Zobrazeno 1 - 10
of 4 845
pro vyhledávání: '"Off-Axis"'
Autor:
Peng-yu ZENG, Xing-liang HE, Xing GUO, Fu-long DENG, Hong-en SUN, Bin WU, Zhong-jun ZHAO, Yi-xiang DUAN
Publikováno v:
Zhipu Xuebao, Vol 45, Iss 4, Pp 510-518 (2024)
To enhance the sensitivity, signal-to-noise ratio and durance of electrospray mass spectrometer, an off-axis ion guide combining a traveling-wave (TW) stacked-ring and a shaped ion funnel has been designed, which is capable of filtering out the neutr
Externí odkaz:
https://doaj.org/article/fd3a67aebd2445f9b9a263698ab3598b
Autor:
Dante P. I. Capaldi, Lawrie B. Skinner, Daniel W. Pinkham, Sergei Zavgorodni, Olga Stafford, Maryam Shirmohammad, Jason E. Matney, Piotr Dubrowski, Paul De Jean, Elliot M. Grafil, Amy S. Yu
Publikováno v:
Frontiers in Oncology, Vol 14 (2024)
BackgroundBrain radiosurgery treatments require multiple quality-assurance (QA) procedures to ensure accurate and precise treatment delivery of ablative doses. As single-isocenter multitarget radiosurgery treatments become more popular for treating p
Externí odkaz:
https://doaj.org/article/f3b25a59ce584a6fa12607be76808456
Publikováno v:
Frontiers in Physics, Vol 12 (2024)
The off-axis three-mirror anastigmatic (TMA) optical system has the advantages of eliminating all primary aberrations, having no aperture obscuration, no chromatic aberration, and good environmental adaptability, making it essential in high-performan
Externí odkaz:
https://doaj.org/article/842586ba2f354ba4a391b4b13f60c13d
Publikováno v:
Photonic Sensors, Vol 14, Iss 3, Pp 1-11 (2024)
Abstract This article proposes a line scanning chromatic confocal sensor to solve the problem of limited chromatic confocal measurement due to the small measurement range and low measurement efficiency in the industrial inspection process. To obtain
Externí odkaz:
https://doaj.org/article/08248886c74f4e8e9aa386d83667f382
Publikováno v:
Digital Communications and Networks, Vol 10, Iss 1, Pp 101-108 (2024)
Millimeter-wave transmission combined with Orbital Angular Momentum (OAM) has the advantage of reducing the loss of beam power and increasing the system capacity. However, to fulfill this advantage, the antennas at the transmitter and receiver must b
Externí odkaz:
https://doaj.org/article/66ce4e2cedad431199763cca1d4a2efd
Publikováno v:
Photonics, Vol 11, Iss 9, p 851 (2024)
In this study, we present an analysis of deflections in a Morpho butterfly wing using digital holographic interferometry (DHI). Our methodology revolves around an off-axis lensless Fourier holographic setup, using laser excitation to induce deflectio
Externí odkaz:
https://doaj.org/article/62417c13f03744b59a43b17028809279
Autor:
Shuqi Li, Zhitao Luo, Yanfeng Liu, Wei Fang, Yuwei Wang, Ruidong Jia, Duo Wu, Baoqi Song, Xiaolong Yi, Xin Ye
Publikováno v:
Remote Sensing, Vol 16, Iss 18, p 3540 (2024)
This research project envisions using a lunar observation platform to measure the full-wave (0.2~100 μm) and shortwave (0.2~4.3 μm) radiation of the Earth, achieving an accurate estimation of the overall radiation budget of the Earth. Based on the
Externí odkaz:
https://doaj.org/article/669a58ee0d50471f8d8d49bf1c193ebc
Publikováno v:
Sensors, Vol 24, Iss 16, p 5226 (2024)
Accurately detecting atmospheric carbon dioxide is a vital part of responding to the global greenhouse effect. Conventional off-axis integral cavity detection systems are computationally intensive and susceptible to environmental factors. This study
Externí odkaz:
https://doaj.org/article/700d0bcfab6c4bcfb93ea5d0e238208b
Publikováno v:
Photonics, Vol 11, Iss 8, p 686 (2024)
With off-axis reflection systems with specific distortion values serving as objectives or collimators, it is possible to compensate and correct for spectral line bending in spectroscopic instruments. However, there is limited research on the precise
Externí odkaz:
https://doaj.org/article/1588944cb80d498dbbaaec7e9fe3a309