Results 61 to 70 of about 418,718 (289)

Self-dual DeepBKZ for finding short lattice vectors

open access: yesJournal of Mathematical Cryptology, 2020
In recent years, the block Korkine-Zolotarev (BKZ) and its variants such as BKZ 2.0 have been used as de facto algorithms to estimate the security of a lattice-based cryptosystem.
Yasuda Masaya
doaj   +1 more source

Charged vector mesons in a strong magnetic field

open access: yes, 2013
We show that charged vector mesons cannot be condensed by a magnetic field. Although some hadron models predict the charged vector meson condensation in a strong magnetic field, we prove, by means of the Vafa-Witten theorem, that this is not the case in ...
Hidaka, Yoshimasa, Yamamoto, Arata
core   +1 more source

Phase Field Failure Modeling: Brittle‐Ductile Dual‐Phase Microstructures under Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
The approach by Amor and the approach by Miehe and Zhang for asymmetric damage behavior in the phase field method for fracture are compared regarding their fitness for microcrack‐based failure modeling. The comparison is performed for the case of a dual‐phase microstructure with a brittle and a ductile constituent.
Jakob Huber, Jan Torgersen, Ewald Werner
wiley   +1 more source

Analysis of the Extended Search Space for the Shortest Vector in Lattice [PDF]

open access: yesJournal of Systemics, Cybernetics and Informatics, 2011
Lattice reduction algorithms have been used for crypt-analysis of many public key cryptosystems. Several lattice reduction algorithms have been proposed in the literature while the most popular among them is the BKZ algorithm.
Masaharu Fukase, Kazunori Yamaguchi
doaj  

Numerical Exploration of Thermal Shock Resistance in MgO–C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
A mesostructure‐resolved numerical framework is developed to evaluate the thermal shock resistance of MgO–C refractories. By modeling interface debonding under rapid temperature changes and introducing a modified thermal shock parameter that accounts for mesocracks, the study shows how graphite content and aggregate size influence thermal shock ...
Jishnu Vinayak Gopi   +3 more
wiley   +1 more source

Some Mathematical Problems Behind Lattice-Based Cryptography

open access: yesCryptography
In 1994, P. Shor discovered quantum algorithms that can break both the RSA cryptosystem and the ElGamal cryptosystem. In 2007, D-Wave demonstrated the first quantum computer.
Chuanming Zong
doaj   +1 more source

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Magnetic structure of vector mesons in lattice QCD

open access: yesEPJ Web of Conferences, 2018
We have explored the response of the charged vector mesons on the external magnetic field. The g-factor of the charged vector ρ and K* mesons has been found.
Luschevskaya E.V.   +3 more
doaj   +1 more source

Phase diagrams of lattice models on Cayley tree and chandelier network: a review

open access: yesCondensed Matter Physics, 2022
The main purpose of this review paper is to give systematically all the known results on phase diagrams corresponding to lattice models (Ising and Potts) on Cayley tree (or Bethe lattice) and chandelier networks.
H. Akιn
doaj   +1 more source

Countable vector lattices [PDF]

open access: yesBulletin of the Australian Mathematical Society, 1974
In his paper “On the structure of ordered real vector spaces” (Publ. Math. Debrecen 4 (1955–56), 334–343), Erdös shows that a totally ordered real vector space of countable dimension is order isomorphic to a lexicographic direct sum of copies of the group of real numbers. Brown, in “Valued vector spaces of countable dimension” (Publ. Math. Debrecen 18 (
openaire   +2 more sources

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