X
Search Filters
Format Format
Format Format
X
Sort by Item Count (A-Z)
Filter by Count
Patent (129685) 129685
Journal Article (32679) 32679
Newspaper Article (7969) 7969
Publication (1890) 1890
Book / eBook (992) 992
Conference Proceeding (981) 981
Magazine Article (525) 525
Web Resource (423) 423
Trade Publication Article (384) 384
Book Chapter (331) 331
Dissertation (316) 316
Report (229) 229
Government Document (216) 216
Book Review (97) 97
Paper (53) 53
Newsletter (37) 37
Reference (19) 19
Market Research (4) 4
Data Set (3) 3
Technical Report (2) 2
Archival Material (1) 1
Transcript (1) 1
more...
Subjects Subjects
Subjects Subjects
X
Sort by Item Count (A-Z)
Filter by Count
chemistry (131658) 131658
dyes (129936) 129936
adhesives (129816) 129816
paints (129736) 129736
metallurgy (129715) 129715
natural resins (129686) 129686
miscellaneous applications of materials (129685) 129685
miscellaneous compositions (129685) 129685
polishes (129685) 129685
preparation of carbon black (129685) 129685
treatment of inorganic materials, other than fibrous fillers,to enhance their pigmenting or filling properties (129685) 129685
inorganic chemistry (83783) 83783
indexing scheme relating to structural and physical aspects ofsolid inorganic compounds (73766) 73766
compositions based thereon (47887) 47887
organic macromolecular compounds (47887) 47887
their preparation or chemical working-up (47887) 47887
transporting (46262) 46262
performing operations (46261) 46261
use of inorganic or non-macromolecular organic substances ascompounding ingredients (39879) 39879
inks (39852) 39852
chemical paint or ink removers (39808) 39808
coating compositions, e.g. paints, varnishes orlacquers (39808) 39808
correcting fluids (39808) 39808
filling pastes (39808) 39808
pastes or solids for colouring or printing (39808) 39808
use of materials therefor (39808) 39808
woodstains (39808) 39808
general tagging of cross-sectional technologies spanning over several sections of the ipc (25291) 25291
general tagging of new technological developments (25291) 25291
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (25291) 25291
technical subjects covered by former uspc (21272) 21272
compositions of macromolecular compounds (20056) 20056
compounds thereof (19098) 19098
non-metallic elements (18901) 18901
technical subjects covered by former us classification (18725) 18725
nanotechnology (18470) 18470
manufacture or treatment of nanostructures (17424) 17424
measurement or analysis of nanostructures (17424) 17424
specific uses or applications of nanostructures (17424) 17424
compounds containing metals not covered by subclassesc01d or c01f (16539) 16539
carbon black (16333) 16333
physical or chemical processes or apparatus in general (16072) 16072
human necessities (13751) 13751
hygiene (12168) 12168
medical or veterinary science (12163) 12163
textiles (12119) 12119
paper (12070) 12070
chemical or physical processes, e.g. catalysis or colloidchemistry (11832) 11832
their relevant apparatus (11832) 11832
preparations for medical, dental, or toilet purposes (11589) 11589
ceramics (10486) 10486
concrete (10393) 10393
refractories (10355) 10355
cements (10349) 10349
slag (10327) 10327
artificial stone (10317) 10317
compositions thereof, e.g. mortars, concrete or like buildingmaterials (10317) 10317
lime, magnesia (10317) 10317
treatment of natural stone (10317) 10317
electricity (10232) 10232
