Electrical Engineering News

Researchers Develop World’s First Non-Silicon 2D Computer

This conceptual illustration of a computer based on 2D molecules displays an actual scanning electron microscope image of the computer fabricated by Ghosh et al. Image credit: Krishnendu Mukhopadhyay / Penn State.
Jun 18, 2025 by News Staff

Silicon has enabled advancements in semiconductor technology through miniaturization, but scaling challenges necessitate the exploration of new materials. Two-dimensional (2D) materials, with their atomic thickness and high carrier mobility, offer a promising alternative. In a world first, researchers at Penn State used 2D materials to develop a computer capable of simple operations. This conceptual illustration of a computer based on 2D molecules...

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A film a few atoms thick of non-crystalline niobium phosphide conducts better through the surface to make the material, as a whole, a better conductor. Image credit: Il-Kwon Oh / Asir Khan.

Researchers Create Ultrathin Niobium-Phosphide Conductor for Nanoelectronics

Jan 9, 2025 by News Staff

Niobium phosphide can conduct electricity better than copper in films that are only a few atoms thick; moreover, these films can be created and deposited...

The battery charging system developed by University of West Florida students. Image credit: University of West Florida.

Researchers Create Battery Charging System for Soldiers Operating in Jungle Environments

Aug 23, 2023 by News Staff

An innovative battery charging system developed by electrical engineering students at the University of West Florida uses soldiers’ motion as they walk...

The 19-core optical fiber. Image credit: Rademacher et al., doi: 10.1364/OFC.2023.Th4A.4.

Newly-Developed Optical Fiber Can Carry More Than 10 Million Fast Home Internet Connections

Jun 2, 2023 by News Staff

Researchers have set a new speed record for an industry standard optical fiber, achieving 1.7 Petabits over a 67 km length of fiber. The fiber, which contains...

Example of wireless sensor modules (A) comprising acoustoelectric RF-to-DC converters; the illustration also shows expanded views of a sensor module (B) and its acoustoelectric RF-to-DC converter (C, D). Image credit: Reza Abdolvand / Hakhamanesh Mansoorzare.

New Technology Converts Radio Frequency Signals into DC Electricity

Dec 20, 2022 by News Staff

The new technology, developed by researchers at the University of Central Florida, can reduce the electronic industry’s reliance on batteries and broaden...

Shlosberg et al. present a method to simultaneously absorb carbon dioxide while producing an electrical current with minimal engineering requirements. Image credit: Shlosberg et al., doi: 10.1021/acsami.2c15123.

Researchers Turn Succulent Plant into Living ‘Bio-Solar Cell’

Dec 14, 2022 by News Staff

Harvesting an electrical current from biological photosynthetic systems, such as live cells, is typically achieved by immersion of the system into an electrolyte...

Kakei et al. established a design strategy for mounting electronics on insects through systematic evaluation of motion abilities and demonstrated charging and wireless locomotion control on living cyborg insects. Image credit: Kakei et al., doi: 10.1038/s41528-022-00207-2.

Researchers Create Power-Rechargeable Cyborg Insect

Sep 6, 2022 by News Staff

A team of scientists from RIKEN, Waseda Univerisity, the Fukui University of Technology and the Nanyang Technological University has created a cyborg cockroach...

Han et al. developed an ultra-thin loudspeaker that can turn any rigid surface into a high-quality, active audio source. Image credit: Felice Frankel.

Ultra-Thin, Lightweight Loudspeaker Created

Apr 27, 2022 by News Staff

The flexible, thin-film loudspeaker, developed by MIT researchers, weighs only 2 g, is 120 microns thick, and can generate high-quality sound no matter...

Hexagonal boron nitride-based deep-ultraviolet LED. Image credit: Pohang University of Science and Technology.

Researchers Create Deep-Ultraviolet Light-Emitting Diode

Jan 20, 2022 by News Staff

A team of researchers from the Pohang University of Science and Technology and the Korean Institute for Basic Science has demonstrated deep-ultraviolet...

The fully 3D-printed flexible OLED display prototype is about 1.5 inches on each side and has 64 pixels. Image credit: McAlpine Group, University of Minnesota.

Scientists 3D Print Flexible OLED Display

Jan 12, 2022 by News Staff

A team of researchers from the University of Minnesota, MIT, Korea Institute of Industrial Technology and Pusan National University has demonstrated a...

The SNAG robot. Image credit: William Roderick.

Perching Bird-Like Robot Developed

Dec 2, 2021 by News Staff

When attached to a quadcopter drone, the Stereotyped Nature-Inspired Aerial Grasper (SNAG) forms a robot that can fly around, catch and carry objects and...

