Results 61 to 70 of about 5,247 (298)

Varieties of aperiodic monoids with central idempotents whose subvariety lattice is distributive [PDF]

open access: yes, 2022
We completely classify all varieties of aperiodic monoids with central idempotents whose subvariety lattice is distributive.Comment: 23 ...
Gusev, S. V., Gusev, Sergey V.
core   +2 more sources

Computer two dimensional maps of loop soliton lattice systems using the new approach to the no integrability Aesthetic field equations

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1992
We show that there are varieties of somewhat different loop soliton lattices when we specify an integration path in No Integrability Aesthetic Field Theory. These are illustrated using two dimensional computer maps.
M. Muraskin
doaj   +1 more source

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

Density-field structures in a few systems undergoing velocity ordering [PDF]

open access: yesEPJ Web of Conferences
We consider two (off-lattice) varieties of out-of-equilibrium systems, viz., granular and active matter systems, that, in addition to displaying velocity ordering, exhibit fascinating pattern formation in the density field, similar to those during vapor ...
Das Subir K.   +5 more
doaj   +1 more source

Hydrogen‐Assisted Fracture of Iron‐Based Fe–Ni–Al Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
Principal relations and fracture mechanisms of single‐phase and precipitate‐strengthened Fe–Ni–Al alloys subjected to prior electrochemical hydrogen charging are identified. The mechanisms of hydrogen effect on strength and microhardness are discussed, including hydrogen‐induced increase in microhardness and the role of hydrogen in fracture behavior ...
Nataliya Yadzhak   +3 more
wiley   +1 more source

Congruences and amalgamation in small lattice varieties [PDF]

open access: yes, 1998
Bibliography: pages 108-110.When it became apparent that many varieties of algebras do not satisfy the Amalgamation Property, George Grätzer introduced the concept of an amalgamation class of a variety .
Ouwehand, Peter
core  

Varieties of Distributive Rotational Lattices [PDF]

open access: yes, 2013
summary:A rotational lattice is a structure $\langle L;\vee ,\wedge , g\rangle $ where $L=\langle L;\vee ,\wedge \rangle $ is a lattice and $g$ is a lattice automorphism of finite order.
Czédli, Gábor, Nagy, Ildikó V.
core   +1 more source

Genetic variability for carotenoid content of grains in a composite maize population

open access: yesScientia Agricola, 2014
Local maize (Zea mays L.) varieties are cultivated by small-scale farmers in western Santa Catarina (SC) State, in southern Brazil. These small areas frequently present many problems related to biotic and non-biotic stresses, which have limited the ...
Volmir Kist   +3 more
doaj   +1 more source

Quiver gauge theories: beyond reflexivity

open access: yesJournal of High Energy Physics, 2020
Reflexive polygons have been extensively studied in a variety of contexts in mathematics and physics. We generalize this programme by looking at the 45 different lattice polygons with two interior points up to SL(2,ℤ) equivalence.
Jiakang Bao   +2 more
doaj   +1 more source

Creep‐Induced Microstructural Evolution in an A2‐B2 Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
A 27.3Ta‐27.3Mo‐27.3Ti‐8Cr‐10Al (at.%) refractory high‐entropy alloy with precipitation‐strengthened A2‐B2 microstructure was studied by creep tests at 1030°C, which demonstrate a transition in deformation mechanisms in the range of 100–150 MPa applied stress. This is associated with changes in dislocation–precipitate interactions. Relevant deformation
Liu Yang   +10 more
wiley   +1 more source

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