نتایج جستجو برای: fullerene c60

تعداد نتایج: 6897  

Journal: :Soft matter 2015
Rajeev Dattani João T Cabral

We report the phase behaviour of polymer/fullerene/solvent ternary mixtures and its consequence for the morphology of the resulting composite thin films. We focus particularly on solutions of polystyrene (PS), C60 fullerene and toluene, which are examined by static and dynamic light scattering, and films obtained from various solution ages and thermal annealing conditions, using atomic force an...

Journal: :Ukrains'kyi biokhimichnyi zhurnal 2013
K S Andreichenko S V Prylutska K O Medynska K I Bogutska N E Nurishchenko Yu I Prylutskyy U Ritter P Scharff

Creation of new biocompatible nanomaterials, which can exhibit the specific biological effects, is an important complex problem that requires the use of last accomplishments of biotechnology. The effect of pristine water-soluble fullerene C60 on ATPase activity and superprecipitation reaction of rabbit skeletal muscle natural actomyosin has been revealed, namely an increase of actomyosin superp...

2013
V. A. Chistyakov

Fullerene C60 compound was recently found to be a potent anti-oxidant, which may be envisioned as a result of alteration of the inner mitohondria membrane electric potential with protons transport boosted by fullerenes. Here we briefly report on the theoretical test of the very possibility of protons to pass through the surface of C60 fullerene to become confined within latter thus possibly dec...

Journal: :Chemical communications 2014
Ryusuke Yoshida Takuya Matsumura Tsukasa Nakahodo Hisashi Fujihara

We determined the surface-enhanced Raman scattering of the plasmonic hybrid nanotubes of fullerene C60-polythiophene-Ag or Au nanoparticles (NPs) which were synthesized via the template-based electrocopolymerization of terthiophene-linked fullerene C60 and terthiophene-modified Ag NPs or Au NPs using a nanoporous alumina membrane as the template. The combination of plasmonic activity and chemic...

Journal: :Physical review letters 2005
Sébastien Hamel Vladimir Timoshevskii Michel Côté

We present a theoretical study of a new hybrid compound, where the C60 molecules are encapsulated in a recently discovered metal-organic framework (MOF). Being placed in a rigid skeleton, the fullerene molecules form a cubic crystal, while the intermolecular distance of the fullerenes is tuned by the choice of appropriate organic linkers of the MOF structure. The resulting C60 crystal shows a d...

2013
Magdalena Popławska Hanna Krawczyk

Uraemic toxins-creatol and N-methylguanidine-are generated in conversion of creatinine in water in the presence of various forms of carbon such as fullerene C60, carbon-encapsulated magnetic nanoparticles, and multiwalled carbon nanotubes and oxygen. The conversion degree for creatinine was different for fullerene C60, CEMNPs, and MWCNTs and was 9% (3.6% creatol, 5.4% N-methylguanidine), 35% (1...

Journal: :Toxicological sciences : an official journal of the Society of Toxicology 2006
Aleksandra Isakovic Zoran Markovic Biljana Todorovic-Markovic Nadezda Nikolic Sanja Vranjes-Djuric Marija Mirkovic Miroslav Dramicanin Ljubica Harhaji Nevena Raicevic Zoran Nikolic Vladimir Trajkovic

The mechanisms underlying the cytotoxic action of pure fullerene suspension (nano-C60) and water-soluble polyhydroxylated fullerene [C60(OH)n] were investigated. Crystal violet assay for cell viability demonstrated that nano-C60 was at least three orders of magnitude more toxic than C60(OH)n to mouse L929 fibrosarcoma, rat C6 glioma, and U251 human glioma cell lines. Flow cytometry analysis of ...

2016
Kook-Han Kim Dong-Kyun Ko Yong-Tae Kim Nam Hyeong Kim Jaydeep Paul Shao-Qing Zhang Christopher B. Murray Rudresh Acharya William F. DeGrado Yong Ho Kim Gevorg Grigoryan

Learning to engineer self-assembly would enable the precise organization of molecules by design to create matter with tailored properties. Here we demonstrate that proteins can direct the self-assembly of buckminsterfullerene (C60) into ordered superstructures. A previously engineered tetrameric helical bundle binds C60 in solution, rendering it water soluble. Two tetramers associate with one C...

Journal: :Small 2013
Alexey V Tkach Naveena Yanamala Shyla Stanley Michael R Shurin Galina V Shurin Elena R Kisin Ashley R Murray Samantha Pareso Timur Khaliullin Gregg P Kotchey Vincent Castranova Sanjay Mathur Bengt Fadeel Alexander Star Valerian E Kagan Anna A Shvedova

Graphene oxide (GO) and C60 - or C60 -TRIS fullerenes, internalized by murine dendritic cells (DCs), differently affect their abilities to present antigens to T-cells. While C60 -fullerenes stimulate the ovalbumin-specific MHC class I-restricted T-cell response, GO impairs the stimulatory potential of DCs. In contrast to C60 -fullerenes, GO decreases the intracellular levels of LMP7 immunoprote...

Journal: :Chemical communications 2011
Navaneetha K Subbaiyan Jonathan P Hill Katsuhiko Ariga Shunichi Fukuzumi Francis D'Souza

A novel approach for improving photocurrent in a supramolecular solar cell, composed of zinc porphyrin-oxoporphyrinogen (ZnP-OxP) surface-modified TiO(2), by redox tuning through fluoride anion binding to the redox active host, OxP is demonstrated.

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