Ozkan-Aydin & Goldman showed through a series of experiments that a swarm of chainable legged robots is capable of locomoting on challenging environments and accomplishing complex tasks that are not achievable by individual robots. Image credit: University of Notre Dame.

Researchers Create Self-Reconfigurable Swarms of Multi-Legged Robots

Oct 19, 2021 by News Staff

A team of U.S. researchers has developed a reconfigurable swarm of identical low-cost four-legged robots — with directionally flexible legs and tail...

Devices with stretchable wideband antennas and rectennas create application opportunities such as self-powered systems, remote monitoring of the environment, and clean energy. Image credit: Zhu et al., doi: 10.1016/j.mtphys.2021.100377.

Newly-Developed Stretchable Antenna Harvests Energy from Radio Waves

Mar 31, 2021 by News Staff

A team of researchers from the Pennsylvania State University and elsewhere has developed a stretchable antenna and rectenna system that harvests energy...

Fabrication processes and sensing performance of the multifunctional wearable electronics: (A) schematic illustration of the fabrication processes of the multifunctional wearable electronics; (B) motion tracking performance with the multifunctional device worn on the wrist; (C) indoor and outdoor body temperatures acquired using the wearable electronics mounted on the forehead (top) and comparison of measured indoor body temperatures when the wearable electronics is mounted at different locations (bottom); (D) acoustic data acquired using the wearable electronics mounted on the neck; (E) ECG data acquired using the wearable electronics when the participant is at rest (top), and after exercising for 13 s (middle) and 34 s (bottom). Image credit: Chuanqian Shi, University of Colorado, Boulder.

Researchers Develop Highly Stretchable, Self-Healable, and Recyclable Wearable Electronics

Nov 6, 2020 by News Staff

Wearable electronics can be integrated with the human body for monitoring physical activities and health conditions, for human-computer interfaces, and...

The skin-like sensing prototype device, made with stretchable electronics. Image credit: RMIT University.

Newly-Developed Electronic Artificial Skin Can Sense Touch, Pain and Heat

Sep 8, 2020 by News Staff

A team of researchers at RMIT University has developed electronic artificial skin that mimics the human body’s near-instant feedback response and can...

The ENGAGE device. Image credit: Northwestern University.

Researchers Create Battery-Free, Energy-Harvesting Gaming Device

Sep 4, 2020 by News Staff

A team of scientists from Northwestern University and the Delft University of Technology (TU Delft) has developed the first-ever battery-free, personal...

Graphic image of a thin film of protein nanowires generating electricity from atmospheric humidity. Image credit: Yao and Lovley labs, University of Massachusetts Amherst.

‘Air-Gen’ Device Generates Electric Power from Ambient Humidity

Feb 18, 2020 by News Staff

A thin-film device made from nanometer-scale protein wires harvested from the microbe Geobacter sulfurreducens can generate continuous electric power in...

In a battery, ions flow from the cathode to the anode, resulting in a positive energy charge for the unit. Image credit: Chao-Yang Wang Lab, Penn State.

Researchers Develop Fast-Charging Self-Heating Lithium-Ion Battery

Nov 6, 2019 by News Staff

A team of researchers at the Pennsylvania State University has demonstrated that they can charge an electrical vehicle in 10 minutes for a 200 to 300 mile...

A stretchable light-emitting device becomes an epidermal stopwatch. Image credit: Zhou et al, doi: 10.1021/acsmaterialslett.9b00376.

Researchers Develop Electronic Tattoo-Like Stopwatch

Nov 1, 2019 by News Staff

A team of scientists from Nanjing University and Lanzhou University of Technology has developed a stretchable light-emitting device that operates at low...

Snow-TENG: (a) harnessing and sensing biomechanical movements by attaching a snow-TENG to different locations of the human body; (b) measurement of the electrical output from a snow-TENG device that uses a snowfall mode when attached on the (i) shoulder, (ii) wrist, and (iii) knee; (c-i) a photograph of the snow-TENG device assembled and attached to the bottom of a snow boot as a self-powered biomechanical sensor; (c-ii) electrical outputs from the snow-TENG as the wearer performs different movements -- running, jumping, walking, and marching. Image credit: Ahmed et al, doi: 10.1016/j.nanoen.2019.03.032.

Researchers Develop Snow-Based Energy Harvester

Apr 16, 2019 by News Staff

An international team of scientists from the United States, Canada, Egypt and Ireland has developed a snow-based triboelectric nanogenerator (TENG) that...

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