[HTML][HTML] Laser irradiation-induced nanoscale surface transformations in strontium titanate

AK Gupta, S Gupta, S Mandal, R Sachan - Crystals, 2022 - mdpi.com
We studied the structural transformations and atomic rearrangements in strontium titanate
(SrTiO3) via nanosecond pulsed laser irradiation-induced melting and ultrafast quenching …

Laser irradiation induced atomic structure modifications in strontium titanate

AK Gupta, S Gupta, R Sachan - Jom, 2022 - Springer
We studied the surface and subsurface structural modifications induced by pulsed laser
irradiation on single-crystalline SrTiO 3. Using atomic-resolution scanning transmission …

A coupled effect of nuclear and electronic energy loss on ion irradiation damage in lithium niobate

P Liu, Y Zhang, H Xue, K **, ML Crespillo, X Wang… - Acta Materialia, 2016 - Elsevier
Understanding irradiation effects induced by elastic energy loss to atomic nuclei and
inelastic energy loss to electrons in a crystal, as well as the coupled effect between them, is …

Forging fast ion conducting nanochannels with swift heavy ions: the correlated role of local electronic and atomic structure

R Sachan, VR Cooper, B Liu, DS Aidhy… - The Journal of …, 2017 - ACS Publications
Atomically disordered oxides have attracted significant attention in recent years due to the
possibility of enhanced ionic conductivity. However, the correlation between atomic disorder …

Nanoindentation testing of Si3N4 irradiated with swift heavy ions

EA Korneeva, A Ibrayeva, AJ van Vuuren… - Journal of Nuclear …, 2021 - Elsevier
We report the results of the nanoindentation tests of silicon nitride irradiated with Ar (46
MeV), Kr (107 MeV), Xe (167 MeV, 220 MeV) and Bi (710 MeV) ions. The behaviour of …

Electronic energy loss and ion velocity correlation effects in track production in swift-ion-irradiated LiNbO3: A quantitative assessment between structural damage …

X Han, Q Huang, ML Crespillo, E Zarkadoula… - Journal of Materials …, 2022 - Elsevier
The primary motivation for studying how irradiation modifies the structures and properties of
solid materials involves the understanding of undesirable phenomena, including irradiation …

Shape manipulation of ion irradiated Ag nanoparticles embedded in lithium niobate

S Wolf, J Rensberg, A Johannes, R Thomae… - …, 2016 - iopscience.iop.org
Spherical silver nanoparticles were prepared by means of ion beam synthesis in lithium
niobate. The embedded nanoparticles were then irradiated with energetic 84 Kr and 197 Au …

Synergistically-enhanced ion track formation in pre-damaged strontium titanate by energetic heavy ions

H Xue, E Zarkadoula, R Sachan, Y Zhang… - Acta Materialia, 2018 - Elsevier
Latent ion tracks created by energetic heavy ions (12 MeV Ti to 946 MeV Au) in single
crystal SrTiO 3 are investigated using Rutherford backscattering spectrometry and scanning …

Ion tracks and nanohillocks created in natural zirconia irradiated with swift heavy ions

N Ishikawa, S Fukuda, T Nakajima, H Ogawa… - Materials, 2024 - mdpi.com
Natural monoclinic zirconia (baddeleyite) was irradiated with 340 MeV Au ions, and the
irradiation-induced nanostructures (ie, ion tracks and nanohillocks) were observed using …

Band gap, complex dielectric function, and optical properties of Sb-doped lead-free KNN piezo-ceramics analyzed by VEELS-TEM

JE Leal-Perez, G Herrera-Perez, GV Umoh… - Materials Chemistry and …, 2022 - Elsevier
Abstract Sb-doped KNN (Na 0.9 K 0.1 Nb 0.97 Sb 0.03 O 3, KNNS) is an environment-
friendly lead-free ferroelectric and it has high piezoelectric response. A band gap energy …