Results 1 to 10 of about 24,838 (286)

Design of high-power intrinsically safe power supply based on fault current change rate

open access: yesGong-kuang zidonghua, 2021
In order to solve the problems of low output power, poor protection effect, and slow dynamic response speed of existing intrinsically safe power supply, a high-power intrinsically safe power supply based on fault current change rate is designed.
KANG Qian   +3 more
doaj   +1 more source

Integration Of A Circuit Board Milling Machineinto An Ece Curriculum [PDF]

open access: yes2000 Annual Conference Proceedings, 2020
Comment: 11 ...
W.D. Jemison   +2 more
openaire   +2 more sources

Disrupted connectivity in the olfactory bulb-entorhinal cortex-dorsal hippocampus circuit is associated with recognition memory deficit in Alzheimer’s disease model

open access: yesScientific Reports, 2022
Neural synchrony in brain circuits is the mainstay of cognition, including memory processes. Alzheimer's disease (AD) is a progressive neurodegenerative disorder that disrupts neural synchrony in specific circuits, associated with memory dysfunction ...
Morteza Salimi   +8 more
doaj   +1 more source

Electrochemical Impedance Spectroscopy (EIS) of NaCl-Saturated Sandy Soil at Sub-zero Temperatures

open access: yesInternational Journal of Electrochemical Science, 2021
In this paper, NaCl-saturated sandy soil at sub-zero temperatures was studied with electrochemical impedance spectroscopy (EIS). By considering the microstructure of the NaCl-saturated sandy soil, an equivalent circuit (EC) model (RCCP (CIP (CDCP RDCP)))
Zhiwei Chen   +7 more
doaj   +1 more source

Work-in-Progress: Statistics Components in a Circuits Laboratory for ECE Sophomores [PDF]

open access: yes2015 ASEE Annual Conference and Exposition Proceedings, 2015
Work-in-Progress: Statistics Components in a Circuits Laboratory for ECE Sophomores Statistics concepts are required for undergraduate curricula in electrical engineering andcomputer engineering (ECE). Accreditation guidelines specify that such instruction must“including applications appropriate to the program name” [ABET Criteria for ...
Steve E. Watkins   +2 more
openaire   +2 more sources

Analysis of influencing factors of short-circuit spark discharge in electric potential capacitance circuit

open access: yesGong-kuang zidonghua, 2020
Most of existing models and methods for research of capacitive circuit spark discharge and high-power intrinsic safety power supply only consider discharge characteristics of energy storage elements during discharge process, and do not consider influence
KANG Qian   +3 more
doaj   +1 more source

A volume structure based ECS-PER algorithm for the hybrid electromagnetic field-circuit simulation [PDF]

open access: yesAIP Advances, 2019
A new algorithm for the hybrid electromagnetic (EM) field-circuit simulation is proposed. It employs the equivalent current source with parallel equivalent resistance (ECS-PER) to simulate the effect of an EM subsystem on a circuit subsystem and adopts the volume structure to map the lumped circuit into the finite-difference time-domain cells.
Zhenzhen Chen   +3 more
openaire   +2 more sources

Telencephalic outputs from the medial entorhinal cortex are copied directly to the hippocampus

open access: yeseLife, 2022
Complementary actions of the neocortex and the hippocampus enable encoding and long-term storage of experience dependent memories. Standard models for memory storage assume that sensory signals reach the hippocampus from superficial layers of the ...
Sau Yee Tsoi   +6 more
doaj   +1 more source

Eyes-Open and Eyes-Closed Resting State Network Connectivity Differences

open access: yesBrain Sciences, 2023
Resting state networks comprise several brain regions that exhibit complex patterns of interaction. Switching from eyes closed (EC) to eyes open (EO) during the resting state modifies these patterns of connectivity, but precisely how these change remains
Junrong Han   +8 more
doaj   +1 more source

Electroacupuncture protective effects after cerebral ischemia are mediated through miR-219a inhibition

open access: yesBiological Research, 2023
Background Electroacupuncture (EA) is a complementary and alternative therapy which has shown protective effects on vascular cognitive impairment (VCI). However, the underlying mechanisms are not entirely understood.
Yaling Dai   +11 more
doaj   +1 more source

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