Cononsolvency of thermoresponsive polymers: where we are now and where we are going

S Bharadwaj, BJ Niebuur, K Nothdurft, W Richtering… - Soft Matter, 2022 - pubs.rsc.org
Cononsolvency is an intriguing phenomenon where a polymer collapses in a mixture of
good solvents. This cosolvent-induced modulation of the polymer solubility has been …

Macromolecular compaction by mixed solutions: Bridging versus depletion attraction

L Sapir, D Harries - Current Opinion in Colloid & Interface Science, 2016 - Elsevier
From colloidal dispersions to solvated polymers or proteins, solution composition is known
to strongly influence the stable state of the bathing macromolecules. Mixed solvents …

Mechanism of polymer collapse in miscible good solvents

F Rodríguez-Ropero, T Hajari… - The Journal of Physical …, 2015 - ACS Publications
We propose a physical mechanism for co-nonsolvency of a stimulus-responsive polymer in
water/methanol mixed solution based on results obtained with molecular simulations. Even …

Computational calorimetry of PNIPAM cononsolvency in water/methanol mixtures

C Dalgicdir, F Rodríguez-Ropero… - The Journal of …, 2017 - ACS Publications
We revisit the mechanism for cononsolvency of PNIPAM in water/methanol mixtures. Using
extensive molecular dynamics simulations, we calculate the calorimetric enthalpy of the …

Molecular description of the coil-to-globule transition of Poly (N-isopropylacrylamide) in water/ethanol mixture at low alcohol concentration

L Tavagnacco, E Zaccarelli, E Chiessi - Journal of Molecular Liquids, 2020 - Elsevier
Abstract Poly (N-isopropylacrylamide), PNIPAM, is a widely studied polymer, which serves
as a key constituent of nanostructured soft materials with responsive properties. Upon …

Cosolvent-Induced Gating and Structural Changes in Poly (ethylene oxide)-Grafted Gold Nanopores

G Chen, EE Dormidontova - Macromolecules, 2024 - ACS Publications
Polymer-grafted nanopores allow the control of pore permittivity, which can be exploited in
many nanotechnological applications. Using atomistic molecular dynamics simulations, we …

A cosolvent surfactant mechanism affects polymer collapse in miscible good solvents

S Bharadwaj, D Nayar, C Dalgicdir… - Communications …, 2020 - nature.com
The coil–globule transition of aqueous polymers is of profound significance in
understanding the structure and function of responsive soft matter. In particular, the …

Does preferential adsorption drive cononsolvency?

S Bharadwaj, NFA van der Vegt - Macromolecules, 2019 - ACS Publications
Cononsolvency refers to the effect in which a polymer chain in good solvent collapses when
it is mixed with an increasing concentration of a second good solvent. An important question …

[HTML][HTML] An interplay of excluded-volume and polymer–(co) solvent attractive interactions regulates polymer collapse in mixed solvents

S Bharadwaj, D Nayar, C Dalgicdir… - The Journal of …, 2021 - pubs.aip.org
Cosolvent effects on the coil–globule transitions in aqueous polymer solutions are not well
understood, especially in the case of amphiphilic cosolvents that preferentially adsorb on the …

Energetics and mechanisms of poly (N-isopropylacrylamide) phase transitions in water–methanol solutions

VY Grinberg, TV Burova, NV Grinberg… - …, 2020 - ACS Publications
The phase transitions of poly (N-isopropylacrylamide)(PNIPAM) in water–methanol mixed
solutions were studied in detail by high-sensitivity differential scanning calorimetry. From this …