Results 21 to 30 of about 223,812 (206)

Ultra-fast optical ranging using quantum-dash mode-locked laser diodes

open access: yesScientific Reports, 2022
Laser-based light detection and ranging (LiDAR) is key to many applications in science and industry. For many use cases, compactness and power efficiency are key, especially in high-volume applications such as industrial sensing, navigation of autonomous
Philipp Trocha   +8 more
doaj   +1 more source

LASER RANGING MODELING UNDER GENERALIZED MIXED PIXELS EFFECT [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
When a target lies on discontinuous surfaces, the footprint of a laser rangefinder covering multiple ranges causes mixed pixels effect and significantly distorts the ranging quality.
C. M. Chang, J. J. Jaw
doaj   +1 more source

Satellite Laser Ranging System at Geochang Sta

open access: yesJournal of Astronomy and Space Sciences, 2018
Korea Astronomy and Space Science Institute (KASI) has been developing the space optical and laser tracking (SOLT) system for space geodesy, space situational awareness, and Korean space missions. The SOLT system comprises satellite laser ranging (SLR),
Hyung-Chul Lim   +7 more
doaj   +1 more source

A data-adaptive network design for the regional gravity field modelling using spherical radial basis functions

open access: yesGeodesy and Geodynamics
A high-precision regional gravity field model is significant in various geodesy applications. In the field of modelling regional gravity fields, the spherical radial basis functions (SRBFs) approach has recently gained widespread attention, while the ...
Fang Zhang, Huanling Liu, Hanjiang Wen
doaj   +1 more source

Investigation into Electromagnetic Compatibility Conducted Susceptibility of a Laser Ranging System

open access: yesPhotonics, 2023
Laser ranging systems are a widely used form of electronic system and are generally influenced by complex electromagnetic environments. We used a laser ranging system comprising the VL53L0X laser ranging sensor module as the research object and designed ...
Peng Huang   +4 more
doaj   +1 more source

Research of collision avoidance and ranging system of mine locomotive based on laser ranging

open access: yesGong-kuang zidonghua, 2014
For problems of incorrect ranging caused by interference and high cost of existing collision avoidance system of mine locomotive, a collision avoidance and ranging system of mine locomotive based on laser ranging was designed by use of STC90C516RD ...
WANG Denggui, YANG Ya
doaj   +1 more source

Tracking Robot Location for Non-Destructive Evaluation of Double-Shell Tanks

open access: yesApplied Sciences, 2020
(1) Background: Non-destructive evaluation of double-shell nuclear-waste storage tanks at the U.S. Department of Energy’s Hanford site requires a robot to navigate a network of air slots in the confined space between primary and secondary tanks ...
Christopher Cree   +4 more
doaj   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

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