Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Dhiraj K. Sardar"'
Autor:
Chamath Dannangoda, Dhiraj K. Sardar, E.K. Girija, D. Karthickraja, G.A. Kumar, Karen S. Martirosyan, P. Vivek, S. Karthi
Publikováno v:
Journal of Cluster Science. 33:261-267
Zinc ferrite (ZnFe2O4) nanoparticles encased fluorapatite (FAP) nanorods was successfully synthesized through hydrothermal method for biomedical applications. TEM image revealed the formation of ZnFe2O4 nanoparticle encased FAP nanorods with average
Publikováno v:
Current Physical Chemistry. 9:80-93
Aim: To synthesize biocompatible nanoparticles of FAp co-doped with Yb/Er and Nd/Yb for bioimaging applications. Methods: Yb/Er FAp and Nd/Yb FAp was synthesized using microwave assisted wet precipitation and hydrothermal method respectively. Trisodi
Autor:
Chris Rightsell, Fransisco Pedraza, L. Christopher Mimun, Gangadharan Ajithkumar, Dhiraj K. Sardar, Andy T. Tsin
Publikováno v:
Materials Science and Engineering: C. 101:283-291
Nanomaterials with multiple imaging functionalities are nowadays getting tremendous attention due to their several superior features compared to existing contrast agents. By developing a nanomaterial that exhibit multiple functionalities, the possibi
Autor:
G.C. Dannangoda, G.A. Kumar, S. Karthi, Dhiraj K. Sardar, E.K. Girija, Karen S. Martirosyan, D. Karthickraja
Publikováno v:
New Journal of Chemistry. 43:13584-13593
Core–shell CoFe2O4@HAp magnetic nanoparticles were successfully prepared by a simple two-step hydrothermal process, and their physicochemical and magnetic properties were studied. X-ray diffraction and Fourier transform infrared spectroscopy of the
Autor:
S. Yamini, Swati Singh, Karen S. Martirosyan, J. Senthilselvan, G.C. Dannangoda, M. Gunaseelan, G.A. Kumar, Dhiraj K. Sardar, Sri Sivakumar, Agnishwar Girigoswami
Publikováno v:
Microchimica Acta. 187
The effect of novel silver nanowire encapsulated NaGdF4:Yb,Er hybrid nanocomposite on the upconversion emission and bioimaging properties has been investigated. The upconvension nanomaterials were synthesised by polyol method in the presence of ethyl
Publikováno v:
Optical Materials. 77:39-47
Trivalent Nd and Yb co-doped rod shaped hexagonal phase fluorapatite (FAP) nanoparticles of length and width about 32 and 13 nm, respectively were prepared by hydrothermal method and investigated the ability for 980 nm emission via Nd3+ → Yb3+ ener
Autor:
Chamath Dannangoda, Karen S. Martirosyan, N. Saltmarsh, G.A. Kumar, Chris Rightsell, Dhiraj K. Sardar
Publikováno v:
Journal of Luminescence. 192:1133-1138
Here we present a systematic investigation of the upconversion spectral properties of Er3+ doped in LaPO4, BaZrO3, Y2O3 and Yb3+/Er3+ doped in Gd2O2S, La2O2S, Y2O2S and this report was written as a comment to the article `Structural and NIR to Visibl
Autor:
G.A. Kumar, E. L. Girija, Karen S. Martirosyan, Dhiraj K. Sardar, S. Karthi, D. Karthickraja, M. Gowri, M. Prasath, G.C. Dannangoda
Publikováno v:
Materials Science and Engineering: C. 125:112095
The intentional design of rare earth doped luminescent architecture exhibits unique optical properties and it can be considered as a promising and potential probe for optical imaging applications. Calcium fluoride (CaF2) nanoparticles doped with opti
Publikováno v:
Materials Chemistry and Physics. 193:356-363
In the present work, surface modification of iron oxide (Fe3O4) nanoparticles with biocompatible fluorapatite (FAP) coating achieved by a simple method and their characterizations using XRD, TEM, FT-IR, DSC and VSM are reported. TEM images revealed t
Publikováno v:
Journal of Luminescence. 185:180-186
Trivalent Nd doped hydroxyapatite (HAp) nanoparticles were prepared by a hydrothermal method using calcium nitrate and diammonium phosphate as precursors. Well crystallized nanoparticles of size less than 200 nm with hexagonal plate and rod morpholog