Results 21 to 30 of about 3,813,110 (258)

Single molecule force spectroscopy on ligand-DNA complexes: from molecular binding mechanisms to biosensor applications [PDF]

open access: yes, 2004
Ros R, Eckel R, Bartels FW, et al. Single molecule force spectroscopy on ligand-DNA complexes: from molecular binding mechanisms to biosensor applications. Journal of Biotechnology.
Baumgarth, Birgit   +9 more
core   +1 more source

Mechanical Spectroscopy Of Bearing Steel

open access: yesArchives of Metallurgy and Materials, 2015
This study presents mechanical spectroscopy of bearing steel subjected to different heat treatments. A non-thermally activated maximum, P1, was found at 130°C, in quenched martensitic samples, which were austenitized at 1050°C and 860°C, and presented ...
Lu Xiaohui   +5 more
doaj   +1 more source

Probing molecular motion by double-quantum (13C,13C) solid-state NMR spectroscopy: Application to ubiquitin [PDF]

open access: yes, 2010
We demonstrate the use of two-dimensional (13C,13C) double-quantum spectroscopy to detect molecular dynamics by solid-state NMR. Data collected on tyrosine-ethylester (TEE) are in line with previously determined (1H,13C) order parameters.
NMR Spectroscopy   +8 more
core   +2 more sources

Hilbert-Twin – A Novel Hilbert Transform-Based Method To Compute Envelope Of Free Decaying Oscillations Embedded In Noise, And The Logarithmic Decrement In High-Resolution Mechanical Spectroscopy HRMS

open access: yesArchives of Metallurgy and Materials, 2015
In this work, we present a novel Hilbert-twin method to compute an envelope and the logarithmic decrement, δ, from exponentially damped time-invariant harmonic strain signals embedded in noise.
Magalas L.B., Majewski M.
doaj   +1 more source

Alternative dynamic torsion test to evaluate the elastic modulus of polymers

open access: yesMaterials Research Express, 2020
This work presents an alternative for the determination of the torsion modulus, G, of polymers. These materials may be subjected to shear stresses in some structural applications; thereby, the knowledge of G is of great interest.
Lucas Pereira Piedade   +4 more
doaj   +1 more source

Computational conjugate adaptive optics microscopy for longitudinal through-skull imaging of cortical myelin

open access: yesNature Communications, 2023
The authors realize longitudinal deep-brain imaging through an intact mouse skull by constructing a high-speed reflection matrix microscope at 1.3 µm wavelength and developing a computational conjugate adaptive optics algorithm eliminating skull ...
Yongwoo Kwon   +7 more
doaj   +1 more source

Low-Frequency Mechanical Spectroscopy of Lanthanum Cobaltite Based Mixed Conducting Oxides

open access: yesArchives of Metallurgy and Materials, 2016
The low-frequency mechanical spectra of lanthanum cobaltite based mixed conducting oxides have been measured using a computer-controlled inverted torsion pendulum. The results indicate that the internal friction spectra and shear modulus depend on the Sr
Wu Xiu Sheng   +3 more
doaj   +1 more source

Experimental confirmation of long hyperbolic polariton lifetimes in monoisotopic (10B) hexagonal boron nitride at room temperature

open access: yesAPL Materials, 2021
Hyperbolic phonon polaritons (HPhPs) enable strong confinements, low losses, and intrinsic beam steering capabilities determined by the refractive index anisotropy—providing opportunities from hyperlensing to flat optics and other applications. Here, two
Georges Pavlidis   +7 more
doaj   +1 more source

Dislocation Breakaway Damping in AA7050 Alloy

open access: yesMetals, 2020
The AA7050 alloy prepared through the standard industrial hot-forging cycle has been investigated by means of isothermal mechanical spectroscopy (MS) from room temperature up to 185 °C. Each MS test consisted of a cycle with two stages, at increasing and
Andrea Di Schino   +3 more
doaj   +1 more source

Atomistic characterization of the dispersed liquid droplet in immiscible Al–Pb alloy

open access: yesJournal of Materials Research and Technology, 2021
This study develops an atomistic simulation-based methodology for studying the dispersed droplet phase in immiscible alloy. The methodology is applied to the immiscible Al–Pb alloy liquid droplet system to study the temperature and curvature effects on ...
Xiang-Ming Ma   +5 more
doaj   +1 more source

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