2 papers
cond-mat.mtrl-sci2008
A complete Raman mapping of phase transitions in Si under indentation
C. R. Das, H. C. Hsu, S. Dhara +7
Crystalline Si substrates are studied for pressure induced phase transformation under indentation at room temperature using Berkovich tip. Raman scattering study is used for the id…
physics.optics2007
Deformation potential dominated phonons in ZnS quantum dots
S. Dhara, A. K. Arora, Jay Ghatak +5
Strong deformation potential (DP) dominated Raman spectra are reported for quantum confined cubic ZnS nanoclusters under off-resonance conditions allowed only in quantum dots. A fl…