Results 121 to 130 of about 112,233 (315)

Congruence lattices of finite chains with endomorphisms [PDF]

open access: yes, 2001
summary:Characterization of congruence lattices of finite chains with either one or two endomorphisms is ...
Ježek, Jaroslav, Slavík, Václav
core   +1 more source

3D‐Printed Titanium Gyroid Scaffold Structure Integrated With Tough Hybrid Materials for Cartilage Replacement

open access: yesAdvanced Engineering Materials, EarlyView.
This study proposes a potential device design for joint cartilage replacement. Silica‐polytetrahydrofuran (SiO2‐PolyTHF) hybrids with customizable mechanical properties were developed to mimic the characteristics of a natural meniscus. These were synthesized through a two‐pot sol–gel hybrid process.
Yu‐Chien Lin   +12 more
wiley   +1 more source

Amalgamation in varieties of residuated lattices

open access: yes
We investigate the amalgamation property (AP) in varieties of residuated lattices. This endeavor is motivated both from the purely algebraic point of view as well as from the logical point of view through the importance of residuated lattices as ...
Santschi, Simon Elia
core   +1 more source

Impact of the Process Atmosphere During Hot Isostatic Pressing on the Near‐Surface Composition of an Additively Manufactured Austenitic High‐Interstitial Steel

open access: yesAdvanced Engineering Materials, EarlyView.
A high interstital austenitic steel is additively manufactured and postdensified by HIP to eliminate gas porosity. Thereby, the loss of N and Mn in Ar HIP atmosphere is investigated. Further, HIP using N2 atmosphere is investigated which led to excessive nitride formation.
F. Großwendt   +4 more
wiley   +1 more source

Lattice-based Proxy Signature Scheme in the Standard Model

open access: yes工程科学与技术, 2014
:The provably secure public-key cryptosystems in the standard model are more practical, but the provably secure lattice-based proxy signature schemes in the standard model have not been constructed up to now.
李明祥, 郑艳娟, 许明
doaj  

The amalgamation property for varieties of lattices

open access: yes, 1984
There are precisely three varieties of lattices that satisfy the amalgamation property: trivial lattices, distributive lattices, and all lattices.
Alan Day, Jaroslav Ježek
core   +1 more source

Mitigating Creep Anisotropy and Enhancing Performance in Additively Manufactured Ni‐Based Superalloys: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing introduces pronounced microstructural and crystallographic anisotropy in Ni‐based superalloys, resulting in orientation‐dependent creep deformation and damage. This review identifies the key microstructural origins of creep anisotropy, examines their influence on dominant deformation mechanisms, and highlights processing ...
Chandan Kumar   +3 more
wiley   +1 more source

Expressive encryption systems from lattices

open access: yes, 2011
In this survey, we review a number of the many “expressive”\ud encryption systems that have recently appeared from lattices, and explore the innovative techniques that underpin ...
Boyen, Xavier, Xavier Boyen
core   +1 more source

Electrodeposition in Structural Lattices of Variable Architectures

open access: yesAdvanced Engineering Materials, EarlyView.
Electrodeposition enables geometry‐sensitive, autonomous void filling while simultaneously tuning chemical and mechanical properties. The development of approaches that can autonomously fill and heal material voids and yield composites with tailorable properties is increasingly relevant in engineering.
Yeong‐Man Kwon   +3 more
wiley   +1 more source

Modal Logic of Lattices

open access: yesBulletin of the Section of Logic
We prove that the modal logic of lattices with the accessibility relation of being isomorphic to a sublattice is S4.2. The same is proven for modular and distributive lattices.
Maciej A. Hałapacz
doaj   +1 more source

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