Hardware

Ultrathin solar cells promise improved satellite performance

Most space satellites are powered by photovoltaic cells that convert sunlight to electricity. Exposure to certain types of radiation present in orbit can damage the devices, degrading their performance and limiting their ...

Electronics & Semiconductors

Fermi-level tuning to improve the stability of 2D graphene-based FETs

Two-dimensional (2D) semiconductors are a class of semiconducting materials with thicknesses on the atomic scale. These materials have numerous advantageous properties, including good mobilities at thicknesses below 1 nm, ...

Energy & Green Tech

Unheeded failure mechanism of magnesium metal anode

Among post-lithium-ion battery technologies, rechargeable magnesium (Mg) batteries utilizing divalent Mg2+ as charge carriers are expected to offer substantial improvements in volumetric energy density and sustainability ...

Electronics & Semiconductors

Ink coating could enable devices powered by heat

Researchers in Sweden report that they are closing in on a way to replace batteries for wearables and low-power applications in the internet of things (IoT). The answer lies in an ink coating that enables low-grade heat, ...

Energy & Green Tech

New research shines light on perovskite solar cell performance

The potential of a class of materials called perovskites, to enable solar cells to better absorb sunlight for energy production, is widely known. However, this potential has yet to be fully realized, particularly under real-world ...

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