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We report a lithographic process for creating high-resolution (<10 nm) carbon templates on Si(100). A scanning electron microscope, operating under low vacuum (10E-6 mbar), produces a carbon-containing deposit ("contamination resist") on…

Materials Science · Physics 2009-11-10 Olivier Guise , Joachim Ahner , John T. Yates , Jeremy Levy

We investigate the size distribution of electrically charged nanodroplets. The droplets were generated using nano- and micro- scale silicon tips. A brief voltage pulse results in a "snapshot" of charged nanodroplets on a metal surface.…

Fluid Dynamics · Physics 2012-03-09 Steve Arscott , Cedric Descatoire , Lionel Buchaillot , Alison E. Ashcroft

Silicon has long been the foundational semiconductor material for a broad range of electronic devices, owing to its numerous advantages: wide natural availability, ease of synthesis in both crystalline and amorphous forms, and relatively…

Materials Science · Physics 2025-06-24 Arturo Ramírez-Porras

The observation that the thermal conductivity of single-crystalline silicon nanowires with diameter on the length scale of 25 nm is lower than that of bulk material by two orders of magnitude has attracted the interest onto silicon as a…

Compact layers containing embedded semiconductor particles consolidated using pulsed electric current sintering exhibit intense, broadband near-infrared reflectance. The composites consolidated from nano- or micro-silica powder have a…

Manganese-doped zinc sulfide nanocrystalline thin films were synthesized using a low-temperature chemical bath deposition and deposited on glass substrates for controlled durations using triethanolamine (TEA) as a complexing and capping…

Materials Science · Physics 2025-11-25 Himal Pokhrel , Urvashi Verma

This paper is devoted to studying the recrystallization of 100 nm thick polycrystalline films of copper and silver. It is found that in copper films deposited by the thermal evaporation method onto a substrate at room temperature, a bimodal…

Materials Science · Physics 2025-02-04 S. Petrushenko , S. Dukarov , M. Fijalkowski , V. Sukhov

The fluorescence of silicon clusters is reviewed. Atomic clusters of silicon have been at the focus of research for several decades because of the relevance of size effects for material properties, the importance of silicon in electronics…

Atomic and Molecular Clusters · Physics 2017-09-19 Klaus von Haeften

Photoluminescence spectra show that silicon impurity is present in lattice of some nanodiamond grains (ND) of various chondrites as a silicon-vacancy (SiV) defect. The relative intensity of the SiV band in the diamond-rich separates depends…

Solar and Stellar Astrophysics · Physics 2015-05-27 A. A. Shiryaev , A. V. Fisenko , L. F. Semjonova , A. A. Khomich , I. I. Vlasov

Colloidal nanocrystals are a promising fluorescent class of materials, whose spontaneous emission features can be tuned over a broad spectral range via their composition, geometry and size. However, towards embedding nanocrystals films in…

Chemical Physics · Physics 2020-04-27 Milan Palei , Vincenzo Caligiuri , Stefan Kudera , Roman Krahne

Nickel monosilicide (NiSi) has emerged as an excellent material of choice for source-drain contact applications below 45 nm node complementary metal-oxide-semiconductor (CMOS) technology. We have investigated the formation of nanoscale NiSi…

Materials Science · Physics 2017-03-08 Nasrin Banu , Biswarup Satpati , Anjan Bhukta , B. N. Dev

Reflectance and emissivity spectra of nanodiamonds powder were measured in a dedicated setup at temperatures up to 873 K. The spectra are characterised by presence of sharp bands due to surface-bound functional groups. Thermal desorption of…

Materials Science · Physics 2013-07-02 A. Maturilli , A. A. Shiryaev , I. I. Kulakova , J. Helbert

Diffusion mediated interaction in metal-substrate assembly during high temperature annealing leads to possible formation of new composite materials. Here, sputtered grown Ti films on Si3N4/Si substrate has been reported to produce titanium…

Materials Science · Physics 2020-11-19 Sachin Yadav , Sangeeta Sahoo

We deposited thin layers of CdS and ZnS nanoparticles embedded in a thermoplastic cyclo-olephin copolymer (COC) with elevated optical transparency and highly bio-compatible. The nanoparticles were obtained by thiolate precursors previously…

Materials Science · Physics 2007-05-23 T. Di Luccio , E. Piscopiello , A. M. Laera , M. Vittori Antisari

Si nanopillars of less than 50 nm diameter have been irradiated in a helium ion microscope with a focused Ne$^+$ beam. The morphological changes due to ion beam irradiation at room temperature and elevated temperatures have been studied…

The primary challenge in silicon photonics is achieving efficient luminescence in the communication band, crucial for its large-scale application. Despite significant efforts, silicon light sources still suffer from low efficiency and…

Optics · Physics 2025-08-12 Xiaobo Li , Jiajing He , Yaping Dan , Jun Wang

The evolution is presented of infrared transmission spectra of hydrogenated and chlorinated amorphous silicon films versus the chlorine concentration and the annealing temperature. As the chlorine content increases, an increase of the 2100…

Materials Science · Physics 2021-10-11 S. Kalem , R. Mostefaoui , J. Bourneix , J. Chevallier

Polyhedral nanocrystals of <alpha>-Fe2O3 are successfully synthesized by annealing FeCl3 on silicon substrate at 1000 oC in the presence of H2 gas diluted with argon (Ar). Uniformly shaped polyhedral nanoparticles (diameter ~50-100 nm) are…

Materials Science · Physics 2011-11-22 Rajesh Kumar , S. Gautam , In-Chul Hwang , K. H. Chae , Nagesh Thakur

The films with the discrete diamond-like-carbon nanoparticles were prepared by the deposition of the carbon nanoparticle beam. Their morphologies were imaged by Scanning Electron Microscopy (SEM) and Atomic Force Microscopy (AFM). The…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 Fengqi Song , Feng Zhou , Haijun Bu , Xiaoshu Wang , Longbing He , Min Han , Jianguo Wan , Jianfeng Zhou , Guanghou Wang

Real time electron microscopy observation on morphological changes in gold nano structures deposited on Si (100) surfaces as a function of annealing temperatures has been reported. Two types of interfaces with the substrate silicon were…

Mesoscale and Nanoscale Physics · Physics 2017-11-27 Ashutosh Rath , J. K. Dash , R. R. Juluri , A Rosenauer , P V Satyam