Results 51 to 60 of about 123,617 (302)

Communicating via ignorance: Increasing communication capacity via superposition of order

open access: yes, 2020
Classically, no information can be transmitted through a depolarising, that is a completely noisy, channel. We show that by combining a depolarising channel with another channel in an indefinite causal order---that is, when there is superposition of the ...
Cao, Y.   +4 more
core   +1 more source

Preserving Information from the Beginning to the End of time in a Robertson-Walker Spacetime [PDF]

open access: yes, 2014
Preserving information stored in a physical system subjected to noise can be modeled in a communication-theoretic paradigm, in which storage and retrieval correspond to an input encoding and output decoding, respectively.
Mancini, Stefano   +2 more
core   +3 more sources

Understanding and Optimizing Li Substitution in P2‐Type Sodium Layered Oxides for Sodium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
This work explores Li‐substituted P2 layered oxides for Na‐ion batteries by crystallographic and electrochemical studies. The effect of lithium on superstructure orderings, on phase transitions during synthesis and electrochemical cycling and on the interplay of O‐ versus TM‐redox is revealed via various advanced techniques, including semi‐simultaneous 
Mingfeng Xu   +5 more
wiley   +1 more source

Remarkable improvement in damping capacity of M2052 alloy by step-cooling treatment

open access: yesMaterials Research Express, 2021
In order to efficiently produce high-damping Mn–Cu based alloys, different heat treatment processes were designed in this study, and the influence of the cooling process on the damping property of M2052 alloy was systematically investigated.
Li Wei   +7 more
doaj   +1 more source

A Comprehensive Study on the Optimal Design of Magnetorheological Dampers for Improved Damping Capacity and Dynamical Adjustability

open access: yesActuators, 2021
Purpose: We aim to provide a systematic methodology for the optimal design of MRD for improved damping capacity and dynamical adjustability in performing its damping function.
Liankang Wei   +5 more
doaj   +1 more source

Superelastic behavior and damping capacity of CuAlBe alloys

open access: yesMaterials Science and Engineering: A, 2006
Abstract Shape memory alloys (SMAs) showing the superelastic effect, dissipate energy through hysteretic cycles up to large strain amplitudes, without remnant strains after unloading. This effect is associated with a reversible stress-induced martensitic transformation.
Montecinos, Susana   +2 more
openaire   +3 more sources

Predicting Atomic Charges in MOFs by Topological Charge Equilibration

open access: yesAdvanced Functional Materials, EarlyView.
An atomic charge prediction method is presented that is able to accurately reproduce ab‐initio‐derived reference charges for a large number of metal–organic frameworks. Based on a topological charge equilibration scheme, static charges that fulfill overall neutrality are quickly generated.
Babak Farhadi Jahromi   +2 more
wiley   +1 more source

Damping behavior of Al/SiC functionally graded and metal matrix composites

open access: yesJournal of Asian Ceramic Societies, 2021
Al/SiC functionally graded and metal-matrix composites were investigated through dynamic mechanical analyzer as a function of vibrating frequencies. It was found that internal frictions were strongly dependent on material type and vibrating frequency ...
E. Acar, M. Aydın
doaj   +1 more source

Effect of lamellar LPSO phase on mechanical properties and damping capacity in cast magnesium alloys

open access: yesJournal of Materials Research and Technology, 2023
The effect of the lamellar long period stacking order (LPSO) phase on both mechanical properties and damping capacity of magnesium alloys is still vague.
Cong Dang   +6 more
doaj   +1 more source

Test system requirements for modelling future power systems [PDF]

open access: yes, 2010
This paper discusses the need for new test system models to be developed and made available to researchers. A number of features of such test systems are proposed.
Bell, K.R.W., Tleis, A.N.D.
core   +1 more source

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