English
Related papers

Related papers: Advances in the theory of III-V Nanowire Growth Dy…

200 papers

Recent direct measurements of the growth kinetics of individual carbon nanotubes revealed abrupt changes in the growth rate of nanotubes maintaining the same crystal structure. These stochastic switches call into question the possibility of…

Mesoscale and Nanoscale Physics · Physics 2023-02-24 Georg Daniel Förster , Vladimir Pimonov , Huy-Nam Tran , Saïd Tahir , Vincent Jourdain , Christophe Bichara

A kinetic Monte Carlo approach is applied to study physical mechanisms responsible for the breakup of nanowires with the diamond cubic crystal structure into a chain of nanoparticles discovered in preceding experiments on Silicon nanowires.…

Materials Science · Physics 2020-02-18 Vyacheslav N. Gorshkov , Vladimir V. Tereshchuk , Pooya Sareh2

Active particles locally transduce energy into motion, leading to unusual and emergent behaviors. However, current synthetic particles lack sensing and adaptation mechanisms. Here, we demonstrate a novel regulation pathway, through the…

The evolution of a continuous Fe(NO3)3 catalyst film was observed by in-situ annealing in a Transmission Electron Microscope (TEM). Such catalysts are routinely used in the catalytic growth of carbon nanotubes. The experiments reveal that…

Materials Science · Physics 2015-07-20 Christian Klinke , Jean-Marc Bonard , Klaus Kern

Herein, an effort has given to sheds light on the effects of plasma process parameters on the growth of vertical graphene nanosheets (VGNs) by plasma enhanced chemical vapor deposition (PECVD. The parameters include substrate temperature,…

Materials Science · Physics 2022-02-02 Subrata Ghosh , K. Ganesan , S. R. Polaki , M. Kamruddin

In this article, we introduce a framework to investigate the growth of nano-crystallites in a polymer matrix numerically. This framework combines the Flory theory of entropic elasticity with phase-field approaches commonly used to model…

Soft Condensed Matter · Physics 2022-01-26 Rabia Laghmach , Nicolas Candau , Laurent Chazeau , Thierry Biben

We present an isothermal fluctuating nonlinear hydrodynamic theory of crystallization in molecular liquids. A dynamic coarse-graining technique is used to derive the velocity field, a phenomenology, which allows a direct coupling between…

Materials Science · Physics 2013-10-15 Gyula I. Tóth , László Gránásy , György Tegze

We present Al2O3-ZnAl2O4-ZnO nanostructure, which could be a prominent candidate for optoelectronics, mechanical and sensing applications. While ZnO and ZnAl2O4 composites are mostly synthesized by sol-gel technique, we propose a…

The growth of homogeneously nucleated droplets in water vapor at the fixed temperatures T=273, 283, 293, 303, 313, 323, 333, 343, 353, 363 and 373 K (the pressure $p=1$ atm.) is investigated on the basis of the coarse-grained molecular…

Soft Condensed Matter · Physics 2012-12-06 Anatolii V. Mokshin , Bulat N. Galimzyanov

Real-time analysis of the growth modes during homoepitaxial (0001)GaN growth by plasma-assisted molecular beam epitaxy was performed using reflection high energy electron diffraction. A growth mode map was established as a function of Ga/N…

Applied Physics · Physics 2024-02-01 G. Koblmüller , S. Fernández-Garrido , E. Calleja , J. S. Speck

The dynamical growth rate of bubbles nucleating in relativistic plasma in thermal first-order phase transitions is analyzed. The framework is a hydrodynamical model which consists of relativistic fluid and an order parameter field. The…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Ignatius

The fullerene (C60) nanowires, which possess a highly unusual morphology featured by a prism-like central core and three nanobelt-like wings joined along the growth direction to give an overall Y-shaped cross section, have been studied. The…

Chemical Physics · Physics 2009-02-03 Junfeng Geng , Ilia A. Solov'yov , Wuzong Zhou , Andrey V. Solov'yov , Brian F. G. Johnson

We predict the dynamics and shapes of nanobubbles growing in a supersaturated solution confined within a tapered, Hele-Shaw device with a small opening angle $\Phi \ll 1$. Our study is inspired by experimental observations of the growth and…

Fluid Dynamics · Physics 2017-12-12 Michael M. Norton , Nicholas M. Schneider , Frances M. Ross , Haim H. Bau

Topological qubits based on Majorana fermions have the potential to revolutionize the emerging field of quantum computing by making information processing significantly more robust to decoherence. Nanowires (NWs) are a promising medium for…

Self assembled AlN nanowires (NWs) are grown by plasma assisted molecular beam epitaxy (PAMBE) on SiO2 / Si (111) substrates. Using a combination of in-situ reflective high energy electron diffraction and ex situ X ray diffraction (XRD), we…

Materials Science · Physics 2024-02-02 Ž. Gačević , J. Grandal , Q. Guo , R. Kirste , M. Varela , Z. Sitar , M. A. Sánchez García

Symbiotic binaries are systems containing white dwarfs (WDs) and red giants. Symbiotic novae are those systems in which thermonuclear eruptions occur on the WD components. These are to be distinguished from events driven by accretion disk…

Solar and Stellar Astrophysics · Physics 2018-03-14 S. Starrfield , F. X. Timmes , C. Iliadis , W. R. Hix , W. D. Arnett , C. Meakin , W. M. Sparks

Nanomaterials often undergo unusual mechanical deformations compared to their bulk counterparts when irradiated with ion-beams. This study visualizes and investigates some of the unusual interactions that can occur in nanomaterials during…

Materials Science · Physics 2018-02-15 Morteza Aramesh

In a combined experimental and theoretical study, we investigate the influence of the material source arrangement in a molecular beam epitaxy (MBE) system on the growth of nanowire (NW) core-shell structures. In particular, we study the…

Applied Physics · Physics 2020-02-05 David van Treeck , Sergio Fernández-Garrido , Lutz Geelhaar

We study the kinetics of vapor-liquid phase separation in a quasi one-dimensional confined active matter system using molecular dynamics simulations. Activity is invoked via the Vicsek rule, while passive interaction follows the…

Soft Condensed Matter · Physics 2024-08-05 Parameshwaran A , Bhaskar Sen Gupta

Spatial positioning of nanocrystal building blocks on a solid surface is a prerequisite for assembling individual nanoparticles into functional devices. Here, we report on the graphoepitaxial liquid-solid growth of nanowires of the…

Mesoscale and Nanoscale Physics · Physics 2016-12-07 Massimo Spina , Eric Bonvin , Andrzej Sienkiewicz , Bálint Náfrádi , László Forró , Endre Horváth