Results 31 to 40 of about 9,379,767 (301)

Time‐resolved NMR studies of RNA folding [PDF]

open access: yesBiopolymers, 2007
AbstractThe application of real‐time NMR experiments to the study of RNA folding, as reviewed in this article, is relatively new. For many RNA folding events, current investigations suggest that the time scales are in the second to minute regime.
Boris, Fürtig   +7 more
openaire   +2 more sources

Real-time direct and diffraction X-ray imaging of irregular silicon wafer breakage

open access: yesIUCrJ, 2016
Fracture and breakage of single crystals, particularly of silicon wafers, are multi-scale problems: the crack tip starts propagating on an atomic scale with the breaking of chemical bonds, forms crack fronts through the crystal on the micrometre scale ...
Alexander Rack   +2 more
doaj   +1 more source

Mix-and-diffuse serial synchrotron crystallography

open access: yesIUCrJ, 2017
Unravelling the interaction of biological macromolecules with ligands and substrates at high spatial and temporal resolution remains a major challenge in structural biology.
Kenneth R. Beyerlein   +35 more
doaj   +1 more source

Time resolved studies reveal the origin of the unparalleled high efficiency of one nanosecond laser ablation in liquids

open access: yesOpto-Electronic Advances, 2022
Laser ablation in liquid is a scalable nanoparticle production method with applications in areas like catalysis and biomedicine. Due to laser-liquid interactions, different energy dissipation channels such as absorption by the liquid and scattering at ...
Sarah Dittrich   +4 more
doaj   +1 more source

Time-resolved studies of femtosecond-laser induced melt dynamics.

open access: yesOptics Express, 2012
This work presents time-resolved images of femtosecond-laser-induced melt dynamics in 60 nm gold films on glass substrates. Melt dynamics induced by laser radiation with focus diameters of 6 μm and 8 μm (FWHM) at constant laser fluence is investigated ...
C. Unger   +3 more
semanticscholar   +1 more source

Time-resolved X-ray diffraction studies of mineral transformations in aqueous solutions [PDF]

open access: yesStructural Dynamics
The time-resolved X-ray diffraction (TRXRD) technique enables in-situ studies of mineral transformations in aqueous solutions with a time resolution of ∼30 seconds.
Dong Youn Chung   +3 more
doaj   +1 more source

Time-Resolved Studies of a Rolled-Up Semiconductor Microtube Laser [PDF]

open access: yes, 2009
We report on lasing in rolled-up microtube resonators. Time-resolved studies on these semiconductor lasers containing GaAs quantum wells as optical gain material reveal particularly fast turn-on-times and short pulse emissions above the threshold.
C. Strelow   +8 more
semanticscholar   +1 more source

Advances in Diffraction Studies of Light-Induced Transient Species in Molecular Crystals and Selected Complementary Techniques

open access: yesCrystals, 2021
The review provides a summary of the current methods of tracing photoexcitation processes and structural dynamics in the solid state, putting major emphasis on the X-ray diffraction techniques (time-resolved Laue diffraction on synchrotron sources and ...
Krystyna A. Deresz   +3 more
doaj   +1 more source

Time-resolved OSL studies on BeO ceramics

open access: yesRadiation Measurements, 2013
Abstract Time-Resolved Optically Stimulated Luminescence (TR-OSL) from BeO ceramics was investigated using a blue laser (445 nm) as stimulation light source. It was observed that, at relatively low dose levels (up to ∼25 Gy) the TR-OSL decay curve can be approximated with a single exponential decay function with a lifetime of ∼26 μs at room ...
Bulur, E., Sarac, B. E.
openaire   +2 more sources

TIME-RESOLVED STUDIES OF STICK-SLIP FRICTION IN SHEARED GRANULAR LAYERS [PDF]

open access: yes, 1998
Sensitive and fast force measurements are performed on sheared granular layers undergoing stick-slip motion, along with simultaneous optical imaging. A full study has been done for spherical glass particles with a 20% size distribution. Stick-slip motion
S. Nasuno   +4 more
semanticscholar   +1 more source

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