Influence of deposition conditions on the composition, texture and microstructure of RF-magnetron sputter-deposited hydroxyapatite thin films

AA Ivanova, MA Surmeneva, RA Surmenev, D Depla - Thin Solid Films, 2015 - Elsevier
In this study, nanostructured hydroxyapatite (HA) coatings were deposited at a constant
power via radio frequency magnetron sputtering. Substrate rotation was applied to increase …

Rapid thermal annealing induced engineering of surface and photoluminescence properties of (K, Na) NbO3 thin films for optoelectronic applications

R Shyam, D Negi, M Gupta, P Vashishtha… - Applied Surface …, 2022 - Elsevier
The present study is focused on understanding the mechanism of luminescence behavior
and how it gets affected with post annealing temperature via rapid thermal annealing of (K …

Improved optical properties of ion beam irradiated (K, Na) NbO3 thin films

R Shyam, A Das, P Dobbidi, F Singh… - Journal of Alloys and …, 2020 - Elsevier
In the present study, we have demonstrated the effect of swift heavy ion (SHI) irradiation on
photoluminescence (PL) and time-resolved photoluminescence (TRPL) properties of …

Piezoelectric and nanomechanical properties of lead-free K0. 1Na0. 9Nb0. 97Sb0. 03O3 (KNNS) thin films grown by radio frequency sputtering

JE Leal-Perez, J Flores-Valenzuela… - Journal of the European …, 2023 - Elsevier
Ferroelectric (piezoelectric) lead-free K 0.1 Na 0.9 Nb 0.97 Sb 0.03 O 3 (KNNS) thin films
were grown on (111) Pt/Ti/SiO 2/Si substrates, using radio frequency sputtering. The aim of …

Dielectric and ferroelectric studies of KNN thin film grown by pulsed laser deposition technique

S Sharma, A Kumar, V Gupta, M Tomar - Vacuum, 2019 - Elsevier
Abstract Development of lead-free Potassium Sodium Niobate (or KNN) thin films is
significant for the realization of eco-friendly and implantable MEMS based devices. In the …

Irradiation induced modification of structural and optical properties of potassium sodium niobate thin films

R Shyam, MS Rathore, A Vinod, A Das, P Dobbidi… - Applied Physics A, 2020 - Springer
In the present study, the effects of swift heavy ion induced modification on the structural,
morphological and optical properties of potassium sodium niobate (KNN) thin films have …

Investigation of annealing effects on structural, morphological, optical, chemical, and luminescent properties of (K, Na) NbO3 thin films

R Shyam, D Negi, K Shekhawat, M Kumar… - Physica B: Condensed …, 2023 - Elsevier
Abstract Here,(K, Na) NbO 3 (KNN) films were synthesized using RF sputtering under Ar: O 2
(3: 1) environment, and eventually annealed by rapid thermal annealing (RTA), and …

Influence of vanadium substitution on dielectric and electrical characteristics of NaNbO3 ceramics in polymorphic R and S phase

A Yadav, M Kumari, PM Sarun - Materials Chemistry and Physics, 2021 - Elsevier
The lead-free polycrystalline NaNb 1− x V x O 3 (NV: 0.00≤ x≤ 0.06) samples are prepared
by standard solid-state reaction technique. Room temperature X-ray diffraction (XRD) …

Optical and Microwave Dielectric Properties of Phase Pure (K0.5Na0.5)NbO3 Thin Films Deposited by RF Magnetron Sputtering

M Peddigari, B Sindam, KCJ Raju… - Journal of the American …, 2015 - Wiley Online Library
(K0. 5Na0. 5) NbO3 (KNN) thin films have been deposited onto Pt/Ti/SiO2/Si and quartz
substrates by RF magnetron sputtering. The films were deposited at 400° C with the …

Microwave dielectric and nonlinear optical studies on radio‐frequency sputtered Dy2O3‐doped KNN thin films

M Peddigari, V Patel, GP Bharti… - Journal of the …, 2017 - Wiley Online Library
We report the effect of oxygen mixing percentage (OMP) on structural, microstructural,
dielectric, linear, and nonlinear optical properties of Dy2O3‐doped (K0. 5Na0. 5) NbO3 thin …