Results 111 to 120 of about 2,220,902 (323)

A note on the stability of slip channel flows

open access: yes, 2005
We consider the influence of slip boundary conditions on the modal and non-modal stability of pressure-driven channel flows. In accordance with previous results by Gersting (1974) (Phys.
Carlo Cossu   +3 more
core   +4 more sources

The readiness among the polytechnic engineering and non-engineering lecturers towards implementation of 4C in teaching [PDF]

open access: yes, 2020
The paper discusses the readiness level of the 4C polytechnics lecturer (creative, critical, communication & collaboration) from the cognitive, psychomotor and affective domains. By using questionnaires as an instrument, this research employed the survey
Awang, Noor Hidayah, Ming, Foong Lee
core  

Nanoarchitectonics of Porous Carbons Templated by Inorganic Metal Oxides and Alkali Metal Salts for Energy and Environmental Applications

open access: yesAdvanced Science, EarlyView.
This review explores inorganic metal oxides and metal salt nanoparticles templated porous carbons, highlighting their synthesis, structural features, and performance in energy and environmental applications. It critically compares template types, porosity control, and functional outcomes across recent literature.
Gurwinder Singh   +8 more
wiley   +1 more source

T Cell Exhaustion in Cancer Immunotherapy: Heterogeneity, Mechanisms, and Therapeutic Opportunities

open access: yesAdvanced Science, EarlyView.
T cell exhaustion limits immunotherapy efficacy. This article delineates its progression from stem‐like to terminally exhausted states, governed by persistent antigen, transcription factors, epigenetics, and metabolism. It maps the exhaustion landscape in the TME and proposes integrated reversal strategies, providing a translational roadmap to overcome
Yang Yu   +7 more
wiley   +1 more source

Self‐Assisted Charge Storage‐Release Mechanism Enabling Flexible Design of Biomimetic Triboelectric Nanogenerators

open access: yesAdvanced Science, EarlyView.
Inspired by the mimosa, this study develops a flexible triboelectric nanogenerator with a novel microneedle array and battery‐mimetic architecture. The device introduces a spontaneous charge self‐regulation mechanism that confines the electric field below the air breakdown threshold, and achieves an outstanding charge density of 396.50 µC m−2 ...
Hanpeng Gao   +7 more
wiley   +1 more source

Systematic Literature Review Methodology for Drone Recharging Processes in Agriculture and Disaster Management

open access: yesDrones
Unmanned Aerial Vehicles (UAVs), or drones, are becoming increasingly vital in agriculture and disaster management due to their autonomous monitoring, data collection, and service delivery capability.
Leonardo Grando   +3 more
doaj   +1 more source

Contiguous Multilevel Thoracic Ossification of Ligamentum Flavum in a Young Adult Spine

open access: yesCase Reports in Orthopedics, 2019
The ossification of the ligamentum flavum (OLF) was characterized by the replacement of the ligamentum flavum by ectopic new bone formation. Although OLF is well known as one of the causes of thoracic myelopathy through the compression of the spinal cord
Tsuyoshi Yamada   +4 more
doaj   +1 more source

Recognition of the vibriosis risk in Polish coastal waters of the Baltic Sea and public engagement in its mitigation [PDF]

open access: yesJournal of Water and Land Development
The surface water temperature in the Baltic Sea has been growing as a consequence of broader changes of the Earth’s climate, which contributes to the proliferation of natural bacterioplankton and new types of bacteria, such as Vibrio vulnificus, in the ...
Joanna Piwowarczyk   +2 more
doaj   +1 more source

Latin American Unions and the Reform of Social Service Delivery Systems: Institutional Constraints and Policy Choice [PDF]

open access: yes
Recent policy debates on the reform of social service delivery systems focus on the decentralization of services and the introduction of competition in order to improve the quality of services.
Maria Victoria Murillo
core  

Review: Insight on Porous Carbon Positive Electrode for Sodium‐Ion Capacitors: Interplay Between Synthesis, Properties, and Performance

open access: yesAdvanced Science, EarlyView.
Sodium ion capacitor (SIC) is currently constrained by the low discharge capacity of commercial activated carbon as positive electrode material. This review provides a holistic summary of research efforts on alternative porous carbon materials for SIC. Image created by the authors with www.biorender.com.
Ademola Adeniji   +2 more
wiley   +1 more source

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