Results 1 to 10 of about 446,207 (217)

All-fiber high-speed image detection enabled by deep learning

open access: yesNature Communications, 2022
Here, the authors demonstrate high-speed imaging through multimode optical fibers by using the high intermodal dispersion to transform 2D spatial information into 1D temporal pulsed signal streams.
Zhoutian Liu   +12 more
doaj   +1 more source

Two-plasmon spontaneous emission from a nonlocal epsilon-near-zero material

open access: yesCommunications Physics, 2021
Plasmonics involves the engineering of light-matter interactions and has range of possible uses in the study of quantum phenomenon, but efficient plasmonic sources are required.
Futai Hu   +5 more
doaj   +1 more source

Monocular metasurface camera for passive single-shot 4D imaging

open access: yesNature Communications, 2023
The authors present a monocular camera equipped with a single-layer metalens for passive single-shot 4D imaging. It can simultaneously perform high-accuracy depth sensing and highfidelity polarization imaging over an extended depth of field.
Zicheng Shen   +5 more
doaj   +1 more source

Intelligent optoelectronic processor for orbital angular momentum spectrum measurement

open access: yesPhotoniX, 2023
Orbital angular momentum (OAM) detection underpins almost all aspects of vortex beams’ advances such as communication and quantum analogy. Conventional schemes are frustrated by low speed, complicated system, limited detection range.
Hao Wang   +6 more
doaj   +1 more source

A Differential Phase-Modulated Interferometer with Rotational Error Compensation for Precision Displacement Measurement

open access: yesApplied Sciences, 2022
In this paper, a differential phase-modulated interferometer (DPMI) is proposed to compensate for the rotational error for precision displacement measurement.
Liping Yan   +3 more
doaj   +1 more source

A Fano-resonance plasmonic assembly for broadband-enhanced coherent anti-Stokes Raman scattering

open access: yesScientific Reports, 2023
Surface-enhanced coherent anti-Stokes Raman scattering (SECARS) technique has triggered huge interests due to the significant signal enhancement for high-sensitivity detection.
Yujia Zhang   +4 more
doaj   +1 more source

Study of a Microfluidic Chip Integrating Single Cell Trap and 3D Stable Rotation Manipulation

open access: yesMicromachines, 2016
Single cell manipulation technology has been widely applied in biological fields, such as cell injection/enucleation, cell physiological measurement, and cell imaging.
Liang Huang   +5 more
doaj   +1 more source

High-resolution separation of bioisomers using ion cloud profiling

open access: yesNature Communications, 2023
Ion mobility is used in mass spectrometers for structure analysis of biomolecules. Here, the authors show that ion mobility analysis in an ion trap under ultra-high fields enables isomer separation at resolutions over 10,000, wich they demonstrate for ...
Xiaoyu Zhou   +3 more
doaj   +1 more source

Experimental study on harmonic mode-locking in soliton fiber lasers by bidirectional adjustment of pump power [PDF]

open access: yesNanotechnology and Precision Engineering
Harmonic mode-locking (HML) in soliton fiber lasers is crucial for generating high-repetition-rate pulse trains beyond the fundamental cavity frequency, enabling advanced applications in, for example, optical communication and precision sensing. However,
Citian Zhang   +3 more
doaj   +1 more source

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