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Mostrando ítems 11-20 de 727
Artículo
Direct magnetocaloric measurements of Fe-B-Cr-X (X = La, Ce) amorphous ribbons
(American Institute of Physics, 2011)
A procedure has been developed to directly measure the adiabatic temperature change of amorphous melt-spun Fe-based ribbons displaying attractive room temperature magnetocaloric properties. Polycrystalline Gd ribbons are ...
Artículo
Setting the basis for the interpretation of temperature first order reversal curve (TFORC) distributions of magnetocaloric materials
(Multidisciplinary Digital Publishing Institute (MDPI), 2020)
First Order Reversal Curve (FORC) distributions of magnetic materials are a well-known tool to extract information about hysteresis sources and magnetic interactions, or to fingerprint them. Recently, a temperature variant ...
Artículo
X-ray Structure and Thermal Motion of Barium N-Dithioearboxylatoglyeinate Trihydrate
(International Union of Crystallography, 1986)
Ba2+.C3H3NO2S2-.3H2 O, Mr=340.6 , triclinic, P1, a = 7.906 (1), b = 7.905 (1), c = 8.000 (1) A, ct= 96.34 (1), fl= 100.08 (1), 7= 93.54 (1)% V= 487.6 (1)A 3, Z- 2, Din= 2.31 (1), D x = 2.320 Mg m -3, 2(Mo Kct) = 0.7107/k, ...
Artículo
A New Method for Determining the Curie Temperature From Magnetocaloric Measurements
(Institute of Electrical and Electronics Engineers, 2016)
A new method is proposed for determining the Curie temperature from magnetocaloric measurements. It is based on the field dependence of the magnetic entropy change close to the Curie temperature. The main advantages over ...
Artículo
Ocular Surface Microbiota in Naïve Keratoconus: A Multicenter Validation Study
(Multidisciplinary Digital Publishing Institute (MDPI), 2023)
In the field of Ophthalmology, the mNGS 16S rRNA sequencing method of studying the microbiota and ocular microbiome is gaining more and more weight in the scientific community. This study aims to characterize the ocular ...
Artículo
Minimum Detectable Change of Visual Acuity Measurements Using ETDRS Charts (Early Treatment Diabetic Retinopathy Study)
(MDPI, 2021-07)
In our work, we determined the value of visual acuity (VA) with ETDRS charts (Early Treatment Diabetic Retinopathy Study). The purpose of the study was to determine the measurement reliabilities, calculating the correlation ...
Artículo
Plasma Rich in Growth Factors (PRGF) in Transepithelial Photorefractive Keratectomy (TPRK)
(Multidisciplinary Digital Publishing Institute (MDPI), 2021)
To evaluate the usage of plasma rich in growth factor (PRGF) in transepithelial photorefractive keratectomy (TPRK) in low and moderate myopia, patients who underwent myopic and astigmatism TPRK with PRGF were involved in ...
Artículo
Cavitación durante la fluencia de policristales de Si3N4
(Sociedad Española de Cerámica y Vidrio, 2005)
Este trabajo está orientado a determinar las condiciones de tensión y temperatura para las cuales ocurre la nucleación y coalescencia de cavidades en dos materiales cerámicos a base de nitruro de silicio sinterizados bajo ...
Artículo
Larnite powders and larnite/silica aerogel composites as effective agents for CO2 sequestration by carbonation
(Elsevier, 2009)
This paper presents the results of the carbonation reaction of two sample types: larnite (Ca2SiO4) powders and larnite/silica aerogel composites, the larnite acting as an active phase in a process of direct mineral ...
Artículo
Pb2+, Cd2+ and Hg2+ removal by designed functionalized swelling high-charged micas
(Elsevier, 2021)
The increasing accumulation of toxic heavy metals in the environment has generated the need of efficient removal systems, being the adsorption method the most popular one applied in aqueous solutions. Of particular concern ...