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Related papers: Strain-tunable Single Photon Sources in WSe2 Monol…

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Semiconductor quantum light sources are favorable for a wide range of quantum photonic tasks, particularly quantum computing and quantum information processing. Here we theoretically investigate the properties of quantum emitters (QEs) as a…

Quantum Physics · Physics 2024-05-29 Kobra N. Avanaki , George C. Schatz

We demonstrate the continuous tuning of the electronic structure of atomically thin MoS2 on flexible substrates by applying a uniaxial tensile strain. A redshift at a rate of ~70 meV per percent applied strain for direct gap transitions,…

Mesoscale and Nanoscale Physics · Physics 2013-06-24 Keliang He , Charles Poole , Kin Fai Mak , Jie Shan

The diversity of 2D materials and their van der Waals (vdW) stacking presents a fertile ground for engineering novel multifunctional materials and quantum states of matter. This permits unique opportunities to tailor the electronic…

The prospect of using the quantum nature of light for secure communication keeps spurring the search and investigation of suitable sources of entangled-photons. Semiconductor quantum dots are arguably the most attractive. They can generate…

Most quantum communication schemes aim at the long-distance transmission of quantum information. In the quantum repeater concept, the transmission line is subdivided into shorter links interconnected by entanglement distribution via…

Mesoscale and Nanoscale Physics · Physics 2021-02-03 Nicole Srocka , Pawel Mrowiński , Jan Große , Marco Schmidt , Sven Rodt , Stephan Reitzenstein

The ability to control excitons in semiconductors underlies numerous proposed applications, from excitonic circuits for computing and communications to polariton condensates to energy transport in photovoltaics. 2D semiconductors are…

Mesoscale and Nanoscale Physics · Physics 2023-07-19 Hyowon Moon , Gabriele Grosso , Chitraleema Chakraborty , Cheng Peng , Takashi Taniguchi , Kenji Watanabe , Dirk Englund

Regulation of electronic structure and mobility cut-on rate in two-dimensional transition metal dichalcogenides (TMDs) has attracted much attention because of its potential in electronic device design. The anisotropic Raman scattering and…

Mesoscale and Nanoscale Physics · Physics 2017-03-08 Z. H. Zhou , B. C. Wei , Y. M. Min , L. Z. Liu

Single-layer MoS2 is a direct-gap semiconductor whose electronic band structure strongly depends on the strain applied to its crystal lattice. While uniaxial strain can be easily applied in a controlled way, e.g., by bending of a flexible…

Mesoscale and Nanoscale Physics · Physics 2015-10-01 G. Plechinger , A. Castellanos-Gomez , M. Buscema , H. S. J. van der Zant , G. A. Steele , A. Kuc , T. Heine , C. Schüller , T. Korn

The possibility to generate and manipulate non-classical light using the tools of mature semiconductor technology carries great promise for the implementation of quantum communication science. This is indeed one of the main driving forces…

Quantum Physics · Physics 2015-03-03 Rinaldo Trotta , Armando Rastelli

The manipulation of light emitted by two-dimensional semiconductors grounds forthcoming technologies in the field of on-chip communications. However, these technologies require from the so elusive out-of-plane photon sources to achieve an…

We investigate the single photon scattering by an emitter chirally coupled to a one-dimensional waveguide. The single-photon transport property is essentially different from the symmetrical coupling case. The single photons propagating…

Quantum Physics · Physics 2018-11-07 Wei-Bin Yan , Wei-Yuan Ni , Jing Zhang , Feng-Yang Zhang , Heng Fan

The field of quantum technology has been rapidly expanding in the past decades, yielding numerous applications as quantum information, quantum communication and quantum cybersecurity. The central building block for these applications is a…

Single-photon emitters (SPEs) are central to quantum communication, computing, and metrology, yet their development remains constrained by trade-offs in purity, indistinguishability, and tunability. This review presents a mechanism-based…

Optics · Physics 2026-04-22 Galy Yang , Eric Ashallay , Zhiming Wang , Abolfazl Bayat , Arup Neogi

We present strain tuning of excitonic emission in monolayer MoSe$_2$ by using a high-temperature physical vapor deposition (PVD). The use of two amorphous substrates, Si$_{3}$N$_{4}$ and SiO$_{2}$, provides two setpoints to induce distinct…

Single photons enable the distribution of quantum information over large distances and thus play a major role in quantum technologies such as communication and computing. Solid-state emitters are practical and efficient sources of single…

Emergence of topological states in strongly correlated systems, particularly two-dimensional (2D) transition-metal dichalcogenides, offers a platform for manipulating electronic properties in quantum materials. However, a comprehensive…

Tungsten diselenide, WSe2 shows excellent properties and become very promising material among two dimensional semiconductors. Wide band gap and large spin-orbit coupling along with naturally lacking inversion symmetry in the monolayer WSe2…

Materials Science · Physics 2023-10-16 S. Gupta , R. Ohshima , Y. