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.
Moss may well be something that most of us barely give a second thought, but there is far more to this small nonvascular plant than meets the eye. A new study published in the journal Royal Society Open Science reports that ...
Fast identification of bacteria is important in health care, food safety, environmental monitoring and infection control. One of the most common first steps is gram classification, which separates bacteria into gram-positive ...
Nanomaterials
Jul 11, 2026
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28
Researchers at ETH Zurich have developed a method that uses a single ion to detect electromagnetic fields above a surface and to create a three-dimensional map of them. In the future, this approach can be used to improve ...
Condensed Matter
Jul 2, 2026
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31
Proteins are responsible for most functions in the human body. However, their analysis, which is essential for understanding diseases, developing drugs and discovering new biomarkers, remains highly complex. Using a technology ...
Bio & Medicine
Jun 29, 2026
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10
Plants convert light into energy efficiently through photosynthesis—an ability that scientists and engineers still struggle to match with electronic devices. Recently, researchers have looked beyond traditional semiconductor ...
Nanophysics
Jun 25, 2026
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34
Silicon chips have powered computing for half a century. Increasingly, they are also becoming platforms to read and manipulate biology at scale—recording from many neurons, reading many DNA sequences and now synthesizing ...
Biotechnology
Jun 17, 2026
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13
Graphene, the "wonder material," has shaped much of Suprem Das's research career. From nano-manufacturing to advanced printing for applications such as sensing and energy, Das is committed to finding graphene solutions with ...
Bio & Medicine
Jun 4, 2026
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10
Spinal cord injuries can have devastating consequences for those affected. Nerve cells in the spinal cord rarely regenerate naturally, while scarring often prevents the regrowth of nerve fibers. Modern therapies attempt to ...
Bio & Medicine
Jun 2, 2026
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532
Australian researchers have trained lab-grown brain cells on a silicon computer chip to play the nineties shooter game "Doom" and say they are just scratching the surface of what the neurons could be capable of doing.
Biotechnology
May 31, 2026
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231
A tiny sea creature might hold the secret to reversing the aging process. When treated with a brief series of electrical pulses, sea squirts experience dramatic and long-lasting health improvements that can significantly ...
Biotechnology
May 28, 2026
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