Lei Chen

ORCID: 0000-0003-0249-4166
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About
Contact & Profiles
Research Areas
  • Force Microscopy Techniques and Applications
  • Rheology and Fluid Dynamics Studies
  • Mechanical and Optical Resonators
  • Lipid Membrane Structure and Behavior
  • Block Copolymer Self-Assembly
  • Supramolecular Chemistry and Complexes
  • Advanced Polymer Synthesis and Characterization
  • Cellular Mechanics and Interactions

University of Manchester
2024-2025

Institute of Theoretical Physics
2006

Jilin University
2006

Force-controlled release of small molecules offers great promise for the delivery drugs and healing or reporting agents in a medical materials context

10.1038/s41586-024-07154-0 article EN cc-by Nature 2024-04-10

Mechanophores (mechanosensitive molecules) are usually activated by pulling them with covalently attached polymers. A rotaxane actuator offers a new geometry of activation as the macrocycle pushes against stoppering mechanophore. Here we compare both and pushing activations show that is more efficient selective than pulling. We found bulky furan/maleimide adduct occurs via two competing dissociation pathways: retrocycloaddition heterolytic cleavage (generating trityl cation in process),...

10.1021/jacs.4c05168 article EN cc-by Journal of the American Chemical Society 2024-06-07

Bowser et al. have shown that substituents stabilising the diradical character of symmetry-forbidden disrotatory pathway accelerate mechanochemical ring-opening cis -cyclobutenes ( Chem Sci. , 2025, https://doi.org/10.1039/D5SC00253B).

10.1039/d5sc90082d article EN cc-by Chemical Science 2025-01-01

The microphase separation of miktoarm block copolymers with different compositions and chain rigidities is studied using dissipative particle dynamics in two dimensions. pure coil, rod-coil, pure-rod models are considered, complex micelles, tubular lamellae networks morphologies obtained for these systems. influence the molecule flexibility shape on morphology emphasized special "Y"- "T"-shaped copolymers. From an application point view, results will be helpful designing new templates thin...

10.1209/epl/i2005-10547-6 article EN EPL (Europhysics Letters) 2006-03-21
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