X
Search Filters
Format Format
Format Format
X
Sort by Item Count (A-Z)
Filter by Count
Journal Article (15646) 15646
Patent (8624) 8624
Publication (1008) 1008
Newspaper Article (933) 933
Conference Proceeding (733) 733
Report (357) 357
Book Chapter (297) 297
Magazine Article (252) 252
Newsletter (178) 178
Book Review (171) 171
Trade Publication Article (90) 90
Book / eBook (51) 51
Technical Report (40) 40
Dissertation (30) 30
Streaming Video (13) 13
Paper (12) 12
Government Document (10) 10
Web Resource (4) 4
Reference (3) 3
Data Set (2) 2
Transcript (2) 2
more...
Subjects Subjects
Subjects Subjects
X
Sort by Item Count (A-Z)
Filter by Count
mechanical engineering (5720) 5720
heating (5577) 5577
lighting (5543) 5543
blasting (5502) 5502
weapons (5499) 5499
transporting (4000) 4000
performing operations (3999) 3999
index medicus (3773) 3773
physics (3299) 3299
chemistry, analytical (2954) 2954
positive displacement machines for liquids (2792) 2792
pumps for liquids or elastic fluids (2792) 2792
chemistry (2560) 2560
sensors (2326) 2326
testing (2005) 2005
analysis (1965) 1965
liquids (1965) 1965
measuring (1930) 1930
liquid handling (1797) 1797
bottles, jars or similar containers (1789) 1789
opening, closing (1789) 1789
chemistry, multidisciplinary (1635) 1635
pumps (1600) 1600
materials science, multidisciplinary (1580) 1580
performance liquid-chromatography (1481) 1481
dispensing, delivering or transferring liquids, not otherwiseprovided for (1441) 1441
general tagging of cross-sectional technologies spanning over several sections of the ipc (1399) 1399
general tagging of new technological developments (1399) 1399
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (1399) 1399
analytical chemistry (1372) 1372
liquid chromatography (1357) 1357
humans (1306) 1306
applying liquids or other fluent materials to surfaces, in general (1293) 1293
spraying or atomising in general (1293) 1293
liquid crystal displays--lcds (1280) 1280
measuring volume, volume flow, mass flow or liquidlevel (1279) 1279
metering by volume (1279) 1279
physics, applied (1265) 1265
electrochemistry (1250) 1250
nanoparticles (1232) 1232
electrodes (1218) 1218
instruments & instrumentation (1193) 1193
non-positive displacement pumps (1187) 1187
liquid-chromatography (1171) 1171
animals (1143) 1143
storing of distributing gases or liquids (1106) 1106
mass spectrometry (1024) 1024
chemistry, physical (986) 986
chromatography (969) 969
characterization and evaluation of materials (964) 964
polymers (935) 935
methods (923) 923
nanoscience & nanotechnology (903) 903
separation (879) 879
biochemical research methods (865) 865
water (826) 826
liquid (820) 820
ionic liquids (811) 811
high performance liquid chromatography (810) 810
technologies or applications for mitigation or adaptation againstclimate change (792) 792
temperature (782) 782
sensor (778) 778
research (769) 769
spectroscopy (746) 746
usage (743) 743
proteins (733) 733
chromatography, high pressure liquid (727) 727
food science & technology (717) 717
nanotechnology (711) 711
nozzles (710) 710
liquid crystals (708) 708
food science (697) 697
article (695) 695
organic chemistry (692) 692
human necessities (676) 676
solid-phase extraction (667) 667
electricity (664) 664
technical subjects covered by former uspc (663) 663
fluorescence (662) 662
high-performance liquid chromatography (661) 661
multidisciplinary sciences (660) 660
atomising apparatus (655) 655
spraying apparatus (655) 655
filling vessels with, or discharging from vessels, compressed,liquefied, or solidified gases (652) 652
fixed-capacity gas-holders (652) 652
vessels for containing or storing compressed, liquefied orsolidified gases (652) 652
controlling (634) 634
physical chemistry (634) 634
regulating (633) 633
mass-spectrometry (625) 625
apparatus for applying liquids or other fluent materials tosurfaces, in general (617) 617
machines or engines for liquids (602) 602
or a reactive propulsive thrust, not otherwise provided for (602) 602
producing mechanical power (602) 602
wind, spring weight and miscellaneous motors (602) 602
biochemistry, general (592) 592
chemical properties (588) 588
engineering, electrical & electronic (585) 585
oxidation (573) 573
liquid crystal displays (572) 572
more...
