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Alkali antimonides are well established as high efficiency, low intrinsic emittance photocathodes for accelerators and photon detectors. However, conventionally grown alkali antimonide films are polycrystalline with surface disorder and…

We present a systematic study of the morphology of homoepitaxial InP films grown by metalorganic vapor-phase epitaxy which are imaged with ex situ atomic force microscopy. These films show a dramatic range of different surface morphologies…

Materials Science · Physics 2012-11-02 A. Gocalinska , M. Manganaro , D. D. VVedensky , E. Pelucchi

MgGeN2 films were synthesized using metal-organic chemical vapor deposition on GaN/c-sapphire templates and c-plane sapphire substrates. Energy-dispersive X-ray spectroscopy was used to estimate the cation composition ratios. To mitigate…

g-C3N4 is a novel semiconductor photocatalyst material; however, the low specific surface area and rapid carrier compliance hinder its photocatalytic performance. On the other hand, the synthesis of 2D g-C3N4 with high crystallinity remains…

Applied Physics · Physics 2023-06-21 Ying Du , Meng Wu , Hui-Qiong Wang , Junyong Kang

In the present contribution we review basic mathematical results for three physical systems involving self-organising solid or liquid films at solid surfaces. The films may undergo a structuring process by dewetting,…

Other Condensed Matter · Physics 2010-10-15 Uwe Thiele

In many growth processes particles are highly mobile in an active layer at the surface, but are relatively immobile once incorporated in the bulk. We study models in which atoms are allowed to interact, equilibrate, and order on the…

Soft Condensed Matter · Physics 2009-10-31 Mehran Kardar

High quality vanadium sesquioxide V2O3 films (170-1100 {\AA}) were grown using the pulsed laser deposition technique on (0001)-oriented sapphire substrates, and the effects of film thickness on the lattice strain and electronic properties…

Strongly Correlated Electrons · Physics 2008-01-07 C. Grygiel , Ch. Simon , B. Mercey , W. Prellier , P. Limelette , R. Fresard

The crystallographic orientation of SrIrO3 surfaces is decisive for the occurrence of topological surface states. We show from DFT computations that (001) and (110) free surfaces have comparable energies, and, correspondingly, we…

Materials Science · Physics 2020-05-15 L. Fruchter , V. Brouet , F. Brisset , H. Moutaabbid , Y. Klein

The article presents an experimental study of an issue of whether the formation of arrays of Ge quantum dots on the Si(001) surface is an equilibrium process or it is kinetically controlled. We deposited Ge on Si(001) at the room…

Mesoscale and Nanoscale Physics · Physics 2015-07-16 Mikhail S. Storozhevykh , Larisa V. Arapkina , Vladimir A. Yuryev

NiO is a promising p-type material for photovoltaics and power electronics, but its temperature limits remain unclear. Using in situ high-temperature X-ray diffraction (HT-XRD) from 30 to 1100 C, we track the structural evolution of NiO…

Materials Science · Physics 2025-12-16 Hunter Ellis , Bobby G. Duersch , Botong Li , Imteaz Rahaman , Jim Pierce , Michael A. Scarpulla , Kai Fu

High quality single crystals of heavy Fermion CeCoIn5 superconductor have been grown by flux method with a typical size of (1~2)mm x (1~2)mm x ~0.1 mm. The single crystals are characterized by structural analysis from X-ray diffraction and…

Al-doped ZnO thin films were deposited using reactive high power impulse magnetron sputtering at substrate temperatures between room temperature and 600 $\bullet$ C. Two sample series with different oxygen partial pressures were studied.…

Materials Science · Physics 2025-03-03 Martin Mickan , Ulf Helmersson , David Horwat

Varying the substrate temperature changes structural and magnetic properties of spinel ferrite NZFO thin films. XRD of films grown at different temperature display only 004 reflections, without any secondary peaks, showing growth…

Materials Science · Physics 2018-07-02 Dhiren K. Pradhan , Shalini Kumari , Dillip K. Pradhan , Ashok Kumar , Ram S. Katiyar , R. E. Cohen

The room temperature growth, characterization, and electrical transport properties of magnetron sputtered superconducting Ti40V60 alloy thin films are presented. The films exhibit low surface roughness and tunable transport properties. As…

Understanding the growth of organic semi-conducting molecules with shape anisotropy is of high relevance to the processing of optoelectronic devices. This work provides insight into the growth of thin films of the prototypical rodlike…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 C. Frank , R. Banerjee , M. Oettel , A. Gerlach , J. Novák , G. Santoro , F. Schreiber

Thin film deposition on weakly interacting substrates exhibits a unique growth mode characterized by initially strong island formation and rapidly increasing roughness, which reaches a maximum and subsequently decreases as the film returns…

The behavior as a function of temperature of very thin films (10 to 200 nm) of pentylcyanobiphenyl (5CB) on silicon substrates is reported. In the vicinity of the nematic/isotropic transition we observe a coexistence of two regions of…

Soft Condensed Matter · Physics 2009-11-07 D. van Effenterre , R. Ober , M. P. Valignat , A. M. Cazabat

During the growth of metal thin films on dielectric substrates at a given deposition temperature T, the film's morphology is conditioned by the magnitude and asymmetry of up- and downhill diffusion. Any severe change of this mechanism leads…

Mesoscale and Nanoscale Physics · Physics 2013-04-17 Henning Galinski , Thomas Ryll , Philipp Reibisch , Lukas Schlagenhauf , Iwan Schenker , Ludwig J. Gauckler

Atomically-abrupt interfaces in transition metal oxide (TMO) heterostructures could host a variety of exotic condensed matter phases that may not be found in the bulk materials at equilibrium. A critical step in the development of such…

Thin films formed from small molecules rapidly gain importance in different technological fields. To explain their growth, methods developed for zero--dimensional atoms as the film forming particles are applied. However, in organic thin…

Materials Science · Physics 2013-03-14 Gregor Hlawacek , Christian Teichert
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