Results 71 to 80 of about 6,093 (220)

Design of a Photoswitchable Cadherin [PDF]

open access: yesJournal of the American Chemical Society, 2013
There is a growing interest in engineering proteins whose function can be controlled with the spatial and temporal precision of light. Here, we present a novel example of a functional light-triggered switch in the Ca-dependent cell-cell adhesion protein E-cadherin, created using a mechanism-based design strategy. We report an 18-fold change in apparent
Kortemme, Tanja   +3 more
openaire   +4 more sources

Using the Photostationary State of Arylazopyrazoles to Control Phase Transitions of Liquid Crystals

open access: yesAdvanced Functional Materials, EarlyView.
A series of new arylazopyrazole photoswitches is designed as dopants for liquid crystalline materials. Unprecedented, the distribution of photoisomers at the photostationary state upon irradiation with light of specific wavelengths (365, 460, 520 nm) is used to control the liquid crystalline phase transitions under isothermal conditions, including ...
Tobias Thiele   +3 more
wiley   +1 more source

All-Visible-Light-Activated Diarylethene Photoswitches

open access: yesMolecules
Photochromic compounds have attracted much attention for their potential applications in photo-actuators, optoelectronic devices and optical recording techniques.
Ruiji Li   +6 more
doaj   +1 more source

Synthesis of Functionalized Azobiphenyl‐ and Azoterphenyl‐ Ditopic Linkers: Modular Building Blocks for Photoresponsive Smart Materials

open access: yesChemistryOpen, 2019
Modular synthesis of structurally diverse functionalized azobiphenyls and azoterphenyls for the realization of optically switchable materials has been described.
Dr. Sylvain Grosjean   +5 more
doaj   +1 more source

Ab initio studies on photorelaxation [PDF]

open access: yes, 2017
This work addresses relaxation mechanisms of photoexcited organic molecules of small and medium size, up to 62 atoms. For most systems it is investigated theoretically, how modifications, often in the form of substituents, influence the decay processes ...
Oesterling, Sven
core  

Optically-controlled long-term storage and release of thermal energy in phase-change materials [PDF]

open access: yes, 2017
Thermal energy storage offers enormous potential for a wide range of energy technologies. Phase-change materials offer state-of-the-art thermal storage due to high latent heat.
Grossman, Jeffrey C.   +2 more
core   +2 more sources

A Chiroptical Photoswitchable DNA Complex [PDF]

open access: yesThe Journal of Physical Chemistry B, 2011
The interesting structural, electronic, and optical properties of DNA provide fascinating opportunities for developing nanoscale smart materials by integrating DNA with opto-electronic components. In this article we demonstrate the electrostatic binding of an amine-terminated dithienylethene (DET) molecular switch to double-stranded synthetic ...
- Mammana   +4 more
openaire   +3 more sources

A Programmable Semiconductor Containing Active Molecular Photoswitches Located in the Crystal's Volume Phase

open access: yesAdvanced Functional Materials, EarlyView.
A novel approach for the design of functional semiconductors is presented, which utilizes the excellent optoelectronic properties of layered hybrid perovskites and the possibility to introduce a molecular photoswitch as the organic spacer. This concept is successfully demonstrated on a coumarin‐based system with the possibility to change the bandgap ...
Oliver Treske   +4 more
wiley   +1 more source

Photoinduced bidirectional mesophase transition in vesicles containing azobenzene amphiphiles

open access: yesIUCrJ
The functionality and efficiency of proteins within a biological membrane are highly dependent on both the membrane lipid composition and the physiochemical properties of the solution.
Svenja C. Hövelmann   +8 more
doaj   +1 more source

Photoswitching in azo dyes bearing thienylpyrrole and benzothiozole heterocyclic systems [PDF]

open access: yes, 2012
Dedicated to the Centenary of the Portuguese Chemical SocietyVisible light promotes the conversion of the E-isomer of benzothiazol-2-yl and benzothiazol-6-yl diazenes to the thermal unstable Z-isomer that reverts in few seconds to the initial form.
Castro, M. Cidália R.   +3 more
core   +1 more source

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