Library Location Library Location
Library Location Library Location
X
Sort by Item Count (A-Z)
Filter by Count
Gerstein Science - Stacks (11) 11
Engineering & Comp. Sci. - Stacks (7) 7
Online Resources - Online (7) 7
Collection Dvlpm't (Acquisitions) - Vendor file (5) 5
Collection Dvlpm't (Acquisitions) - Closed Orders (2) 2
Physics - Stacks (2) 2
Chemistry (A D Allen) - Stacks (1) 1
Gerstein Science - Circulation Desk (1) 1
Physics - New Books (1) 1
Robarts - Stacks (1) 1
UTL at Downsview - May be requested (1) 1
UofT at Mississauga - Stacks (1) 1
more...
Language Language
Language Language
X
Sort by Item Count (A-Z)
Filter by Count
English (26278) 26278
Chinese (2507) 2507
French (1378) 1378
German (913) 913
Korean (325) 325
Japanese (225) 225
Russian (163) 163
Spanish (60) 60
Portuguese (39) 39
Norwegian (30) 30
Danish (15) 15
Czech (12) 12
Dutch (12) 12
Swedish (12) 12
Italian (9) 9
Ukrainian (9) 9
Polish (7) 7
Greek (3) 3
Turkish (3) 3
Finnish (2) 2
Latvian (2) 2
Romanian (2) 2
Slovenian (2) 2
Arabic (1) 1
Bulgarian (1) 1
Croatian (1) 1
Hebrew (1) 1
Hungarian (1) 1
Indonesian (1) 1
Lithuanian (1) 1
Serbian (1) 1
Slovak (1) 1
more...
Publication Date Publication Date
Click on a bar to filter by decade
Slide to change publication date range


IEEE Sensors Journal, ISSN 1530-437X, 04/2012, Volume 12, Issue 4, pp. 827 - 831
This study is proposed for obtaining simultaneous measurements of the level and specific gravity of a liquid using a dual-optical-fiber-sensor system... 
Optical fibers | Optical fiber sensors | liquid level sensor | Sensitivity | Fabry-Pérot (FP) | pressure sensors | Fiber gratings | specific gravity sensor | Structural beams | Gravity | Fiber Bragg grating (FBG) | Fabry-Perot (FP) | INSTRUMENTS & INSTRUMENTATION | PHYSICS, APPLIED | STRAIN | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article
IEEE Photonics Technology Letters, ISSN 1041-1135, 12/2011, Volume 23, Issue 23, pp. 1826 - 1828
A fiber-optic liquid level sensor based on multimode interference (MMI) effects is proposed and demonstrated. We show that MMI and self-image effects can be... 
Optical fibers | Multiplexing | Optical fiber sensors | Liquid-level sensor | Liquids | multimode interference (MMI) | Erbium | optical fiber sensors | PHYSICS, APPLIED | OPTICS | ENGINEERING, ELECTRICAL & ELECTRONIC | Conferences | Liquid levels | Bandpass filters | Sensors | Fiber optics
Journal Article
Optics Communications, ISSN 0030-4018, 08/2016, Volume 372, pp. 196 - 200
Journal Article
Journal of nanoscience and nanotechnology, ISSN 1533-4880, 04/2019, Volume 19, Issue 4, pp. 2049 - 2053
Journal Article
Journal of Lightwave Technology, ISSN 0733-8724, 02/2019, Volume 37, Issue 3, pp. 1023 - 1028
Journal Article
Optics Communications, ISSN 0030-4018, 06/2019, Volume 440, pp. 194 - 200
A novel highly sensitive liquid-level sensor based on an asymmetric dual side-hole fiber (DSHF) using the core mode as the sensing mode and the cladding mode... 
Temperature compensation | Liquid level measurement | Optical fiber sensor | Optical fiber interference | OPTICS | Optical instruments | Measuring instruments | Fiber optics
Journal Article
Sensors and Actuators: A. Physical, ISSN 0924-4247, 09/2018, Volume 280, pp. 552 - 558
•New design of liquid level sensor using two fiber bundle simultaneously.•Based on displacement sensor, the detection mechanism utilizes hydrostatic... 
