Results 41 to 50 of about 5,494,298 (217)

Timing and synchronisation for high‐loss free‐space quantum communication with Hybrid de Bruijn Codes

open access: yesIET Quantum Communication, 2021
Satellite‐based, long‐distance free‐space quantum key distribution has the potential to realise global quantum secure communication networks. Detecting faint quantum optical pulses sent from space requires highly accurate and robust classical timing ...
Peide Zhang   +3 more
doaj   +1 more source

Space Frequency Codes from Spherical Codes

open access: yes, 2005
A new design method for high rate, fully diverse ('spherical') space frequency codes for MIMO-OFDM systems is proposed, which works for arbitrary numbers of antennas and subcarriers.
Henkel, Oliver
core   +3 more sources

Parasismique, oser éprouver l’acceptabilité sociale

open access: yesVertigO, 2016
Coping with natural hazards induces a social re-organization. Threat acceptance and the acceptability of technical solutions to reduce seismic vulnerability are linked to knowledge of the hazard and the willingness of the constraint.
Stéphane Cartier, Cloé Vallette
doaj   +1 more source

Ion-matter interaction: An overview of available formulations/codes

open access: yesRadiation Protection and Environment
Ion-matter interaction has significant effects on electronic, structural, thermal, mechanical, and other properties of the target materials. In this process of interaction, the accurate knowledge of the parameters such as range, energy loss, straggling ...
Mohan Singh
doaj   +1 more source

Ritualisme, religion, codes symboliques des associations criminelles en milieu pénitentiaire

open access: yesCahiers de Narratologie, 2019
Cet article répond à la nécessité de comprendre les spécificités du phénomène mafieux et se consacre en particulier aux dynamiques de la communication.
Marco Soddu
doaj   +1 more source

Common institutional ownership and investment efficiency: Empirical evidence from China

open access: yesBorsa Istanbul Review, 2023
Common institutional ownership has become a significant form of shareholding in the capital market. Using panel data on 2395 listed companies in China from 2007 to 2020, we examine the investment efficiency of this ownership practice on microcorporate ...
Yajie Bai, Leilei He, Tiegang Zhang
doaj   +1 more source

Model Code of Conduct [PDF]

open access: yes, 2005
Code of conduct to be adopted by WRC member schools and colleges as the standard they will require of licensees.
Workers’ Rights Consortium
core   +1 more source

New Lower Bounds for Constant Dimension Codes [PDF]

open access: yes, 2013
This paper provides new constructive lower bounds for constant dimension codes, using different techniques such as Ferrers diagram rank metric codes and pending blocks.
Silberstein, Natalia   +1 more
core   +1 more source

Anatomical variations and coding of the intra-trunk pathways in the thoracodorsal nerve

open access: yesБюллетень сибирской медицины, 2023
Aim. To study anatomical variations of the intra–trunk pathways in the thoracodorsal nerve bundles and to develop a system for their coding.Materials and methods.
N. S. Gorbunov   +4 more
doaj   +1 more source

Codes Induced by Alternative Codes [PDF]

open access: yesActa Mathematica Vietnamica, 2018
Alternative codes, an extension of the notion of ordinary codes, have been first introduced and considered by P. T. Huy et al. in 2004. As seen below, every alternative code, in its turn, defines an ordinary code. Such codes are called codes induced by alternative codes or alt-induced codes, for short.
Ngo Thi Hien, Do Long Van
openaire   +2 more sources

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