Charge Carrier and Spin Diffusion in a Polycrystalline and Single Crystal Lead Halide Perovskite Semiconductor [0.03%]
多晶和单晶铅卤钙钛矿半导体中的电荷载流子和自旋扩散
Kazimieras Nomeika,Justina Jovaišaitė,Ramu̅nas Aleksieju̅nas et al.
Kazimieras Nomeika et al.
The directed movement of spin-bearing excitations in semiconductors can enable many potential schemes for spintronic applications. Understanding the mechanism of spin motion, as opposed to charge carrier or exciton motion, may require speci...
Imaging the Transverse Component of Optical Near-Fields in Resonant Photonic Structures [0.03%]
共振光子结构中光学近场横向分量的成像研究
Petr Koutenský,Neli Laštovičková Streshkova,Stefanie Kraus et al.
Petr Koutenský et al.
We report on imaging the optical near-fields in resonant periodic photonic structures with nanometer resolution using ultrafast 4D scanning transmission electron microscopy (U4DSTEM). In particular, U4DSTEM is applied to visualize the trans...
A Dispersive Image Scanning Microscope for Multi-color High-resolution Imaging [0.03%]
一种多色高分辨成像的展宽式图像扫描显微镜
Lanna Bram,Ofir Tal-Friedman,Neta Fibeesh et al.
Lanna Bram et al.
Fluorescence confocal microscopy is a fundamental and widely used tool for biological, medical, and chemical research. It enables color-coded visualization of sample components, enhancing our understanding of life's building blocks and thei...
Time-Resolved Dynamics of Semiconductor Nanolaser via Four-Wave Mixing Gating [0.03%]
基于四波混频门控的半导体纳米激光器的时间分辨动力学研究
Federico Monti,Guilhem Madiot,Giuseppe Modica et al.
Federico Monti et al.
We experimentally demonstrate the direct time-domain characterization of photonic-crystal nanolasers at telecom wavelengths using a nonlinear optical gating technique based on four-wave mixing. This approach enables the temporal characteriz...
Spatially and Chemically Specific Optical Control of Cells via Supervised and Automated Target Selection [0.03%]
基于监督和自动目标选择的亚细胞结构的光遗传学操控研究进展
Bin Dong,R Michael Everly,Shivam Mahapatra et al.
Bin Dong et al.
The traditional method in biological science to regulate cell functions often employs chemical interventions, which lack precision in space and time. While optical control offers high spatial precision, existing technologies are constrained...
Coupling Single Molecules to DNA-Based Optical Antennas with Position and Orientation Control [0.03%]
具有位置和取向控制的单分子与DNA基光学天线耦合
Aleksandra K Adamczyk,Fangjia Zhu,Daniel Schäfer et al.
Aleksandra K Adamczyk et al.
Optical antennas have been extensively employed to manipulate the photophysical properties of single-photon emitters. Coupling between an emitter and a given resonant mode of an optical antenna depends mainly on three parameters: spectral o...
Interface States in Space-Time Photonic Crystals: Topological Origin, Propagation, and Amplification [0.03%]
时空光子晶体中的界面态：拓扑起源、传播和放大
Alejandro Caballero,Thomas F Allard,Paloma A Huidobro
Alejandro Caballero
Studying the topology of spatiotemporal media poses a fundamental challenge: their remarkable properties stem from breaking spatial and temporal symmetries, yet this same breaking obscures their topological characterization. Here, we show t...
Mid-Infrared Sensing and Ultrafast Photoresponse in Silicon-Based Plasmonic Detectors [0.03%]
基于表面等离激元的硅基材料中红外探测及超快光响应研究
Mauro David,Alicja Dabrowska,Masiar Sistani et al.
Mauro David et al.
Mid-infrared photonics enables a large number of applications in chemical sensing, medical diagnostics, environmental monitoring, and optical communications, but widespread adoption of this technology is hindered by the lack of compact, CMO...
Light-Driven Topological Relaxation and Dynamic Scaling in Photoresponsive Polymer Films [0.03%]
光响应聚合物薄膜中的拓扑弛豫及动态标度规律研究
Michael de Oliveira,Sara Moujdi,Stefano Chiodini et al.
Michael de Oliveira et al.
Across nature, when systems are driven far from equilibrium, topological defects emerge as universal signatures of how order emerges from disorder. Their formation reflects the interplay between the competing time scales of driving and rela...
Electro-optic Modulation in Polycrystalline Barium Titanate Metasurfaces Enhanced by Poling [0.03%]
通过极化增强多晶钛酸钡超表面的电光调制
Eleni Prountzou,Helena C Weigand,Virginia Falcone et al.
Eleni Prountzou et al.
Electrically tunable metasurfaces leveraging the strong Pockels effect in barium titanate (BaTiO3 or BTO) are a promising platform for reconfigurable free-space optical devices. However, the high cost, limited scalability, and restricted su...