Mustafa Yildirim,Niyazi Ulas Dinc,Ilker Oguz et al.
Mustafa Yildirim et al.
Deep neural networks have achieved remarkable breakthroughs by leveraging multiple layers of data processing to extract hidden representations, albeit at the cost of large electronic computing power. To enhance energy efficiency and speed, ...
Fei Xia,Kyungduk Kim,Yaniv Eliezer et al.
Fei Xia et al.
Optical information processing and computing can potentially offer enhanced performance, scalability and energy efficiency. However, achieving nonlinearity-a critical component of computation-remains challenging in the optical domain. Here ...
Efficient near-infrared organic light-emitting diodes with emission from spin doublet excitons [0.03%]
具有双自旋激发态发射的高效近红外有机电致发光二极管
Hwan-Hee Cho,Sebastian Gorgon,Giacomo Londi et al.
Hwan-Hee Cho et al.
The development of luminescent organic radicals has resulted in materials with excellent optical properties for near-infrared emission. Applications of light generation in this range span from bioimaging to surveillance. Although the unpair...
Efficient telecom-to-visible spectral translation through ultra-low power nonlinear nanophotonics [0.03%]
高效电信至可见光谱的非线性纳米光学转换技术
Xiyuan Lu,Gregory Moille,Qing Li et al.
Xiyuan Lu et al.
The ability to spectrally translate lightwave signals in a compact, low-power platform is at the heart of the promise of nonlinear nanophotonic technologies. For example, a device to link the telecommunications band with visible and short n...
Natan T Shaked,Stephen A Boppart,Lihong V Wang et al.
Natan T Shaked et al.
Label-free optical imaging employs natural and nondestructive approaches for the visualisation of biomedical samples for both biological assays and clinical diagnosis. Currently, this field revolves around multiple broad technology-oriented...
Efficient photo-induced second harmonic generation in silicon nitride photonics [0.03%]
硅氮化物光子学中高效的光致二次谐波产生
Xiyuan Lu,Gregory Moille,Ashutosh Rao et al.
Xiyuan Lu et al.
Silicon photonics lacks a second-order nonlinear optical (χ(2)) response in general because the typical constituent materials are centro-symmetric and lack inversion symmetry, which prohibits χ(2) nonlinear processes such as secon...
Haomin Wang,Dongkwan Lee,Yulu Cao et al.
Haomin Wang et al.
Bioimaging harnessing optical contrasts and chemical specificity is of vital importance in probing complex biology. Vibrational spectroscopy based on mid-infrared (mid-IR) excitation can reveal rich chemical information about molecular dist...
Rui Cao,Jingjing Zhao,Lei Li et al.
Rui Cao et al.
Optical-resolution photoacoustic microscopy (OR-PAM) can visualize wavelength-dependent optical absorption at the cellular level. However, OR-PAM suffers from a limited depth of field (DOF) due to the tight focus of the optical excitation b...
Óskar B Helgason,Marcello Girardi,Zhichao Ye et al.
Óskar B Helgason et al.
Laser frequency combs are enabling some of the most exciting scientific endeavours in the twenty-first century, ranging from the development of optical clocks to the calibration of the astronomical spectrographs used for discovering Earth-l...
Parallelized computational 3D video microscopy of freely moving organisms at multiple gigapixels per second [0.03%]
用于自由移动生物的并行计算三维视频显微镜，速度达每秒数十亿像素
Kevin C Zhou,Mark Harfouche,Colin L Cooke et al.
Kevin C Zhou et al.
Wide field of view microscopy that can resolve 3D information at high speed and spatial resolution is highly desirable for studying the behaviour of freely moving model organisms. However, it is challenging to design an optical instrument t...