Results 31 to 40 of about 30,057 (295)

Cost-Effective Fabrication of Fractal Silicon Nanowire Arrays

open access: yesNanomaterials, 2021
Silicon nanowires (Si NWs) emerged in several application fields as a strategic element to surpass the bulk limits with a flat compatible architecture.
Antonio Alessio Leonardi   +6 more
doaj   +1 more source

Microstructure-Property Relationships in an Erbium-Modified Al-Si-Mg Alloy

open access: yesIranian Journal of Materials Science and Engineering, 2020
The effects of erbium (Er) addition at various weight percentages (0-0.6 wt.% at an interval of 0.2) on the microstructural characteristics, tensile response and wear properties of as-cast Al-7.5Si-0.5Mg alloy were evaluated.
R. Niazi, E. Tohidlou, H. Khosravi
doaj  

High Temperature Behavior of Al-7Si-0.4Mg Alloy with Er and Zr Additions

open access: yesMetals, 2021
In recent years, many efforts have been devoted to the development of innovative Al-based casting alloys with improved high temperature strength. Research is often oriented to the investigation of the effects of minor element additions to widely diffused
Elisabetta Gariboldi   +2 more
doaj   +1 more source

Calculation of the nuclear properties of Erbium 98 166 68Er nucleus by using IBM-1 and VMI model [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2012
The aim of the present work is to study some nuclear features of Erbium ( 98 166 68 Er ) such as energy levels E(J), energy transition Eγ, band crossing, and back bending phenomena in the mass region(A=166,and total number of bosons N=15)of the dynamical
Iman T. Al-Alawy   +2 more
doaj   +1 more source

Upconversion Luminescence from Sol-Gel-Derived Erbium- and Ytterbium-Doped BaTiO3 Film Structures and the Target Form

open access: yesPhotonics, 2023
Sol-gel technology has attracted attention in the fabrication of diverse luminescent materials and thin film structures, with forms that range from powders to microcavities.
Nikolai V. Gaponenko   +17 more
doaj   +1 more source

Upconversion Luminescence in Barium Titanate Xerogel Doped with Erbium and Ytterbium in Porous Anodic Aluminum Oxide

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2022
In this work, sol-gel synthesis and luminescence properties of erbium and ytterbium doped BaTiO3 (BaTiO3:Er,Yb) in porous anodic alumina are reported. Porous anodic alumina with its well-known tailor-made honeycomb structure was chosen as a template for ...
E. I. Lashkovskaya   +6 more
doaj   +1 more source

Effect of graphene nanoplatelets on the microstructure and mechanical behavior of erbium-modified Al-7.5Si-0.5Mg alloy [PDF]

open access: yesJournal of Particle Science and Technology, 2020
In this study, the effects of adding erbium and graphene (separately and in combination) on the microstructure and mechanical properties of Al-7.5Si-0.5Mg alloy were investigated. Initially, the primary alloy was produced by casting in the form of ingots.
Seyed Masoud Alavi   +2 more
doaj   +1 more source

Optical Detection of Cellular Signals at Material Interfaces

open access: yesAdvanced Healthcare Materials, EarlyView.
Emerging functional materials are transforming optical detection of cellular signals. This review highlights optical techniques that exploit the unique optical properties of diverse materials to detect and quantify cellular electrical, chemical, and mechanical signals, and discusses key opportunities and challenges.
Xuchen Ren   +5 more
wiley   +1 more source

Silicon nanocavity light emitters at 1.3-1.5 µm wavelength [PDF]

open access: yes, 2013
Silicon Photonics has been a major success story in the last decade, with many photonic devices having been successfully demonstrated. The only missing component is the light source, however, as making an efficient light source in silicon is challenging ...
Shakoor, Abdul
core   +2 more sources

Doping of porous activated carbon with Er, a metal with a high electronic states density

open access: yesФізика і хімія твердого тіла
The effect of doping porous carbon material (PCM) with erbium, as a metal with a high density of electronic states, on the electrochemical properties of PCM was investigated.
I.M. Budzuliak   +6 more
doaj   +1 more source

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