Ultrafine-spaced InGaN-based DFB laser arrays enabled by continuous phase modulation [0.03%]
连续相调制实现的超精细间距InGaN基DFB激光阵列
Yiming Sun,Yi Sun,Feng Zhang et al.
Yiming Sun et al.
High-performance blue-violet lasers are essential for compact quantum sensing and metrology. However, light sources in this spectral range currently rely on bulky external cavities or complex nonlinear frequency conversion, limiting their r...
Phase chaos laser generation utilizing controlled optical injection and nonlinear phase locking [0.03%]
基于受控光注入和非线性相位锁定的phase chaos激光产生
Lintao Niu,Yahui Wang,Lijun Qiao et al.
Lintao Niu et al.
The signal-to-noise ratio and application of traditional chaotic lasers in phase interferometric scenarios are fundamentally limited by their intrinsic large amplitude fluctuations. This paper proposes and demonstrates a robust method for g...
Vector bend sensor based on an integrated optical fiber coupler with Bragg gratings [0.03%]
一种基于布喇格光纤光栅耦合器的矢量弯曲线传感器
Anastasiia Koidan,Timothy Lee,Gilberto Brambilla et al.
Anastasiia Koidan et al.
We demonstrate a vector bend sensor based on the reflection of light from a coupler with Bragg gratings in each arm, integrated within coreless silica optical fiber, and fabricated in a single femtosecond laser writing step. From the back-r...
Emergent momentum-space topological pseudospin defects in non-Hermitian systems [0.03%]
非厄米系统中动量空间拓扑伪自旋缺陷的涌现
Y-M Robin Hu,Elena A Ostrovskaya,Alexander Yakimenko et al.
Y-M Robin Hu et al.
Topological defects are central to modern physics, from spintronics to photonics, due to their robustness and potential application in information processing. In this work, we discuss topological point defects that spontaneously emerge at t...
Design method of high throughput laser scanning projection system based on broad-area laser diode [0.03%]
基于面发射激光器的高通量激光扫描投影系统设计方法研究
Yuefan Shan,Runqiu Fu,Dewen Cheng
Yuefan Shan
Laser scanning projection is regarded as a highly promising projection technology owing to its advantages of a wide color gamut and high energy efficiency. However, its application scenarios are constrained by the insufficient output power ...
Mechanism-data fusion for quantitative prediction of transmitted wavefront error in multi-point bonded optics [0.03%]
多点灰胶光学系统传递波前误差定量预测的机制数据融合方法
Jian Xiong,Taiyu Su,Xiao Chen et al.
Jian Xiong et al.
A mechanism-data fusion method is reported for the quantitative prediction of transmitted wavefront error (TWE) in planar optical components subjected to multi-point adhesive bonding. In this framework, TWE sources are explicitly decoupled ...
Flexible and stretchable multi-wavelength Micro-LED array device based on liquid metal electrodes [0.03%]
基于液态金属电极的柔性可拉伸多波长微LED阵列器件
Xiaoning Chen,Weibiao Wang,Jinguang Lv et al.
Xiaoning Chen et al.
In this study, a flexible and stretchable multi-wavelength Micro-LED array device with a maximum strain of up to 254% was fabricated on an Ecoflex 00-30 substrate, using liquid metal as three-dimensional(3D) interconnect electrodes. First, ...
Plasmonic lithography fast imaging model based on the decomposition machine learning method under arbitrary illumination system [0.03%]
基于分解机器学习方法的任意照明系统的等离子体光刻快速成像模型
Zhenyu Xing,Huwen Ding,Yajuan Su et al.
Zhenyu Xing et al.
Fast imaging models are the cornerstone of computational lithography technology. Addressing the limitation that existing fast imaging models for surface plasmonic lithography (SPL) struggle to handle complex illumination conditions, this pa...
Kavian Zirak,Mohammadreza F Imani
Kavian Zirak
We present an imaging technique using reconfigurable intelligent surfaces (RISs) that combines radar coincidence imaging and compressive imaging. In this framework, RISs are divided into subpanels to redirect beams toward a region of intere...
Artifact-suppression-based point-cloud holography for multi-depth scenes [0.03%]
一种适用于多深度场景的艺术品抑制型点云全息图方法
Xiaoming Chen,Chaoqun Ma,Xi Wang et al.
Xiaoming Chen et al.
Point-based methods (PBMs) can flexibly construct wavefronts of multilayer scenes and are widely used to generate computer-generated holograms (CGHs) of complex 3D scenes. However, in the holographic reconstruction of multilayer point-cloud...