Real-time detection of aging status of methylammonium lead iodide perovskite thin films by using terahertz time-domain spectroscopy [0.03%]
基于太赫兹时域光谱技术的甲铵铅碘钙钛矿薄膜老化过程实时检测研究
Jinzhuo Xu,Yinghui Wu,Shuting Fan et al.
Jinzhuo Xu et al.
The inadequate stability of organic-inorganic hybrid perovskites remains a significant barrier to their widespread commercial application in optoelectronic devices. Aging phenomena profoundly affect the optoelectronic performance of perovsk...
Mode division multiplexing reconstructive spectrometer with an all-fiber photonics lantern [0.03%]
全光纤光子束管模式复用重构光谱仪
Junrui Liang,Jun Ye,Xiaoya Ma et al.
Junrui Liang et al.
This study presents a high-accuracy, all-fiber mode division multiplexing (MDM) reconstructive spectrometer (RS). The MDM was achieved by utilizing a custom-designed 3 × 1 mode-selective photonics lantern to launch distinct spatial modes i...
Xiaohong Lin,Yulan Fu,Kuo Zhang et al.
Xiaohong Lin et al.
In the field of information processing, all-optical routers are significant for achieving high-speed, high-capacity signal processing and transmission. In this study, we developed three types of structurally simple and flexible routers usin...
Novel elastomeric spiropyran-doped poly(dimethylsiloxane) optical waveguide for UV sensing [0.03%]
用于紫外探测的新型弹性交联式螺吡喃掺杂有机硅光学波导传感器
Camila Aparecida Zimmermann,Koffi Novignon Amouzou,Dipankar Sengupta et al.
Camila Aparecida Zimmermann et al.
Novel poly(dimethylsiloxane) (PDMS) doped with two different spiropyran derivatives (SP) were investigated as potential candidates for the preparation of elastomeric waveguides with UV-dependent optical properties. First, free-standing film...
Pulsed THz radiation under ultrafast optical discharge of vacuum photodiode [0.03%]
超快光学放电真空光电二极管的脉冲太赫兹辐射
Aleksandr Ushakov,Kseniia Mamaeva,Leonid Seleznev et al.
Aleksandr Ushakov et al.
In this paper, we first present an experimental demonstration of terahertz radiation pulse generation with energy up to 5 pJ under the electron emission during ultrafast optical discharge of a vacuum photodiode. We use a femtosecond optical...
Impact of device resistances in the performance of graphene-based terahertz photodetectors [0.03%]
设备电阻对石墨烯太赫兹光电导探测器性能影响研究
O Castelló,Sofía M López Baptista,K Watanabe et al.
O Castelló et al.
In recent years, graphene field-effect-transistors (GFETs) have demonstrated an outstanding potential for terahertz (THz) photodetection due to their fast response and high-sensitivity. Such features are essential to enable emerging THz app...
Design and simulation investigations on charge transport layers-free in lead-free three absorber layer all-perovskite solar cells [0.03%]
无电荷传输层的三吸光层全钙钛矿太阳能电池的设计与模拟研究
Guangdong Li,Mingxiang Xu,Zhong Chen
Guangdong Li
The multiple absorber layer perovskite solar cells (PSCs) with charge transport layers-free (CTLs-free) have drawn widespread research interest due to their simplified architecture and promising photoelectric characteristics. Under the circ...
Monolayer graphene/GaN heterostructure photodetector with UV-IR dual-wavelength photoresponses [0.03%]
具有紫外和红外双波长光电响应的单层石墨烯/氮化镓异质结光探测器
Junjun Xue,Jiaming Tong,Zhujun Gao et al.
Junjun Xue et al.
An ultraviolet-infrared (UV-IR) dual-wavelength photodetector (PD) based on a monolayer (ML) graphene/GaN heterostructure has been successfully fabricated in this work. The ML graphene was synthesized by chemical vapor deposition (CVD) and ...
Design of an on-chip wavelength conversion device assisted by an erbium-ytterbium co-doped waveguide amplifier [0.03%]
一种受 erbium-ytterbium 共掺波导放大器辅助的片上波长转换器件的设计
Chen Zhou,Xiwen He,Mingyue Xiao et al.
Chen Zhou et al.
In current documented studies, it has been observed that wavelength converters utilizing AlGaAsOI waveguides exhibit suboptimal on-chip wavelength conversion efficiency from the C-band to the 2 μm band, generally falling below -20.0 dB. To...
Circularly polarized light emission and detection by chiral inorganic semiconductors [0.03%]
手性无机半导体的圆偏振光发射与探测
Zha Li,Wancai Li,Dehui Li et al.
Zha Li et al.
Chiral inorganic semiconductors with high dissymmetric factor are highly desirable, but it is generally difficult to induce chiral structure in inorganic semiconductors because of their structure rigidity and symmetry. In this study, we int...