Results 11 to 20 of about 51,747 (268)

Ultralight Ultrafast Enzymes**

open access: yesAngewandte Chemie, 2023
Abstract Inorganic materials depleted of heavy stable isotopes are known to deviate strongly in some physicochemical properties from their isotopically natural counterparts. Here we explored for the first time the effect of simultaneous depletion of the heavy carbon, hydrogen, oxygen and nitrogen isotopes on the ...
Xuepei Zhang   +11 more
openaire   +3 more sources

Ultrafast Science to Capture Ultrafast Motions

open access: yesUltrafast Science, 2021
We are living in a dynamic world, where all matter is in a vibrant process, whether it is a giant celestial body or a small atom. Being able to observe, analyze, and manipulate these dynamic processes is undoubtedly essential for scientific discoveries and technical innovations.
Qihuang Gong, Wei Zhao
openaire   +2 more sources

Ultrafast line detector

open access: yesJournal of Electronic Imaging, 2022
This article introduces the fastest line detector so far published in the literature. This algorithm is 14.88 times faster than the next fastest line detector, the EDLines, and 94.7 times faster than the line segment detector. It is hundreds of times faster and more reliable than the Standard Hough Transform.
Yilmaz, Ismail Can, Baykal, Ibrahim Cem
openaire   +2 more sources

Numerical method for nonlinear optical spectroscopies: Ultrafast ultrafast spectroscopy [PDF]

open access: yesThe Journal of Chemical Physics, 2019
We outline a novel numerical method, called Ultrafast Ultrafast (UF2) spectroscopy, for calculating the nth-order wavepackets required for calculating n-wave mixing signals. The method is simple to implement, and we demonstrate that it is computationally more efficient than other methods in a wide range of use cases. The resulting spectra are identical
Peter A. Rose, Jacob J. Krich
openaire   +3 more sources

Ultrafast terahertz magnetometry [PDF]

open access: yesNature Communications, 2020
AbstractA material’s magnetic state and its dynamics are of great fundamental research interest and are also at the core of a wide plethora of modern technologies. However, reliable access to magnetization dynamics in materials and devices on the technologically relevant ultrafast timescale, and under realistic device-operation conditions, remains a ...
Wentao Zhang   +10 more
openaire   +8 more sources

Time-Resolved Synchronous Fluorescence for Biomedical Diagnosis

open access: yesSensors, 2015
This article presents our most recent advances in synchronous fluorescence (SF) methodology for biomedical diagnostics. The SF method is characterized by simultaneously scanning both the excitation and emission wavelengths while keeping a constant ...
Xiaofeng Zhang   +2 more
doaj   +1 more source

Ultrafast dynamics in molecular ions following UV and XUV excitation: a perspective

open access: yesAdvances in Physics: X, 2022
Gas phase experiments combined with ultrafast technologies can provide information on the intrinsic properties of molecular systems at picosecond, femtosecond, or even attosecond timescales.
Marius Hervé   +4 more
doaj   +1 more source

The Rise of Ultrafast Waves [PDF]

open access: yesDevelopmental Cell, 2018
Traditionally, biochemical traveling waves are thought to propagate due to a coupling of bistable reactions with diffusion. Recent work proposes mechanisms by which cells achieve fast signaling without necessarily resorting to pure bistability or diffusion-mediated coupling.
Owen, Puls, Qiong, Yang
openaire   +2 more sources

CAVITY-ENHANCED ULTRAFAST SPECTROSCOPY: ULTRAFAST MEETS ULTRASENSITIVE

open access: yesProceedings of the 71st International Symposium on Molecular Spectroscopy, 2016
Ultrafast optical spectroscopy methods, such as transient absorption spectroscopy and 2D spectroscopy, are widely used across many disciplines. However, these techniques are typically restricted to optically thick samples, such as solids and liquid solutions.
Melanie A. R. Reber   +2 more
openaire   +1 more source

Ultrafast Charge Dynamics in Bulk Zinc Oxide under Intense Photoexcitation

open access: yesPhotonics, 2023
The photo-induced charge dynamics of textbook wide-bandgap semiconductor ZnO have been investigated on the picosecond time-scale. We performed optical Pump-THz Probe experiments in order to measure the dielectric constant of the material after high ...
Andrea Rubano, Domenico Paparo
doaj   +1 more source

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