Results 121 to 130 of about 10,716,239 (286)

Preferential Interfacial Engineering of Hydrogels via Interdigitated Nanoparticle Assembly

open access: yesAdvanced Functional Materials, EarlyView.
Robust surface functionalization of hydrogel surfaces is performed via interdigitated metal nanoparticle assembly, inducing strong affinity with the hydrogel matrix. The partially exposed nanoparticle domains act as interfacial nanobridges that mediate both chemical and physical bonding with diverse materials, including small molecules, fluorous ...
Hyeonjin Kim   +11 more
wiley   +1 more source

Identification of Low‐Value Defects in Infrared Images of Porcelain Insulators Based on STCE‐YOLO Algorithm

open access: yesEnergy Science & Engineering
Insulators, as a key component of the power system, their low‐value defect detection is of great significance to ensure the safe and stable operation of the power system.
Shaotong Pei   +6 more
doaj   +1 more source

Multistage, Self‐Sensing Artificial Muscles With Coordination From Liquid Crystal Elastomer‐Graphene Composite Fibers

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by skeletal muscles’ precision and endurance, CoilLCE integrates a self‐sensing liquid crystal elastomer/graphene artificial muscle with an embedded Joule‐heating copper coil, enabling closed‐loop multistage actuation with programmable intermediate states (strain accuracy of 2%), and antagonistic coordination (32% total strain). These features
Ziyun Zhang   +9 more
wiley   +1 more source

Infrared Small Target Detection Technology Based on Robert Operator [PDF]

open access: yes, 2008
"红外小目标检测"技术是红外成像跟踪系统的核心技术,因此红外小目标的检测是当前军事领域的一项重要研究课题。目前红外小目标的检测技术的发展方向是研究一种运算量小、性能高、利于硬件实时实现的检测算法。Infrared small target detection technology is the core of tracking system of infrared making images. So infrared small target detection technology is a very
金胜昔
core  

Aware Distribute and Sparse Network for Infrared Small Target Detection

open access: yesIEEE Access
Deep learning has achieved tremendous success in the field of object detection. The efficient detection of infrared small targets using deep learning methods remains a challenging task.
Yansong Song, Boxiao Wang, Keyan Dong
doaj   +1 more source

Anisotropic Phonon Dynamics and Directional Transport in Actinide Van der Waals Semiconductor Uranium Triselenide

open access: yesAdvanced Functional Materials, EarlyView.
USe3 is introduced as an actinide van der Waals semiconductor that mirrors the quasi‐one‐dimensional physics of transition‐metal trichalcogenides. Polarization‐resolved Raman spectroscopy on exfoliated flakes maps strong in‐plane phonon anisotropy and strain‐tunable mode shifts.
Aljoscha Söll   +17 more
wiley   +1 more source

Small Infrared Target Detection via a Mexican-Hat Distribution

open access: yes, 2019
Although infrared small target detection has been broadly used in airborne early warning, infrared guidance, surveillance and tracking, it is still an open issue due to the low signal-to-noise ratio, less texture information, background clutters, and so ...
Yubo Zhang, Liying Zheng, Yanbo Zhang
core   +1 more source

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