Results 71 to 80 of about 7,300 (245)

Waveguide Photoactuators: Materials, Fabrication, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
Waveguide photoactuators convert guided light into mechanical motion. Their tethered‐flexible design enables minimally invasive surgery and confined‐space robotics. This review aims to guide materials selection, device design, and system integration, accelerating the transition of waveguide photoactuators from laboratory prototypes to versatile ...
Minjie Xi   +4 more
wiley   +1 more source

Light penetration-coupled photoisomerization modeling for photodeformation of diarylethene single crystal: upscaling isomerization to macroscopic deformation

open access: yesScientific Reports, 2017
Diarylethene is one of the photo-responsive materials that show rapid and reversible changes in their color/electrochemical properties and macroscopic deformations in the crystalline phase by light irradiation. Photoisomerization is the main cause of the
Muyoung Kim, Jung-Hoon Yun, Maenghyo Cho
doaj   +1 more source

Studying synthesis confinement effects on the internal structure of nanogels in computer simulations [PDF]

open access: yes, 2019
We study the effects of droplet finite size on the structure of nanogel particles synthesized by random crosslinking of molecular polymers diluted in nanoemulsions.
Kantorovich, Sofia S.   +3 more
core   +1 more source

Design of Single‐Atom Catalysts Anchored in N‐Doped Biphenylene Using Symbolic Regression for Electrocatalytic Nitrate Reduction to Ammonia

open access: yesAdvanced Science, EarlyView.
A high‐throughput in silico calculations for NO3RR based on transition metal doped and nitrogen decorated biphenylene network are performed. A symbolic regression is designed to capture the hidden descriptors of NO3RR for hyper dimensional system entailing large geometric variability.
Zheng Shu   +9 more
wiley   +1 more source

Plasmon-based photopolymerization: near-field probing, advanced photonic nanostructures and nanophotochemistry [PDF]

open access: yes, 2014
Cataloged from PDF version of article.Hybrid nanomaterials are targeted by a rapidly growing group of nanooptics researchers, due to the promise of optical behavior that is difficult or even impossible to create with nanostructures of homogeneous ...
Bachelot, R.   +10 more
core   +2 more sources

Stimuli‐Responsive Supramolecular Biomaterials for Cancer Theranostics

open access: yesAdvanced Science, EarlyView.
The ultimate goal of cancer theranostics is to get imaging agents and therapeutic cargo to tumor sites when and where they are required. “Smart” systems should be developed. This review discusses the characteristics of physiological stimuli, types and action modes of external stimuli, construction approaches and working principles, as well as ...
Wenting Hu   +4 more
wiley   +1 more source

Click chemistry towards thermally reversible photochromic 4,5-bisthiazolyl-1,2,3-triazoles

open access: yesBeilstein Journal of Organic Chemistry, 2019
Three new diarylethenes were synthesized from 1,2-bis(5-methyl-2-(4-substituted-phenyl)thiazol-4-yl)ethyne and benzyl azide through Ru(I)-catalyzed Huisgen cyclization reactions.
Chenxia Zhang   +4 more
doaj   +1 more source

Synthesis of Dithienylcycloalkene Molecular Switches Enabled by a Bench‐Stable Ti‐Complex

open access: yesChemistry – A European Journal, EarlyView.
Herein we report a set of cycloalkene‐bridged DTEs with ring sizes ranging from 4‐ to 7‐membered rings. The synthesis of these analogs was performed via a key McMurry coupling step, which was enabled by a practical, bench‐stable Ti(IV)‐complex. Remarkably, it is shown that the strained cyclobutene bridge outperforms other rings, even the most commonly ...
Marcell M. Bogner   +4 more
wiley   +1 more source

The role of alkyl substituents in deazaadenine-based diarylethene photoswitches

open access: yesBeilstein Journal of Organic Chemistry, 2016
Diarylethenes are an important class of reversible photoswitches and often claimed to require two alkyl substituents at the carbon atoms between which the bond is formed or broken in the electrocyclic rearrangement.
Christopher Sarter   +2 more
doaj   +1 more source

Photochemical investigation of a photochromic diarylethene compound that can be used as a wide range actinometer [PDF]

open access: yes, 2010
The photochromic diarylethene derivative 1,2-bis(5-(4-ethynylphenyl)-2-methylthiophen-3-yl)perfluorocyclopentene (1) was submitted to photochemical, thermal stability and fatigue resistance studies in acetonitrile, also to evaluate its possible ...
Ballardini, Roberto   +5 more
core  

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