Phonon coherence and its effect on thermal conductivity of nanostructures
The concept of coherence is one of the fundamental phenomena in electronics and optics. In
addition to electron and photon, phonon is another important energy and information carrier …
addition to electron and photon, phonon is another important energy and information carrier …
Colloquium: Structural, electronic, and transport properties of silicon nanowires
R Rurali - Reviews of Modern Physics, 2010 - APS
In this Colloquium the theory of silicon nanowires is reviewed. Nanowires with diameters
below 10 nm are the focus, where quantum effects become important and the properties …
below 10 nm are the focus, where quantum effects become important and the properties …
Chiral phonons in microcrystals and nanofibrils of biomolecules
Chiral phonons are concerted mirror-symmetric movements of atomic groups connected by
covalent and intermolecular bonds. Such lattice vibrations in crystals of biomolecules should …
covalent and intermolecular bonds. Such lattice vibrations in crystals of biomolecules should …
Raman Spectroscopy of Few-Quintuple Layer Topological Insulator Bi2Se3 Nanoplatelets
We report on Raman spectroscopy of few quintuple layer topological insulator bismuth
selenide (Bi2Se3) nanoplatelets (NPs), synthesized by a polyol method. The as-grown NPs …
selenide (Bi2Se3) nanoplatelets (NPs), synthesized by a polyol method. The as-grown NPs …
Excitation dependence and independence of photoluminescence in carbon dots and graphene quantum dots: insights into the mechanism of emission
Excitation-dependent, multicolor emission from different varieties of 0D carbon systems has
attracted immense research attention. It is generally accepted that some variants of 0D …
attracted immense research attention. It is generally accepted that some variants of 0D …
Ordered Mesoporous BiVO4 through Nanocasting: A Superior Visible Light-Driven Photocatalyst
G Li, D Zhang, JC Yu - Chemistry of Materials, 2008 - ACS Publications
This paper describes a nanocasting synthesis of ordered mesoporous bismuth vanadate
(BiVO4) crystals using bismuth nitrate hydrate and ammonia metavanadate as bismuth and …
(BiVO4) crystals using bismuth nitrate hydrate and ammonia metavanadate as bismuth and …
Single p-type/intrinsic/n-type silicon nanowires as nanoscale avalanche photodetectors
We report the controlled synthesis of axial modulation-doped p-type/intrinsic/n-type (pin)
silicon nanowires with uniform diameters and single-crystal structures. The pin nanowires …
silicon nanowires with uniform diameters and single-crystal structures. The pin nanowires …
Wafer-scale patterning of sub-40 nm diameter and high aspect ratio (> 50: 1) silicon pillar arrays by nanoimprint and etching
We demonstrate wide-area fabrication of sub-40 nm diameter, 1.5 µm tall, high aspect ratio
silicon pillar arrays with straight sidewalls by combining nanoimprint lithography (NIL) and …
silicon pillar arrays with straight sidewalls by combining nanoimprint lithography (NIL) and …
Ultrafast nonlinear all-optical processes in silicon-on-insulator waveguides
In this review we present an overview of the progress made in recent years in the field of
integrated silicon-on-insulator (SOI) waveguide photonics with a strong emphasis on third …
integrated silicon-on-insulator (SOI) waveguide photonics with a strong emphasis on third …
Thermal conductivity of silicon nanowire arrays with controlled roughness
A two-step metal assisted chemical etching technique is used to systematically vary the
sidewall roughness of Si nanowires in vertically aligned arrays. The thermal conductivities of …
sidewall roughness of Si nanowires in vertically aligned arrays. The thermal conductivities of …