Class information for:
Level 2: ANAEROBIC DIGESTION//BIOHYDROGEN//DARK FERMENTATION

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
493 14756 29.4 60%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 3)


ID, lev.
above		 Publications Label for level above
119 66547 WATER SCIENCE AND TECHNOLOGY//ANAEROBIC DIGESTION//ENGINEERING, ENVIRONMENTAL

Classes in level below (level 1)


ID, lev. below Publications Label for level below
325 3573 ANAEROBIC DIGESTION//BIOGAS//CO DIGESTION
878 2905 UASB//ANAEROBIC TREATMENT//UASB REACTOR
1210 2689 BIOHYDROGEN//DARK FERMENTATION//BIOHYDROGEN PRODUCTION
4210 1750 SLUDGE REDUCTION//WASTE ACTIVATED SLUDGE//EXCESS SLUDGE
7708 1258 SYNTROPHIC ACETATE OXIDATION//INTERSPECIES HYDROGEN TRANSFER//SYNTROPH
12841 815 HELMINTH OVA//ASCARIS SUUM EGGS//HELMINTH EGGS
14521 698 ADM1//PIECEWISE CONTINUOUS SYSTEMS//ANAEROBIC PROCESS CONTROL
20238 407 THERMOPHILIC AEROBIC DIGESTION//THERMOPHILIC AEROBIC DIGESTION TAD//AUTOTHERMAL THERMOPHILIC AEROBIC DIGESTION
25077 243 WOOL SCOURING//GREASE INTERCEPTOR//THERMOPHILIC OXIC PROCESS
25177 240 PALM OIL MILL EFFLUENT POME//PALM OIL MILL EFFLUENT//POME
32653 105 AGROINDUSTRIAL WASTEWATER//COFFEE WASTEWATER//SETOR RECURSOS HIDR MEIO AMBIENTE
34330 73 NIGHT SOIL//METHANOGENIC CONSORTIUM OF MICROORGANISMS//BIODEGRADATION INDEX

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of publ.
in class
1 ANAEROBIC DIGESTION Author keyword 2376 61% 17% 2501
2 BIOHYDROGEN Author keyword 756 74% 4% 569
3 DARK FERMENTATION Author keyword 694 92% 2% 281
4 BIOGAS Author keyword 621 41% 8% 1176
5 CO DIGESTION Author keyword 426 83% 2% 243
6 UASB Author keyword 256 56% 2% 311
7 WASTE ACTIVATED SLUDGE Author keyword 246 67% 2% 224
8 BIORESOURCE TECHNOLOGY Journal 204 11% 12% 1714
9 BIOHYDROGEN PRODUCTION Author keyword 195 74% 1% 143
10 ANAEROBIC CO DIGESTION Author keyword 193 77% 1% 130

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of publ.
in class		 LCSH search Wikipedia search
1 ANAEROBIC DIGESTION 2376 61% 17% 2501 Search ANAEROBIC+DIGESTION Search ANAEROBIC+DIGESTION
2 BIOHYDROGEN 756 74% 4% 569 Search BIOHYDROGEN Search BIOHYDROGEN
3 DARK FERMENTATION 694 92% 2% 281 Search DARK+FERMENTATION Search DARK+FERMENTATION
4 BIOGAS 621 41% 8% 1176 Search BIOGAS Search BIOGAS
5 CO DIGESTION 426 83% 2% 243 Search CO+DIGESTION Search CO+DIGESTION
6 UASB 256 56% 2% 311 Search UASB Search UASB
7 WASTE ACTIVATED SLUDGE 246 67% 2% 224 Search WASTE+ACTIVATED+SLUDGE Search WASTE+ACTIVATED+SLUDGE
8 BIOHYDROGEN PRODUCTION 195 74% 1% 143 Search BIOHYDROGEN+PRODUCTION Search BIOHYDROGEN+PRODUCTION
9 ANAEROBIC CO DIGESTION 193 77% 1% 130 Search ANAEROBIC+CO+DIGESTION Search ANAEROBIC+CO+DIGESTION
10 ANAEROBIC TREATMENT 180 46% 2% 294 Search ANAEROBIC+TREATMENT Search ANAEROBIC+TREATMENT

