Results 91 to 100 of about 376,550 (287)

Useful entanglement can be extracted from all nonseparable states

open access: yes, 2008
We consider entanglement distillation from a single-copy of a multipartite state, and instead of rates we analyze the "quality" of the distilled entanglement. This "quality" is quantified by the fidelity with the GHZ-state.
Fulton W.   +3 more
core   +1 more source

Arbitrary multi-qubit generation

open access: yesNew Journal of Physics, 2016
We propose and analyse a scheme for single-rail-encoded arbitrary multi-qubit quantum-state generation to provide a versatile tool for quantum optics and quantum information applications.
F Shahandeh   +3 more
doaj   +1 more source

Impact of Pre‐Oxidation Treatments on a Recycled MgO/Steel‐Composite as Carbon Free Anode in Aluminum‐Electrolysis Environments

open access: yesAdvanced Engineering Materials, EarlyView.
Cermets (60 vol.% AISI 316L stainless steel, 40 vol.% recycled MgO), intended for use in aluminum electrolysis, were pre‐oxidized in three furnaces with different heating technologies and subjected to a cryolite corrosion test. The different atmospheres influenced the formation of oxide layers, which in turn affected corrosion resistance and ...
Patricia Kaiser   +4 more
wiley   +1 more source

Improvement of Three-Party Semi-Quantum Protocol for Deterministic Secure Quantum Dialogue Based on GHZ States

open access: yesEntropy
Through the analysis of “Three-party semi-quantum protocol for deterministic secure quantum dialogue based on GHZ states”, we demonstrate that the protocol is vulnerable to attacks from dishonest participants.
Ling Zhang   +4 more
doaj   +1 more source

Ideal Molecular Sieving with a Dense MOF for Helium Upgrading with Highly Diffusion Selective Mixed Matrix Membranes

open access: yesAdvanced Functional Materials, EarlyView.
The separation of Helium gas from natural gas is challenging but highly important. MIL‐116(Ga), a “non‐porous” metal–organic framework is used as a molecular sieve to separate He from CH4. Druse‐like MIL‐116(Ga) particles are integrated into polysulfone mixed matrix membranes.
Ayisha Komal   +10 more
wiley   +1 more source

Experimental GHZ Entanglement beyond Qubits

open access: yes, 2017
The Greenberger-Horne-Zeilinger (GHZ) argument provides an all-or-nothing contradiction between quantum mechanics and local-realistic theories. In its original formulation, GHZ investigated three and four particles entangled in two dimensions only.
A Babazadeh   +43 more
core   +1 more source

Cabello’s nonlocality for generalized three-qubit GHZ states [PDF]

open access: yesQuantum Studies: Mathematics and Foundations, 2016
12 pages, 2 ...
openaire   +2 more sources

An Integrated Frequency Reconfigurable Antenna for Cognitive Radio Application [PDF]

open access: yesRadioengineering, 2017
A novel integrated antenna that consists of spectrum sensing and frequency reconfigurable antenna, printed on a single substrate is presented here. The integration of both antennas is based on the fact that reasonably large metallization area of UWB ...
S. Sharma, C.C. Tripathi
doaj  

MnI‐Functionalized Covalent Organic Framework as Efficient Electrocatalyst for CO2 Reduction in a Catholyte‐Free Zero‐Gap Electrolyzer

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates the successful integration of a phenanthroline‐based 2D COF with MnI catalytic sites into a catholyte‐free membrane‐electrode‐assembly cell for CO2 electroreduction. The crystalline COF actively suppresses Mn⁰–Mn⁰ dimerization, achieving a turnover frequency of 617 h⁻¹ at 2.8 V (full‐cell potential), and enabling stable operation.
Laura Spies   +8 more
wiley   +1 more source

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