Results 21 to 30 of about 158,660 (220)

Topographical and Physicochemical Contrast in Photopatterned SU-8 Films for Microfabrication of Multilayer Structures

open access: yesAdvances in Materials Science and Engineering, 2016
During SU-8 standard photolithography process, a patterned topography is formed with a characteristic height profile produced by the different shrinkage of the UV exposed and masked regions.
L. Salazar Alarcón   +3 more
doaj   +1 more source

Diversidad y biomasa de macroinvertebrados asociados acuatro tipos de sustratos en la laguna La Virginia, páramo Sumapaz, Colombia

open access: yesBiota Colombiana, 2016
mporal de la biomasa y la abundancia con base en tres períodos hidrológicos. Se colectaron 2.957 individuos (17 géneros, 11 órdenes). Helobdella fue el taxón dominante aportando 90 % a la biomasa total de la comunidad, seguido de Hyalella, Tanytarsus y ...
Sandra Gómez   +2 more
doaj   +3 more sources

Superconducting density of states at the border of an amorphous thin film grown by focused-ion-beam [PDF]

open access: yes, 2009
We present very low temperature Scanning Tunneling Microscopy and Spectroscopy (STM/S) measurements of a W based amorphous thin film grown with focused-ion-beam.
A Fernández-Pacheco   +12 more
core   +1 more source

Thickness-modulated tungsten–carbon superconducting nanostructures grown by focused ion beam induced deposition for vortex pinning up to high magnetic fields

open access: yesBeilstein Journal of Nanotechnology, 2016
We report efficient vortex pinning in thickness-modulated tungsten–carbon-based (W–C) nanostructures grown by focused ion beam induced deposition (FIBID).
Ismael García Serrano   +6 more
doaj   +1 more source

Diversity and biomass of macroinvertebrates in four types of substrates in the lagoon La Virginia, páramo Sumapaz, Colombia

open access: yesBiota Colombiana, 2016
For macroinvertebrates inhabiting lentic systems, quantity and availability of various substrates are important for the establishment and development of different assemblages, also, the biome reflects macroinvertebrates system production.
Sandra Gómez   +2 more
doaj   +1 more source

Efecto de las aves, las altas y bajas temperaturas sobre la germinación y viabilidad de las semillas de Rubus ulmifolius (Rosaceae)

open access: yesCuadernos de investigación UNED, 2022
RESUMEN. Introducción: Las especies invasoras está causando grandes modificaciones a nivel mundial afectando tanto a los desiertos como a las selvas tropicales.
Claudia Dellafiore, Maximiliano Sainz
doaj   +1 more source

Low temperature magnetic transitions of single crystal HoBi [PDF]

open access: yes, 2013
We present resistivity, specific heat and magnetization measurements in high quality single crystals of HoBi, with a residual resistivity ratio of 126.
Bud’ko, Sergey   +7 more
core   +4 more sources

Aislamiento y selección de cepas psicrotolerantes de bacterias lácticas enológicas de la región patagónica [PDF]

open access: yes, 2017
La vinificación de varietales tintos patagónicos ocurre en abril y mayo, con bajas temperaturas ambientales que inhiben el progreso de la fermentación maloláctica (FML), por ser un factor de estrés para las bacterias lácticas (BAL) que conducen el ...
Bravo-Ferrada, Bárbara M.   +6 more
core  

Esterilización por baja temperatura y sus aplicabilidades

open access: yesRevista de Ciências Médicas, 2012
Los métodos de esterilización a baja temperatura son muy utilizados, actualmente, para la esterilización de los materiales termosensibles. Este artículo es una revisión bibliográfica que tiene el objetivo de identificar, en la literatura científica, lãs evidencias de la actividad antimicrobiana, toxicidad, eventos adversos y la aplicabilidad de las ...
Eveline Lucena Vasconcelos   +1 more
openaire   +2 more sources

Signatures of Edge States in Antiferromagnetic Van der Waals Josephson Junctions

open access: yesAdvanced Materials, EarlyView.
ABSTRACT The combination of superconductivity and magnetic textures leads to unconventional superconducting phenomena, including new correlated and topological phases. Van der Waals (vdW) materials emerge as a versatile platform for exploring the interplay between these two competing orders.
Celia González‐Sánchez   +10 more
wiley   +1 more source

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