Materias dentro de su búsqueda.
Materias dentro de su búsqueda.
Administración pública
3
Administración Pública
2
América Latina
2
Descentralización Administrativa
2
Privatización
2
Administración
1
Agencias administrativas
1
Aspectos morales y éticos
1
Cambio organizacional
1
Congresos
1
Congresos y conferencias
1
Democracia
1
Etica política
1
Etica profesional
1
History
1
Participación política
1
Participation, Female
1
Política industria
1
Política y Gobierno
1
Política y gobierno
1
Políticas gubernamentales de servicios sociales
1
Social conditions
1
Women
1
Women's rights
1
-
321
-
322
-
323“…In this paper, a fiber composed of a comb-index core, gradient-refractive index ring, and multi-cladding is proposed. The performance of the proposed fiber is investigated by using a finite element method at a 1550 nm wavelength. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
324“…Consequently, a strong metallurgical bond is formed between them. During the cladding process, the ZrO(2) is completely decomposed, while the FA is partially decomposed. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
325“…We report on laser performances obtained in Q-switch mode operation from buried depressed-cladding waveguides of circular shape (100 μm diameter) that were inscribed in Nd:YAG and Nd:YVO(4) media by direct writing with a femtosecond laser beam. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
326“…The effects of different ratios of 410L alloy and Fe–Cr–B–Si–Mo alloy powders on the microstructure and mechanical properties of laser cladding-deposited ferrous alloys were investigated. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
327por Wu, Tao, Chen, Yunxiang, Shi, Shuqin, Wu, Mengting, Gui, Wanyuan, Tan, Yuanyuan, Li, Jiheng, Wu, Yuan“…Here, novel AlCoCrFeNiW(x) high-entropy alloy (HEA) coatings have been fabricated on the surface of hot working die steel by laser cladding. The effects of the as-prepared AlCoCrFeNiW(x) HEA coatings on the microstructure and high temperature friction and wear behavior of hot working die steel are investigated through scanning electron microscopy (SEM), electron probe microanalysis (EPMA), X-ray diffraction (XRD), and X-ray absorption fine structure (XAFS). …”
Publicado 2021
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
328por Wang, Rui, Ouyang, Changyao, Li, Qihang, Bai, Qiaofeng, Zhao, Chunjiang, Liu, Yingliang“…To improve the surface corrosion resistance of ductile iron, Ni-based alloy coatings were prepared using a high-speed laser cladding technology with different levels of laser power. …”
Publicado 2022
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
329“…Ni–xCr–Mo laser-cladding coatings with varying Cr content of 10, 15, 20, 25, and 30 wt.% were fabricated using a self-assembled coaxial laser-cladding device. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
330por Lashin, Maha M. A., Ibrahim, Mahmoud Z., Khan, Muhammad Ijaz, Guedri, Kamel, Saxena, Kuldeep K., Eldin, Sayed M.“…MGs properties are affected by the laser cladding variables (laser power, scanning speed, spot size). …”
Publicado 2022
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
331
-
332“…Al(1.8)CrCuFeNi(2) high-entropy alloy coatings with different TiC contents were prepared using laser cladding. The effect of TiC on the microstructure, hardness and wear resistance of the coatings was investigated. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
333por Wang, Xiangxian, Wu, Xiaoxiong, Zhu, Jiankai, Pang, Zhiyuan, Yang, Hua, Qi, Yunping“…This study proposes a highly sensitive refractive-index (RI) sensor based on a TM(0) waveguide mode resonance excited in an asymmetric metal-cladding dielectric waveguide structure, where the analyte serves as the guiding layer. …”
Publicado 2019
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
334“…The effect of γ-ray irradiation on the surface plasmon resonance (SPR) sensing capability of refractive index (n = 1.418–1.448) of the silica glass optical fiber comprised of germano-silicate glass cladding embedded with Au nano-particles (NPs) was investigated. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
335por Tsivgoulis, Georgios, Deftereos, Spyros, Gobbi, Claudio, Gulowsen Celius, Elisabeth, Kulakowska, Alina, Maniscalco, Giorgia, Mendes, Irene, Grigoriadis, Nicolaos“…Interim analyses are pre-planned when 30% and 60% of patients will complete the 12-month follow-up visit. CONCLUSIONS: CLAD CROSS will provide efficacy data on cladribine tablets, used as a follow-up treatment to first-line DMDs in the real-world setting, will further establish its safety profile and will collect information to support pharmacoeconomic studies.…”
Publicado 2022
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
336por Sun, Fuzhen, Li, Xiaoxu, Zheng, Kaiyuan, Han, Bo, Li, Yan, Zang, Yong, Pang, Ming“…A Ni25—10% SiC—X% graphene (mass fraction X = 0, 0.5, 1.0, 1.5) composite cladding layer was prepared on a 6063 aluminum alloy substrate using laser cladding in order to enhance the comprehensive performance of the aircraft refueling interface. …”
Publicado 2022
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
337“…The 0.2 nm Y(2)O(3) cladding layers for Er(3+) ions increase the external quantum efficiency from ~3% to 8.7% and the power efficiency is increased by nearly one order of magnitude to 0.12%. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
338“…To further improve the properties of this coating, FeCoNiCrMo high entropy alloy (HEA) coatings, and two composite coatings, FeCoNiCrMo0.2 + WC and FeCoNiCrMo0.2 + WC + CeO(2), were prepared on the surface of 316L stainless steel by laser cladding technology. After adding WC ceramic powder and CeO(2) rare earth control, the microstructure, hardness, wear resistance, and corrosion resistance of the three coatings were carefully studied. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
339por Appiah, Augustine Nana Sekyi, Bialas, Oktawian, Czupryński, Artur, Adamiak, MarcinEnlace del recurso
Publicado 2022
Enlace del recurso
Enlace del recurso
Online Artículo Texto -
340“…This work analyses the microstructural defects and the corrosion behaviour of 316L stainless steel clads deposited by laser metal deposition on wrought conventional material, which is a highly relevant system for repair applications. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso
Online Artículo Texto