Results 101 to 110 of about 3,851 (271)

Erdos type configuration problems in modules over finite rings

open access: yes, 2014
Thesis (Ph. D.)--University of Rochester. Department of Mathematics, 2014.Throughout this thesis we study two types of discrete problems over finite fields and rings. In the first part, we study Erdős type geometric problems for vector spaces over finite
Pakianathan, Jonathan   +2 more
core  

Experimental Characterization of Mycelium‐Based Composites Under Multiple Loading Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines the mechanical response of mycelium‐based composites under compression, shear, and tension using mechanical testing and imaging methods. The comparison between unpressed and hot‐pressed specimens shows that hot pressing is associated with higher compression and shear stiffnesses.
Shaghayegh Elahi   +5 more
wiley   +1 more source

On the theory of Krull rings and injective modules

open access: yes, 1988
In the first chapter we give an outline of classical KRULL rings as in SAMUEL (1964), BOURBAKI (1965) and FOSSUM (1973). In the second chapter we introduce two notions important to our treatment of KRULL theory.
Prince, R N
core  

ZSn-Modules and polynomial identities with integer coefficients

open access: yes, 2013
We show that, like in the case of algebras over fields, the study of multilinear polynomial identities of unitary rings can be reduced to the study of proper polynomial identities.
Janssens, Geoffrey, Gordienko, A.
core   +1 more source

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

Construction of rings and left-, right-, and bi-modules over a ring

open access: yes, 1990
Summary. Definitions of some classes of rings and left-, right-, and bi-modules over a ring and some elementary theorems on rings and skew ...
Michał Muzalewski
core  

From Food to Power: Hydrogel Thermoelectrics for Ingestible Electronics

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a fully edible thermoelectric–electrochromic platform that harvests heat from food and converts it into a visible color change. N‐type and p‐type hydrogel thermoelectric generators connected in series power anthocyanin‐based electrochromic displays, demonstrating the feasibility of safe, biodegradable, ingestible systems for on‐food ...
Antonia Georgopoulou   +3 more
wiley   +1 more source

Vol.2,No.1, January–February 1991 Université Catholique de Louvain Construction of Rings and Left-, Right-,

open access: yes, 2008
Summary. Definitions of some classes of rings and left-, right-, and bi-modules over a ring and some elementary theorems on rings and skew fields. MML Identifier: VECTSP 2.
Bi-modules Over A Ring
core  

Locally Quadratic Modules and Minuscule Representations

open access: yes, 2017
International audienceWe give a new, geometric proof of a theorem by Timmesfeld showing that for simple Chevalley groups, abstract modules where all roots act quadratically are direct sums of minuscule representations. Our proof is uniform, treats finite
Adrien Deloro, Deloro, Adrien
core   +1 more source

Integration of Low‐Voltage Nanoscale MoS2 Memristors on CMOS Microchips

open access: yesAdvanced Functional Materials, EarlyView.
This article presents the first monolithic integration of nanoscale MoS2‐based memristors into the back‐end‐of‐line of foundry‐fabricated CMOS microchips in a one‐transistor‐one‐resistor (1T1R) architecture. The MoS2‐based 1T1R cells exhibit forming‐free, nonvolatile resistive switching with ultra‐low operating voltages, low cycle‐to‐cycle variability ...
Jimin Lee   +16 more
wiley   +1 more source

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