Mechanisms of phototherapy of Alzheimer's disease during sleep and wakefulness: the role of the meningeal lymphatics [0.03%]
光疗治疗阿尔茨海默病的机制：睡眠与清醒状态下的脑膜淋巴管的作用
Semyachkina-Glushkovskaya Oxana,Shirokov Alexander,Blokhina Inna et al.
Semyachkina-Glushkovskaya Oxana et al.
With the increase in the aging population, the global number of people with Alzheimer's disease (AD) progressively increased worldwide. The situation is aggravated by the fact that there is no the effective pharmacological therapy of AD. Ph...
Generation of dual and quad-optical frequency combs in the injected radiation free mode-locked frequency-shifted feedback laser [0.03%]
注入辐射自由模式锁定频移反馈激光器中的双光学频率梳和四重光学频率梳的产生
Sergey N Mantsevich,Ekaterina I Kostyleva,Andrey N Danilin et al.
Sergey N Mantsevich et al.
The results of an optoelectronic system-frequency-shifted feedback (FSF) laser experimental examination are presented. The considered FSF laser is seeded only with optical amplifier spontaneous emission (ASE) and operates in the mode-locked...
Weilei Gou,Yuan Yu,Xinliang Zhang
Weilei Gou
Optical beating is the usual approach to generation of microwave signals. However, the highest frequency achievable for microwave signals is limited by the bandwidths of optoelectronic devices. To maximize the microwave frequency with a lim...
Picosecond dissipative soliton generation from an ytterbium-doped fiber laser based on a BP/SnSe2-PVA mixture saturable absorber [0.03%]
基于BP/SnSe2-PVA混合可饱和吸收体的皮秒级光纤激光器中耗散孤子的产生
Yuting Ouyang,Jiayu Zhang,Wanggen Sun et al.
Yuting Ouyang et al.
Stable picosecond dissipative soliton pulses were observed in an ytterbium-doped fiber laser employing a high-quality mixture of BP/SnSe2-PVA saturable absorber (SA). The modulation depth, saturation intensity, and non-saturable loss of the...
Pengfei Liu,Hao Wen,Linhao Ren et al.
Pengfei Liu et al.
Second-order (χ(2)) optical nonlinearity is one of the most common mechanisms for modulating and generating coherent light in photonic devices. Due to strong photon confinement and long photon lifetime, integrated microresonators have emer...
Achievable information rate optimization in C-band optical fiber communication system [0.03%]
C波段光通信系统中可实现信息速率的优化研究
Zheng Liu,Tianhua Xu,Ji Qi et al.
Zheng Liu et al.
Optical fiber communication networks play an important role in the global telecommunication network. However, nonlinear effects in the optical fiber and transceiver noise greatly limit the performance of fiber communication systems. In this...
Impact of film thickness in laser-induced periodic structures on amorphous Si films [0.03%]
激光诱导非晶硅膜周期结构的规律及其影响因素研究
Liye Xu,Jiao Geng,Liping Shi et al.
Liye Xu et al.
We report self-organized periodic nanostructures on amorphous silicon thin films by femtosecond laser-induced oxidation. The dependence of structural periodicity on the thickness of silicon films and the substrate materials is investigated....
Optical engineering of infrared PbS CQD photovoltaic cells for wireless optical power transfer systems [0.03%]
用于无线光学功率传输系统的红外PbS量子点光伏电池的光学工程研究
Mengqiong Zhu,Yuanbo Zhang,Shuaicheng Lu et al.
Mengqiong Zhu et al.
Infrared photovoltaic cells (IRPCs) have attracted considerable attention for potential applications in wireless optical power transfer (WOPT) systems. As an efficient fiber-integrated WOPT system typically uses a 1550 nm laser beam, it is ...
Revealing the interaction mechanism of pulsed laser processing with the application of acoustic emission [0.03%]
基于声发射的脉冲激光加工相互作用机制研究
Weinan Liu,Youmin Rong,Ranwu Yang et al.
Weinan Liu et al.
The mechanisms of interaction between pulsed laser and materials are complex and indistinct, severely influencing the stability and quality of laser processing. This paper proposes an intelligent method based on the acoustic emission (AE) t...
Two types of ultrafast mode-locking operations from an Er-doped fiber laser based on germanene nanosheets [0.03%]
掺锗烯纳米片的 erbium 掺杂光纤激光器的两种类型的超快锁模操作
Baohao Xu,Zhiyuan Jin,Lie Shi et al.
Baohao Xu et al.
As a member of Xenes family, germanene has excellent nonlinear saturable absorption characteristics. In this work, we prepared germanene nanosheets by liquid phase exfoliation and measured their saturation intensity as 0.6 GW/cm2 with a mod...