Results 51 to 60 of about 379,451 (283)

Assessing the Spoofing Threat: Development of a Portable GPS Civilian Spoofer [PDF]

open access: yes, 2008
A portable civilian GPS spoofer is implemented on a digital signal processor and used to characterize spoofing effects and develop defenses against civilian spoofing.
Humphreys, Todd E.   +4 more
core   +1 more source

Contact Lens with Moiré Patterns for High‐Precision Eye Tracking

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a passive contact lens for high‐precision eye tracking, integrating a microscopic moiré grating label. The parallax‐induced shift of macroscopic moiré patterns enables angle measurement with 0.28° precision using a standard camera under ambient light.
Ilia M. Fradkin   +11 more
wiley   +1 more source

Evaluation of an Automated Wall-mounted Far Ultraviolet-C Light Technology for Continuous or Intermittent Decontamination of Candida auris on Surfaces

open access: yesPathogens and Immunity
Background: Technologies that provides safe and effective decontamination of surfaces and equipment between episodes of manual cleaning could be an important advance in efforts to prevent transmission of the emerging fungal pathogen Candida auris ...
Samir Memic   +3 more
doaj   +1 more source

Reaching Vulnerable Populations through Portable and Mobile Dentistry—Current and Future Opportunities

open access: yesDentistry Journal, 2019
The Action for Dental Health Act of 2017 bill is intended to prevent dental disease and divert dental emergencies from high-cost centers (like hospital emergency rooms) to dental offices.
Shailee Gupta   +6 more
doaj   +1 more source

Application of portable delayed neutron activation analysis equipment in the evaluation of gold deposits [PDF]

open access: yes, 1980
The attributes of a gold analysis system which could act as a panacea for the needs of the explorationist and the miner alike would include: i) The capability of being used as a qualitative as well as a quantitative tool yielding accurate results in ...
Sims, J.M.
core  

A review of miniaturised Non-Destructive Testing technologies for in-situ inspections [PDF]

open access: yes, 2018
Non-destructive testing (NDT) techniques have become attractive trends of product manufacturing, installation and post-maintenance in the aerospace, automotive and manufacturing industry, because of its benefits such as cost saving, easy to use and high ...
Addepalli   +12 more
core   +1 more source

PTFE‐Activated Graphene Overcomes Dispersion Challenges for Scalable Solvent‐Free Fabrication of Ultra‐Thick, High‐Performance Cathodes in Lithium Metal Batteries

open access: yesAdvanced Functional Materials, EarlyView.
PTFE nanoparticle–anchored rGO (rGO@PTFE) for scalable solvent‐free fabrication of ultra‐thick, high‐density cathodes, achieving high conductivity (9.55 S cm−1), lithium transference (0.73), and improved wettability, is developed. The resulting cathode delivers 15.2 mAh cm−2 areal and 563 mAh cm−3 volumetric capacities, with full cells exhibiting 637 ...
Juhee Yoon   +7 more
wiley   +1 more source

Laser‐Microscribed Glass Enables Surface‐Microfluidics‐Facilitated, Affordable, Rapid Cancer Diagnosis

open access: yesAdvanced Functional Materials, EarlyView.
A transparent, laser‐microscribed glass platform enables cancer diagnosis within 1 h—much faster than histology, which takes days, and free from the chemical or contrast risks of MRI or CT scans. The antibody‐functionalized rough glass surface captures viable cancer cells directly from suspension, allowing instant optical readout and offering a rapid ...
Anish Pal   +5 more
wiley   +1 more source

Design and Performance Analysis of Portable LTE-R Test Equipment

open access: yes机车电传动, 2018
According to the problem of large volume, poor operability and portability, requiring vehicle power supply of the LTE-R specific testing instrument, a portable LTE-R testing equipment using software radio technology was designed, which realized RF signal
BAI Guoyan
doaj  

LASER ELEMENTAL ANALYZER LASER-Z FOR SOILS, ORES, MINERALS AND MINING AND CHEMICAL RAW MATERIAL [PDF]

open access: yesМинералогия, 2016
SciAsp Company, a leading world producer of portable analytical equipment, presents new series of laser analyzers Laser-Z. Portable mining and geological analyzers Laser-Z will perform field elemental analysis for almost any group of the Periodic Table.
E. Skorina
doaj  

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