Electrical techniques are experimental or analytical methods that apply controlled electric fields, currents, or potentials to probe, manipulate, or characterize physical, chemical, or biological systems. They encompass approaches such as impedance spectroscopy, voltammetry, electrophysiology, and conductive or dielectric measurements, enabling quantification of parameters like conductivity, permittivity, charge transport, interfacial kinetics, and membrane potentials. These techniques often rely on precise instrumentation for signal generation and detection, including amplifiers, electrodes, and shielding to minimize noise. Electrical techniques are integral in material characterization, sensor development, electrochemical analysis, and the investigation of ion channels, neural activity, and other bioelectrical phenomena.
Georgia Tech researchers have developed biosensors with advanced sleuthing skills and the technology may revolutionize cancer detection and monitoring.
Bio & Medicine
Jan 13, 2025
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39
Electrocaloric (EC) cooling works by using electricity to generate a cooling effect, which is more efficient, cost-effective, and environmentally friendly compared to traditional vapor-compression-based cooling methods.
Condensed Matter
Nov 13, 2024
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34
In a new study in Physical Review Letters, scientists have demonstrated a method to control artificial microswimmers using electric fields and fluid flow. These microscopic droplets could pave the way for targeted drug delivery ...
In a study published in Device has reported a new self-powered electrostatic tweezer that offers superior accumulation and tunability of triboelectric charges, enabling unprecedented flexibility and adaptability for manipulating ...
Soft Matter
Jul 26, 2024
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151
In a review article published in Reviews of Modern Physics, Fèlix Casanova from the Nanodevices group at CIC nanoGUNE, Prof. Albert Fert, Nobel Prize in Physics, and his colleagues review the state of the art of electrical ...
Condensed Matter
Apr 16, 2024
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116
Researchers at ETH have managed to trap ions using static electric and magnetic fields and to perform quantum operations on them. In the future, such traps could be used to realize quantum computers with far more quantum ...
Quantum Physics
Mar 13, 2024
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295
Researchers at the University of California San Diego have developed a neural implant that provides information about activity deep inside the brain while sitting on its surface. The implant is made up of a thin, transparent ...
Bio & Medicine
Jan 11, 2024
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230
Patients struggling with some chronic diseases often must wait years for a proper diagnosis. For example, symptoms such as shortness of breath can be attributed to many pulmonary as well as cardiovascular disorders, so patients ...
Bio & Medicine
Dec 15, 2023
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136
In a recent study published in Science Advances, researchers from the California Institute of Technology, led by Dr. Wei Gao, have developed a machine learning (ML)–powered 3D-printed epifluidic electronic skin for multimodal ...
Corrosion causes significant losses to various industries. Cathodic protection is used to protect steel in marine industries. Triboelectric nanogenerators (TENG) converts mechanical energy into electricity based on triboelectrification ...
Nanomaterials
Sep 5, 2023
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103
