Class information for:
Level 2: MATERIALS SCIENCE, PAPER & WOOD//LIGNIN//KRAFT PULP

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
766 12299 26.7 48%


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
12 4 POLYMER SCIENCE//MATERIALS SCIENCE, PAPER & WOOD//CHEMISTRY, PHYSICAL 1084170
137 3       MATERIALS SCIENCE, PAPER & WOOD//TAPPI JOURNAL//HOLZFORSCHUNG 65468
766 2             MATERIALS SCIENCE, PAPER & WOOD//LIGNIN//KRAFT PULP 12299
3601 1                   LIGNIN//KRAFT LIGNIN//LIGNOSULFONATE 1947
3993 1                   JOURNAL OF WOOD CHEMISTRY AND TECHNOLOGY//HOLZFORSCHUNG//LIGNIN 1866
4379 1                   KRAFT PULP//MATERIALS SCIENCE, PAPER & WOOD//KAPPA NUMBER 1795
5910 1                   HEMICELLULOSE//XYLAN//XYLOOLIGOSACCHARIDES 1560
6952 1                   ORGANOSOLV PULPING//PULPING//SODA PULPING 1424
11333 1                   LIGNIN//PHENETHYL PHENYL ETHER//LIGNIN DEPOLYMERIZATION 990
12707 1                   BLACK LIQUOR//RECOVERY FURNACES//BLACK LIQUOR GASIFICATION 886
13340 1                   MECHANICAL PULPS//PEROXIDE BLEACHING//COLOR REVERSION 844
24488 1                   DISPLACEMENT WASHING//WASH LOSS//WASH YIELD 310
25752 1                   KENAF//HIBISCUS CANNABINUS//HIBISCUS CANNABINUS L 273
27378 1                   LIME KILNS//BLEACHED SOFTWOOD KRAFT FIBRES//FIBER CHARGES 231
30150 1                   OZONOLYSIS PRETREATMENT//VERATRIC ALCOHOL//VERATRIC ALDEHYDE 173

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 MATERIALS SCIENCE, PAPER & WOOD WoSSC 1948739 47% 14% 5731
2 LIGNIN authKW 1064751 13% 27% 1618
3 KRAFT PULP authKW 804403 5% 53% 618
4 JOURNAL OF WOOD CHEMISTRY AND TECHNOLOGY journal 653677 4% 53% 496
5 HOLZFORSCHUNG journal 554554 7% 26% 875
6 BLACK LIQUOR authKW 471905 2% 62% 306
7 TAPPI JOURNAL journal 458863 7% 22% 851
8 DELIGNIFICATION authKW 333142 2% 45% 301
9 HEMICELLULOSE authKW 317539 4% 28% 454
10 CELLULOSE CHEMISTRY AND TECHNOLOGY journal 296490 4% 26% 465

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 Materials Science, Paper & Wood 1948739 47% 14% 5731
2 Forestry 33514 9% 1% 1163
3 Agricultural Engineering 22584 6% 1% 692
4 Polymer Science 6339 10% 0% 1183
5 Engineering, Chemical 5891 10% 0% 1277
6 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY 4725 3% 1% 336
7 Chemistry, Applied 4592 6% 0% 795
8 Energy & Fuels 3300 6% 0% 749
9 Materials Science, Textiles 2193 2% 1% 187
10 Chemistry, Multidisciplinary 1074 9% 0% 1125

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 STATE PULP P ER ENGN 261044 4% 23% 453
2 PULP P ER 117739 2% 23% 203
3 BIOMASS CHEM TECHNOL 99213 1% 41% 97
4 LIMERICK PULP P ER 98077 1% 38% 103
5 WOOD CHEM 87468 1% 46% 77
6 BIOCOMPOSITES 86893 1% 44% 79
7 P ER SCI TECHNOL 81356 1% 26% 126
8 FO T PROD CHEM ENGN 78469 0% 63% 50
9 P ER BIOPROC ENGN 49798 0% 36% 56
10 PULP P ER CHEM TECHNOL 49093 0% 60% 33

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 WOOD CHEMISTRY AND TECHNOLOGY 653677 4% 53% 496
2 HOLZFORSCHUNG 554554 7% 26% 875
3 TAPPI JOURNAL 458863 7% 22% 851
4 CELLULOSE CHEMISTRY AND TECHNOLOGY 296490 4% 26% 465
5 JOURNAL OF PULP AND PAPER SCIENCE 244754 3% 28% 348
6 PULP & PAPER-CANADA 205744 3% 22% 371
7 PAPERI JA PUU-PAPER AND TIMBER 194709 2% 29% 270
8 APPITA JOURNAL 161235 2% 24% 276
9 NORDIC PULP & PAPER RESEARCH JOURNAL 127106 2% 20% 259
10 BIORESOURCES 124097 4% 12% 437

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 LIGNIN 1064751 13% 27% 1618 Search LIGNIN Search LIGNIN
2 KRAFT PULP 804403 5% 53% 618 Search KRAFT+PULP Search KRAFT+PULP
3 BLACK LIQUOR 471905 2% 62% 306 Search BLACK+LIQUOR Search BLACK+LIQUOR
4 DELIGNIFICATION 333142 2% 45% 301 Search DELIGNIFICATION Search DELIGNIFICATION
5 HEMICELLULOSE 317539 4% 28% 454 Search HEMICELLULOSE Search HEMICELLULOSE
6 KAPPA NUMBER 240337 1% 65% 148 Search KAPPA+NUMBER Search KAPPA+NUMBER
7 BLEACHING 202436 3% 22% 366 Search BLEACHING Search BLEACHING
8 ORGANOSOLV PULPING 201653 1% 81% 100 Search ORGANOSOLV+PULPING Search ORGANOSOLV+PULPING
9 OXYGEN DELIGNIFICATION 182763 1% 74% 99 Search OXYGEN+DELIGNIFICATION Search OXYGEN+DELIGNIFICATION
10 XYLAN 180498 2% 29% 253 Search XYLAN Search XYLAN

