Tiny bubbles make a quantum leap
Using sophisticated optical microscopy techniques, Columbia engineers are first to demonstrate that sufficient strain in 2D material can yield single-photon ...
Tag: Optics
Orbital engineering of quantum confinement in high-Al-content AlGaN quantum well
Credit: by Li Chen, Wei Lin, Huiqiong Wang, Jinchai Li, Junyong Kang Deep ultraviolet (DUV) optoelectronic devices ( To understand ...
Optical shaping of polarization anisotropy in a laterally-coupled-quantum-dot dimer
Credit: by Kwangseuk Kyhm Coupled quantum dots can be an important building block in the development of scalable quantum devices ...
Black phosphorus-based van der Waals heterostructures for mid-infrared light-emission applications
Credit: by Xinrong Zong, Huamin Hu, Gang Ouyang, Jingwei Wang, Run Shi, Le Zhang, Qingsheng Zeng, Chao Zhu, Shouheng Chen, ...
T-ray camera speed boosted a hundred times over
Scientists are a step closer to developing a fast and cost effective camera that utilizes terahertz radiation, potentially opening the ...
Regulating the properties of MAPbBr3 single crystal via voltage and application
Credit: by Jun Xing, Chen Zhao, Yuting Zou, Wenchi Kong, Zhi Yu, Yuwei Shan, Qingfeng Dong, Ding Zhou, Weili Yu ...
Boron nitride destroys PFAS ‘forever’ chemicals PFOA, GenX
Pollutant-destroying properties surprise Rice engineer: 'It's not supposed to work'Credit: Image courtesy of M. Wong/Rice University HOUSTON -- (July 7, ...
Contest between superconductivity and insulating states in Magic Angle Graphene
Credit: ©ICFO If you stack two layers of graphene one on top of the other, and rotate them at an ...
FEFU astrophysicists revealed ten-microne silicate feature in large dust particles
Credit: FEFU press office Astrophysicists of Far Eastern Federal University (FEFU) with colleagues from Russia and oversea have revealed that ...
On-chip spin-Hall nanograting for simultaneously detecting phase and polarization singularities
Credit: Fu Feng, Guangyuan Si, Changjun Min, Xiaocong Yuan, Michael Somekh Optical singularities are key elements in modern optics and ...
Liquid crystal integrated metalens for versatile color focus
Researchers integrated photo-patterned liquid crystal into a dielectric metasurface to achieve achromatic and chromatic focusing with a single metalensCredit: Image ...
Electrically focus-tuneable ultrathin lens for high-resolution square subpixels
Credit: ??Sehong Park, Gilho Lee, Byeongho Park, Youngho Seo, Chae bin Park, Young Tea Chun, Chulmin Joo, Junsuk Rho, Jong ...
High-order synthetic dimensions in waveguide photonic lattices
Parallelizing high-dimensional random walksCredit: MBI In physics, a very intuitive way of describing the evolution of a system proceeds via ...
Highest peak power and excellent stability
Record parameters for amplified ultrashort pulses at 2-μm wavelength and kilohertz repetition ratesCredit: MBI Power-scalable ultrafast laser sources in the ...
Red-light LEDs for next-generation displays
Credit: © Zhe Zhuang In efforts to optimize the performance of light-emitting diodes (LEDs), KAUST researchers are looking at every ...
Low-threshold topological nanolasers based on the second-order corner state
Credit: by Weixuan Zhang, Xin Xie, Huiming Hao, Jianchen Dang, Shan Xiao, Shushu Shi, Haiqiao Ni, Zhichuan Niu, Can Wang, ...
Towards lasers powerful enough to investigate a new kind of physics
An international team of researchers has demonstrated an innovative technique for increasing the intensity of lasersCredit: AIP Publishing In a ...
New method reveals how the Parkinson’s disease protein damages cell membranes
Credit: Fredrik Höök/Chalmers University of Technology In sufferers of Parkinson's disease, clumps of α-synuclein (alpha-synuclein), sometimes known as the 'Parkinson's ...
Light pollution gives invasive cane toads a belly full of grub
Credit: Hirotaka Komine/ TUAT Light pollution is increasingly being recognized as yet another of humanity's many impacts on the rest ...
New materials of perovskite challenge the chemical intuition
Credit: Changqing Jin, Institute of Physics, Chinese Academy of Sciences High-pressure materials science has taken off over the last couple ...