Criteria for Efficient Photocatalytic Water Splitting Revealed by Studying Carrier Dynamics in a Model Al‐doped SrTiO3 Photocatalyst
Overall water splitting (OWS) using semiconductor photocatalysts is a promising method for
solar fuel production. Achieving a high quantum efficiency is one of the most important …
solar fuel production. Achieving a high quantum efficiency is one of the most important …
Photoinduced electronic and ionic effects in strontium titanate
M Siebenhofer, A Viernstein, M Morgenbesser… - Materials …, 2021 - pubs.rsc.org
The interaction of light with solids has been of ever-growing interest for centuries, even more
so since the quest for sustainable utilization and storage of solar energy became a major …
so since the quest for sustainable utilization and storage of solar energy became a major …
Recent advances on carrier and exciton self-trap** in strontium titanate: understanding the luminescence emissions
An up-to-date review on recent results for self-trap** of free electrons and holes, as well
as excitons, in strontium titanate (STO), which gives rise to small polarons and self-trapped …
as excitons, in strontium titanate (STO), which gives rise to small polarons and self-trapped …
Polar catastrophe and electronic reconstructions at the interface: Evidence from optical second harmonic generation
The so-called “polar catastrophe,” a sudden electronic reconstruction taking place to
compensate for the interfacial ionic polar discontinuity, is currently considered as a likely …
compensate for the interfacial ionic polar discontinuity, is currently considered as a likely …
Direct Observation of Surface-Mediated Electron−Hole Pair Recombination in TiO2(110)
Z Zhang, JT Yates Jr - The Journal of Physical Chemistry C, 2010 - ACS Publications
The kinetics of surface and bulk electron− hole pair recombination have been measured
separately on TiO2 (110) in ultrahigh vacuum under well-controlled surface conditions for …
separately on TiO2 (110) in ultrahigh vacuum under well-controlled surface conditions for …
Temperature Dependence of Photoluminescence Spectra of Nondoped and Electron-Doped : Crossover from Auger Recombination to Single-Carrier Trap**
We report unusual photoluminescence (PL) behaviors in highly photoexcited SrTiO 3
crystals at low temperatures. The PL spectrum and dynamics show abrupt changes below …
crystals at low temperatures. The PL spectrum and dynamics show abrupt changes below …
Isolated oxygen vacancies in strontium titanate shine red: Optical identification of Ti3+ polarons
Oxide perovskites exhibit fascinating physical properties that identify them as key materials
for the next generation of oxide-based functional electronic devices, as well as for catalysis …
for the next generation of oxide-based functional electronic devices, as well as for catalysis …
Persistent photoconductivity in 2D electron gases at different oxide interfaces
The transport characterization in the dark and under light irradiation of three different
interfaces—LaAlO3/SrTiO3, LaGaO3/SrTiO3, and the novel NdGaO3/SrTiO3 heterostructure …
interfaces—LaAlO3/SrTiO3, LaGaO3/SrTiO3, and the novel NdGaO3/SrTiO3 heterostructure …
Dynamics of nonlinear blue photoluminescence and Auger recombination in
H Yasuda, Y Kanemitsu - Physical Review B—Condensed Matter and …, 2008 - APS
We report that the blue photoluminescence (PL) dynamics are dependent on both the
photogenerated and the chemically doped carrier densities in SrTiO 3. We found that the PL …
photogenerated and the chemically doped carrier densities in SrTiO 3. We found that the PL …
Role of oxygen vacancies on light emission mechanisms in SrTiO3 induced by high-energy particles
Light emission under MeV hydrogen and oxygen ions in stoichiometric SrTiO 3 are identified
at temperatures of 100 K, 170 K and room-temperature. MeV ions predominately deposit …
at temperatures of 100 K, 170 K and room-temperature. MeV ions predominately deposit …