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 LI, CZ , ZHAO, XC , WANG, AQ , HUBER, GW , ZHANG, T , (2015) CATALYTIC TRANSFORMATION OF LIGNIN FOR THE PRODUCTION OF CHEMICALS AND FUELS.CHEMICAL REVIEWS. VOL. 115. ISSUE 21. P. 11559 -11624 229 47% 90
2 DUVAL, A , LAWOKO, M , (2014) A REVIEW ON LIGNIN-BASED POLYMERIC, MICRO- AND NANO-STRUCTURED MATERIALS.REACTIVE & FUNCTIONAL POLYMERS. VOL. 85. ISSUE . P. 78 -96 177 79% 43
3 RINALDI, R , JASTRZEBSKI, R , CLOUGH, MT , RALPH, J , KENNEMA, M , BRUIJNINCX, PCA , WECKHUYSEN, BM , (2016) PAVING THE WAY FOR LIGNIN VALORISATION: RECENT ADVANCES IN BIOENGINEERING, BIOREFINING AND CATALYSIS.ANGEWANDTE CHEMIE-INTERNATIONAL EDITION. VOL. 55. ISSUE 29. P. 8164 -8215 161 43% 27
4 KAI, D , TAN, MJ , CHEE, PL , CHUA, YK , YAP, YL , LOH, XJ , (2016) TOWARDS LIGNIN-BASED FUNCTIONAL MATERIALS IN A SUSTAINABLE WORLD.GREEN CHEMISTRY. VOL. 18. ISSUE 5. P. 1175 -1200 105 63% 19
5 PAULSSON, M , PARKAS, J , (2012) REVIEW: LIGHT-INDUCED YELLOWING OF LIGNOCELLULOSIC PULPS - MECHANISMS AND PREVENTIVE METHODS.BIORESOURCES. VOL. 7. ISSUE 4. P. 5995 -6040 153 92% 9
6 MATSUSHITA, Y , (2015) CONVERSION OF TECHNICAL LIGNINS TO FUNCTIONAL MATERIALS WITH RETAINED POLYMERIC PROPERTIES.JOURNAL OF WOOD SCIENCE. VOL. 61. ISSUE 3. P. 230 -250 144 83% 8
7 SEN, S , PATIL, S , ARGYROPOULOS, DS , (2015) THERMAL PROPERTIES OF LIGNIN IN COPOLYMERS, BLENDS, AND COMPOSITES: A REVIEW.GREEN CHEMISTRY. VOL. 17. ISSUE 11. P. 4862 -4887 116 75% 27
8 LEHTO, JT , ALEN, RJ , (2015) CHEMICAL PRETREATMENTS OF WOOD CHIPS PRIOR TO ALKALINE PULPING - A REVIEW OF PRETREATMENT ALTERNATIVES, CHEMICAL ASPECTS OF THE RESULTING LIQUORS, AND PULPING OUTCOMES.BIORESOURCES. VOL. 10. ISSUE 4. P. 8604 -8656 203 58% 2
9 UPTON, BM , KASKO, AM , (2016) STRATEGIES FOR THE CONVERSION OF LIGNIN TO HIGH-VALUE POLYMERIC MATERIALS: REVIEW AND PERSPECTIVE.CHEMICAL REVIEWS. VOL. 116. ISSUE 4. P. 2275 -2306 99 56% 20
10 LAURICHESSE, S , AVEROUS, L , (2014) CHEMICAL MODIFICATION OF LIGNINS: TOWARDS BIOBASED POLYMERS.PROGRESS IN POLYMER SCIENCE. VOL. 39. ISSUE 7. P. 1266 -1290 97 63% 147

Classes with closest relation at Level 2


Rank Class id link
1 331 CELLULASE//XYLANASE//ENZYMATIC HYDROLYSIS
2 993 MATERIALS SCIENCE, PAPER & WOOD//TAPPI JOURNAL//NORDIC PULP & PAPER RESEARCH JOURNAL
3 675 BACTERIAL CELLULOSE//CELLULOSE//CELLULOSE NANOCRYSTALS
4 2065 SUPERCRITICAL WATER//SUPERCRITICAL WATER OXIDATION//SUPERCRITICAL WATER GASIFICATION
5 1484 LIGNIN PEROXIDASE//PHANEROCHAETE CHRYSOSPORIUM//MANGANESE PEROXIDASE
6 2304 PULP MILL EFFLUENT//BLEACHING EFFLUENTS//AOX
7 4031 WATERLOGGED WOOD//ARHEOLOSKI VESTNIK//ARCHAEOLOGICAL WOOD
8 3286 RESTAURATOR-INTERNATIONAL JOURNAL FOR THE PRESERVATION OF LIBRARY AND ARCHIVAL MATERIAL//IRON GALL INK//OPERATIONAL EQUATIONS
9 1956 5 HYDROXYMETHYLFURFURAL//LEVULINIC ACID//FURFURAL
10 1775 NATURAL FIBERS//WOOD PLASTIC COMPOSITES//NATURAL FIBER COMPOSITES

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