Interlayer exciton formation, relaxation, and transport in TMD van der Waals heterostructures

Y Jiang, S Chen, W Zheng, B Zheng… - Light: Science & …, 2021 - nature.com
Van der Waals (vdW) heterostructures based on transition metal dichalcogenides (TMDs)
generally possess a type-II band alignment that facilitates the formation of interlayer excitons …

Synthesis and properties of colloidal heteronanocrystals

C de Mello Donegá - Chemical Society Reviews, 2011 - pubs.rsc.org
Colloidal heteronanocrystals (HNCs) can be regarded as solution-grown inorganic–organic
hybrid nanomaterials, since they consist of inorganic nanoparticles that are coated with a …

Control of exciton fluxes in an excitonic integrated circuit

AA High, EE Novitskaya, LV Butov, M Hanson… - Science, 2008 - science.org
Efficient signal communication uses photons. Signal processing, however, uses an optically
inactive medium, electrons. Therefore, an interconnection between electronic signal …

Phonon scattering and exciton localization: molding exciton flux in two dimensional disorder energy landscape

P Qi, Y Luo, B Shi, W Li, D Liu, L Zheng, Z Liu, Y Hou… - elight, 2021 - Springer
Two dimensional excitonic devices are of great potential to overcome the dilemma of
response time and integration in current generation of electron or/and photon based …

Excitonic devices

LV Butov - Superlattices and Microstructures, 2017 - Elsevier
Indirect excitons can be controlled by voltage, can travel over large distances before
recombination, and can cool down close to the temperature of semiconductor crystal lattice …

Exciton Storage by Mn2+ in Colloidal Mn2+-Doped CdSe Quantum Dots

R Beaulac, PI Archer, J van Rijssel, A Meijerink… - Nano …, 2008 - ACS Publications
Colloidal Mn2+-doped CdSe quantum dots showing long excitonic photoluminescence
decay times of up to τexc= 15 μs at temperatures over 100 K are described. These decay …

Formation of nanoscale spatially indirect excitons: evolution of the type-II optical character of CdTe/CdSe heteronanocrystals

C de Mello Donegá - Physical Review B—Condensed Matter and Materials …, 2010 - APS
In this work, the evolution of the optical properties of nanoscale spatially indirect excitons as
a function of the size, shape, and composition of the heteronanostructure is investigated …

Scalable interconnections for remote indirect exciton systems based on acoustic transport

S Lazić, A Violante, K Cohen, R Hey, R Rapaport… - Physical Review B, 2014 - APS
Excitons, quasiparticles consisting of electron-hole pairs bound by the Coulomb interaction,
are a potential medium for the processing of photonic information in the solid state …

Dynamics of indirect exciton transport by moving acoustic fields

A Violante, K Cohen, S Lazić, R Hey… - New Journal of …, 2014 - iopscience.iop.org
We report on the modulation of indirect excitons (IXs) as well as their transport by moving
periodic potentials produced by surface acoustic waves (SAWs). The potential modulation …

Exciton-spin memory with a semiconductor quantum dot molecule

A Boyer de La Giroday, N Sköld, RM Stevenson… - Physical review …, 2011 - APS
We report on a single photon and spin storage device based on a semiconductor quantum
dot molecule. Optically excited single electron-hole pairs are trapped within the molecule …