Results 51 to 60 of about 2,094,173 (188)

Potentialities of some surface characterization techniques for the development of titanium biomedical alloys

open access: yesMaterials Research, 2004
Bone formation around a metallic implant is a complex process that involves micro- and nanometric interactions. Several surface treatments, including coatings were developed in order to obtain faster osseointegration.
P.S. Vanzillotta   +4 more
doaj   +1 more source

Laboratory capture, isolation and analysis of microparticles in aerogel: Preparation for the return of Stardust [PDF]

open access: yes, 2001
We present observations from the laboratory capture of particles in aerogel. The paper focuses on a possible extraction technique and the bulk mineral characterization of the captured material using non-destructive analytical ...
Bland, P.A.   +10 more
core  

A solvent-free Diels-Alder reaction of graphite into functionalized graphene nanosheets [PDF]

open access: yes, 2014
A solvent-free Diels-Alder reaction was carried out by heating a mixture of graphite and a typical dienophile, maleic anhydride (MA) or maleimide (MI), in a sealed glass ampoule of argon.
Baek, Jong-Beom, Seo, Jeong-Min
core   +1 more source

Collection and characterization of aerosol particles

open access: yesMaterials Research Express
Aerosol particles play a vital role in air quality monitoring, climate change, and human health. The collection and characterization of aerosol particles are essential for analysing their physical and chemical properties, which serve as key indicators ...
Tian Gao   +4 more
doaj   +1 more source

How to enable highly efficient and large‐area fabrication on specific textures for monolithic perovskite/silicon tandem solar cells?

open access: yesInformation & Functional Materials
Perovskite/silicon tandem solar cells (PVSK/Si TSCs) have emerged as a promising photovoltaic technology toward achieving a high power conversion efficiency (PCE) along with cost‐effective manufacturing.
Xin Li   +5 more
doaj   +1 more source

Fast Characterization of Dispersion and Dispersion Slope of Optical Fiber Links using Spectral Interferometry with Frequency Combs [PDF]

open access: yes, 2009
We demonstrate fast characterization (~1.4 microseconds) of both the dispersion and dispersion slope of long optical fiber links (~25 km) using dual quadrature spectral interferometry with an optical frequency comb.
Leaird, Daniel E.   +3 more
core   +1 more source

Guiding the Development of Efficient and Durable Electrodes for Electrochemical Energy Conversion Applications through Advanced Ion Beam Analysis [PDF]

open access: yes, 2016
Surface-sensitive ion beam techniques, such as Secondary Ion Mass Spectrometry (SIMS) and Low-Energy Ion Scattering (LEIS), are making significant contributions to further our understanding of the materials’ performance and the degradation processes that
Druce, John   +4 more
core  

Direct Characterization of Quantum Dynamics

open access: yes, 2007
The characterization of quantum dynamics is a fundamental and central task in quantum mechanics. This task is typically addressed by quantum process tomography (QPT).
D. A. Lidar, M. Mohseni, M. A. Nielsen
core   +1 more source

Propriedades físicas do óxido de cério preparado por técnica de solução e a condutividade elétrica em função da pressão parcial de oxigênio em cerâmicas sinterizadas Physical properties of cerium oxide prepared by solution technique and the electrical conductivity dependence on the oxygen partial pressure of sintered ceramics

open access: yesCerâmica, 2005
Óxido de cério com partículas de tamanho nanométrico foi preparado pela técnica da precipitação utilizando como agente precipitante o hidróxido de amônio ou o ácido oxálico.
E. N. S. Muccillo   +6 more
doaj   +1 more source

Life Extension of Lithium-Ion Battery: Degradation Comprehension, Modeling, Characterization, and Mitigation Strategies

open access: yesIEEE Open Journal of Power Electronics
The growing demand for lithium-ion batteries (LIBs) in applications ranging from consumer electronics to electric vehicles underscores the need to extend their lifespan and ensure optimal performance.
Shiv Shankar Sinha   +2 more
doaj   +1 more source

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