Results 51 to 60 of about 101,437 (150)

A 25-micrometer Single-Photon-Sensitive Kinetic Inductance Detector

open access: yesPhysical Review X
We report measurements characterizing the performance of a kinetic inductance detector array designed for a wavelength of 25 microns and very low optical background level suitable for applications such as a far-infrared instrument on a cryogenically ...
Peter K. Day   +17 more
doaj   +1 more source

Analysis of Echo Characteristics of Pulsed Laser Short-Range Detection Based on Light Cone Beam Expansion Mechanism

open access: yesApplied Sciences
This study aims to fill the existing gap in laser detection research, particularly regarding how the waveform of outgoing laser pulses affects detection performance.
Changkun Ke   +3 more
doaj   +1 more source

Observational Verification of High‐Order Solar Tidal Harmonics in the Earth's Atmosphere

open access: yesGeophysical Research Letters
This study combines 8 years of middle atmospheric wind data observed at 52°N latitude from two radars in different longitudinal sectors to investigate solar tides.
Maosheng He   +6 more
doaj   +1 more source

Research on power communication private network based on interleaved digital-analog hybrid modulation

open access: yesDianxin kexue
Power communication network is an important part to ensure the safe, stable, and economical operation of power grid. The optical fiber transmission system is widely used in the power communication network to provide wide bandwidth.
ZHANG Jun   +3 more
doaj  

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