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.
Solar-power photocatalysis—turning sunlight into energy—holds promise for sustainable and cost-efficient energy and chemical production. Advancing the technology, though, has been hindered by a lack of understanding of exactly ...
Nanophysics
Apr 3, 2026
0
15
Psst, have you heard that mushrooms can "gossip" and spread information to their neighbors? Underneath the umbrella-like shapes we see on the forest floor is a hidden underground network that allows mushrooms to communicate. ...
Ecology
Apr 1, 2026
0
186
Nanofilm electrodes capable of detecting stress in plants through bioelectric potentials could pave the way for more resilient agriculture, report researchers from Institute of Science Tokyo. Thanks to the electrode's small ...
Bio & Medicine
Mar 31, 2026
0
14
A multi-institutional team of scientists, co-led by Northwestern University, has taken a crucial step toward implantable "living pharmacies"—tiny devices containing engineered cells that continuously produce medicines inside ...
Cell & Microbiology
Mar 27, 2026
1
120
A toxic gas known for its "rotten egg smell" has been transformed into a therapeutic tool. A research team at KAIST has developed a technology to precisely control hydrogen sulfide (H2S) using electrical signals, bringing ...
Cell & Microbiology
Mar 25, 2026
0
9
Fleeting electron-hole pairs are giving scientists a new window into optimizing light-emitting devices (LEDs). Using quantum magnetic resonance, Osaka Metropolitan University researchers have discovered how shifting internal ...
Optics & Photonics
Mar 13, 2026
0
34
A new bioengineered neuronal circuit board "BioConNet" allows scientists to artificially engineer human brain-like wiring at scale and can be used to engineer any possible circuit. The fully programmable, open-source system ...
Biotechnology
Feb 28, 2026
0
301
In a world-first discovery, researchers have found an electrical shark deterrent used at Cocos (Keeling) Islands was effective at reducing the number of fish taken off fishing hooks by sharks—a process known as depredation. ...
Biotechnology
Feb 26, 2026
0
15
As you read this, the screen is probably flashing over 240 times per second, yet, as a human, you won't notice this flickering light. However, to a fruit fly hovering above your head, the screen would represent a strobe light ...
Evolution
Feb 24, 2026
0
30
Accurate measurement of soil NO₃⁻-N is essential for precision fertilization and stable crop yields. Real-time monitoring of NO₃⁻-N has long been a challenge in agriculture. Conventional soil nutrient testing relies on time-consuming ...
Biotechnology
Feb 10, 2026
0
17
