Results 61 to 70 of about 117,439 (345)

Salts of S-(+)-Ibuprofen Formed via Its Reaction with the Antifibrinolytic Agents Aminocaproic Acid and Tranexamic Acid: Synthesis and Characterization

open access: yesCrystals, 2023
The paucity of multi-component compounds containing the non-steroidal anti-inflammatory drug (NSAID) S-(+)-ibuprofen (S-IBU) in combination with other drugs prompted the present study, which describes 1:1 salts of this active pharmaceutical ingredient ...
Hannah M. Frösler   +3 more
doaj   +1 more source

Hydrogen Bond Symmetrization in Glycinium Oxalate under Pressure [PDF]

open access: yesJournal of Physical Chemistry B 2016, 2015
We report here the evidences of hydrogen bond symmetrization in the simplest amino acid- carboxylic acid complex, glycinium oxalate, at moderate pressures of 8 GPa using in-situ infrared and Raman spectroscopic investigations combined with first-principles simulations.
arxiv   +1 more source

Host–guest interaction and properties of cucurbit[8]uril with chloramphenicol

open access: yesBeilstein Journal of Organic Chemistry, 2021
The interaction between cucurbit[8]uril (Q[8]) and chloramphenicol (CPE) was investigated using single-crystal X-ray diffraction spectroscopy, isothermal titration calorimetry (ITC) and UV–vis, NMR and IR spectroscopy.
Lin Zhang   +6 more
doaj   +1 more source

Autonomous helical propagation of active toroids with mechanical action

open access: yesNature Communications, 2019
Self-assembly in nature is dynamic and exists in out-of-equilibrium state and thus systems have the ability to autonomously respond to environmental changes.
Bowen Shen   +6 more
doaj   +1 more source

Ortho-Fluorination of azophenols increases the mesophase stability of photoresponsive hydrogen-bonded liquid crystals [PDF]

open access: yes, 2018
Photoresponsive liquid crystals (LCs) whose alignment can be controlled with UV-Visible light are appealing for a range of photonic applications. From the perspective of exploring the interplay between the light response and the self-assembly of the ...
Ahmed Z.   +5 more
core   +1 more source

Design principles and fundamental trade-offs in biomimetic light harvesting [PDF]

open access: yesNew J. Phys. 15, 013030 (2013), 2012
Recent developments in synthetic and supramolecular chemistry have created opportunities to design organic systems with tailored nanoscale structure for various technological applications. A key application area is the capture of light energy and its conversion into electrochemical or chemical forms for photovoltaic or sensing applications.
arxiv   +1 more source

Interplay of water and a supramolecular capsule for catalysis of reductive elimination reaction from gold. [PDF]

open access: yes, 2019
Supramolecular assemblies have gained tremendous attention due to their ability to catalyze reactions with the efficiencies of natural enzymes. Using ab initio molecular dynamics, we identify the origin of the catalysis by the supramolecular capsule ...
Head-Gordon, Teresa   +2 more
core   +3 more sources

Elucidating the Supramolecular Interaction of Positively Supercharged Fluorescent Protein with Anionic Phthalocyanines

open access: yesAdvanced Biology, EarlyView.
Positively supercharged mGreenLatern protein is self‐assembled electrostatically with negatively charged zinc phthalocyanines to yield bio‐based photoactive materials in aqueous media. The addition of phthalocyanines results in the formation of large complexes fully quenching of the protein fluorescence. The results indicate an energy transfer from the
Sharon Saarinen   +10 more
wiley   +1 more source

Precursor-dependent structural diversity in luminescent carbonized polymer dots (CPDs): the nomenclature

open access: yesLight: Science & Applications, 2021
A wide variety of carbon nanomaterials can be grouped under the category of carbonized polymer dots (CPDs) because of their observed structural diversity. Nomenclature is thus proposed for the better identification of various CPDs materials.
Qingsen Zeng   +4 more
doaj   +1 more source

Photosensitization With Supramolecular Arrays for Enhanced Antimicrobial Photodynamic Treatments

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
Microbial infections represent a silent threat to health that has worsened in recent decades due to microbial resistance to multiple drugs, preventing the fight against infectious diseases.
Cecilia Vera   +2 more
doaj   +1 more source

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