Analyzing Lithium–Sulfur Batteries in Operando Mode


A new technique is developed for studying lithium-sulfur batteries in operation: UV/Vis spectroscopy in operando mode.

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High-capacity battery uses only organic ingredients

American researchers design organic battery intended for deployment in power stations.

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Speeding up the characterization of organic photovoltaics


A new contactless and rapid light beam-induced current method can be used to identify defects in complex organic multilayer films.

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Is semiconductor photocatalysis photochemical or thermochemical or both? (and do we care?)

Figure 2. Is your photocatalytic reaction powered by light or heat or both? Graphical illustration courtesy of Chenxi Qian.

Professor Ozin addresses a fundamental concern in the field of photocatalysis.

Corrosion protection for water-splitting semiconductors

Scanning electron microscope (SEM) image of nickel islands on silicon protected by a titanium dioxide film. Image: Shu Hu/Caltech.

Caltech researchers devise a method to protect the materials in a solar-fuel generator.

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Hybrid energy system is an alternative to FRET


Scientists from the University of Southampton have developed a new hybrid energy transfer system that mimics the processes responsible for photosynthesis.

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MIT researchers break QD solar cell efficiency record

Researcher displays a sample of the record-setting new solar cell on the MIT campus. Photo courtesy of Chia-Hao Chuang.

Rate of improvement of quantum dot devices is one of the most rapid seen for a solar technology.

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Material to improve solid-oxide fuel cells


Unusual compound is the first metallic oxygen ion conductor of its kind, as well as the first that is active at room temperature.

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New iron arsenide phase found during superconductivity research

New magnetic phase could have significant implications for our understanding of unconventional superconductivity.

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Atomically thin solar cells

Atomically Thin Solar Cells 01

Ultrathin layers made of tungsten and selenium may be used as flexible, semi-transparent solar cells.