Operando monitoring transition dynamics of responsive polymer using optofluidic microcavities

DQ Yang, J Chen, QT Cao, B Duan, HJ Chen… - Light: Science & …, 2021 - nature.com
Optical microcavities have become an attractive platform for precision measurement with
merits of ultrahigh sensitivity, miniature footprint and fast response. Despite the …

Photo-cross-linkable PNIPAAm copolymers. 1. Synthesis and characterization of constrained temperature-responsive hydrogel layers

D Kuckling, ME Harmon, CW Frank - Macromolecules, 2002 - ACS Publications
Photo-cross-linkable co-and terpolymers of N-isopropylacrylamide (NIPAAm), 2-
(dimethylmaleimido)-N-ethylacrylamide (DMIAAm) as the chromophore, and N, N …

Thermoresponsive polymeric nanolenses magnify the thermal sensitivity of single upconverting nanoparticles

D Lu, JR Retama, R Marin, MI Marqués, OG Calderón… - Small, 2022 - Wiley Online Library
Lanthanide‐based upconverting nanoparticles (UCNPs) are trustworthy workhorses in
luminescent nanothermometry. The use of UCNPs‐based nanothermometers has enabled …

Conformation of end-tethered PNIPAM chains in water and in acetone by neutron reflectivity

H Yim, MS Kent, DL Huber, S Satija, J Majewski… - …, 2003 - ACS Publications
Poly (N-isopropylacrylamide) is perhaps the most well-known member of the class of
temperature responsive polymers. It has a lower critical solution temperature (LCST) in …

On–off transport through a thermoresponsive hydrogel composite membrane

SK Li, A D'Emanuele - Journal of Controlled Release, 2001 - Elsevier
A novel thermoresponsive composite membrane is described through which the permeation
of molecules is dependent on the temperature of the milieu. The thermoresponsive …

From molecular dehydration to excess volumes of phase-separating PNIPAM solutions

M Philipp, K Kyriakos, L Silvi, W Lohstroh… - The Journal of …, 2014 - ACS Publications
For aqueous poly (N-isopropyl acrylamide)(PNIPAM) solutions, a structural instability leads
to the collapse and aggregation of the macromolecules at the temperature-induced …

3D Optical Coherence Thermometry Using Polymeric Nanogels

T Muñoz‐Ortiz, I Alayeto, J Lifante… - Advanced …, 2023 - Wiley Online Library
In nanothermometry, the use of nanoparticles as thermal probes enables remote and
minimally invasive sensing. In the biomedical context, nanothermometry has emerged as a …

Photo-cross-linkable PNIPAAm copolymers. 5. Mechanical properties of hydrogel layers

ME Harmon, D Kuckling, CW Frank - Langmuir, 2003 - ACS Publications
Atomic force microscopy (AFM) was used to study the mechanical properties of photo-cross-
linked, temperature-responsive hydrogel layers in water. Photo-cross-linkable linear …

A Surface Plasmon Resonance Study of Volume Phase Transitions in N-Isopropylacrylamide Gel Films

ME Harmon, TAM Jakob, W Knoll, CW Frank - Macromolecules, 2002 - ACS Publications
Cross-linked N-isopropylacrylamide (NIPAAm) gel is covalently attached to a substrate, and
the resulting interface is probed using surface plasmon resonance (SPR) as a function of …

Packaged microbubble resonator for versatile optical sensing

D Yang, B Duan, A Wang, Y Pan… - Journal of Lightwave …, 2020 - ieeexplore.ieee.org
Microbubble whispering-gallery resonator with the intrinsic microfluidic channel is a
promising platform for biochemical sensing due to their ultrahigh quality (Q) factor and …