Zobrazeno 1 - 10
of 269
pro vyhledávání: '"S. T. PICRAUX"'
Autor:
Minghui Liang, Shadi A. Dayeh, Bin Luo, Linjie Zhi, Bin Wang, Xianglong Li, Meihua Jin, S. T. Picraux, Xianfeng Zhang
Publikováno v:
ACS Nano. 7:1437-1445
Silicon has been touted as one of the most promising anode materials for next generation lithium ion batteries. Yet, how to build energetic silicon-based electrode architectures by addressing the structural and interfacial stability issues facing sil
Publikováno v:
Nano Letters. 12:6334-6338
Recent success in the fabrication of axial and radial core-shell heterostructures, composed of one or more layers with different properties, on semiconductor nanowires (NWs) has enabled greater control of NW-based device operation for various applica
Autor:
Shixiong Zhang, Rohit P. Prasankumar, Q. X. Jia, Yongqiang Wang, S. T. Picraux, M.J. Zhuo, Li Yan, Jingbo Qi
Publikováno v:
Thin Solid Films. 520:6459-6462
We have grown high quality epitaxial topological insulator Bi 2 Te 3 thin films on silicon (111) substrates by pulsed laser deposition. Systematic structural characterization of the films using X-ray diffraction and transmission electron microscopy h
Autor:
Sanjeev Singh, Aditya D. Mohite, Han Htoon, S. T. Picraux, Daniel E. Perea, Ian Campbell, Shadi A. Dayeh
Publikováno v:
Nano Letters. 12:1965-1971
VLS-grown semiconductor nanowires have emerged as a viable prospect for future solar-based energy applications. In this paper, we report highly efficient charge separation and collection across in situ doped Si p-n junction nanowires with a diameter1
Autor:
Yingying Zhang, Jeong Hyun Cho, Darrick J. Williams, Shadi A. Dayeh, Xianglong Li, S. T. Picraux, Nan Li
Publikováno v:
Advanced Energy Materials. 2:87-93
Advanced lithium-ion batteries with high energy density, highrate capability, and excellent cycling performance are critically important for automotive and stationary energy storage applications such as electric vehicles, portable electronics, power
Autor:
S. T. Picraux, Prashanth C. Upadhya, Rohit P. Prasankumar, Shadi A. Dayeh, A. J. Taylor, Ayan Kar
Publikováno v:
IEEE Journal of Selected Topics in Quantum Electronics. 17:889-895
We present the first ultrafast optical pump-probe spectroscopic measurements, to the best of our knowledge, on silicon nanowires (SiNWs). In this study, we performed femtosecond pump-probe measurements on vapor-liquid-solid-grown SiNWs to investigate
Autor:
Michael Nastasi, Joshua Monk, Diana Farkas, Y.Q. Wang, S. T. Picraux, Alfredo Caro, Luis A. Zepeda-Ruiz, Farid F. Abraham, Mark A. Duchaineau, Amit Misra, Eduardo M. Bringa
Publikováno v:
Nano Letters. 12:3351-3355
The key to perfect radiation endurance is perfect recovery. Since surfaces are perfect sinks for defects, a porous material with a high surface to volume ratio has the potential to be extremely radiation tolerant, provided it is morphologically stabl
Autor:
Shadi A. Dayeh, S. T. Picraux
Publikováno v:
Nano Letters. 10:4032-4039
Progress in the synthesis of semiconductor nanowires (NWs) has prompted intensive inquiry into understanding the science of their growth mechanisms and ultimately the technological applications they promise. We present new results for the size-depend
Publikováno v:
Nano Letters. 10:2126-2132
We report the fabrication of arrays of single and multiple out-of-plane nanowire devices on a single substrate, an important step for the fabrication of novel three-dimensional devices and the integration of individually addressable nanowires onto cu
Publikováno v:
ACS Nano. 4:1209-1217
Semiconductor nanowires (NWs) are being actively investigated due to their unique functional properties which result from their quasi-one-dimensional structure. However, control over the crystallographic growth direction, diameter, location, and morp