Zobrazeno 1 - 10
of 79
pro vyhledávání: '"Julio Ramírez-Castellanos"'
Autor:
Andrea Martín-Vacas, Vicente Vera-González, Julio Ramírez-Castellanos, Diego González-Gil, Manuel Joaquín de Nova García
Publikováno v:
Applied Sciences, Vol 13, Iss 22, p 12451 (2023)
The aim is to quantitatively analyze the diameter and tubular density and semi-quantitatively analyze the elemental composition (Calcium and Phosphorus) in the dentin of primary teeth of children with Osteogenesis Imperfecta (OI) in comparison with a
Externí odkaz:
https://doaj.org/article/db66ac25fd0b49eea4896e1627b97224
Autor:
Javier García-Fernández, María Hernando, Almudena Torres-Pardo, María Luisa López, María Teresa Fernández-Díaz, Qing Zhang, Osamu Terasaki, Julio Ramírez-Castellanos, José M. González-Calbet
Publikováno v:
Nanomaterials, Vol 13, Iss 14, p 2054 (2023)
This article focuses on the Na2O-Ga2O3-TiO2 system, which is barely explored in the study of transparent conductive oxides (TCOs). NaxGa4+xTin−4−xO2n−2 (n = 5, 6, and 7 and x ≈ 0.7–0.8) materials were characterized using neutron powder diff
Externí odkaz:
https://doaj.org/article/65465b620acb430b82c927a8534f63c4
Publikováno v:
Nanomaterials, Vol 13, Iss 9, p 1445 (2023)
The temperature-dependent luminescence properties of γ-Ga2O3 nanoparticles prepared by a precipitation method are investigated under steady-state and pulsed-light excitation. The main photoluminescence (PL) emission at room temperature consists of a
Externí odkaz:
https://doaj.org/article/a4cdb7e6c33442b6abae9a317163ba13
Autor:
G. Cristian Vásquez, David Maestre, Ana Cremades, Julio Ramírez-Castellanos, Elena Magnano, Silvia Nappini, Smagul Zh. Karazhanov
Publikováno v:
Scientific Reports, Vol 8, Iss 1, Pp 1-12 (2018)
Abstract The effects of Cr on local environment and electronic structure of rutile TiO2 are studied combining theoretical and experimental approaches. Neutral and negatively charged substitutional Cr impurities CrTi 0 and CrTi 1− as well as Cr-oxyg
Externí odkaz:
https://doaj.org/article/d3de0dcd1d314bc791a3f9a507beeab2
Publikováno v:
Nanomaterials, Vol 11, Iss 4, p 976 (2021)
In this work, semiconductor tin oxide (II) (SnO) nanoparticles and plates were synthesized at room conditions via a hydrolysis procedure. X-ray diffraction (XRD) and transmission electron microscopy (TEM) confirmed the high crystallinity of the as-sy
Externí odkaz:
https://doaj.org/article/9d20375910dd4789b66800abb9ed8395
Autor:
María Taeño, David Maestre, Julio Ramírez-Castellanos, Shaohui Li, Pooi See Lee, Ana Cremades
Publikováno v:
Nanomaterials, Vol 11, Iss 2, p 444 (2021)
Achieving nanostructures with high surface area is one of the most challenging tasks as this metric usually plays a key role in technological applications, such as energy storage, gas sensing or photocatalysis, fields in which NiO is gaining increasi
Externí odkaz:
https://doaj.org/article/b9770dc76ade48eead535d9407fc070b
Autor:
Javier García-Fernández, Almudena Torres-Pardo, Julio Ramírez-Castellanos, Marta D. Rossell, José M. González-Calbet
Publikováno v:
Nanomaterials, Vol 11, Iss 1, p 198 (2021)
The optimization of novel transparent conductive oxides (TCOs) implies a better understanding of the role that the dopant plays on the optoelectronic properties of these materials. In this work, we perform a systematic study of the homologous series
Externí odkaz:
https://doaj.org/article/e09ef125a1ff4ea2873f6f730d059f3e
Autor:
Antonio Vázquez-López, Anisa Yaseen, David Maestre, Julio Ramírez-Castellanos, Erik S. Marstein, Smagul Zh. Karazhanov, Ana Cremades
Publikováno v:
Molecules, Vol 25, Iss 3, p 695 (2020)
In this work, layered hybrid composites formed by tin oxide (SnO) nanoparticles synthesized by hydrolysis and poly(3,4-ethylenedioxythiophene)-poly(styrenesulfonate) (PEDOT:PSS) have been analyzed. Prior to the composite study, both SnO and PEDOT:PSS
Externí odkaz:
https://doaj.org/article/cc70fc6f381846f28779d2de4e782edd
Selected peer-reviewed full text papers from the 11th International Conference on Key Engineering Materials (11th ICKEM)Selected, peer-reviewed papers from the 11th International Conference on Key Engineering Materials (ICKEM 2021), March 26-29, 2021
Autor:
Antonio Vázquez-López, Javier García-Alonso, Sviltlana Nahirniak, Javier Bartolomé, Julio Ramírez-Castellanos, David Maestre Varea, Bilge Saruhan, Ana Cremades
Publikováno v:
Oxide-based Materials and Devices XIII.