Design principles for strong and tough hydrogels

X Li, JP Gong - Nature Reviews Materials, 2024 - nature.com
Hydrogels are crosslinked polymer networks swollen with water. Owing to their soft and
water-containing nature, hydrogels are promising materials for applications in many fields …

Naphthopyran molecular switches and their emergent mechanochemical reactivity

ME McFadden, RW Barber, AC Overholts… - Chemical Science, 2023 - pubs.rsc.org
Naphthopyran molecular switches undergo a ring-opening reaction upon external
stimulation to generate intensely colored merocyanine dyes. Their unique modularity and …

Ultraflexible, cost-effective and scalable polymer-based phase change composites via chemical cross-linking for wearable thermal management

Y **g, Z Zhao, X Cao, Q Sun, Y Yuan, T Li - Nature Communications, 2023 - nature.com
Phase change materials (PCMs) offer great potential for realizing zero-energy thermal
management due to superior thermal storage and stable phase-change temperatures …

High strength and toughness polymeric triboelectric materials enabled by dense crystal-domain cross-linking

C Cai, X Meng, L Zhang, B Luo, Y Liu, T Liu… - Nano Letters, 2024 - ACS Publications
Lightweight, easily processed, and durable polymeric materials play a crucial role in
wearable sensor devices. However, achieving simultaneously high strength and toughness …

Sacrificial mechanical bond is as effective as a sacrificial covalent bond in increasing cross-linked polymer toughness

H Yokochi, RT O'Neill, T Abe, D Aoki… - Journal of the …, 2023 - ACS Publications
Sacrificial chemical bonds have been used effectively to increase the toughness of
elastomers because such bonds dissociate at forces significantly below the fracture limit of …

The tension-activated carbon–carbon bond

Y Sun, I Kevlishvili, TB Kouznetsova, ZP Burke… - Chem, 2024 - cell.com
Mechanical force drives distinct chemical reactions; yet, its vectoral nature results in
complicated coupling with reaction trajectories. Here, we utilize a physical organic model …

Self-Amplified HF Release and Polymer Deconstruction Cascades Triggered by Mechanical Force

Y Hu, L Wang, I Kevlishvili, S Wang… - Journal of the …, 2024 - ACS Publications
Hydrogen fluoride (HF) is a versatile reagent for material transformation, with applications in
self-immolative polymers, remodeled siloxanes, and degradable polymers. The responsive …

Machine learning-assisted design of advanced polymeric materials

L Gao, J Lin, L Wang, L Du - Accounts of Materials Research, 2024 - ACS Publications
Conspectus Polymeric material research is encountering a new paradigm driven by
machine learning (ML) and big data. The ML-assisted design has proven to be a successful …

Leveraging mechanochemistry for sustainable polymer degradation

S Aydonat, AH Hergesell, CL Seitzinger, R Lennarz… - Polymer Journal, 2024 - nature.com
Over 8 billion tons of plastic have been produced to date, and a 100% reclamation recycling
strategy is not foreseeable. This review summarizes how the mechanochemistry of polymers …

Thermoresponsive helical dendronized poly (phenylacetylene) s: remarkable stabilization of their helicity via photo-dimerization of the dendritic pendants

L Ren, X Lu, W Li, J Yan, AK Whittaker… - Journal of the American …, 2023 - ACS Publications
Dynamic helical polymers can change their helicity according to external stimuli due to the
low helix-inversion barriers, while helicity stabilization for polymers is important for …