Results 171 to 180 of about 35,600 (283)

Combinatorial Synthesis of BaCu2Se2 Thin Films: Effect of Composition on Crystal Structure and Optoelectronic Properties

open access: yesSmall, EarlyView.
The emerging BaCu2Se2 semiconductor compound is synthesized in combinatorial thin film libraries for fast screening of its fundamental properties related to the application in sustainable energy sources. Ba‐rich and Cu‐rich compositions are explored.
Marin Rusu   +16 more
wiley   +1 more source

Evaluation of prestress losses in concrete beams using destructive and non‐destructive methods

open access: yesStructural Concrete, EarlyView.
Abstract Over the past few decades, prestressing techniques have become essential in the construction of key structures, infrastructure, and bridges. The serviceability and safety of prestressed concrete (PC) elements are closely tied to the effectiveness of the prestressing process.
A. N. Consiglio, G. Muciaccia, G. Rosati
wiley   +1 more source

Application of Fiber Bragg Gratings as a Sensor of Pulsed Mechanical Action. [PDF]

open access: yesSensors (Basel), 2022
Kiesewetter D   +7 more
europepmc   +1 more source

Alteration of X‐Ray Emission Band Spectrum Under Bragg Diffraction

open access: yesX-Ray Spectrometry, EarlyView.
ABSTRACT We use a Zr/Si multilayer presenting a gradient of period to probe the shape of the Si L2,3 emission band (maximum around 92 eV) in and out of Bragg conditions. The sample was prepared by magnetron sputtering and its reflectance measured in the photon energy range of interest with synchrotron radiation.
Philippe Jonnard   +10 more
wiley   +1 more source

Novel technique for measuring dispersion and detuning of a UV written silica-on-silicon waveguide

open access: yes, 2010
We shall present a new method of measuring the dispersive properties of UV written waveguides in the silica-on-silicon platform used to fabricate planar Bragg gratings.
Gates, J.C., Rogers, H.L., Smith, P.G.R.
core  

Crystal Structure of [Sr(SeC2H)2(NH3)2], Solved and Refined From Powder X‐Ray Diffraction Data

open access: yesZeitschrift für anorganische und allgemeine Chemie, EarlyView.
The synthesis and crystal structure of [Sr(SeC2H)2(NH3)2] are described, the first alkaline earth metal compound with the recently discovered –SeC2H anion. The title compound releases NH3 even under ambient conditions, so its crystal structure had to be determined from moderately resolved X‐ray powder diffraction data.
Lisa Körtgen   +2 more
wiley   +1 more source

Real-Time Temperature Correction of Medical Range Fiber Bragg Gratings Dosimeters. [PDF]

open access: yesSensors (Basel), 2023
Lebel-Cormier MA   +3 more
europepmc   +1 more source

Preparation of Rocksalt‐Type Semiconductor Ca2TaN3 via Hot Isostatic Pressing

open access: yesZeitschrift für anorganische und allgemeine Chemie, EarlyView.
The rocksalt‐type nitride Ca2TaN3 was prepared via hot isostatic pressing at 1400°C and 150 MPa of static dinitrogen pressure. The yellow compound is a semiconductor with a bandgap of 2.5 eV. The rocksalt‐type double nitride Ca2TaN3 was synthesized via hot isostatic pressing (HIP) at 1400°C and 150 MPa static dinitrogen pressure from Ca3N2 and Ta3N5 ...
Adriana Grünwald   +3 more
wiley   +1 more source

Temperature and Strain Characterization of Tapered Fiber Bragg Gratings. [PDF]

open access: yesSensors (Basel)
de Moura CC   +3 more
europepmc   +1 more source

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