Results 11 to 20 of about 158,660 (220)

Field-Induced Antiferromagnetic Correlations in a Nanopatterned Van der Waals Ferromagnet: A Potential Artificial Spin Ice. [PDF]

open access: yesAdv Sci (Weinh)
CrGeTe₃ nanoislands exhibiting tunable dipolar interactions resulting in an effective inter‐island antiferromagnetic coupling are demonstrated. The crossover between random and anticorrelated islands depends on their spatial distribution. The dipolar interaction enables the formation of complex magnetic patterns, which can be harnessed to generate more
Noah A   +17 more
europepmc   +2 more sources

Temperature Conditions in Artificial Sea Turtle Nests: Toward Optimized Hatchery Management. [PDF]

open access: yesEcol Evol
This study examined how environmental and management factors, such as wall distance and egg numbers, influence nest temperatures of Olive Ridley sea turtles in a hatchery on the Pacific coast of Guatemala. ABSTRACT Climate change poses a significant threat to species with temperature‐dependent sex determination, such as sea turtles.
Carbonell Ellgutter JA   +5 more
europepmc   +2 more sources

Geometrical Confinement Effects in Layered Mesoscopic Vortex Matter [PDF]

open access: yes, 2014
We study the geometrical confinement effect in Bi22Sr22CaCu22O8+δ8+δ mesoscopic vortex matter with edge-to-surface ratio of 7–12 %. Samples have in-plane square and circular edges, 30 μm widths, and ∼2 μm thickness.
Cejas Bolecek, Néstor René   +8 more
core   +2 more sources

Methods to simplify cooling of liquid Helium cryostats

open access: yesHardwareX, 2019
Liquid Helium is used widely, from hospitals to characterization of materials at low temperatures. Many experiments at low temperatures require liquid Helium, particularly when vibration isolation precludes the use of cryocoolers and when one needs to ...
Rafael Álvarez Montoya   +8 more
doaj   +1 more source

Diferenciación floral en variedades de cerezo con distintos requerimientos de frío [PDF]

open access: yes, 2014
1 .pdf, con fotos, copia del póster original presentado por los autores al Congreso.El cerezo es un cultivo adaptado a zonas templadas, donde para sobrevivir a las bajas temperaturas del invierno los árboles cesan su crecimiento en otoño, entrando en ...
Fadón Adrián, Erica   +2 more
core   +2 more sources

Topological superconductivity in metallic nanowires fabricated with a scanning tunneling microscope

open access: yesNew Journal of Physics, 2013
We report on several low-temperature experiments supporting the presence of Majorana fermions in superconducting lead nanowires fabricated with a scanning tunneling microscope (STM).
J G Rodrigo   +4 more
doaj   +1 more source

Magnetic and electrical properties in Co-doped KNbO3 bulk samples

open access: yesAIP Advances, 2018
Multiferroic materials exhibit in the same phase at least two of the ferroic properties: ferroelectricity, ferromagnetism, and ferroelasticity, which may be coupled to each other.
Jairo A. Astudillo   +5 more
doaj   +1 more source

Comportamiento plástico a alta temperatura de Al2O3 codopado con CuO y TiO2 fabricado por reacción [PDF]

open access: yes, 2003
Se ha estudiado el comportamiento plástico a alta temperatura de alúmina codopada con cantidades equimolares de óxidos de cobre (CuO) y titanio (TiO2) fabricada por reacción mediante el empleo de ensayos de fluencia y de relajación de tensiones en ...
Bravo León, Alfonso   +3 more
core   +1 more source

Estudio de la reacción de curado del sistema éter diglicidílico del bisfenol-A (DGEBA) y la dietilentriamina (DETA) por calorimetría diferencial de barrido [PDF]

open access: yesPolímeros, 2000
La reacción de curado del sistema compuesto por el éter diglicidílico del bisfenol-A (DGEBA) y la dietilentriamina (DETA) fue estudiada por calorimetría diferencial de barrido (DSC).
Filiberto González Garcia   +1 more
doaj   +1 more source

Viscosidad de zumos comerciales de melocotón, manzana y pera a temperaturas cercanas a la congelación [PDF]

open access: yes, 2010
Conocer el comportamiento reológico de zumos comerciales susceptibles de ser procesados a bajas temperaturas es de gran interés para el desarrollo de nuevas tecnologías y equipos en la industria de alimentos.
Auleda, J.   +4 more
core   +1 more source

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