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of publ.
in class
1 BIOHYDROGEN PRODUCTION 1481 78% 7% 976
2 ANAEROBIC DIGESTION 1083 51% 10% 1521
3 CO DIGESTION 617 80% 3% 389
4 BIOGAS PRODUCTION 609 66% 4% 561
5 WASTE ACTIVATED SLUDGE 548 70% 3% 461
6 DARK FERMENTATION 491 93% 1% 185
7 FERMENTATIVE HYDROGEN PRODUCTION 449 81% 2% 267
8 FOOD WASTE 419 65% 3% 398
9 ORGANIC FRACTION 380 78% 2% 255
10 SLUDGE 281 21% 8% 1203

Journals


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of publ.
in class
1 BIORESOURCE TECHNOLOGY 204 11% 12% 1714
2 AGRICULTURAL WASTES 27 25% 1% 96
3 BIOLOGICAL WASTES 21 20% 1% 93
4 BIOMASS 8 13% 0% 59
5 JOURNAL OF RESIDUALS SCIENCE & TECHNOLOGY 7 15% 0% 42
6 WATER POLLUTION CONTROL 2 10% 0% 22
7 RESOURCES AND CONSERVATION 2 10% 0% 16
8 JOURNAL OF CHEMICAL TECHNOLOGY AND BIOTECHNOLOGY B-BIOTECHNOLOGY 1 11% 0% 10

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Biogas production: current state and perspectives 2010 401 35 86%
A review on dark fermentative biohydrogen production from organic biomass: Process parameters and use of by-products 2015 5 227 86%
Lignocellulose biohydrogen: Practical challenges and recent progress 2015 5 115 78%
Anaerobic digestion of lignocellulosic biomass: Challenges and opportunities 2015 5 65 77%
Methods for enhancing bio-hydrogen production from biological process: A review 2015 4 83 94%
Bio-hydrogen production from waste materials 2006 532 108 81%
Factors influencing fermentative hydrogen production: A review 2009 257 110 98%
A critical review on anaerobic co-digestion achievements between 2010 and 2013 2014 26 167 85%
Principles and potential of the anaerobic digestion of waste-activated sludge 2008 449 112 68%
Strategies for improvement of biohydrogen production from organic-rich wastewater: A review 2015 3 122 89%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 BIOTECHNOL ENVIRONM 83 37% 1.2% 178
2 BIOHYDROGEN 72 100% 0.2% 23
3 WASTES ENERGY 60 100% 0.1% 20
4 ESCOLA ENGN MAUA 49 78% 0.2% 32
5 GREEN ENERGY DEV 48 68% 0.3% 42
6 HIDRAUL SANEAMENTO 39 38% 0.6% 82
7 SEA SCI ENVIRONM SCI 38 93% 0.1% 14
8 UR050 37 51% 0.4% 52
9 GRP DEV MICROBIAL HYDROGEN PROD PROC BIOMASS 35 89% 0.1% 16
10 MASTER PROGRAM GREEN ENERGY SCI TECHNOL 31 92% 0.1% 12

Related classes at same level (level 2)


Rank Relatedness score Related classes
1 0.0000019307 ACTIVATED SLUDGE//WATER SCIENCE AND TECHNOLOGY//ANAMMOX
2 0.0000013982 COMPOSTING//COMPOST SCIENCE & UTILIZATION//COMPOST
3 0.0000013700 PSEUDOMONAS ANGUILLISEPTICA//WINTER DISEASE//WINTER SYNDROME
4 0.0000013534 DANISH ARCHAEA//METHANOSARCINA BARKERI//ARCHAEA
5 0.0000013371 SULFATE REDUCING BACTERIA//SULFATE REDUCTION//MICROBIOLOGICALLY INFLUENCED CORROSION
6 0.0000012061 LANDFILL LEACHATE//METHANOTROPHS//LEACHATE
7 0.0000011828 BIOLEACHING//THIOBACILLI//BIO ACIDIFICATION
8 0.0000011646 VIRGIN OLIVE OIL//HYDROXYTYROSOL//OLIVE MILL WASTEWATER
9 0.0000010551 WASTE STABILIZATION PONDS//WASTE STABILISATION POND//WASTE STABILISATION PONDS
10 0.0000009007 BIOFILTRATION//BIOTRICKLING FILTER//BIOFILTER