Results 91 to 100 of about 212,842 (307)

Multi-color pulsed chaos enables single-pixel parallel laser ranging

open access: yesPhotoniX
Rapid progress of advanced laser sources has accelerated the development of laser ranging technologies, focusing on two comprehensive strategies: one is appealing to the promotion of measurement performances, and the other is simplifying the complexities
Yixiang Sun   +8 more
doaj   +1 more source

Precise Range Determination Using Laser Ranging Data of LAGEOS [PDF]

open access: yesJournal of Astronomy and Space Sciences, 1993
Satellite laser ranging observation of LAGEOS ¥± has been performed using the SLR System at Sheshan Laser Ranging Station, Shanghai Observatory. And we obtained 1,838 observational points The observed range data is corrected by means of system delay ...
Kwang-Ryul Kim   +4 more
doaj  

Engineering Deformation and Failure in Diamond Triply Periodic Minimal Surface Lattices via 3D Wall‐Thickness Grading

open access: yesAdvanced Engineering Materials, EarlyView.
The work demonstrates that strategic wall‐thickness grading in diamond triply periodic minimal surface lattices enables precise tuning of deformation and failure behavior under compression. Different gradation patterns guide how and where the structure collapses, improving energy absorption or promoting controlled brittle failure.
Giovanni Rizza   +3 more
wiley   +1 more source

Coherent Laser Ranging of Deforming Objects in Fires at Sub-Millimeter Precision. [PDF]

open access: yesFire Saf J, 2023
Hoehler MS   +3 more
europepmc   +1 more source

3D‐Printed Serial Snap‐Through Architectures for Programmable Mechanical Response

open access: yesAdvanced Engineering Materials, EarlyView.
A serial snap‐through architecture is realized using compact 3D‐printed von Mises truss units arranged in a staged cascade. Their geometry and boundary conditions program multistage mechanical responses with plateaux and re‐hardening regimes. An inverted‐compliance model predicts these behaviors and enables analytical design of programmable force ...
Filipe A. Santos
wiley   +1 more source

Full-Range Static Method of Calibration for Laser Tracker [PDF]

open access: gold, 2023
Chang’an Hu   +5 more
openalex   +1 more source

Removing Homocoupling Defects in Alkoxy/Alkyl‐PBTTT Enhances Polymer:Fullerene Co‐Crystal Formation and Stability

open access: yesAdvanced Functional Materials, EarlyView.
PBTTT‐OR‐R, a C14‐alkoxy/alkyl‐PBTTT polymer derivative, is of substantial interest for optoelectronics due to its specific fullerene intercalation behavior and enhanced charge‐transfer absorption. Comparing this polymer with (S) and without (O) homocoupling defects reveals that PBTTT‐OR‐R(O) forms stable co‐crystals with PC61BM, while PBTTT‐OR‐R(S ...
Zhen Liu   +14 more
wiley   +1 more source

Study on the resolution improvement of a range finder using the chaotic frequency characteristics of a laser diode [PDF]

open access: bronze, 2017
Takahiro Saito   +6 more
openalex   +1 more source

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