Results 151 to 160 of about 120,915 (256)

Target Recognition Using Infrared Polarization Imaging System

open access: yes, 2011
In this paper, we developed an infrared polarization imaging system. The system is composed of imaging lens, IR polarizing filter, medium wave IR detector, and image acquisition system.
Jun Wang, Na Ding, Jiao Bo Gao
core   +1 more source

Polarization-Enhanced Multi-Target Underwater Salient Object Detection

open access: yesPhotonics
Salient object detection (SOD) plays a critical role in underwater exploration systems. Traditional SOD approaches encounter notable constraints in underwater image analysis, primarily stemming from light scattering and absorption effects induced by ...
Jiayi Song   +5 more
doaj   +1 more source

Integrated Field‐Free SOT Domain‐Wall Synapses and MTJ Stochastic Neurons for Hardware Boltzmann Machines

open access: yesAdvanced Functional Materials, EarlyView.
Field‐free spin‐orbit torque domain‐wall synapses integrated with stochastic MTJ neurons enable compact hardware Boltzmann machines. Leveraging intrinsic stochasticity and multi‐level conductance, the system achieves efficient probabilistic learning with high accuracy, demonstrating a scalable spintronic platform for energy‐efficient edge AI.
Aijaz H. Lone   +8 more
wiley   +1 more source

Dichroic Circular Polarizers Based on Plasmonics for Polarization Imaging Applications. [PDF]

open access: yesNanomaterials (Basel), 2021
Zheng J   +7 more
europepmc   +1 more source

Dual-mode polarization-sensitive tunable metalens enabling Bright-Field and Edge-Enhanced imaging

open access: yes
Metalenses exhibit significant potential in various fields due to their ability to access comprehensive, complex information. The ability to integrate multiple features into a single device, along with its compact and efficient design, allows for the ...
Mehmood, Muhammad Qasim   +5 more
core   +1 more source

Historical Foundation and Practical Guideline for Ferroelectric Switching Kinetic Studies

open access: yesAdvanced Functional Materials, EarlyView.
The P and U pulses in the conventional PUND measurements are not identical because of the interplay between switching current and the measurement circuit components. This circuit effect can lead to a shift in polarization transients and misinterpreted physics in the switching kinetics.
Yi Liang, Pat Kezer, John T. Heron
wiley   +1 more source

The Ni,Cd Heteroatoms‐Initiated Synergistic Tuning of Electron Configuration in Fe2VO4 Nanosheets Electrocatalysts to Profoundly Stabilize Alkaline Seawater Electrolysis

open access: yesAdvanced Functional Materials, EarlyView.
A Ni,Cd‐codoped Fe2VO4/NF bifunctional electrocatalyst is rationally designed for efficient seawater electrolysis. Synergistic effect modulates electron configuration, optimizes intermediates adsorption, stabilizes high‐valence Fe/V sites, and repels chloride ions to suppress corrosion and side reactions, thus contributing to performance improvement of
Weiguo Huang   +15 more
wiley   +1 more source

Polarization measurement using polarization interference imaging spectrometer

open access: yes, 2008
It is a common method to use the interferential characteristics of light to detect the object in the polarization interference imaging spectrometer system, but the polarized characteristics are usually ignored.
Du Juan   +4 more
core  

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