE
9 BIOSPHERICS 257674 1% 100% 6 Search BIOSPHERICS Search BIOSPHERICS
10 LABORATORY BIOSPHERE 214729 1% 100% 5 Search LABORATORY+BIOSPHERE Search LABORATORY+BIOSPHERE

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 POLYAKOV, YS , MUSAEV, I , POLYAKOV, SV , (2010) CLOSED BIOREGENERATIVE LIFE SUPPORT SYSTEMS: APPLICABILITY TO HOT DESERTS.ADVANCES IN SPACE RESEARCH. VOL. 46. ISSUE 6. P. 775-786 32 76% 0
2 CZUPALLA, M , HORNECK, G , BLOME, HJ , (2005) THE CONCEPTUAL DESIGN OF A HYBRID LIFE SUPPORT SYSTEM BASED ON THE EVALUATION AND COMPARISON OF TERRESTRIAL TESTBEDS.SPACE LIFE SCIENCES: CLOSED ECOLOGICAL SYSTEMS: EARTH AND SPACE APPLICATIONS. VOL. 35. ISSUE 9. P. 1609-1620 35 76% 11
3 HU, EZ , BARTSEV, SI , LIU, H , (2010) CONCEPTUAL DESIGN OF A BIOREGENERATIVE LIFE SUPPORT SYSTEM CONTAINING CROPS AND SILKWORMS.ADVANCES IN SPACE RESEARCH. VOL. 45. ISSUE 7. P. 929-939 29 78% 5
4 FU, YM , LI, LY , XIE, BZ , DONG, C , WANG, MJ , JIA, BY , SHAO, LZ , DONG, YY , DENG, SD , LIU, H , ET AL (2016) HOW TO ESTABLISH A BIOREGENERATIVE LIFE SUPPORT SYSTEM FOR LONG-TERM CREWED MISSIONS TO THE MOON OR MARS.ASTROBIOLOGY. VOL. 16. ISSUE 12. P. 925 -936 24 83% 0
5 NELSON, M , DEMPSTER, WF , ALLEN, JP , (2008) "MODULAR BIOSPHERES" - NEW TESTBED PLATFORMS FOR PUBLIC ENVIRONMENTAL EDUCATION AND RESEARCH.ADVANCES IN SPACE RESEARCH. VOL. 41. ISSUE 5. P. 787 -797 21 100% 3
6 DONG, C , FU, YM , XIE, BZ , WANG, MJ , LIU, H , (2017) ELEMENT CYCLING AND ENERGY FLUX RESPONSES IN ECOSYSTEM SIMULATIONS CONDUCTED AT THE CHINESE LUNAR PALACE-1.ASTROBIOLOGY. VOL. 17. ISSUE 1. P. 78 -86 20 83% 0
7 NELSON, M , DEMPSTER, WF , ALLEN, JP , (2013) KEY ECOLOGICAL CHALLENGES FOR CLOSED SYSTEMS FACILITIES.ADVANCES IN SPACE RESEARCH. VOL. 52. ISSUE 1. P. 86-96 20 87% 1
8 LIU, H , YU, CY , MANUKOVSKY, NS , KOVALEV, VS , GUREVICH, YL , WANG, J , (2008) A CONCEPTUAL CONFIGURATION OF THE LUNAR BASE BIOREGENERATIVE LIFE SUPPORT SYSTEM INCLUDING SOIL-LIKE SUBSTRATE FOR GROWING PLANTS.ADVANCES IN SPACE RESEARCH. VOL. 42. ISSUE 6. P. 1080-1088 22 81% 16
9 TRIFONOV, SV , KUDENKO, YA , TIKHOMIROV, A , (2016) BIOASSAY OF PRODUCTS OF ORGANIC WASTE MINERALIZATION: AN APPROACH FOR CLOSED ECOSYSTEMS.ECOLOGICAL ENGINEERING. VOL. 91. ISSUE . P. 139 -142 18 82% 0
10 FINETTO, C , LOBASCIO, C , RAPISARDA, A , (2010) CONCEPT OF A LUNAR FARM: FOOD AND REVITALIZATION MODULE.ACTA ASTRONAUTICA. VOL. 66. ISSUE 9-10. P. 1329-1340 16 100% 1

Classes with closest relation at Level 1


Rank Class id link
1 4386 GRAVITROPISM//HYDROTROPISM//STATOCYTE
2 16182 LIGHT QUALITY//SPECTRAL QUALITY//PHOTOMORPHOGENESIS
3 17877 PLANETARY PROTECTION//BIOTECHNOL PLANETARY PROTECT GRP//PANSPERMIA
4 24003 SUPPLEMENTAL LIGHTING//INTRACANOPY LIGHTING//GREENHOUSE CROPS
5 37579 PFLANZEN UTZ GARTENBAU//GARDEN EGG//TOTAL CARBOHYDRATES
6 34453 COMMUNITY TOXICITY//MICROCOSM SYSTEM//PHOTOCHEMICAL SAMPLE TREATMENT
7 36888 CHETHI//DRIED FERMENTED DAILY PRODUCT//FIREEZE DRYING
8 34971 RAT BRAIN NERVE TERMINALS//SPACE TOXICOL OFF//GRANULAR MECH REGOLITH OPERAT
9 153 ELEVATED CO2//CO2 ENRICHMENT//ELEVATED CARBON DIOXIDE
10 19945 SPACE POLICY//SPACE TOURISM//SPACE LAW

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