Results 21 to 30 of about 136 (55)

Thermal analysis and designs for non-radioactive thermoelectric generators for common small satellite types [PDF]

open access: yes, 2020
Small satellites on-orbit generate power today via solar panels. As more power-hungry parts are incorporated and the room to grow solar panel coverage is limited, power budgets are increasingly strained.
Payne, David
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An open‑source low‑cost sensor for SNR‑based GNSS reflectometry : design and long‑term validation towards sea‑level altimetry [PDF]

open access: yes, 2021
Monitoring sea level is critical due to climate change observed over the years. Global Navigation Satellite System Reflectometry (GNSS-R) has been widely demonstrated for coastal sea-level monitoring.
Akos, Dennis M.   +4 more
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Design and Characterization of a Low Cost MEMS IMU Cluster for Precision Navigation [PDF]

open access: yes, 2015
The fast paced development of micro-electromechanical systems (MEMS) technology in recent years has resulted in the availability of low cost gyroscopes and accelerometers in commercial markets.
Greenheck, Daniel R.
core   +1 more source

Parasitic elements modeling and experimental identification in a gan hemt based power module [PDF]

open access: yes, 2018
International audienceIn this paper, the parasitic elements of a GaN based power module are investigated. Because the very high-speed switching of GaN high electron mobility transistors leads to overvoltage, conducted and radiated emissions, it is ...
Costa, François   +2 more
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Frequency and Field Strength Materials Characterization with Complementary Split-ring Resonators, Coplanar Waveguides, and the Virtual Ground Method [PDF]

open access: yes
Title from PDF of title page viewed May 20, 2020Thesis advisor: Anthony CarusoVitaIncludes bibliographical references (pages 69-71)Thesis (M.S.)--Department of Physics and Astronomy.
Chandler, Daniel
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Setting up a Desktop CNC Router [PDF]

open access: yes, 2017
A CNC router is a very handy tool for the DIYMaker since it will allow you to accurately cutting parts out of wood, plastic or soft metals. We recently purchased a kit and built a CNC router.
NC DOCKS at Western Carolina University   +1 more
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Physiological sensor. [PDF]

open access: yes, 2013
For the purpose of medical diagnosis and research, various physiological signals, such as Photoplethysmograph (PPG), Galvanic Skin Response (GSR) and Skin Temperature (SKT), are measured by different types of medical sensor equipment.
Jimenez, Alan M.
core   +1 more source

PHYSIOLOGY MONITOR FOR FIREMAN ON DUTY [PDF]

open access: yes, 2014
Fire-fighters or commonly called as fireman are people who have been specially trained in fighting fires and rescuing people from hazardous and dangerous situations in order to prevent loss of lives and properties.
MOHAMAD RADZI, NUR IZMIRA
core  

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