Results 111 to 120 of about 1,510,137 (298)

The impact of pumped storage operation on the vertical temperature structure in a deep lake: a mathematical model

open access: yes, 1980
An increasing number of anthropogenic exploitations of lakes, among other influences, are leading to changes in the physical characteristics of lakes. Among these are pumped storage power plants (PSPP) which operate between two bodies of water which may ...
Imboden, Dieter M. (author)
core  

Memristive‐Gated RC‐Delay Synaptic Transistors for Time‐Encoded Analog in‐Memory Computing

open access: yesAdvanced Functional Materials, EarlyView.
A Memristive‐Gated Transistor for Time‐Encoded Analog In‐Memory Computing — By exploiting the RC delay of a self‐rectifying interface‐type memristor, nonlinear I–V distortion is structurally bypassed, enabling 3‐bit nonvolatile memory, spike‐timing‐based analog encoding, and hardware‐calibrated reservoir‐computing validation within a unified device ...
Yun‐Seo Shin   +7 more
wiley   +1 more source

Carbon Emission Reduction Calculation Method for Pumped Storage Based on CCER Rules

open access: yesZhongguo dianli
Pumped storage plays a significant role in emission reduction for accomodating new energy and achieving clean replacement of peak shaving power sources.
Sanmin XU, Gong ZHANG, Fang WANG, Lei PU
doaj   +1 more source

Low head pumped hydro storage with contra-rotating pump-turbines [Elektronisk resurs]

open access: yes, 2022
The increasing share of electrical energy production by intermittent sources pushes the demand for energy storage. Pumped hydro storage (PHS) has a long history of providing a cost-efficient energy storage solution. However, for PHS to be a viable option,
Fahlbeck, Jonathan,
core  

Dynamically Actuated Reconfigurable Topographical Surface Enables Active Control of Implant‐Associated Infections

open access: yesAdvanced Functional Materials, EarlyView.
A dynamically actuated reconfigurable topographical surface (DARTS) integrates contact‐mediated bactericidal nanotopography with programmable mechanical actuation to actively disrupt bacterial biofilms. Dynamic surface reconfiguration enhances bacterial killing and suppresses implant‐associated infections in vivo, providing a new strategy for active ...
Mohammad Asadi Tokmedash   +4 more
wiley   +1 more source

Gradient‐Conductivity Architecture Enables Synchronous Enhancement of Sensitivity and Detection Range in Multifunctional All‐Paper Sensors

open access: yesAdvanced Functional Materials, EarlyView.
A gradient‐engineered all‐paper sensor is fabricated by integrating MXene and in situ grown AgNPs within hierarchical cellulose networks. The device breaks the sensitivity–detection range trade‐off through cascaded conductive pathways, enabling ultrahigh pressure sensitivity, humidity–pressure decoupled dual‐mode sensing, and outstanding EMI shielding,
Ao Li   +7 more
wiley   +1 more source

Raman amplification and pulsed lasing in cladding-pumped germanosilicate fiber

open access: yes
We report for the first time Raman amplification in a cladding-pumped fiber. The double-clad germanosilicate fiber was pumped by a Q-switched Er-Yb co-doped fiber laser at 1570 nm. The power conversion efficiency was up to 36%, with a slope of 64%
Selvas, R.   +5 more
core   +1 more source

Performance Testing of Salt-Gas Heat Exchangers for Pumped Thermal Energy Storage

open access: yesSolarPACES Conference Proceedings
Pumped Thermal Energy Storage (PTES) systems store energy by driving a temperature difference between hot and cold reservoirs, offering higher exergy efficiency than conventional thermal storage power cycles. For example, Malta Inc.
Marco Prenzel   +7 more
doaj   +1 more source

Emerging Post‐CMOS Hardware Neurons for Brain‐Inspired Computing: Devices, Circuits, and System Integration

open access: yesAdvanced Functional Materials, EarlyView.
The physical realization of artificial neurons is a critical challenge for energy‐efficient neuromorphic computing. This review presents a comprehensive analysis of the evolution of artificial neuron implementations from conventional CMOS to emerging post‐CMOS technologies.
Kannan Udaya Mohanan   +4 more
wiley   +1 more source

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