Results 31 to 40 of about 8,584,903 (389)

Two-dimensional electronic spectroscopy of bacteriochlorophyll a with synchronized dual mode-locked lasers

open access: yesNature Communications, 2020
Multidimensional electronic spectroscopy techniques still have many limitations. Here, the authors introduce a 2D electronic spectroscopy technique that uses broadband, synchronized mode-locked lasers to study dynamics on a wide range of timescales.
JunWoo Kim   +3 more
doaj   +1 more source

Differential molecular response in mice and human thymocytes exposed to a combined-dose radiation regime

open access: yesScientific Reports, 2022
In the quest for more effective radiation treatment options that can improve both cell killing and healthy tissue recovery, combined radiation therapies are lately in the spotlight.
Pilar López-Nieva   +8 more
doaj   +1 more source

Excitonic Bloch–Siegert shift in CsPbI3 perovskite quantum dots

open access: yesNature Communications, 2022
Observation of a Bloch-Siegert shift has remained elusive. Here, Wu et al, reports spin-selective Bloch-Siegert shift in lead halide perovskite quantum dots, and highlights the importance of many-body interactions in correctly modeling the shift.
Yuxuan Li   +8 more
doaj   +1 more source

Exploiting volumetric wave correlation for enhanced depth imaging in scattering medium

open access: yesNature Communications, 2023
The authors achieve ultrahigh resolution and depth volumetric imaging in complex media by recording a volumetric reflection matrix covering individual wavelengths and angles and developing reconstruction algorithms based on volumetric wave correlation.
Ye-Ryoung Lee   +4 more
doaj   +1 more source

Molecular dynamics as an approach to study prion protein misfolding and the effect of pathogenic mutations [PDF]

open access: yes, 2011
Computer simulation of protein dynamics offers unique high-resolution information that complements experiment. Using experimentally derived structures of the natively folded prion protein (PrP), physically realistic dynamics and conformational changes ...
Daggett, Valerie, van der Kamp, Marc W
core   +2 more sources

Gaussian accelerated molecular dynamics: Principles and applications

open access: yesWiley Interdisciplinary Reviews. Computational Molecular Science, 2021
Gaussian accelerated molecular dynamics (GaMD) is a robust computational method for simultaneous unconstrained enhanced sampling and free energy calculations of biomolecules.
Jinan Wang   +7 more
semanticscholar   +1 more source

Relationship Between Homodimeric Glucocorticoid Receptor and Transcriptional Regulation Assessed via an In Vitro Fluorescence Correlation Spectroscopy-Microwell System

open access: yesScientific Reports, 2018
Glucocorticoid receptor (GR) is a hormone-activated transcription regulatory protein involved in metabolism as well as adrenocortical responses to psychosocial stress.
Sho Oasa   +5 more
doaj   +1 more source

Spin blockade and phonon bottleneck for hot electron relaxation observed in n-doped colloidal quantum dots

open access: yesNature Communications, 2021
Hot electrons in bulk semiconductors usually relax via electron-phonon scattering on a sub-picosecond timescale. Here, the authors observe hot electron lifetime as long as 320 picoseconds by performing a photochemical reduction reaction on colloidal ...
Junhui Wang   +5 more
doaj   +1 more source

OpenMM 7: Rapid development of high performance algorithms for molecular dynamics

open access: yesbioRxiv, 2016
OpenMM is a molecular dynamics simulation toolkit with a unique focus on extensibility. It allows users to easily add new features, including forces with novel functional forms, new integration algorithms, and new simulation protocols.
P. Eastman   +12 more
semanticscholar   +1 more source

Near-field transmission matrix microscopy for mapping high-order eigenmodes of subwavelength nanostructures

open access: yesNature Communications, 2020
Nanoscale integrated photonic devices have complicated combinations of optical eigenmodes. Here, the authors develop a far- to near-field transmission matrix microscopy that enables measuring higher-order modes of nanostructures beyond the capabilities ...
Eunsung Seo   +9 more
doaj   +1 more source

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