The deep blue of your LED display is likely produced by indium gallium nitride (InGaN), a costly substance. In the field of LEDs, researchers are seeking alternatives in a type of perovskite known as quasi-2D Ruddlesden‒Popper ...
Optics & Photonics
Jan 4, 2023
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8
PNRs are ribbon-like strands of the 2D material phosphorous, which, like graphene, are made of single-atom-thick layers of atoms. They were first created in 2019 by a team led by Professor Chris Howard of UCL following over ...
Nanomaterials
Nov 17, 2022
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39
A team of scientists from the Department of Energy's Ames National Laboratory has developed a new characterization tool that allowed them to gain unique insight into a possible alternative material for solar cells. Under ...
Optics & Photonics
Nov 15, 2022
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In semiconductor heterostructures, reconfiguring the band-edge states and modulating their interplay with charge carriers in a continuous manner have been long-standing challenges.
Nanophysics
Nov 3, 2022
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14
Ruddlesden-Popper-type (RP) quasi-two-dimensional (2D) perovskite solar cells (PSCs) have attracted extensive attention due to their unique photovoltaic properties and excellent device stability. Due to disordered crystallization, ...
Nanomaterials
Nov 3, 2022
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5
Tandem solar cells made of perovskite and silicon enable significantly higher efficiencies than silicon solar cells alone. Tandem cells from HZB have already achieved several world records. Most recently, in November 2021, ...
Nanomaterials
Oct 24, 2022
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195
Developing low-cost and stable metal electrodes is crucial for mass production of perovskite solar cells (PSCs). As an earth-abundant element, Cu becomes an alternative candidate to replace noble metal electrodes such as ...
Analytical Chemistry
Oct 3, 2022
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7
Due to their very high efficiency in transporting electric charges from light, perovskites are known as the next generation material for solar panels and LED displays. A team led by Dr. Lei Su at Queen Mary University of ...
Optics & Photonics
Sep 23, 2022
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237
Research into the synthesis of new materials could lead to more sustainable and environmentally friendly items such as solar panels and light emitting diodes (LEDs). Scientists from Ames National Laboratory and Iowa State ...
Nanomaterials
Sep 20, 2022
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199
Metal halide perovskites (ABX3) have emerged as promising candidates for various optoelectronic applications due to their excellent optoelectronic properties and low-cost fabrication. At present, the light-absorbing layer ...
Analytical Chemistry
Sep 16, 2022
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