Optics

Effect persists even when glasses are not wornCredit: UC Regents / UC Davis Health A new UC Davis Eye Center study, conducted in collaboration with France's INSERM Stem Cell and Brain Research Institute, found that special patented…

Biochemical workaround makes pigment that tunes light to the exact shade of a green leafCredit: Santiago R. Ron DURHAM, N.C. -- Frogs and toads are green for a very good reason - it makes them harder to see in their leafy…

Credit: H.M. Cao/University of Rochester Lasers etch a simple way to address global water crisis Amid the coronavirus pandemic, people in developed countries are assured of ample supplies of clean water to wash their hands as…

New approach could offer scalable production of high-efficiency solar cells WASHINGTON -- Researchers from Karlsruhe Institute of Technology have developed a new fabrication technique based on inkjet printing that could enable fast,…

Credit: by Hongda Wang, Hatice Ceylan Koydemir, Yunzhe Qiu, Bijie Bai, Yibo Zhang, Yiyin Jin, Sabiha Tok, Enis Cagatay Yilmaz, Esin Gumustekin, Yilin Luo, Yair Rivenson, Aydogan Ozcan Waterborne diseases affect more than 2 billion…

Using sophisticated optical microscopy techniques, Columbia engineers are first to demonstrate that sufficient strain in 2D material can yield single-photon emitters, key to quantum technologies and future photonic circuitryCredit: Nicholas…

Credit: by Yuge Huang, En-Lin Hsiang, Ming-Yang Deng and Shin-Tson Wu Display technology has become ubiquitous in our daily life; its widespread applications cover smartphones, tablets, desktop monitors, TVs, data projectors and…

Credit: by Li Chen, Wei Lin, Huiqiong Wang, Jinchai Li, Junyong Kang Deep ultraviolet (DUV) optoelectronic devices ( To understand the underlying mechanism of orbital intercoupling based on the quantum con?nement…

Credit: by Kwangseuk Kyhm Coupled quantum dots can be an important building block in the development of scalable quantum devices by controlling the quantum states of two adjacent quantum dots (QDs) electrically and optically. Recently,…

Credit: by Xinrong Zong, Huamin Hu, Gang Ouyang, Jingwei Wang, Run Shi, Le Zhang, Qingsheng Zeng, Chao Zhu, Shouheng Chen, Chun Cheng, Bing Wang, Han Zhang, Zheng Liu, Wei Huang, Taihong... MIR spectra have been widely used for thermal…

Scientists are a step closer to developing a fast and cost effective camera that utilizes terahertz radiation, potentially opening the opportunity for them to be used in non-invasive security and medical screeningCredit: University of…

Approach drastically reduces fiber link bandwidth, maintains signal fidelity for multiple 5G formats WASHINGTON -- Although new 5G networks can offer much faster and more efficient wireless data transfer, the fiber optic networks currently…

Spectral maps of heart tissue could help improve delivery and monitoring of ablation therapyCredit: Christine P. Hendon, Columbia University WASHINGTON -- Researchers have demonstrated that a new mapping approach based on near…

Credit: by Jun Xing, Chen Zhao, Yuting Zou, Wenchi Kong, Zhi Yu, Yuwei Shan, Qingfeng Dong, Ding Zhou, Weili Yu and Chunlei Guo Lead halide perovskites can be turned into optoelectronic devices through low-cost solution…

Credit: FEFU press office Astrophysicists of Far Eastern Federal University (FEFU) with colleagues from Russia and oversea have revealed that large and dense particles with irregular shapes possess a 10 nm silicate feature…

Credit: Fu Feng, Guangyuan Si, Changjun Min, Xiaocong Yuan, Michael Somekh Optical singularities are key elements in modern optics and have been widely researched. In particular, phase and polarization singularities have been…

Researchers integrated photo-patterned liquid crystal into a dielectric metasurface to achieve achromatic and chromatic focusing with a single metalensCredit: Image courtesy of Zhixiong Shen et al., Nanjing University. The development of…

Credit: © Zhe Zhuang In efforts to optimize the performance of light-emitting diodes (LEDs), KAUST researchers are looking at every aspect of the design, fabrication and operation of these devices. Now, they have succeeded in…