Results 21 to 30 of about 438,791 (295)
TFT Small Signal Model and Analysis [PDF]
, 2016 We present an accurate small signal model for thin film transistors (TFTs) taking into account non-idealities such as contact resistance, parasitic capacitance, and threshold voltage shift. The model gives high accuracy in s-parameters, and the predicted
Cheng, X, Lee, S, Nathan, A
core +2 more sources
The Consequence of Self-field and Non-uniform Current Distribution on Short Sample Tests of Superconducting Cables [PDF]
, 1997 Electrical measurements on samples of superconducting cables are usually performed in order to determine the critical current $I_c$ and the n-value, assuming that the voltage U at the transition from the superconducting to the normal state follows the ...
AP Verweij, M Garber, MS Lubell
core +1 more source
Study and Experiment on Non-Contact Voltage Sensor Suitable for Three-Phase Transmission Line
Sensors, 2015 A voltage transformer, as voltage signal detection equipment, plays an important role in a power system. Presently, more and more electric power systems are adopting potential transformer and capacitance voltage transformers. Transformers are often large
Qiang Zhou +4 more
doaj +1 more source
Substantiation for a new non-contact measurement technique in electrical resistance surveys
Известия высших учебных заведений: Геология и разведка, 2023 Background. Methods for electrical resistance surveys include those of electrical sounding and electrical profiling with various arrays. Measurements were originally carried out at direct current, although low-frequency alternating current was used later.
A. D. Karinskiy +4 more
doaj +1 more source
Sensors, 2021 Electric field numerical integration algorithms can realize the non-contact measurement of transmission line voltage effectively. Although there are many electric field numerical integration algorithms, lack of a comprehensive comparison of accuracy and ...
Jiarui Fan +4 more
doaj +1 more source
GHz bandwidth electro-optics of a single self-assembled quantum dot in a charge-tunable device [PDF]
, 2011 The response of a single InGaAs quantum dot, embedded in a miniaturized charge-tunable device, to an applied GHz bandwidth electrical pulse is investigated via its optical response.
Badolato, Antonio +6 more
core +2 more sources
Separating spin and charge transport in single wall carbon nanotubes [PDF]
, 2005 We demonstrate spin injection and detection in single wall carbon nanotubes using a 4-terminal, non-local geometry. This measurement geometry completely separates the charge and spin circuits.
Tombros, N. +2 more
core +4 more sources
Micro-Cantilever Electric Field Sensor Driven by Electrostatic Force
Engineering, 2023 With the development of smart grids and the energy internet, large-scale monitoring of voltage and electric field data is required in all aspects of power systems, which requires the arrangement of various advanced sensors.
Zhifei Han +3 more
doaj +1 more source
Research and Experiments on a Unipolar Capacitive Voltage Sensor
Sensors, 2015 Voltage sensors are an important part of the electric system. In service, traditional voltage sensors need to directly contact a high-voltage charged body. Sensors involve a large volume, complex insulation structures, and high design costs. Typically an
Qiang Zhou +3 more
doaj +1 more source
Applied Sciences, 2023 Fires in photovoltaic modules are caused by hot spots, which are typically monitored by thermal images. This method helps visualize the hot spot, but it is affected by the environment (solar irradiance, wind, ambient temperature) and is not reproducible.
Ryo Shimizu +4 more
doaj +1 more source