Fiber bundled probe | Front slope | Back slope | Liquid level sensor | Hydrostatic pressure | INSTRUMENTS & INSTRUMENTATION | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article
IEEE Sensors Journal, ISSN 1530-437X, 08/2016, Volume 16, Issue 15, pp. 6122 - 6129
Journal Article
Sensors and Actuators: A. Physical, ISSN 0924-4247, 09/2019, Volume 296, pp. 192 - 199
Journal Article
Measurement, ISSN 0263-2241, 12/2018, Volume 129, pp. 542 - 547
•New method to detect liquid level using fiber bundle.•The sensor mechanism is simple which is based on hydrostatics pressure principle.•Results show that... 
Fiber bundle | Liquid level sensor | Displacement sensor | INSTRUMENTS & INSTRUMENTATION | ENGINEERING, MULTIDISCIPLINARY | PLASTIC OPTICAL-FIBERS | Equipment and supplies | Fiber optics
Journal Article
Optics Communications, ISSN 0030-4018, 09/2013, Volume 305, pp. 271 - 275
We propose and demonstrate an optical liquid level sensor based on the surrounding medium refractive index (SRI) sensing using an excessively tilted fibre... 
Tilted fibre grating | Fibre Bragg grating | Fibre sensor | Level sensor | Bragg grating | Fibre | MODES | CYLINDERS | REFRACTIVE-INDEX | SENSITIVITY | OPTICS | Sensors | Gratings (spectra) | Liquid levels | Refractive index | Refractivity | Diffraction gratings | Cladding
Journal Article
Optics and Lasers in Engineering, ISSN 0143-8166, 01/2014, Volume 52, Issue 1, pp. 201 - 205
We propose an efficient approach to develop large-range liquid level sensors based on an extrinsic Fabry–Perot optical fibre interferometer with an all... 
Extrinsic Fabry–Perot interferometer | Laser heating fusion bonding | Optical fibre sensor | Temperature cross-sensitivity | Large-range liquid level measurement | Extrinsic Fabry-Perot interferometer | PRESSURE SENSOR | OPTICS | Equipment and supplies | Sensors | Optical instruments | Fiber optics
Journal Article
Optical Engineering, ISSN 0091-3286, 1/2014, Volume 53, Issue 1, pp. 017102 - 017102
The design and packaging of simple, small, and low cost sensor heads, used for continuous liquid level measurement using uniformly thinned (etched) optical... 
strain | chemical etching | edge filter | fiber Bragg grating | hydrostatic pressure | liquid level | FILTER | CANTILEVER | FBG | PRESSURE SENSOR | HIGH-SENSITIVITY | FORCE | OPTICAL-FIBERS | OPTICS | Optical fibers | Bragg gratings | Equivalence | Liquid levels | Sensors | Conversion | Continuous fibers | Monitoring
Journal Article
Sensors & Actuators: A. Physical, ISSN 0924-4247, 03/2014, Volume 209, pp. 175 - 182
Journal Article
Sensors (Basel, Switzerland), ISSN 1424-8220, 11/2018, Volume 18, Issue 11, p. 3984
A cross-capacitance liquid level sensor is based on the principle of cross capacitance. This study designed a new single-tube cross-capacitance fuel-level... 
single-tube sensor | fuel level measurement | level sensor | principle cross capacitance | ELECTROCHEMISTRY | CHEMISTRY, ANALYTICAL | INSTRUMENTS & INSTRUMENTATION | LIQUID-LEVEL
Journal Article
IEEE Photonics Technology Letters, ISSN 1041-1135, 08/2014, Volume 26, Issue 16, pp. 1613 - 1616
A simple and low-cost discrete liquid-level measurement system is present in this letter. It consists of a group of plastic optical fiber segments, which are... 
Optical fibers | Couplings | Optical fiber sensors | Head | Liquids | Indexes | plastic optical fiber | liquidlevel measurement | Optical fiber sensor | ray-tracing | PHYSICS, APPLIED | liquid-level measurement | OPTICS | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article