Results 51 to 60 of about 1,316,650 (313)

Deformation Mechanism and Control Technology of the Surrounding Rock of the Floor Roadway under the Influence of Mining

open access: yesAdvances in Civil Engineering, 2020
Deformation and failure mechanism of the surrounding rock of the floor roadway under the influence of working face mining is complicated, and roadway control is difficult.
Qingchong Zhao, Baojie Fu, Jiadi Yin
doaj   +1 more source

Institutional Insecurity [PDF]

open access: yes, 2006
Already the world's second biggest energy consumer, China is presently on track to become the world's largest user of energy by the year 2030. This phenomenon has kindled a profusion of literature to address how China will meet this demand and the affect
Kong Bo
core  

Infrared Neural Stimulation Elicits Distinct Molecular Pathways in Astrocytes Based on Laser Pulse Parameters

open access: yesAdvanced Biology, EarlyView.
Infrared (IR) light evokes distinct calcium and water transport responses in astrocytes, depending on stimulation duration and protocol. This study uses widefield imaging and pharmacology to reveal differential engagement of astroglial signaling pathways.
Wilson R. Adams   +7 more
wiley   +1 more source

Study on the digitalization of trip equations including dynamic compensators for the Reactor Protection System in NPPs by using the FPGA

open access: yesNuclear Engineering and Technology, 2023
Advanced reactors, such as Small Modular Reactors or existing Nuclear Power Plants, often use Field Programmable Gate Array (FPGA) based controllers in new Instrumentation and Control (I&C) system architectures or as an alternative to existing analog ...
Kwang-Seop Son   +2 more
doaj   +1 more source

Rethinking Regional Energy Policy Do Threats Matter in Supply and Generation Process? [PDF]

open access: yes, 2013
The study investigates potential threats to energy security and sustainable electricity production from a regional perspective, after identifying a host of factors that are likely to affect sustainable energy production and supply using seemingly ...
Alege, P. O.   +2 more
core  

Survey and Benchmark of Block Ciphers for Wireless Sensor Networks [PDF]

open access: yes, 2006
Cryptographic algorithms play an important role in the security architecture of wireless sensor networks (WSNs). Choosing the most storage- and energy-efficient block cipher is essential, due to the facts that these networks are meant to operate without ...
Doumen, J.M., Hartel, P.H., Law, Y.W.
core   +3 more sources

3D‐Printed Architected Material for the Generation of Foam‐Based Protective Equipment

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates 3D‐printed architected structures as alternatives to traditional foams in protective gear. It focuses on customizing impact strength and damping through design and manufacturing integration. Testing shows these structures outperform conventional foams, offering enhanced customizability, lower weight, and tunable performance ...
Ali Zolfagharian   +5 more
wiley   +1 more source

Characterizing the Impacts of Multi‐Scale Heterogeneity on Solute Transport in Fracture Networks

open access: yesGeophysical Research Letters, 2023
We model flow and transport in fracture networks with varying degrees of fracture‐to‐fracture aperture heterogeneity and network intensity to show how changes in these properties can cause the emergence of anomalous flow and transport behavior.
Matthew R. Sweeney   +6 more
doaj   +1 more source

Ensuring Energy Security in Europe: The EU between a Market-based and a Geopolitical Approach. EU Diplomacy Paper 03/2013 [PDF]

open access: yes, 2013
The question of energy security of the European Union (EU) has come high on the European political agenda since the mid-2000s as developments in the international energy sector have increasingly been perceived as a threat by the EU institutions and by ...
Metais, Raphaël
core  

Wafer Bonding Technologies for Microelectromechanical Systems and 3D ICs: Advances, Challenges, and Trends

open access: yesAdvanced Engineering Materials, EarlyView.
This review explores wafer bonding technologies, covering wafer preparation, activation methods, and bonding mechanisms. It compares direct and indirect bonding, highlights recent advancements and future trends, and examines applications in 3D integration and packaging.
Abdul Ahad Khan   +5 more
wiley   +1 more source

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