Results 81 to 90 of about 4,137,589 (389)

Underwater Image Enhancement Based on Luminance Reconstruction by Multi-Resolution Fusion of RGB Channels

open access: yesSensors
Underwater image enhancement technology is crucial for the human exploration and exploitation of marine resources. The visibility of underwater images is affected by visible light attenuation.
Yi Wang   +4 more
doaj   +1 more source

Nonlinear Vibration and Control of Underwater Supercavitating Vehicles

open access: yesIEEE Access, 2018
When a supercavitating vehicle navigates underwater at a high speed, most of the surface is wrapped by cavity. With the influences of the system parameters and launching state, the nonlinear oscillation of the vehicle always occurs because of the ...
Tianhong Xiong, Yipin Lv, Wenjun Yi
doaj   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

A Transient Bond Model for Dynamic Constraints in Meso-Scale Coarse-Grained Systems

open access: yes, 2018
The dynamical properties of entangled polymers originate from the dynamic constraints due to the uncrossability between polymer chains. We propose a highly coarse-grained simulation model with transient bonds for such dynamically constrained systems ...
Uneyama, Takashi
core   +1 more source

Drag coefficient identification of high-spinning projectile using cubature Kalman filter

open access: yesAIP Advances, 2021
In order to obtain the aerodynamic parameters of a high-spinning projectile, a new parameter identification method is proposed based on the Cubature Kalman Filter (CKF).
Yucheng Zheng, Jun Guan, Wenjun Yi
doaj   +1 more source

Transient microcavity sensor

open access: yesOptics Express, 2015
9 pages, 5 ...
Shu, Fang-Jie   +4 more
openaire   +3 more sources

A Cre‐dependent lentiviral vector for neuron subtype‐specific expression of large proteins

open access: yesFEBS Letters, EarlyView.
We designed a versatile and modular lentivector comprising a Cre‐dependent switch and self‐cleaving 2A peptide and tested it for co‐expression of GFP and a 2.8 kb gene of interest (GOI) in mouse cortical parvalbumin (PV+) interneurons and midbrain dopamine (TH+) neurons.
Weixuan Xue   +6 more
wiley   +1 more source

Development Characteristics of Underwater Detonation Gas Jets in Confined Space

open access: yes水下无人系统学报
To explore the development characteristics of gas jets generated by pulsed detonation water ramjet engines working underwater in water deflectors, numerical simulations and experimental validations were conducted on underwater detonation gas jets ...
Zhiqian XU   +5 more
doaj   +1 more source

Simulation of two-dimensional interior ballistics model of solid propellant electrothermal-chemical launch with discharge rod plasma generator

open access: yesDefence Technology, 2017
Instead of the capillary plasma generator (CPG), a discharge rod plasma generator (DRPG) is used in the 30 mm electrothermal-chemical (ETC) gun to improve the ignition uniformity of the solid propellant.
Yan-jie Ni   +5 more
doaj   +1 more source

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

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