Locating Single-Atom Optical Picocavities Using Wavelength-Multiplexed Raman Scattering [0.03%]
使用波长复用的拉曼散射定位单原子光学皮腔
Jack Griffiths,Bart de Nijs,Rohit Chikkaraddy et al.
Jack Griffiths et al.
Transient atomic protrusions in plasmonic nanocavities confine optical fields to sub-1-nm3 picocavities, allowing the optical interrogation of single molecules at room temperature. While picocavity formation is linked to both the local chem...
Resonantly Pumped Bright-Triplet Exciton Lasing in Cesium Lead Bromide Perovskites [0.03%]
铯铅溴钙钛矿中激射的共振泵浦亮三重态激子激光
Guanhua Ying,Tristan Farrow,Atanu Jana et al.
Guanhua Ying et al.
The surprising recent observation of highly emissive triplet-states in lead halide perovskites accounts for their orders-of-magnitude brighter optical signals and high quantum efficiencies compared to other semiconductors. This makes them a...
Laser Emission of Thioflavin T Uncovers Protein Aggregation in Amyloid Nucleation Phase [0.03%]
焦立万诺萤光染料T的激光发射揭开了淀粉样蛋白核心形成阶段中的蛋白质聚集现象
Piotr Hanczyc,Piotr Fita
Piotr Hanczyc
There is currently no definitive test for early detection of neurodegeneration which is linked with protein aggregation. Finding methods capable of detecting intermediate states of protein aggregates, named oligomers, is critical for the ea...
Accessing Plasmonic Hotspots Using Nanoparticle-on-Foil Constructs [0.03%]
使用 foil 表面纳米粒子结构研究等离激元热点特性
Rohit Chikkaraddy,Jeremy J Baumberg
Rohit Chikkaraddy
Metal-insulator-metal (MIM) nanogaps in the canonical nanoparticle-on-mirror geometry (NPoM) provide deep-subwavelength confinement of light with mode volumes smaller than V/V λ < 10-6. However, access to these hotspots is limited by the i...
Tunable Wide-Field Illumination and Single-Molecule Photoswitching with a Single MEMS Mirror [0.03%]
使用单个MEMS镜子实现可调宽视野照明和单分子光切换
Lucas Herdly,Paul Janin,Ralf Bauer et al.
Lucas Herdly et al.
Homogeneous illumination in single-molecule localization microscopy (SMLM) is key for the quantitative analysis of super-resolution images. Therefore, different approaches for flat-field illumination have been introduced as alternative to t...
Enhancing Si3N4 Waveguide Nonlinearity with Heterogeneous Integration of Few-Layer WS2 [0.03%]
通过异质集成少层WS2增强Si3N4波导非线性特性
Yuchen Wang,Vincent Pelgrin,Samuel Gyger et al.
Yuchen Wang et al.
The heterogeneous integration of low-dimensional materials with photonic waveguides has spurred wide research interest. Here, we report on the experimental investigation and the numerical modeling of enhanced nonlinear pulse broadening in s...
Coherent confocal light scattering spectroscopic microscopy evaluates cancer progression and aggressiveness in live cells and tissue [0.03%]
相干共焦光散射频谱显微术评估活细胞和组织中的癌症进展和恶性程度
Douglas K Pleskow,Lei Zhang,Vladimir Turzhitsky et al.
Douglas K Pleskow et al.
The observation of biological structures in live cells beyond the diffraction limit with super-resolution fluorescence microscopy is limited by the ability of fluorescence probes to permeate live cells and the effect of these probes, which ...
2.5D microscopy: Fast, high-throughput imaging via volumetric projection for quantitative subcellular analysis [0.03%]
2.5D显微镜：通过体积投影实现的快速、高通量定量亚细胞分析成像技术
Jinhan Ren,Kyu Young Han
Jinhan Ren
Imaging-based single-cell analysis is essential to study the expression level and functions of biomolecules at subcellular resolution. However, its low throughput has prevented the measurement of numerous cellular features from multiples ce...
Revealing Ultrafast Charge-Carrier Thermalization in Tin-Iodide Perovskites through Novel Pump-Push-Probe Terahertz Spectroscopy [0.03%]
通过新型泵浦-推动-探测太赫兹光谱揭示碘化锡钙钛矿中 ultrafast 载流子热化现象
Aleksander M Ulatowski,Michael D Farrar,Henry J Snaith et al.
Aleksander M Ulatowski et al.
Tin-iodide perovskites are an important group of semiconductors for photovoltaic applications, promising higher intrinsic charge-carrier mobilities and lower toxicity than their lead-based counterparts. Controllable tin vacancy formation an...
On-Demand Generation of Entangled Photon Pairs in the Telecom C-Band with InAs Quantum Dots [0.03%]
基于InAs量子点在电信C带按需生成纠缠光子对
Katharina D Zeuner,Klaus D Jöns,Lucas Schweickert et al.
Katharina D Zeuner et al.
Entangled photons are an integral part in quantum optics experiments and a key resource in quantum imaging, quantum communication, and photonic quantum information processing. Making this resource available on-demand has been an ongoing sci...