paper-making (9815) 9815
production of cellulose (9810) 9810
physics (9757) 9757
impregnating or coating of paper (9687) 9687
paper not otherwise provided for (9687) 9687
preparation thereof not covered by subclasses d21c or d21d (9687) 9687
pulp compositions (9687) 9687
treatment of finished paper not covered by class b31 or subclass d21g (9687) 9687
specific use of cosmetics or similar toiletpreparations (9381) 9381
basic electric elements (9245) 9245
compounds of the metals beryllium, magnesium, aluminium,calcium, strontium, barium, radium, thorium, or of therare-earth metals (9183) 9183
materials for miscellaneous applications, not provided forelsewhere (9032) 9032
lakes (8999) 8999
mordants (8878) 8878
organic dyes or closely-related compounds for producing dyes (8878) 8878
black carbon (8344) 8344
after-treatment not covered by subclasses c08b, c08c, c08f,c08g (7210) 7210
general processes of compounding (7210) 7210
working-up (7210) 7210
carbon (5555) 5555
environmental sciences (5408) 5408
macromolecular compounds obtained by reactions only involvingcarbon-to-carbon unsaturated bonds (5321) 5321
technologies or applications for mitigation or adaptation againstclimate change (5289) 5289
carbon-black (5249) 5249
printing (4553) 4553
stamps (4524) 4524
typewriters (4524) 4524
lining machines (4523) 4523
organic chemistry (4489) 4489
glass (4315) 4315
macromolecular compounds obtained otherwise than by reactionsonly involving unsaturated carbon-to-carbon bonds (4251) 4251
mineral or slag wool (4247) 4247
colour printing (4195) 4195
printing, duplicating, marking, or copying processes (4195) 4195
technical subjects covered by former uspc cross-reference artcollections [xracs] and digests (4191) 4191
mixing, e.g. dissolving, emulsifying, dispersing (4184) 4184
analysis (4166) 4166
chemical composition of glasses, glazes, or vitreousenamels (4011) 4011
joining glass to glass or other materials (4011) 4011
surface treatment of fibres or filaments made from glass,minerals or slags (4011) 4011
more...
Library Location Library Location
Library Location Library Location
X
Sort by Item Count (A-Z)
Filter by Count
Robarts - Stacks (526) 526
UTL at Downsview - May be requested (173) 173
UofT at Mississauga - Stacks (96) 96
Gerstein Science - Stacks (93) 93
UofT at Scarborough - Stacks (83) 83
Collection Dvlpm't (Acquisitions) - Vendor file (77) 77
St. Michael's College (John M. Kelly) - 2nd Floor (49) 49
Collection Dvlpm't (Acquisitions) - Closed Orders (40) 40
New College (Ivey) - Stacks (39) 39
Victoria University E.J. Pratt - Stacks (37) 37
Royal Ontario Museum - Stacks (32) 32
OISE - Stacks (28) 28
Engineering & Comp. Sci. - Stacks (26) 26
Trinity College (John W Graham) - Stacks (25) 25
Music - Stacks (19) 19
Online Resources - Online (18) 18
Knox College (Caven) - Stacks (17) 17
Thomas Fisher Rare Book - Rare Book (14) 14
Astronomy & Astrophysics - Ask at library (13) 13
Earth Sciences (Noranda) - Stacks (13) 13
Victoria University Emmanuel College - Stacks (12) 12
St. Michael's College (John M. Kelly) - 3rd Floor (9) 9
University College (Laidlaw) - Stacks (9) 9
Physics - Stacks (8) 8
Victoria University E.J. Pratt - Reference (8) 8
Law (Bora Laskin) - Stacks (7) 7
Art - Library use only (5) 5
OISE - Curriculum Resources (5) 5
Robarts - Reference (5) 5
Robarts - Storage (5) 5
Royal Ontario Museum - Periodical Stacks (5) 5
Trinity College (John W Graham) - Storage (5) 5
