Results 71 to 80 of about 85,363 (249)

Intrinsic safety principle and phenomenon which influence the intrinsic safety of the circuitry involued [PDF]

open access: yes, 1992
When an electric circuit is getting opening by a switch, we notice of course that the current stopS.to flow but we can also observe a very brief flash more or less bright depending on circumstances between the metallic separating parts of the switch ...
Davrou, Claude
core   +1 more source

Highly Conductive and Stretchable Photothermal CuSe Fiber for Wearable Electronics and Implantable Drug Release Systems

open access: yesAdvanced Functional Materials, EarlyView.
The conductive and stretchable photothermal CuSe fiber is fabricated for versatile biomedical applications. This CuSe fiber functions as a reliable wearable strain sensor and heater due to its high conductivity, stretchability and photothermal efficiency.
Kukro Yoon   +9 more
wiley   +1 more source

Research and application of remote intelligent fluid supply and power supply technology in coal mine super-long strike fully mechanized caving face

open access: yesMeitan kexue jishu
In the working conditions of long-strike coal mine faces, the traditional approach for liquid supply and power supply equipment is mobile withdrawal to follow the mining progress. However, this production method has several drawbacks. It involves a large
Chuanming ZHANG   +5 more
doaj   +1 more source

LT-23: The feedback vibrating capacitor fieldmeter [PDF]

open access: yes
A redesign effort was undertaken starting in the fall of 1988 to replace the Models 1019A and 1019B fieldmeter probes resulting in greatly improved performance.
Vosteen, James R., Vosteen, William E.
core   +1 more source

The global dimension of water governance: why the river basin approach is no longer sufficient and why cooperative action at global level is needed [PDF]

open access: yes, 2010
When water problems extend beyond the borders of local communities, the river basin is generally seen as the most appropriate unit for analysis, planning, and institutional arrangements.
Hoekstra, Arjen Y.
core   +6 more sources

Unlocking Photodetection Mode Switching from a Simple Lateral Design

open access: yesAdvanced Functional Materials, EarlyView.
A simple lateral 2D perovskite photodetector capable of switching among transient, continuous, and dual transient/continuous photoresponse modes is achieved by integrating photoconductive effects with capacitive coupling from the SiO2/Si substrate. Such light‐programmable photodetection mode switching enables triple‐channel information transmission and
Zijun (June) Yong   +10 more
wiley   +1 more source

Magnetothermal‐Triggered Response and Self‐Healing of Recyclable and Reprocessable Nanocomposites for Actuation Systems

open access: yesAdvanced Functional Materials, EarlyView.
Developing recyclable materials for magnetic robotics that combine rapid response and self‐healing properties is challenging. Hence, this study focuses on the integration of magnetothermal nanoparticles into a dynamic sorbitol‐based vitrimer, a recyclable composite capable of remote actuation and self‐healing by magnetic heating.
Maria Weißpflog   +3 more
wiley   +1 more source

Nuclear high-radioactive residues: a new economic solution based on the emergence of a global competitive market [PDF]

open access: yes
Nuclear energy is economic and does not emit CO2 but has two central setbacks. First, it has not been yet implemented an efficient method of disposing the spent fuel.
Pedro Cosme da Costa Vieira
core  

Design Strategies and Emerging Applications of High‐Performance Flexible Piezoresistive Pressure Sensors

open access: yesAdvanced Functional Materials, EarlyView.
Flexible piezoresistive pressure sensors underpin wearable and soft electronics. This review links sensing physics, including contact resistance modulation, quantum tunneling and percolation, to unified materials/structure design. We highlight composite and graded architectures, interfacial/porous engineering, and microstructured 3D conductive networks
Feng Luo   +2 more
wiley   +1 more source

Coal/rock interface detection by sensitized pick, part A [PDF]

open access: yes
In order to increase the operating margins of the detector for safe, reliable operation under difficult in-mine conditions the transmitted signal strength was increased to provide additional signal margin for in-mine conditions and the transmitter ...
Erkes, J. W., Wu, P. T. K.
core   +1 more source

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