X
Search Filters
Format Format
Format Format
X
Sort by Item Count (A-Z)
Filter by Count
Newspaper Article (446) 446
Journal Article (137) 137
Patent (94) 94
Publication (45) 45
Conference Proceeding (13) 13
Magazine Article (10) 10
Dissertation (5) 5
Book / eBook (4) 4
Book Chapter (2) 2
Microfilm (2) 2
Paper (2) 2
Reference (2) 2
Web Resource (1) 1
more...
Subjects Subjects
Subjects Subjects
X
Sort by Item Count (A-Z)
Filter by Count
physics (51) 51
electricity (47) 47
electric communication technique (34) 34
transmission of digital information, e.g. telegraphiccommunication (34) 34
astronomy & astrophysics (33) 33
astrophysics (30) 30
teams (30) 30
calculating (27) 27
computing (27) 27
counting (27) 27
electric digital data processing (27) 27
tournaments & championships (26) 26
intergalactic medium (24) 24
selecting (23) 23
councils (22) 22
physics - cosmology and nongalactic astrophysics (22) 22
quasars: absorption lines (22) 22
physics - astrophysics of galaxies (20) 20
astrophysics, cosmology and astronomy (19) 19
quasars (18) 18
spectra (18) 18
astrophysics - cosmology and nongalactic astrophysics (17) 17
cosmology and extragalactic astrophysics (16) 16
galaxies (16) 16
physics - solar and stellar astrophysics (16) 16
galaxy astrophysics (15) 15
chemistry (13) 13
derivatives thereof (13) 13
metallurgy (13) 13
nucleic acids (13) 13
nucleosides (13) 13
nucleotides (13) 13
organic chemistry (13) 13
physics - instrumentation and methods for astrophysics (13) 13
professional hockey (13) 13
red shift (13) 13
sugars (13) 13
microbiology (11) 11
soccer (11) 11
stars (11) 11
students (11) 11
absorption (10) 10
bands (10) 10
basic electric elements (10) 10
beer (10) 10
biochemistry (10) 10
compositions thereof (10) 10
culture media (10) 10
enzymology (10) 10
galaxies: evolution (10) 10
general tagging of cross-sectional technologies spanning over several sections of the ipc (10) 10
general tagging of new technological developments (10) 10
internet (10) 10
microorganisms or enzymes (10) 10
museums (10) 10
mutation or genetic engineering (10) 10
optics (10) 10
physics - earth and planetary astrophysics (10) 10
physics - high energy astrophysical phenomena (10) 10
propagating, preserving or maintaining microorganisms (10) 10
roads & highways (10) 10
spirits (10) 10
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (10) 10
vinegar (10) 10
wine (10) 10
devices using stimulated emission (9) 9
galaxies: halos (9) 9
human necessities (9) 9
infrared spectra (9) 9
luminosity (9) 9
mass (9) 9
optical elements, systems, or apparatus (9) 9
space debris (9) 9
spectroscopy (9) 9
astrophysics - astrophysics of galaxies (8) 8
books (8) 8
convictions (8) 8
emission (8) 8
fires (8) 8
galaxies: high-redshift (8) 8
hygiene (8) 8
medical or veterinary science (8) 8
meteors & meteorites (8) 8
musical performances (8) 8
preparations for medical, dental, or toilet purposes (8) 8
astronomy (7) 7
astrophysics - solar and stellar astrophysics (7) 7
children & youth (7) 7
committees (7) 7
comparative evaluations (7) 7
elections (7) 7
evolution (7) 7
hockey (7) 7
investigating or analysing materials by determining theirchemical or physical properties (7) 7
measuring (7) 7
peptides (7) 7
standards (7) 7
testing (7) 7
brown dwarfs (6) 6
climate change mitigation technologies in the production orprocessing of goods (6) 6
more...
Library Location Library Location
Library Location Library Location
X
Sort by Item Count (A-Z)
Filter by Count
Robarts - Stacks (3) 3
St. Michael's College (John M. Kelly) - 2nd Floor (3) 3
Media Commons - Microtexts (2) 2
Online Resources - Online (2) 2
Royal Ontario Museum - Stacks (2) 2
UTL at Downsview - May be requested (2) 2
UofT at Scarborough - Stacks (2) 2
Victoria University E.J. Pratt - Canadiana (2) 2
Victoria University E.J. Pratt - Stacks (2) 2
New College (Ivey) - Stacks (1) 1
OISE - Stacks (1) 1
Royal Ontario Museum - Canadiana Rare (1) 1
Thomas Fisher Rare Book - Rare Book (1) 1
Trinity College (John W Graham) - Rare Book (1) 1
Trinity College (John W Graham) - Stacks (1) 1
Trinity College (John W Graham) - Storage (1) 1
UofT Schools - Stacks (1) 1
UofT at Mississauga - Stacks (1) 1
Victoria University E.J. Pratt - Reference (1) 1
more...
