Results 41 to 50 of about 193,944 (306)

Electric-field structuring of piezoelectric composite materials [PDF]

open access: yes, 1999
Piezoelectric composite materials, consisting of a ferroelectric ceramic in an electrically-inactive polymer matrix, have been shown to greatly outperform single phase materials for certain applications.
Wilson, Stephen A., Wilson, S.
core  

Analytical and numerical quantification and comparison of the local electric field in the tissue for different electrode configurations

open access: yesBioMedical Engineering OnLine, 2007
Background Electrochemotherapy and gene electrotransfer are novel promising treatments employing locally applied high electric pulses to introduce chemotherapeutic drugs into tumor cells or genes into target cells based on the cell membrane ...
Pavlin Mojca   +2 more
doaj   +1 more source

Differences between triggered lightning striking to ground and distribution line inferred from measured currents and electromagnetic fields

open access: yesHigh Voltage, 2022
In 2018–2019, two types of rocket‐triggered lightning tests, that is, striking to ground and distribution line, were conducted in Guangdong, China. The main focus of this paper is to compare the waveform parameters of the return strokes (RS) from the two
Li Cai   +6 more
doaj   +1 more source

Carboxylic‐Acid Functionalized Multiwalled Carbon Nanotube‐Alkane‐Based Resistive Temperature Sensor for Cold Chain Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a reversible temperature sensor with high switching ratio, ∼103. The device is fabricated using PET‐ITO and carbon nanotube dispersions in alkane. Considering its application in cold chain logistics, a proof‐of‐concept with LED is showcased. Thus, a temperature drop below the threshold temperature (crystallization temperature of the
Sunil Kumar Behera   +8 more
wiley   +1 more source

Electric-field-direction dependent spatial distribution of electron emission along electrically biased carbon nanotubes

open access: yes, 2011
The spatial distribution of lateral electron emission from individual electrically biased carbon nanotubes (CNTs) along the tube axis is resolved for the first time by combining multiprobe simultaneous emission current collection and electron trajectory ...
D. Golberg   +10 more
core   +1 more source

National Account Energy Alliance Final Report for the Basin Electric Project at Northern Border Pipeline Company's Compressor Station #7, North Dakota [PDF]

open access: yes, 2008
A field research test and verification project was conducted at the recovered energy generation plant at Northern Border Pipeline Company Compressor Station #7 (CS#7) near St. Anthony.
Sweetzer, Richard, Leslie, Neil
core   +1 more source

Persebaran Medan Listrik akibat Proses Exothermic Welding pada Kabel Tegangan Menengah 20 kV

open access: yesInfotekmesin: Media Komunikasi Ilmiah Politeknik Cilacap, 2021
In the 20 kV distribution system, insulated cables and conductors of fibrous and solid copper are used. Some problems on 20 kV system occur due to the line length of the lines. This obstacle occurs in the cable, mostly at the cable connection.
Riyani Prima Dewi, Saepul Rahmat
doaj   +1 more source

The Distribution of Electrons in a Uniform Electric Field [PDF]

open access: yesAustralian Journal of Physics, 1995
Experiments are under way at the University of New England to measure the optical absorption of excited gas particles in a pre-breakdown discharge. Such measurements can be used to deduce the number density of electrons in the discharge. By comparing this experimental density map with the predictions of theory, electron transport parameters may be ...
openaire   +1 more source

A Compact Spin‐Coated Graphene UWB Antenna for Breast Tumor Detection

open access: yesAdvanced Engineering Materials, EarlyView.
A compact, spin‐coated graphene ultra‐wideband patch antenna designed for breast tumor detection, capable of distinguishing between malignant and benign tumors. This innovative antenna can serve as an effective initial screening tool, particularly in resource‐limited settings such as rural areas, where access to advanced medical equipment like MRI and ...
Raja Rashidul Hasan   +9 more
wiley   +1 more source

Space Charge Formation and its Modified Electric Field under Applied Voltage Reversal and Temperature Gradient in XLPE Cable

open access: yes, 2008
The results of space charge evolution in cross-linked polyethylene power cables under dc electrical field at a uniform temperature and during external voltage polarity reversal are presented in the paper.
Fu, Mingli   +11 more
core   +1 more source

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