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Related papers: Layer-by-layer growth for pulsed laser deposition

200 papers

Over the recent years, there has been an extensive adoption of Machine Learning (ML) in a plethora of real-world applications, ranging from computer vision to data mining and drug discovery. In this paper, we utilize ML to facilitate…

Materials Science · Physics 2022-02-10 Ayush Arunachalam , S. Novia Berriel , Parag Banerjee , Kanad Basu

Laser-plasma acceleration is considered as a modern method of accelerating bunches using a wakefield excited by a laser pulse. This paper demonstrates the use of a longitudinally inhomogeneous increasing plasma density gradient in a conical…

Plasma Physics · Physics 2025-06-05 D. S. Bondar , W. Leemans , V. I. Maslov , I. N. Onishchenko

Noise-like pulses (NLP) are extremely sought after in many fields. Here, we experimentally and numerically investigated the generation of noise-like pulses in an all-normal-dispersion fiber laser with weak spectrum filtering. With the…

Optics · Physics 2022-05-31 Zhicheng Zhang , Sha Wang , Jun Wang

The self-limiting nature of atomic layer deposition (ALD) makes it an appealing option for growing single layers of two-dimensional van der Waals (2D-VDW) materials. In this paper it is demonstrated that a single layer of a 2D-VDW form of…

To obtain crystalline thin films of alpha-Quartz represents a challenge due to the tendency for the material towards spherulitic growth. Thus, understanding the mechanisms that give rise to spherulitic growth can help regulate the growth…

Materials Science · Physics 2021-09-01 Nick R. Lutjes , Silang Zhou , Jordi Antoja-Lleonart , Beatriz Noheda , Václav Ocelík

Three-dimensional particle-in-cell simulations show that the periodic solid-state structures irradiated by intense ($\sim 10^{19}$ W/cm${}^2$) laser pulses can generate collimated electron bunches with energies up to 30 MeV (and…

Plasma Physics · Physics 2023-07-19 D. A. Serebryakov , I. Yu. Kostyukov

We use Monte-Carlo simulations to study island formation in the growth of thin semiconducting films deposited on lattice-mismatched substrates. It is known that islands nucleate with critical nuclei of about one atom and grow two…

Materials Science · Physics 2009-10-31 K. E. Khor , S. Das Sarma

The rotational velocity of plasma layers with various densities in a pulsed reflex-discharge plasma is studied with the use of the two-frequency microwave fluctuation reflectometry. The difference between the angular rotational velocities…

Plasma Physics · Physics 2013-05-22 Kovtun Yu. V. , Skibenko E. I. , Skibenko A. I. , Yuferov V. B

Controlling the intensity distribution of laser pulses in the focal region is essential for optimizing optically generated plasma waveguides and enabling advanced plasma acceleration techniques, including dephasingless wakefield…

Femtosecond pulsed laser systems constitute powerful tools for the high-precision structuring of materials at micro/nano-scale resolutions. A critical parameter influencing the efficacy of ultrafast laser-material interactions is the…

Optics · Physics 2026-03-05 George D. Tsibidis

A new method for the generation of a train of pulses from a single high-energy, ultra short pulse is presented, suited for Resonant Multi-Pulse Ionization injection. The method is based on different transverse portion of the pulse being…

Accelerator Physics · Physics 2018-12-26 G. Vantaggiato , L. Labate , P. Tomassini , L. A. Gizzi

We report on growth-mode transitions in the growth of SrRuO3 thin films on atomically flat Ti4+ single-terminated SrTiO3 (111) substrates, investigated by reflection high-energy electron diffraction and atomic force microscopy. Over the…

Materials Science · Physics 2010-02-03 Jaewan Chang , Yoon-Seok Park , Jong-Woo Lee , Sang-Koog Kim

We demonstrate a scheme for enhanced proton acceleration from near-critical-density targets by splitting a laser pulse into a linearly and a circularly polarized laser pulse. The combination of two laser pulses generates a shock wave as…

Plasma Physics · Physics 2025-02-25 D N Gupta , Saurabh Kumar , S Kar

We study the effect of the chirped laser pulse on the transmission and associated ion acceleration by the sub-wavelength target. In the chirped laser pulses, the pulse frequency has a temporal variation about its fundamental frequency,…

Plasma Physics · Physics 2018-11-06 Shivani Choudhary , Amol R. Holkundkar

This feature article considers the analysis of the initial states of film growth on polymer substrates. The assembled results are based on the cooperation between research groups in the field of plasma physics, chemistry, electric as well…

Ultrafast lasers ($< 500$ fs) have enabled laser-matter interactions at intensities exceeding $10^{18} \rm{Wcm}^{-2}$ with only millijoules of laser energy. However, as pulse durations become shorter, larger spectral bandwidths are…

We report on how different cluster deposition regimes can be obtained and observed by in situ Scanning Tunneling Microscopy (STM) by exploiting deposition parameters in a pulsed laser deposition (PLD) process. Tungsten clusters were…

Materials Science · Physics 2007-05-23 D. Cattaneo , S. Foglio , C. S. Casari , A. Li Bassi , M. Passoni , C. E. Bottani

Ample experimental evidence has been accumulated demonstrating that the formation of monodispersed colloids proceeds through a more complex mechanism, than the generally excepted diffusional "burst nucleation" process. Instead, the…

Materials Science · Physics 2010-09-22 Jongsoon Park , Vladimir Privman , Egon Matijevic

The propagation of intense laser pulses and the generation of high energy electrons from the underdense plasmas are investigated using two dimensional particle-in-cell simulations. When the ratio of the laser power and a critical power of…

Plasma Physics · Physics 2007-05-23 Susumu Kato , Eisuke Miura , Mitsumori Tanimoto , Masahiro Adachi , Kazuyoshi Koyama

Electrochemiluminescence (ECL) produces light through electrochemical reactions and has shown promise for various analytic applications in biomedicine. However, the use of ECL devices (ECLDs) as light sources has been limited due to…