Language Language
Publication Date Publication Date
Click on a bar to filter by decade
Slide to change publication date range


The Astrophysical Journal, ISSN 0004-637X, 12/2006, Volume 653, Issue 2 I, pp. 977 - 987
Journal Article
The Astrophysical Journal, ISSN 0004-637X, 09/2011, Volume 738, Issue 2, p. 159
This paper presents ionization-corrected measurements of the carbon abundance in intergalactic gas at 4.0 < z < 4.5, using spectra of three bright quasars... 
quasars: absorption lines | cosmology: miscellaneous | intergalactic medium | C-IV | LUMINOSITY FUNCTION | COSMOLOGICAL SIMULATIONS | METAL-ENRICHMENT | COSMIC STAR-FORMATION | HIGH-REDSHIFT | IONIZED HELIUM | ASTRONOMY & ASTROPHYSICS | HE II ABSORPTION | LY-ALPHA FOREST | CIV ABSORPTION | Physics - Cosmology and Nongalactic Astrophysics
Journal Article
The Astrophysical Journal, ISSN 0004-637X, 10/2011, Volume 740, Issue 1, p. 30
We study the frequency of Mg II absorption in the outer haloes of galaxies at z = 0.6 - 1.4 (with median z = 0.87), using new spectra obtained of ten... 
galaxies: evolution | quasars: absorption lines | galaxies: halos | galaxies: high-redshift | Physics - Astrophysics of Galaxies
Journal Article
Astrophysical Journal, ISSN 0004-637X, 09/2011, Volume 738, Issue 2
This paper presents ionization-corrected measurements of the carbon abundance in intergalactic gas at 4.0 < z < 4.5, using spectra of three bright quasars... 
CORRECTIONS | FLUIDS | GASES | CARBON | ELEMENT ABUNDANCE | SORPTION | NONMETALS | ABUNDANCE | SPACE | ELEMENTS | COSMIC RADIO SOURCES | EVOLUTION | QUASARS | ASTROPHYSICS, COSMOLOGY AND ASTRONOMY | INTERGALACTIC SPACE | COSMIC GASES | ABSORPTION | IONIZATION
Journal Article
The Astrophysical Journal, ISSN 0004-637X, 09/2011, Volume 738, Issue 2, p. 159
Journal Article
Journal Article
Astrophysical Journal, ISSN 0004-637X, 10/2011, Volume 740, Issue 1
We study the frequency of Mg II absorption in the outer halos of galaxies at z = 0.6-1.4 (with median z = 0.87), using new spectra obtained of 10 background... 
RED SHIFT | SORPTION | TRANSITION ELEMENTS | GALACTIC EVOLUTION | ELEMENTS | COSMIC RADIO SOURCES | QUASARS | EVOLUTION | ASTROPHYSICS, COSMOLOGY AND ASTRONOMY | METALS | MANGANESE | IMPACT PARAMETER | ABSORPTION | GALAXIES
Journal Article
The Astrophysical Journal, ISSN 0004-637X, 10/2011, Volume 740, Issue 1, p. 30
Journal Article
Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 12/2016, p. stw3351
We quantify the presence of Ly\alpha\ damping wing absorption from a partially-neutral intergalactic medium (IGM) in the spectrum of the $z=7.08$ QSO,... 
Physics - Cosmology and Nongalactic Astrophysics
Journal Article
Astrophysical Journal, ISSN 0004-637X, 12/2012, Volume 761, Issue 2, pp. 1 - 21
We present initial results from the first systematic survey for Mg II quasar absorption lines at z > 2.5. Using infrared spectra of 46 high-redshift quasars,... 
Quasars | Occupation | Flattening | Equivalence | Fires | Byproducts | Evolution | Density
Journal Article
Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 2016, Volume 9912
Conference Proceeding
Astrophysical Journal, ISSN 0004-637X, 10/2015, Volume 812, Issue 1, pp. 1 - 20
Cold accretion is a primary growth mechanism of simulated galaxies, yet observational evidence of "cold flows" at redshifts where they should be most efficient... 
intergalactic medium | galaxies: evolution | quasars: absorption lines | galaxies: high-redshift | Accretion | Galaxies | Simulation | Metallicity | Sky surveys (astronomy) | Spectra | Diffusion | Baryons | Physics - Astrophysics of Galaxies
Journal Article
The Astrophysical Journal, ISSN 1538-4357, 12/2016, Volume 833, Issue 2, p. 270
Journal Article
Journal Article
Publications of the Astronomical Society of the Pacific, ISSN 0004-6280, 12/2012, Volume 124, Issue 922, pp. 1336 - 1346
We characterize the near-IR sky background from 308 observations with the Folded-port InfraRed Echellette (FIRE) spectrograph at Magellan. A subset of 105... 
Article | GRATINGS | OH SUPPRESSION | SPECTROSCOPY | ASTRONOMY & ASTROPHYSICS | EMISSION | AIRGLOW | LINES | Physics - Instrumentation and Methods for Astrophysics
Journal Article
Astrophysical Journal, ISSN 0004-637X, 12/2011, Volume 743, Issue 1, pp. jQuery1323900910786='48' - jQuery1323900910786='48'
Journal Article
No results were found for your search.

Cannot display more than 1000 results, please narrow the terms of your search.