Results 31 to 40 of about 334,285 (268)

Research on Mechanism Design and Kinematic Characteristics of Self-Propelled Photovoltaic Cleaning Robot

open access: yesApplied Sciences, 2023
A hydraulic drive-based self-propelled photovoltaic panel cleaning robot was developed to tackle the challenges of harsh environmental conditions, difficult roads, and incomplete cleaning of dust particles on the photovoltaic panel surface in ...
Jing Yang   +4 more
doaj   +1 more source

Investigation on the Cross Power Control of Axial Piston Double Pump Based on the Virtual Prototype

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2009
In order to improve the power control flexibility of axial piston double pump and reduce energy consumption, a cross power control mechanism of double pump is developed.
Bin ZHANG   +3 more
doaj   +1 more source

Research on the Inertial Migration Characteristics of Bi-Disperse Particles in Channel Flow

open access: yesApplied Sciences, 2021
The inertial focusing effect of particles in microchannels shows application potential in engineering practice. In order to study the mechanism of inertial migration of particles with different scales, the motion and distribution of two particles in ...
Dongmei Chen, Jianzhong Lin, Xiao Hu
doaj   +1 more source

Dataset for Scheduling Strategies for Microgrids Coupled with Natural Gas Networks

open access: yesData, 2019
Datasets are significant for researchers to test the functionality of their proposed strategies for the microgrid dispatch. This article presents a dataset to help researchers in testing their algorithms related to the dispatch problem of microgrids ...
Muhammad Yousif   +5 more
doaj   +1 more source

Research on Dynamic Modeling and Parameter Influence of Adaptive Gun Head Jet System of Fire-Fighting Monitor

open access: yesIEEE Access, 2020
The jet medium of the adaptive gun head jet system of the fire-fighting monitor is generally a mixture of air and water. During the operation, the equivalent stiffness of the jet fluid fluctuates periodically or randomly due to the pressure pulsation of ...
Xiaoming Yuan   +3 more
doaj   +1 more source

Annular Electromagnetic Generator for Harvesting Ocean Wave Energy

open access: yesJournal of Marine Science and Engineering, 2023
To sustainably power ocean sensors by harvesting ocean wave energy, an annular electromagnetic generator (A-EMG) based on the principle of Faraday electromagnetic induction is proposed in this paper.
Chunjie Wang   +4 more
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Determination of Critical Point of Particle Migration Direction in a Confined Shear Flow of Giesekus Fluids

open access: yesEnergies, 2023
Migration of a particle in a confined shear flow of Giesekus fluids is investigated numerically with the method of direct forcing/fictitious domain. We focus on the migration direction for the particle with initial lateral position y0 and determination ...
Zhenna Li, Bingrui Liu, Jianzhong Lin
doaj   +1 more source

Ligand‐dependent transcriptional heterogeneity in cell cycle gene expression delays G1/S entry

open access: yesFEBS Letters, EarlyView.
EGF and HRG induce distinct G1/S progression programs in ErbB2‐amplified BT474 breast cancer cells. Despite activating the potent ErbB2–ErbB3 heterodimer, HRG does not accelerate cell‐cycle entry. Instead, EGF promotes earlier restriction‐point passage via ERK–FOS signaling, whereas HRG activates the AKT–MYC axis, driving transcriptional heterogeneity ...
Ririn Rahmala Febri   +5 more
wiley   +1 more source

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