Results 81 to 90 of about 188,810 (280)

Resonant Domain Wall Dynamics in a Three‐Dimensional Magnetic Nano Double Helix

open access: yesAdvanced Materials, EarlyView.
3D magnetic nanostructures promise exciting possibilities for magnetization dynamics. However, experimental realizations remain scarce. In nanoprinted cobalt double helices, time‐resolved X‐ray microscopy reveals harmonic domain wall dynamics. Simulations identify the mode and additional higher‐frequency resonances, revealing a rich dynamic landscape ...
Pamela Morales‐Fernández   +15 more
wiley   +1 more source

High-Power Hybrid Nanogenerator With Multi-Degree-of-Freedom Mechanical Coupling for Harvesting Water Wave Energy. [PDF]

open access: yesAdv Sci (Weinh)
A high‐power hybrid nanogenerator (HP‐HNG) with multi‐degree‐of‐freedom mechanical coupling is reported, integrating multi‐directional wave energy for output to achieve 1 + 1 > 2 energy harvesting. The HP‐HNG achieves a peak output power of 0.764 W, corresponding to a peak power density of 127.303 W m−3. At a wave frequency of 1 Hz, the HP‐HNG delivers
Ding S   +9 more
europepmc   +2 more sources

Autonomous Folding of Soft Matter From Living Polymers

open access: yesAdvanced Materials, EarlyView.
Origami structures are endowed with “living” polymer creases that grow, remodel, and stiffen in response to nutrient solutions. This post‐fabrication growth enables autonomous folding, iterative regrowth, and mechanical tuning involving origami assemblies, such as cranes, Miura‐ori tessellations, rigid and non‐rigid square‐twist patterns, establishing ...
Jiahe Huang   +6 more
wiley   +1 more source

Hawaii Deep Water Cable Program Phase II-C [PDF]

open access: yes, 1987
Prepared by G. Krasnick and J. Mansur of Parsons Hawaii for Hawaiian Electric Company, Inc. and the State of Hawaii Department of Business and Economic Development.
Mansur, J., Krasnick, George
core   +2 more sources

Installation of XLPE-Insulated 400 kV Submarine AC Power Cables under the Dardanelles Strait: A 4 GW Turkish Grid Reinforcement

open access: yesEnergies, 2018
This paper describes the 400 kV AC submarine link under the Dardanelles Strait composed of 12 submarine armoured single-core cross-linked polyethylene (XLPE)-insulated cables (plus a back-up power cable). The link consists of two parallel-operated double-
Roberto Benato   +4 more
doaj   +1 more source

Large Submarine Landslides on Continental Slopes: Geohazards, Methane Release, and Climate Change [PDF]

open access: yes, 2014
Submarine landslides on open continental slopes can be prodigious in scale. They are an important process for global sediment fluxes, and can generate very damaging tsunamis.
Michael Clare   +19 more
core   +2 more sources

Data‐Driven Materials Science for Energy‐Sustainable Applications

open access: yesAdvanced Materials, EarlyView.
Data‐driven approaches powered by artificial intelligence are transforming materials discovery for energy sustainability. This review examines how auto‐generated high‐quality materials databases and domain‐specific language models accelerate research in photovoltaics, thermoelectrics, batteries and magnetic materials. Applications involve extraction of
Jacqueline M. Cole
wiley   +1 more source

Ion Concentration and Voltage Imaging With Fluorescent Nanodiamonds

open access: yesAdvanced Materials, EarlyView.
We demonstrate reversible switching between the fluorescent NV0 and the dark NV+ state, in sub‐30 nm FNDs via surface oxidation and hydrogenation, respectively. In an electrochemical cell, we show that the fluorescence from hydrogenated particles enables all‐optical imaging of voltages and ion concentrations at the micrometer scale.
Patrick Voorhoeve   +8 more
wiley   +1 more source

Studies into the detection of buried objects (particularly optical fibres) in saturated sediment. Part 1: background

open access: yes, 2007
Damaged submarine fibre optic telecommunication cables have, in the past, beenlocated by the use of remotely operated underwater vehicles. These are fitted withsensors which have the capability to detect the metal shielding in the metallic coresused in ...
Leighton, T.G., Evans, R.C.P.
core   +1 more source

The Atlantic submarine cable [PDF]

open access: yesJournal of the Franklin Institute
n ...
openaire   +1 more source

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