Alloy fluctuations act as quantum dot-like emitters in GaAs-AlGaAs core–shell nanowires

N Jeon, B Loitsch, S Morkoetter, G Abstreiter, J Finley… - ACS …, 2015 - ACS Publications
… Qualitatively, the experimental frequency distribution curve is flattened and is broader than
the binomial distribution, suggesting the presence of Ga rich clusters. Quantitatively, the FDA …

[HTML][HTML] Deposit withdrawals from distressed banks: Client relationships matter

M Brown, B Guin, S Morkoetter - Journal of Financial Stability, 2020 - Elsevier
… j + β 2 ∙ W e a k D i s t r e s s j + δ 1 ∙ Z j + ε i , j … (1a and 1b) the estimate of β 1 for the variable
S t r o n g D i s t r e s s and the estimate of β 2 for the variable W e a k D i s t r e s s are our …

Crystal phase quantum dots in the ultrathin core of GaAs–AlGaAs core–shell nanowires

…, J Wierzbowski, D Rudolph, S Morkötter… - Nano …, 2015 - ACS Publications
Semiconductor quantum dots embedded in nanowires (NW-QDs) can be used as efficient
sources of nonclassical light with ultrahigh brightness and indistinguishability, needed for …

[HTML][HTML] Lasing from individual GaAs-AlGaAs core-shell nanowires up to room temperature

B Mayer, D Rudolph, J Schnell, S Morkötter… - Nature …, 2013 - nature.com
… 2b as a function of the excitation power density, exhibiting a clear ‘s-like’ dependence
that is characteristic of the transition from spontaneous emission to amplified spontaneous …

Monolithically integrated high-β nanowire lasers on silicon

…, S Lichtmannecker, T Reichert, S Morkötter… - Nano …, 2016 - ACS Publications
Reliable technologies for the monolithic integration of lasers onto silicon represent the holy
grail for chip-level optical interconnects. In this context, nanowires (NWs) fabricated using III–…

Spontaneous alloy composition ordering in GaAs-AlGaAs core–shell nanowires

D Rudolph, S Funk, M Döblinger, S Morkötter… - Nano …, 2013 - ACS Publications
… the hexagonal AlGaAs shell where the Al-content is up to x ∼ 0.6, a factor of 2 larger than
the body of the AlGaAs shell. This is associated with facet-dependent capillarity diffusion due …

Winning a deal in private equity: Do educational ties matter?

F Fuchs, R Füss, T Jenkinson, S Morkoetter - Journal of Corporate Finance, 2021 - Elsevier
In this paper, we investigate the role of educational ties in private equity. Although we cannot
observe all the funds that bid for a target company, we construct the set of potential bidders …

Enhanced luminescence properties of InAs–InAsP core–shell nanowires

…, M Döblinger, S Morkötter, S Matich… - Nano …, 2013 - ACS Publications
… fact that no splitting in the electron diffraction pattern is visible. This is also in full accord with
our expectations considering the very low, that is, ∼ 0.3% lattice mismatch between the InAs …

Demonstration of confined electron gas and steep-slope behavior in delta-doped GaAs-AlGaAs core–shell nanowire transistors

S Morkötter, N Jeon, D Rudolph, B Loitsch… - Nano …, 2015 - ACS Publications
Strong surface and impurity scattering in III–V semiconductor-based nanowires (NW) degrade
the performance of electronic devices, requiring refined concepts for controlling charge …

[PDF][PDF] Deposit withdrawals from distressed commercial banks

M Brown, B Guin, S Morkoetter - Unpublished working paper …, 2014 - institute.eib.org
We study retail deposit withdrawals from European commercial banks which incurred
investment losses in the wake of the US subprime crisis. We document a strong propensity of …