Results 71 to 80 of about 1,185,745 (318)

Probing ultrafast ππ*/nπ* internal conversion in organic chromophores via K-edge resonant absorption

open access: yesNature Communications, 2017
Many photo-induced processes such as photosynthesis occur in organic molecules, but their femtosecond excited-state dynamics are difficult to track. Here, the authors exploit the element and site selectivity of soft X-ray absorption to sensitively follow
T. J. A. Wolf   +23 more
doaj   +1 more source

High-harmonic generation from artificially stacked 2D crystals

open access: yesNanophotonics, 2023
We report a coherent layer-by-layer build-up of high-order harmonic generation (HHG) in artificially stacked transition metal dichalcogenides (TMDC) crystals in their various stacking configurations.
Heide Christian   +6 more
doaj   +1 more source

Nuclear pore links Fob1‐dependent rDNA damage relocation to lifespan control

open access: yesFEBS Open Bio, EarlyView.
Damaged rDNA accumulates at a specific perinuclear interface that couples nucleolar escape with nuclear envelope association. Nuclear pores at this site help inhibit Fob1‐induced rDNA instability. This spatial organization of damage handling supports a functional link between nuclear architecture, rDNA stability, and replicative lifespan in yeast.
Yamato Okada   +5 more
wiley   +1 more source

A light‐triggered Time‐Resolved X‐ray Solution Scattering (TR‐XSS) workflow with application to protein conformational dynamics

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering captures how proteins change shape in real time under near‐native conditions. This article presents a practical workflow for light‐triggered TR‐XSS experiments, from data collection to structural refinement. Using a calcium‐transporting membrane protein as an example, the approach can be broadly applied to study ...
Fatemeh Sabzian‐Molaei   +3 more
wiley   +1 more source

An assessment of pulse transit time for detecting heavy blood loss during surgical operation [PDF]

open access: yes, 2012
Copyright @ Wang et al.; Licensee Bentham Open. This is an open access article licensed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted, non ...
Lin, TY   +4 more
core   +1 more source

Explosion crushing of scrap-iron and wastes

open access: yesЛитьë и металлургия, 2001
The article is devoted to primary processing of ferrous and non-ferrous metals with explosion power.
A. A. Andrushevich   +2 more
doaj  

Multi-μJ 12 μm Femtosecond GaSe-based OPCPA at 1 kHz Repetition Rate [PDF]

open access: yesEPJ Web of Conferences, 2022
Fuertjes Pia   +4 more
doaj   +1 more source

Single‐molecule DNA flow‐stretch assays for high‐throughput DNA–protein interaction studies

open access: yesFEBS Open Bio, EarlyView.
We describe an optimised single‐molecule DNA flow‐stretch assay that visualises DNA–protein interactions in real time. Linear DNA fragments are tethered to a surface and stretched by buffer flow for fluorescence imaging. Using λ and φX174 DNA, this protocol enhances reproducibility and accessibility, providing a versatile approach for studying diverse ...
Ayush Kumar Ganguli   +8 more
wiley   +1 more source

Application of impulse methods of weighting in the refractory capsules production process

open access: yesЛитьë и металлургия, 2000
The article is devoted to the problem of manufacture of refractoty capsules of increased endurance out of difficult-to-extrude alloy powders made by impulse action method.
V. T. Shmuradko   +2 more
doaj  

Decreased cold‐sensing function of the transient receptor potential channel TRPM8 from tailed amphibians

open access: yesFEBS Open Bio, EarlyView.
Despite frogs avoiding low temperatures, examination of four salamander species revealed that none avoided cold and all possessed cold tolerance. Functional analysis of TRPM8, a cold sensor, showed that all salamander TRPM8s had lost their cold sensitivity.
Tadahiro Sawao   +3 more
wiley   +1 more source

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