Results 81 to 90 of about 789,916 (296)

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

Characterisation and synchronisation of a netted software defined radio radar

open access: yesIET Radar, Sonar & Navigation
The present work intends to characterise the combination of two netted software defined radios (SDR) and different radio frequency (RF) front‐ends installed in them, together with a two‐stratum time dissemination and synchronisation system.
Ferran Valdes Crespi   +4 more
doaj   +1 more source

Beam-space direct localisation using passive arrays with random shape errors

open access: yesThe Journal of Engineering, 2019
Passive localisation with high accuracy is attractive in numerous fields. Beam-space direct position determination (BS-DPD) using antenna arrays is a promising positioning method which possesses both excellent performance and moderate complexity ...
Ning Zhang   +3 more
doaj   +1 more source

Statistical Analysis of Bistatic Radar Ground Clutter for Different German Rural Environments

open access: yesSensors, 2020
This article presents the statistical analysis of bistatic radar rural ground clutter for different terrain types under low grazing angles. Compared to most state-of-the-art analysis, we present country-specific clutter analysis for subgroups of rural ...
Michael Kohler   +5 more
doaj   +1 more source

Annual report RUAF - Cities farming for the future, South and South East Asia Region, 2008 [PDF]

open access: yes
Urban agriculture / Training / Development projects / India / Sri ...
Amerasinghe, Priyanie H.   +2 more
core  

Cellular Snowballing: Cell Adhesion and Migration Drive the Self‐Assembly of Cell‐Microgel Biohybrid Spheroids

open access: yesAdvanced Science, EarlyView.
A new class of biohybrid spheroids is engineered through the self‐assembly of adherent cells and extracellular matrix‐mimetic hydrogel microparticles (microgels). By mimicking a snowballing effect, this approach enables scalable formation of porous, millimeter‐scale spheroids with enhanced cell viability and molecular diffusion.
Zaman Ataie   +7 more
wiley   +1 more source

Motion classification for radar moving target via STFT and convolution neural network

open access: yesThe Journal of Engineering, 2019
Radar moving target detection (MTD) technology is a key technology in the field of radar signal processing. The MTD method of radar has a better performance when applied to uniform motion detection although it has limited performance in other aspects ...
Xiaoqian Mou   +3 more
doaj   +1 more source

Joint Design of Overlaid Communication Systems and Pulsed Radars

open access: yes, 2017
The focus of this paper is on co-existence between a communication system and a pulsed radar sharing the same bandwidth. Based on the fact that the interference generated by the radar onto the communication receiver is intermittent and depends on the ...
Grossi, Emanuele   +3 more
core   +1 more source

Perancangan Software Defined Radar Untuk Radar Pulsa dan Radar FMCW

open access: yesJURNAL Al-AZHAR INDONESIA SERI SAINS DAN TEKNOLOGI, 2017
<p><em>Abstrak</em> - <strong>Software Defined Radio (SDR) merupakan sistem komunikasi radio berbasis software yang saat ini mulai banyak diimplementasikan dan menunjukkan potensi yang besar. Tingginya efisiensi dalam hal biaya dibandingkan dengan sistem konvensional berbasis perangkat menjadi motivasi bagi berkembangnya konsep ...
Octarina Nur Samijayani   +3 more
openaire   +2 more sources

A Tac1‐Expressing Brainstem Pathway Underlies the Pathogenesis of Trigeminal Neuralgia

open access: yesAdvanced Science, EarlyView.
A critical TG‐Sp5CTac1‐PBNTac1 pathway drives trigeminal neuropathic pain (TNP). Tac1‐expressing parabrachial nucleus (PBNTac1) neurons exhibit heightened responses to innocuous stimuli in TNP, and chemogenetic inhibition of these neurons effectively prevents TNP development.
Liting Sun   +11 more
wiley   +1 more source

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