Results 81 to 90 of about 21,205 (281)

An embedded adaptive optics real time controller [PDF]

open access: yes, 2007
The design and realisation of a low cost, high speed control system for adaptive optics (AO) is presented. This control system is built around a field programmable gate array (FPGA).
Saunter, Christopher D.   +1 more
core  

Minimizing stitching errors for large area laser surface processing

open access: yes, 2022
S.185-191Direct laser writing is a well-known method for fabricating features in the micrometer scale on a large variety of materials. Several efforts for increasing the working field of a common direct-writing system have been made in the past ...
Franke, Volker   +3 more
core   +1 more source

An On‐Demand Neuromorphic Vision System Enabled by a Multi‐Paradigm Neuromorphic Device and Hierarchical Reconfigurability Designed from Device to System Level

open access: yesAdvanced Science, EarlyView.
An on‐demand ultra‐reconfigurable intelligent vision system with hierarchical reconfigurability from device to system levels is demonstrated. Through co‐design of a multi‐paradigm device, reconfigurable circuits, and adaptive system architecture/algorithms, the system enables seamless switching among spiking, non‐spiking, neuromorphic imaging (NI), and
Biyi Jiang   +7 more
wiley   +1 more source

GHRHR Deficiency Enhances Retinal Ganglion Cell Survival and Visual Functions in Experimental Glaucoma by Inhibiting Ferroptosis

open access: yesAdvanced Science, EarlyView.
Glaucoma, a major cause of blindness, involves retinal ganglion cell (RGC) degeneration. This study shows growth hormone‐releasing hormone receptor (GHRHR) deficiency preserves RGC survival and restores vision, unlike activation which only aids survival.
Yan Tong   +24 more
wiley   +1 more source

The state of the corneal endothelial layer in patients with an asymmetric posterior surface of the cornea planning an excimer laser vision correction

open access: yesОфтальмохирургия, 2018
Purpose. To study the state of the corneal endothelial layer in patients having «islands» or «wicking zones» on the elevation maps of the posterior surface of the cornea. Material and methods.
V. D. Antonuk   +4 more
doaj   +1 more source

Intelligent laser scanning for computer aided manufacture.

open access: yes, 2006
Reverse engineering requires the acquisition of large amounts of data describing the surface of an object, sufficient to replicate that object accurately using appropriate fabrication techniques.
Denby, Alistair John, Denby, AJ
core  

Ajustamento simultâneo do bloco de faixas do laser scanner aerotransportado (ALS) [PDF]

open access: yes, 2008
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Civil, Florianópolis, 2008A discrepância vertical na zona de sobreposição lateral é uma distorção da medida original de difícil ...
Temba, Plinio da Costa
core  

Smart Nanotechnologies for Multimodal Neuromodulation and Brain Interfacing

open access: yesAdvanced Science, EarlyView.
Recent advances in smart nanotechnologies are expanding the toolbox for brain interfacing, from wireless neuromodulation and high‐resolution sensing to targeted delivery within the central nervous system. By combining responsive nanomaterials with bioinspired design, these platforms enable multimodal interactions with neurons and glia, while also ...
Tommaso Curiale   +6 more
wiley   +1 more source

The Research on Attitude Correction Method of Robot Monocular Vision Positioning System

open access: yes, 2016
In order to improve the measurement accuracy of monocular vision positioning system, a fast calibration method based on distance laser sensor(DLS) for robot positioning system is proposed.
Shao XD(邵晓东)   +3 more
core  

Friend, Not Foe: Lowered Tissue Reactivity to Long‐Term Polyimide Implants

open access: yesAdvanced Science, EarlyView.
The choice of optimal neural probe designs remains a major challenge in the field of neurotechnology. This study investigated the biocompatibility of several probe variations, including material, thickness, width, and implantation strategy. It highlights the clear advantage of soft polyimide probes over stiff silicon probes for better device ...
Corinne Orlemann   +11 more
wiley   +1 more source

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