Cooperative and geometry-dependent mechanochromic reactivity through aromatic fusion of two rhodamines in polymers

M Wu, Y Li, W Yuan, G De Bo, Y Cao… - Journal of the American …, 2022 - ACS Publications
The unique topological features of Piezo proteins underlie the lever-like cellular
mechanotransduction mechanism. This knowledge inspires us to seek topological/geometric …

Is molecular weight or degree of polymerization a better descriptor of ultrasound-induced mechanochemical transduction?

PA May, NF Munaretto, MB Hamoy, MJ Robb… - ACS Macro …, 2016 - ACS Publications
A detailed understanding of the fundamental processes that govern mechanical transduction
in covalent polymer mechanochemistry is essential to advance innovation in this field. In …

[HTML][HTML] Quantitative analysis of the dynamic behaviour of photochromic systems

S Delbaere, G Vermeersch, JC Micheau - Journal of Photochemistry and …, 2011 - Elsevier
The good understanding of a photochromic reaction mechanism requires the establishment
of the list of all the transient species and the definition of their connecting processes. The …

Activated barrier crossing dynamics in the non-radiative decay of NADH and NADPH

TS Blacker, RJ Marsh, MR Duchen, AJ Bain - Chemical Physics, 2013 - Elsevier
In live tissue, alterations in metabolism induce changes in the fluorescence decay of the
biological coenzyme NAD (P) H, the mechanism of which is not well understood. In this …

Photoisomerization action spectroscopy: flicking the protonated merocyanine–spiropyran switch in the gas phase

PB Markworth, BD Adamson, NJA Coughlan… - Physical Chemistry …, 2015 - pubs.rsc.org
Laser spectroscopy and ion mobility spectrometry are combined to provide structural and
photochemical information on photoisomerizing molecules in the gas phase. The strategy …

Light Sensitive Liposomes: A Novel Strategy for Targeted Drug Delivery

C Aundhia, G Parmar, C Talele… - Pharmaceutical …, 2025 - benthamdirect.com
Light-sensitive liposomes have emerged as a promising platform for drug delivery, offering
the potential for precise control over drug release and targeted therapy. These lipid-based …

Internal motion of an electronically excited molecule in viscoelastic media

AY Jee, E Bae, M Lee - The Journal of chemical physics, 2010 - pubs.aip.org
The twisting motion of trans-4-[4-(dimethylamino)-styryl]-1-methylpyridinium iodide (4-
DASPI) in the excited state was investigated in solutions and various polymers in order to …

Alkylation of spiropyran moiety provides reversible photo-control over nanostructured soft materials

WK Fong, N Malic, RA Evans, A Hawley, BJ Boyd… - Biointerphases, 2012 - Springer
The purpose of this study was to create a light responsive nanostructured liquid crystalline
matrix using a novel alkylated spiropyran photochromic molecule (spiropyran laurate, SPL) …

Bidirectional photomodulation of surface tension in Langmuir films

J Cheng, P Štacko, P Rudolf, RYN Gengler… - Angewandte …, 2017 - Wiley Online Library
Switching systems operating in a cooperative manner capable of converting light energy into
mechanical motion are of great interest for optical devices, data storage, nanoscale energy …

Ultrafast twisting dynamics in the excited state of auramine

C Singh, B Modak, JA Mondal… - The Journal of Physical …, 2011 - ACS Publications
Relaxation dynamics of the excited state of bis-[4-(dimethylamino)-phenyl] methaniminium
chloride (Auramine) has been investigated using subpicosecond time-resolved absorption …