All Year All SERS monitoring of photoinduced-enhanced oxidative stress amplifier on Au@carbon dots for tumor catalytic therapy Core-shell structured Au@carbon dots are fabricated to present a photoinduced-enhanced oxidative stress amplification, which can be efficiently used for tumor catalytic therapy by surface-enhanced Raman scattering technique. Linjia LiJin YangWei Song Article Open Access 30 Sept 2022 Class-specific diffractive cameras based on deep learning-designed surfaces Xuxi ZhouShuming Wang News & Views Open Access 29 Sept 2022 Optical clearing of the mouse skull Chris Xu News & Views Open Access 29 Sept 2022 Lanthanide-doped nanoscintillators Jean-Claude Georges Bünzli News & Views Open Access 29 Sept 2022 Integrated optical-readout of a high-Q mechanical out-of-plane mode Multilayer structures integrating a photonic crystal cavity and a mechanical resonator with a high-QM out-of-plane mode are fabricated, exhibiting high optomechanical coupling. Jingkun GuoSimon Gröblacher Article Open Access 28 Sept 2022 Optical coherence tomography—in situ and high-speed 3D imaging for laser materials processing Xiaodong WangXin YuanLiping Shi News & Views Open Access 23 Sept 2022 Giant mid-IR resonant coupling to molecular vibrations in sub-nm gaps of plasmonic multilayer metafilms Short-range ordered plasmonic superlattices of Au nanoparticles have tunable infrared collective plasmon-polariton resonances. The enhanced molecule-plasmon interaction approaches the vibrational strong coupling regime, enabling molecular sensing through giant infrared absorption. Rakesh ArulDavid-Benjamin GrysJeremy J. Baumberg Article Open Access 23 Sept 2022 “Metrology is a key component of the industrial value-added chain”: an interview with Prof. Wolfgang Osten Shuai Ding Light People Open Access 22 Sept 2022 Mn5+-activated Ca6Ba(PO4)4O near-infrared phosphor and its application in luminescence thermometry The Ca6Ba(PO4)4O:Mn5+ provides ultranarrow near-infrared emission at 1140 nm that can be excited over 500–1000 nm spectral range, which makes this material an excellent near-infrared phosphor and blue/turquoise pigment. Miroslav D. DramićaninŁukasz MarciniakChong-Geng Ma Article Open Access 22 Sept 2022 Complete characterization of ultrafast optical fields by phase-preserving nonlinear autocorrelation We introduce and experimentally demonstrate a novel technique for the complete characterization of ultrafast optical fields based on phase-preserving nonlinear interferometric autocorrelation without any spectroscopic measurements. Alexander GliserinSoo Hoon ChewDong Eon Kim Article Open Access 20 Sept 2022 All-angle reflectionless negative refraction with ideal photonic Weyl metamaterials A robust negative index flat lens which collects all energy launched from the source is constructed with the ideal photonic Weyl metamaterials. Yachao LiuGuo Ping WangShuang Zhang Article Open Access 19 Sept 2022 Quantum dot lasing from a waterproof and stretchable polymer film A quantum dot layer between two chiral liquid crystal mirrors forms a flexible foil that can emit laser light, also when immersed in water. Mohammad MohammadimasoudiPieter GeiregatKristiaan Neyts Article Open Access 15 Sept 2022 Engineering stable perovskite X-ray detectors Kostiantyn SakhatskyiMaksym V. Kovalenko Research Highlight Open Access 14 Sept 2022 Light People: Professor Xi-Cheng Zhang Prof. Xi-Cheng Zhang, as a pioneer in the field of terahertz technology, has successfully generated terahertz waves using water, changing how we see water with THz wave forever. Hui Wang Light People Open Access 14 Sept 2022 Entangled photons enabled time-frequency-resolved coherent Raman spectroscopy and applications to electronic coherences at femtosecond scale Zhedong ZhangTao PengMarlan O. Scully Article Open Access 14 Sept 2022 Frequency-modulated continuous waves controlled by space-time-coding metasurface with nonlinearly periodic phases A novel theoretical framework and method, which is based on a novel space-time-coding metasurface (STCM) with nonlinearly periodic phases, is proposed to generate frequency-modulated continuous waves (FMCWs) and dynamically control their spatial propagation behaviors simultaneously. Jun Chen KeJun Yan DaiTie Jun Cui Article Open Access 14 Sept 2022 Hyperspectral imaging and pulse characterization Spencer W. Jolly News & Views Open Access 13 Sept 2022 Light-driven high-precision cell adhesion kinetics Zhiyuan ZhangDaniel Ahmed News & Views Open Access 13 Sept 2022 Experimental symmetric private information retrieval with measurement-device-independent quantum network We realised a provably-secure symmetric private information retrieval supported by a quantum-secure key-exchange network. Our demonstration achieves secure retrieval of 582-byte fingerprint files from a database with 800 entries. Chao WangWen Yu KonCharles C.-W. Lim Article Open Access 13 Sept 2022 Demonstration of 85% pump depletion and 10−6 noise content in quasi-parametric chirped-pulse amplification Jingui MaKainan XiongLiejia Qian Article Open Access 13 Sept 2022