Three-octave supercontinuum generation in thick crystalline aluminum nitride waveguides [0.03%]
厚氮化铝晶体波导中超宽三倍频程超连续谱产生
Samantha Sbarra,Samuele Brunetta,Pierre Arnaud Demongodin et al.
Samantha Sbarra et al.
We report an efficient extension of supercontinuum generation through dispersion engineering of crystalline aluminum nitride (AlN)-on-sapphire waveguides. Using a tailored epitaxial regrowth of AlN epilayers and an optimized fabrication pro...
3.3 W picosecond LWIR generation via ZnGeP2 and BaGa4Se7 difference frequency generation [0.03%]
基于ZnGeP2和BaGa4Se7差频生成的3.3μm皮秒中红外光生成
Jinwen Tang,Zhitai Zhou,Xiaoxiao Hua et al.
Jinwen Tang et al.
We demonstrate a high-power picosecond long-wave infrared (LWIR) source based on type-II difference frequency generation (DFG) in ZnGeP2 (ZGP) and BaGa4Se7 (BGSe), pumped by a 2089.1 nm laser at 10 kHz repetition rate. When seeded by a doub...
Integrated optoelectronic transceiver toward navigation grade fiber optic gyroscope using silicon photonics [0.03%]
基于硅光子集成光学收发器件的导航级光纤陀螺仪研究
Tonghui Li,Heyu Chen,Hongmin Fu et al.
Tonghui Li et al.
In this work, we propose an integrated fiber optic gyroscope (FOG) transceiver by co-packaging the transimpedance amplifier (TIA) circuit with a silicon photonic FOG chip in an industry-standard 14-pin butterfly package. The transceiver com...
Phase-modulated photonic digital logic processing based on optically injected microdisk lasers [0.03%]
基于光学注入微盘激光器的相调制光子数字逻辑处理
Qiang Zhang,Shuiying Xiang,Yanan Han et al.
Qiang Zhang et al.
We propose a phase-modulated photonic neuromorphic architecture based on optically injected microdisk lasers for digital logic operation. In the proposed system, optical phase-coded pulses coherently break the injection-locked state of the ...
Effect of structural and field parameters on optical refractive index changes in an asymmetric GaAs/AlGaAs three-step quantum well [0.03%]
结构和外场参数对不对称GaAs/AlGaAs三台阶量子阱光学折射率变化的影响
Meilin Hu,Salvatore Amoruso,Jianhui Yuan et al.
Meilin Hu et al.
The effective mass envelope function and diagonalization methods are used to obtain the sub-band energy eigenvalues and eigenfunctions of the structure. Then, the nonlinear refractive index changes of the structure are approximated by the c...
Full prescription corrected near-eye displays using two-dimensionally displaced Alvarez lenses [0.03%]
用于全处方校正近眼显示的二维位移阿尔瓦雷斯透镜
Yi Liu,Jie Tang,Qimeng Wang et al.
Yi Liu et al.
Vision correction needs to be integrated into near-eye displays (NEDs) because people with refractive errors cannot view NEDs while wearing spectacles. In particular, full prescription including spherical (defocused) and cylindrical (astigm...
Elliptically polarized high-order harmonic generation from the ring-current state of an argon atom in a few-cycle chirped laser field [0.03%]
少周期 chirped 激光场中处于环流态的氩原子产生椭偏高次谐波
Meng-Yue Wang,Xiao-Xin Huo,Huan Chen et al.
Meng-Yue Wang et al.
We theoretically investigate the generation of the elliptically polarized (EP) high-order harmonics from the ring-current state of an argon atom driven by a few-cycle linearly polarized chirped laser pulse. The results show that the harmoni...
Broadband circularly polarized terahertz source based on free-electron radiation [0.03%]
基于自由电子振辐射的太赫兹宽带圆极化光源
Hao Yang,Liqiao Jing,Xincheng Yao et al.
Hao Yang et al.
Recently, metasurfaces have been employed to manipulate free-electron radiation, rendering versatile light sources with unique functionalities. In this Letter, we propose a scheme to generate broadband circularly polarized (CP) radiation th...
High-fidelity orbital angular momentum spectrum reconstruction via sparse intensity measurements [0.03%]
基于稀疏强度测量的轨道角动量光场高保真重构
Jingjing Zhang,Xiao Wang,Guangdong Ma et al.
Jingjing Zhang et al.
Accurate reconstruction of the complex spectrum of orbital angular momentum (OAM) superposition states is crucial for their application in high-capacity optical communications and quantum information, yet existing methods are often constrai...
Flexible tunable terahertz metasurface sensor based on single-walled carbon nanotubes [0.03%]
基于单壁碳纳米管的柔性可调太赫兹超表面传感器
Yue Wang,Yumeng Ru,Xiang Zhang et al.
Yue Wang et al.
Research on terahertz (THz) modulation plays a vital role in advancing the development of THz devices. Nevertheless, there remain significant challenges in developing portable devices capable of real-time modulation. Here, we design and fab...