Publications

2013

Increased photo-stability of quantum dots in seggregated bilayer films. G. V. Shcherbatyuk, P. Talbot, J. Mandal, A. Kerjci, J. H. Dickerson and S. Ghosh, submitted.

Plasmon-induced enhancement of intra-ensemble FRET in quantum dots on wrinkled thin films. C. G. L. Ferri, R. H. Inman, B. Rich, A. Gopinathan, M. Khine, and S. Ghosh, Opt. Mater. Exp., 3, 383 (2013). [pdf]

2012

Quantum dot/liquid crystal composite materials: Self-assembly driven by liquid crystal phase transition templating. by Linda Hirst, Andrea Rodarte, Ron Pandolfi, Sayantani Ghosh and Linda S. Hirst (submitted).

Controlling quantum dot emission using a liquid crystal matrix. A. L.Rodarte, C. Gray, S. Ghosh, and L. S. Hirst Proceedings of ILCC, 2012.

Dynamics of spontaneous emission of quantum dots in a one-dimensional cholesteric liquid crystal photonic cavity. Andrea L. Rodarte, Georgiy V. Shcherbatyuk, Laurel Shcherbatyuk, Linda S. Hirst and Sayantani Ghosh (accepted), RSC Adv.,2, 12759 (2012). [pdf]

Controlling photo-induced spectral changes in CdSe/ZnS quantum dots by tuning inter-dot energy transfer. G. V. Shcherbatyuk, P. Talbot, and S. Ghosh, Appl. Phys. Lett. 100, 212114 (2012). [pdf]

Directed assembly and in situ manipulation of semiconductor quantum dots in liquid crystal matrices. A. L. Rodarte, C. G. L. Ferri, C. Gray, L. S. Hirst, S. Ghosh, SPIE Proceedings, 8279, 8279H (2012). [pdf]

Spectral and polarization modulation of quantum dot emission in a one-dimensional liquid crystal photonic cavity. A. L. Rodarte, C. Gray, L. S. Hirst and S. Ghosh, Phys. Rev. B 85, 035430 (2012). [pdf]

2011

Anomalous photo-induced spectral changes in CdSe/ZnS quantum dots. G. V. Shcherbatyuk, R. H. Inman, and S. Ghosh, J. Appl. Phys. 110, 053518 (2011). [pdf]

Cylindrical luminescent solar concentrators with near-infrared quantum dots. R. H. Inman, G. V. Shcherbatyuk, D. Medvedko, A. Gopinathan and S. Ghosh, Optics Express 19, 24308 (2011). [pdf]

2010

Electrical modulation of static and dynamic spectroscopic properties of coupled nanoscale GaSe quantum dot assemblies. Y. K. Verma, R. H. Inman, C. G. L. Ferri, H. Mirafzal, S. N. Ghosh, D. F. Kelley, L. S. Hirst, W. C. Chin, and S. Ghosh, Phys. Rev. B 82, 165428 (2010). [pdf]

Design and performance of nanostructure-based luminescent solar concentrators. G. V. Shcherbatyuk, R. H. Inman, R. Winston and S. Ghosh, SPIE Proceedings, 7769, 776908 (2010). [pdf]

Efficiency improvement by near infra red quantum dots for luminescent solar concentrators. Chunhua Wang, Georgiy Shcherbatyuk, Richard Inman, Dave Pelka, Weiya Zhang, Yvonne Rodriguez, Sue Carter, Roland Winston, and Sayantani Ghosh, SPIE Proceedings, 7772, 7720G (2010). 

Polarization based control of optical hysteresis in coupled GaAs microdisks. S. N, Ghosh, B. B. Buckley, C. G. L. Ferri, X. Li, F. M. Mendoza, Y. K. Verma, N. Samarth, D. D. Awschalom, and S. Ghosh, Appl. Phys. Lett. 97, 011106, (2010). [pdf]

Nanostructured Luminescent Solar Concentrators  (invited article). Sayantani Ghosh, Georgiy Shcherbatyuk, Richard Inman and Jessica Clayton, SPIE Newsroom: Solar and Alternative Energy, 2010. [pdf]

