17 Jun 2022 - 10:35
Dr. Yabing Qi, a Professor at the Okinawa Institute of Science and Technology Graduate University (OIST) and head of the Energy Materials and...
Type: News Article
25 Jan 2022 - 16:48
The researchers created a perovskite structure where 2-D layers of perovskite were linked by asymmetrical bridging molecules. This image first appeared in the press release,...
Type: Photo
25 Jan 2022 - 16:45
In the crystal structure of a metal halide perovskite, halide ions (small green balls) create an octahedral shape (pink) around a metal atom (dark red ball). In the middle of a group of four...
Type: Photo
25 Jan 2022 - 16:42
Researchers from the OIST Energy Materials and Surface Sciences Unit have created blue LEDs that use a new structure to enhance stability. This image first...
Type: Photo
25 Jan 2022 - 13:00
Highlights Metal halide perovskites are a promising material for next-generation LEDs, but are currently limited by their instability One issue is the halide segregation problem, where the ions...
Type: Press release
10 Sep 2021 - 11:39
Dr. Afshan Jamshaid describes her experience of completing a PhD at OIST. Her research was carried out in the Energy Materials and Surface Sciences Unit, led by Professor Yabing Qi, where she studied...
Type: Video
10 Sep 2021 - 11:16
When chlorine is incorporated in the perovskite crystal structure, the surface of the perovskite layer is depressed. This is due to chlorine’s smaller size, leading to a difference in height between...
Type: Photo
10 Sep 2021 - 11:09
The researchers used scanning tunneling microscopy to image the surface layer of perovskite doped with chlorine. The dark depressions show where chlorine (Cl) is incorporated within the crystal...
Type: Photo
9 Sep 2021 - 17:28
Dr. Afshan Jamshaid showcases perovskite solar cells. The perovskite layer is sandwiched in the center between other functional layers of the solar cell.
Type: Photo
9 Sep 2021 - 15:27
Highlights Scientists have imaged atoms on the surface layer of perovskite – a revolutionary crystal material that harvests light in next-gen solar cells The study reveals how chlorine, a dopant...
Type: Press release
6 Aug 2021 - 18:00
To optimize the battery, the researchers created a heterostructure that could speed up the reaction process and absorb the unwanted polysulfides. They used a carbon nanotube framework (CNT) and...
Type: Photo
6 Aug 2021 - 18:00
Highlights High quality, rechargeable batteries are a necessity to sustainably meet the world’s growing energy demands. Lithium sulfur batteries are promising candidates for the next generation...
Type: Press release
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