Highly sensitive surface acoustic wave (SAW) humidity sensors based on sol–gel SiO2 films: Investigations on the sensing property and mechanism

Y Tang, Z Li, J Ma, L Wang, J Yang, B Du, Q Yu… - Sensors and Actuators B …, 2015 - Elsevier
The sensing property and mechanism of surface acoustic wave (SAW) humidity sensors
based on sol–gel SiO 2 films were investigated. The SiO 2 films were fabricated with a sol …

Bacterial Compatibility/Toxicity of Biogenic Silica (b-SiO2) Nanoparticles Synthesized from Biomass Rice Husk Ash

SK Sharma, AR Sharma, SDVN Pamidimarri, J Gaur… - Nanomaterials, 2019 - mdpi.com
Biogenic silica (b-SiO2) nanopowders from rice husk ash (RHA) were prepared by chemical
method and their bacterial compatibility/toxicity was analyzed. The X-ray diffractometry …

Stress transition from compressive to tensile for silicon nanocrystals embedded in amorphous silica matrix

G Zatryb, J Misiewicz, PRJ Wilson, J Wojcik, P Mascher… - Thin Solid Films, 2014 - Elsevier
Silicon-rich silicon oxide films, with various Si concentrations, were deposited by plasma
enhanced chemical vapor deposition and annealed at 1100° C in order to form silicon …

Controlling photoluminescence of silicon quantum dots using pristine-nanostates formation

H Ahn, J Jeong, M Gu, YJ Chang, M Han - Optical Materials, 2024 - Elsevier
This study investigates the effective control of photoluminescence (PL) of silicon
nanocrystals (Si–NCs) embedded in a SiO 2 matrix, with a specific focus on tuning the …

Percolation threshold in annealed ultrathin SiO x films by 2D Monte Carlo simulations

A Sarikov, M Semenenko, S Shahan - CrystEngComm, 2024 - pubs.rsc.org
In this work, the kinetics of phase separation in ultrathin non-stoichiometric Si oxide (SiOx,
x< 2) films during high-temperature annealing is studied by Monte Carlo simulations on a …

Confined phase separation in SiOx nanometric thin layers

M Roussel, E Talbot, C Pareige… - Applied Physics …, 2013 - pubs.aip.org
Phase separation in silicon-rich silica/silica multilayers was investigated using Atom Probe
Tomography and Atomistic Kinetic Monte Carlo simulation. It is shown that the thickness of …

Evolution of shape, size, and areal density of a single plane of Si nanocrystals embedded in SiO 2 matrix studied by atom probe tomography

B Han, Y Shimizu, G Seguini, E Arduca, C Castro… - RSC …, 2016 - pubs.rsc.org
Single planes of Si nanocrystals (NCs) embedded in a SiO2 matrix were synthesized by
annealing SiO2/SiO/SiO2 multilayer structures deposited on Si (100) substrates by e-beam …

Sponge-like Si-SiO2 nanocomposite—Morphology studies of spinodally decomposed silicon-rich oxide

D Friedrich, B Schmidt, KH Heinig, B Liedke… - Applied Physics …, 2013 - pubs.aip.org
Sponge-like Si nanostructures embedded in SiO 2 were fabricated by spinodal
decomposition of sputter-deposited silicon-rich oxide with a stoichiometry close to that of …

Structural and optical study of Ce segregation in Ce-doped SiO1. 5 thin films

G Beainy, J Weimmerskirch-Aubatin, M Stoffel… - Journal of Applied …, 2015 - pubs.aip.org
Cerium doped SiO 1.5 thin films fabricated by evaporation and containing silicon
nanocrystals were investigated by atom probe tomography. The effect of post-growth …

Formation and coarsening of sponge-like Si-SiO2 nanocomposites

B Liedke, KH Heinig, A Mücklich, B Schmidt - Applied Physics Letters, 2013 - pubs.aip.org
It has been recently found by energy filtered transmission electron microscopy (EFTEM) that
metastable SiO x≈ 1 films decay into a Si nanowire network embedded in SiO 2 by spinodal …