نتایج جستجو برای: hydroxyapatite nanorod

تعداد نتایج: 12895  

2005
H. M. Shang Y. Wang Guozhong Cao

This paper introduces a process for the growth of oxide nanorod, nanotube, and nanocable arrays that combines sol preparation and template-based electrophoretic deposition. Examples are shown that the sol electrophoretic deposition is an effective method for the formation of polycrystalline and single crystal oxide nanorod arrays, nanotube arrays and conformal coating of thin films of oxides on...

Journal: :Nanoscale 2013
Joanna Olesiak-Banska Marta Gordel Katarzyna Matczyszyn Vasyl Shynkar Joseph Zyss Marek Samoc

We show how a single gold nanorod can serve as a multifunctional probe in an organized DNA matrix. Polarization analysis of two-photon luminescence excited with a femtosecond laser enables imaging of the orientation of a single nanorod, which reports the orientation of DNA strands. Carefully controlled photoinduced heating by the same laser is able to degrade the DNA matrix in a highly localize...

جلایرنادری, نوشین, ستاری, ماندانا, سروش‌زاده, مرضیه, عباسی, فرید,

Background: Hydroxyapatite nanoparticles have a more surface contact and solubility than conventional hydroxyapatite. Hydroxynanoparticles enhances the biological and mechanical properties of new regenerated tissues. The hydroxyapatite nanoparticles have received attention as a new and effective osseous graft for using as scaffolds in bone regeneration. The reports on hydroxyapatite nanoparticl...

Journal: :iranian journal of nuclear medicine 1998
mohammad eftekhari ahmad mehrazin reza vali arsalan vakili armaghan fard-esfahani

static bone scan was performed in 46 patients for evaluation of ocular hydroxyapatite vascularization. study findings indicated that bone scan, with tc-99m mdp is an appropriate method for evaluation of hydroxyapatite vascularization and for estimating the time for peg insertion into the hydroxyapatite implant. our study showed proper hydroxyapatite vascularization when the ratio of activity in...

Journal: :Physical chemistry chemical physics : PCCP 2016
Yanming Fu Chung-Li Dong Zhaohui Zhou Wan-Yi Lee Jie Chen Penghui Guo Liang Zhao Shaohua Shen

Ta-doped hematite (α-Fe2O3) nanorod array films were successfully prepared on fluorine-doped tin dioxide (FTO) coated glass substrates via a facile solution growth process with TaCl5 as a Ta doping precursor. Under 1 sun illumination and at an applied potential of 1.0 V vs. Ag/AgCl, the Ta-doped α-Fe2O3 photoanode with optimized dopant concentration showed a photocurrent density as high as 0.53...

2017
Feng Xu Lijun Wu Qingping Meng Merzuk Kaltak Jianping Huang Jessica L Durham Marivi Fernandez-Serra Litao Sun Amy C Marschilok Esther S Takeuchi Kenneth J Takeuchi Mark S Hybertsen Yimei Zhu

Multiple lithium-ion transport pathways and local phase changes upon lithiation in silver hollandite are revealed via in situ microscopy including electron diffraction, imaging and spectroscopy, coupled with density functional theory and phase field calculations. We report unexpected inter-nanorod lithium-ion transport, where the reaction fronts and kinetics are maintained within the neighbouri...

Journal: :Optics express 2009
Ivan Favero Sebastian Stapfner David Hunger Philipp Paulitschke Jakob Reichel Heribert Lorenz Eva M Weig Khaled Karrai

The idea of extending cavity quantum electrodynamics experiments to sub-wavelength sized nanomechanical systems has been recently proposed in the context of optical cavity cooling and optomechanics of deformable cavities. Here we present an experiment involving a single nanorod consisting of about 10(9) atoms precisely positioned into the confined mode of a miniature high finesse Fabry-Pérot mi...

2012
Zhengji Zhou Shengjie Yuan Junqi Fan Zeliang Hou Wenhui Zhou Zuliang Du Sixin Wu

CuInS2 quantum dots (QDs) were deposited onto TiO2 nanorod arrays for different cycles by using successive ionic layer adsorption and reaction (SILAR) method. The effect of SILAR cycles on the light absorption and photoelectrochemical properties of the sensitized photoelectrodes was studied. With optimization of CuInS2 SILAR cycles and introduction of In2S3 buffer layer, quantum dot-sensitized ...

Journal: :The journal of physical chemistry. B 2006
H B Liu U Pal R Perez J A Ascencio

Classical molecular dynamics simulation is used for structural thermodynamic and dynamic analysis of Au-Pd bimetallic clusters. It is observed that the Pd-core/Au-shell structure is the most stable, and can be formed through annealing of other structures such as Au-core/Pd-shell, eutecticlike, or solid solution. Depending on the starting temperature and initial composition, three-layer icosahed...

Journal: :Nanoscale 2013
Antje Rey Guillaume Billardon Emanuel Lörtscher Kasper Moth-Poulsen Nicolai Stuhr-Hansen Heiko Wolf Thomas Bjørnholm Andreas Stemmer Heike Riel

We demonstrate a method to assemble gold nanorods highly deterministically into a chain formation by means of directed capillary assembly. This way we achieved straight chains consisting of end-to-end aligned gold nanorods assembled in one specific direction with well-controlled gaps of ∼6 nm between the individual constituents. We determined the conditions for optimum quality and yield of nano...

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