3 papers
quant-ph2026
Complete coherent control of spin qubits in self-assembled InAs quantum dots under oblique magnetic fields
I. Samaras, K. Barr, C. Schneider +2
We demonstrate complete coherent control of a single spin qubit confined in a self-assembled InAs negatively charged quantum dot subjected to an Oblique magnetic field, and directl…
quant-ph2026
Trion quantum coherence in site-controlled pyramidal InGaAs quantum dots
R. A. Barcan, I. Samaras, K. Barr +3
Deterministically positioned pyramidal InGaAs quantum dots (QDs) exhibit exceptional quantum properties, making them highly promising candidates for scalable on-chip quantum inform…
cond-mat.mes-hall2025
Optical pumping and initialization of a hole spin in site-controlled InGaAs pyramidal quantum dots
R. A. Barcan, I. Samaras, K. Barr +3
We investigate site-controlled InGaAs quantum dots in (111)B GaAs pyramidal recesses as spin qubits. Combining scanning confocal cryomicroscopy, magneto-photolumi…