UofT at Mississauga - Reference (5) 5
Criminology - Stacks (4) 4
Regis College - Stacks (4) 4
St. Augustine's Seminary - Stacks (4) 4
Aerospace - Stacks (3) 3
Pontifical Inst. Mediaeval Studies - Library use only (3) 3
Trinity College (John W Graham) - Reference (3) 3
UofT at Scarborough - Withdrawn (3) 3
Baycrest Hospital - Resident/Client Library (2) 2
Chemistry (A D Allen) - Stacks (2) 2
Innis College - Stacks (2) 2
Institute for Christian Studies - Stacks (2) 2
St. Michael's College (John M. Kelly) - Reference (2) 2
Thomas Fisher Rare Book - May be requested at Fisher (2) 2
UofT Schools - Stacks (2) 2
UofT at Mississauga - May be requested in 6-10 wks (2) 2
West Park Healthcare Centre - Stacks (2) 2
Collection Dvlpm't (Acquisitions) - Cancelled Order (1) 1
Collection Dvlpm't (Acquisitions) - On order (1) 1
Faculty of Information - Stacks (1) 1
Gerstein Science - Reference (1) 1
Holland Bloorview Kids Rehabilitation - Stacks (1) 1
Indust. Rel's & Hum. Resources (Newman) - Library use only (1) 1
Mathematical Sciences - Stacks (1) 1
Media Commons - Microtexts (1) 1
Music - Donations processing (1) 1
Music - Reference (1) 1
New College (Ivey) - Missing (1) 1
Providence Healthcare - Stacks (1) 1
Robarts - Cancelled Order (1) 1
Robarts - Withdrawn (1) 1
Royal Ontario Museum - Reference (1) 1
Royal Ontario Museum - Reference Desk (1) 1
Scarborough Hospital - Birchmount (1) 1
St. Michael's College (John M. Kelly) - 1st Floor (1) 1
Trinity College (John W Graham) - Wycliffe Storage (1) 1
University College (Laidlaw) - Purdy (1) 1
UofT at Mississauga - Missing (1) 1
UofT at Mississauga - On order (1) 1
Victoria University E.J. Pratt - Rare Book (1) 1
more...
Language Language
Language Language
X
Sort by Item Count (A-Z)
Filter by Count
English (146630) 146630
French (26645) 26645
German (21645) 21645
Chinese (13349) 13349
Japanese (4573) 4573
Spanish (4396) 4396
Korean (4312) 4312
Portuguese (2469) 2469
Russian (2048) 2048
Finnish (1171) 1171
Swedish (907) 907
Dutch (783) 783
Danish (768) 768
Norwegian (730) 730
Italian (623) 623
Polish (482) 482
Czech (290) 290
Slovenian (195) 195
Hungarian (186) 186
Romanian (179) 179
Turkish (162) 162
Ukrainian (139) 139
Croatian (81) 81
Indonesian (68) 68
Slovak (44) 44
Bulgarian (41) 41
Arabic (40) 40
Serbian (38) 38
Hebrew (35) 35
Greek (24) 24
Lithuanian (18) 18
Estonian (17) 17
Persian (14) 14
Latvian (8) 8
Icelandic (6) 6
Bosnian (2) 2
Catalan (1) 1
Latin (1) 1
Malay (1) 1
Quechua (1) 1
more...
Publication Date Publication Date
Click on a bar to filter by decade
Slide to change publication date range


Earth and Planetary Science Letters, ISSN 0012-821X, 2008, Volume 271, Issue 1, pp. 278 - 291
The Lomagundi (2.22–2.1 Ga) positive carbon isotope excursion in shallow-marine sedimentary carbonates has been associated with the rise in atmospheric oxygen,... 
carbon cycle | ocean redox state | Precambrian | carbon isotope fractionation between organic and carbonate carbon | Lomagundi Event | SOUTH-AFRICA | ATMOSPHERIC OXYGEN | BUSHVELD COMPLEX | FLUID-FLOW | CLIMATE-CHANGE | GEOCHEMISTRY & GEOPHYSICS | TRANSVAAL SUPERGROUP | STABLE-ISOTOPE | HEAVY CARBON | NORTH-AMERICA | BLACK-SEA
Journal Article
Earth System Science Data, ISSN 1866-3508, 2016, Volume 8, Issue 2, pp. 605 - 649
Journal Article
Annual Review of Earth and Planetary Sciences, ISSN 0084-6597, 5/2015, Volume 43, Issue 1, pp. 273 - 298
Journal Article