Results 71 to 80 of about 15,963 (212)

Optical cell separation from three-dimensional environment in photodegradable hydrogels for pure culture techniques [PDF]

open access: yes, 2014
Cell sorting is an essential and efficient experimental tool for the isolation and characterization of target cells. A three-dimensional environment is crucial in determining cell behavior and cell fate in biological analysis.
Kanamori Toshiyuki   +6 more
core   +1 more source

Holographic data storage in a DX-center material [PDF]

open access: yes, 1997
We report on the optical storage of digital data in a semiconductor sample containing DX centers. The diffraction efficiency and the bit-error-rate performance of multiplexed data images are shown to agree well with a simple model of the material ...
Chuang, E.   +3 more
core  

Recent advances in drug delivery systems based on polypeptides prepared fromN-carboxyanhydrides [PDF]

open access: yes, 2014
Recent years have seen a dramatic increase in interest in the use of ring-opening polymerization of N-carboxyanhydride monomers as a method to prepare well-defined polypeptides and peptide hybrid materials.
Cameron, Neil R., Hehir, Sarah
core   +1 more source

Surface-Relief Gratings in Halogen-Bonded Polymer–Azobenzene Complexes: A Concentration-Dependence Study

open access: yesMolecules, 2017
In recent years, supramolecular complexes comprising a poly(4-vinylpyridine) backbone and azobenzene-based halogen bond donors have emerged as a promising class of materials for the inscription of light-induced surface-relief gratings (SRGs). The studies
Jelle E. Stumpel   +6 more
doaj   +1 more source

Supramolecularly directed rotary motion in a photoresponsive receptor [PDF]

open access: yes, 2018
Stimuli-controlled motion at the molecular level has fascinated chemists already for several decades. Taking inspiration from the myriad of dynamic and machine-like functions in nature, a number of strategies have been developed to control motion in ...
AF Li   +45 more
core   +2 more sources

Solar tracking system [PDF]

open access: yes, 1981
A solar tracker for a solar collector is described in detail. The collector is angularly oriented by a motor wherein the outputs of two side-by-side photodetectors are discriminated as to three ranges: a first corresponding to a low light or darkness ...
Scott, D. R., White, P. R.
core   +1 more source

Diverse biological effects of glycosyltransferase genes from Tartary buckwheat [PDF]

open access: yes, 2019
Background: Tartary buckwheat (Fagopyrum tataricum) is an edible cereal crop whose sprouts have been marketed and commercialized for their higher levels of anti-oxidants, including rutin and anthocyanin. UDP-glucose flavonoid glycosyltransferases (UFGTs)
Chen, Hui   +12 more
core   +2 more sources

XPS Investigation of a CdS-Based Photoresistor under Working Conditions: Operando−XPS [PDF]

open access: yes, 2012
Cataloged from PDF version of article.A noncontact chemical and electrical measurement X-ray photoelectron spectroscopy (XPS) technique is performed to investigate a CdS-based photoresistor during its operation.
Rockett, A. A., Sezen, H., Suzer, S.
core   +1 more source

Supramolecular photoresponsive polyurethane with movable crosslinks based on photoisomerization of azobenzene

open access: yesAggregate
Light‐driven actuators are widely used for smart devices such as soft robots. One of the main challenges for actuators is achieving rapid responsiveness, in addition to ensuring favorable mechanical properties.
Xin Zhou   +5 more
doaj   +1 more source

A switchable zinc-based metal organic framework for the light triggered absorption and release of organic dyes

open access: yesJournal of Saudi Chemical Society
Due to its adjustable pore structure, the metal–organic frameworks (MOFs) have attracted much attention in the treatment of organic dye molecules in wastewater.
Shiye Li   +6 more
doaj   +1 more source

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