Viability of Using Near Infra-red PbS Quantum Dots as Active Materials in Luminescent Solar Concentrators. G.V. Shcherbatyuk, R.H. Inman, C. Wang, R. Winston and S. Ghosh, Appl. Phys. Lett. 96, 191901 (2010). [pdf]

Quantum dot self-assembly in liquid crystal media. Linda S. Hirst, Jennifer Kirchhoff, Richard Inman, Sayantani Ghosh, SPIE Proceedings, Vol. 7618 (2010). [pdf]

2009

Tunable Nanowrinkles on Shape Memory Polymer Sheets.  Chi-Cheng Fu, Anthony Grimes, Maureen Long, Christopher G. L. Ferri, Brent D. Rich, Somnath Ghosh, Sayantani Ghosh, Luke P. Lee, Ajay Gopinathan, and Michelle Khine, Advanced Materials 21, 4472 (2009). [pdf]

2008

Macroscopic signature of protected spins in a dense frustrated magnet. S. Ghosh, T. F. Rosenbaum and G. Aeppli, Phys. Rev. Lett. 101 157205, (2008). [pdf]

Electrical control of spin coherence in ZnO. S. Ghosh, D. Steuerman, B. Maertz, H. Xu, K. Ohtani, H. Ohno, and D. D. Awschalom, Appl. Phys. Lett. 92, 162109, (2008). [pdf]

2007

A Ferromagnet in a continuously tuneable random field. D.M. Silevitch, D. Bitko, J. Brooke, S. Ghosh, G. Aeppli, and T. F. Rosenbaum, Nature 448, 567 (2007). [pdf]
 
Manipulation of spins and coherence in semiconductors. N. P. Stern, J. Berezovsky, S. Ghosh and D. D. Awschalom, Handbook on Magnetism and Advanced Magnetic Materials, H. Kronmüller and S. Parkin, eds. John Wiley & Sons (2007). VOLUME 5: Spintronics and Magnetoelectronics, Part 3: Semiconductor spintronics. 
 
Spin Coherence in Semiconductors in Manipulating Quantum Coherence in Solid State Systems. J. Berezovsky, W.H. Lau, S. Ghosh, J. Stephens, N.P. Stern, and D.D. Awschalom, NATO Science Series II, 244, 129-169 (2007).
 
2006
 
Current induced polarization and the spin Hall effect at room temperature. N. P. Stern, S. Ghosh, G. Xiang, M. Zhu, N. Samarth and D. D. Awschalom, Phys. Rev. Lett. 97, 126603 (2006). [pdf]
 
Internal magnetic field in thin ZnSe epilayers. S. Ghosh, N. P. Stern, B. Maertz, D. D. Awschalom, G. Xiang, M. Zhu, and N. Samarth. Appl. Phys. Lett. 89, 242116 (2006). [pdf]
 
Enhancement of spin coherence by Q-factor engineering in semiconductor microdisk lasers. S. Ghosh, W. H. Wang, F. M. Mendoza, R. C. Myers, X. Li., N. Samarth, A. C. Gossard, and D. D. Awschalom, Nature Materials 5, 261-264 (2006) [pdf]
 
2005 and earlier
 
Room Temperature Spin Coherence in ZnO. S. Ghosh, V. Sih, W. Lau, D. D. Awschalom, S-Y. Bae, S. Wang, S. Vaidya, and G. Chapline, Appl. Phys. Lett. 86, 232507 (2005). [pdf]
 
Static and Dynamic Spectroscopy of (Al,Ga)As/GaAs Microdisk Lasers with Interface Fluctuation Quantum Dots. W. H. Wang, S. Ghosh, F. M. Mendoza, X. Li, D. D. Awschalom, and N. Samarth, Phys .Rev .B 71, 155306 (2005) [pdf]
 
Entangled Quantum State of Magnetic Dipoles. S. Ghosh, T. F. Rosenbaum, G. Aeppli and S. N. Coppersmith, Nature 425, 4 September 2003, 48-51 [pdf]
 
Coherent Spin Oscillations in a Disordered Magnet. S. Ghosh, R. Parthasarathy, T. F. Rosenbaum and G. Aeppli, Science 296, 21 June 2002, 2195-2198. [pdf]