Photocatalytical and antibacterial activity of TiO2 nanoparticles obtained by laser ablation in water

M Zimbone, MA Buccheri, G Cacciato, R Sanz… - Applied Catalysis B …, 2015 - Elsevier
This work focuses on the study of photocatalytic and antibacterial activity of TiO 2
nanoparticles synthesized by laser ablation in water. The nanoparticles have a log normal …

TiN@TiO2 Core–Shell Nanoparticles as Plasmon‐Enhanced Photosensitizers: The Role of Hot Electron Injection

X Xu, A Dutta, J Khurgin, A Wei… - Laser & Photonics …, 2020 - Wiley Online Library
Metal–semiconductor heterostructures have attracted a lot of attention due to their ability to
enhance photovoltaic and photocatalytic processes via plasmonic effects. Thus far, most of …

Submicrometer-wide amorphous and polycrystalline anatase TiO2 waveguides for microphotonic devices

JDB Bradley, CC Evans, JT Choy, O Reshef… - Optics express, 2012 - opg.optica.org
We demonstrate amorphous and polycrystalline anatase TiO_2 thin films and
submicrometer-wide waveguides with promising optical properties for microphotonic …

Searching for materials with high refractive index and wide band gap: A first-principles high-throughput study

F Naccarato, F Ricci, J Suntivich, G Hautier, L Wirtz… - Physical Review …, 2019 - APS
Materials combining both a high refractive index and a wide band gap are of great interest
for optoelectronic and sensor applications. However, these two properties are typically …

Intensity and wavelength-dependent two-photon absorption and its saturation in ITO film

FA Samad, T Mohamed - Applied Physics A, 2023 - Springer
Third-order nonlinear optical (NLO) properties of indium tin oxide (ITO) thin film were studied
using high repetition rate (80 MHz), femtosecond (100 fs), and near-infrared (NIR)(750–820 …

Low-loss titanium dioxide waveguides and resonators using a dielectric lift-off fabrication process

CC Evans, C Liu, J Suntivich - Optics express, 2015 - opg.optica.org
We present a bi-layer lift-off fabrication approach to create low-loss amorphous titanium
dioxide (TiO_2) integrated optical waveguides and resonators for visible and near-infrared …

[HTML][HTML] Photoluminescence imaging of defects in TiO2: The influence of grain boundaries and do** on charge carrier dynamics

D Wrana, T Gensch, BR Jany, K Cieślik… - Applied Surface …, 2021 - Elsevier
Understanding the mechanisms of charge generation and their recombination in rutile TiO 2
is of key importance in the design of optoelectronic and photocatalytic devices. In this study …

TiO2 Nanophotonic Sensors for Efficient Integrated Evanescent Raman Spectroscopy

CC Evans, C Liu, J Suntivich - Acs Photonics, 2016 - ACS Publications
Waveguide-based evanescent Raman sensors are an attractive chemical-detection
technology due to their compact format, increased signal over micro-Raman spectrometers …

Layer-resolved ultrafast extreme ultraviolet measurement of hole transport in a Ni-TiO2-Si photoanode

SK Cushing, IJP Molesky, BR de Roulet, A Lee… - Science …, 2020 - science.org
Metal oxide semiconductor junctions are central to most electronic and optoelectronic
devices, but ultrafast measurements of carrier transport have been limited to device-average …

Ultrafast real-time dynamics of CO oxidation over an oxide photocatalyst

M Wagstaffe, L Wenthaus, A Dominguez-Castro… - ACS …, 2020 - ACS Publications
Femtosecond X-ray laser pulses synchronized with an optical laser were employed to
investigate the reaction dynamics of the photooxidation of CO on the anatase TiO2 (101) …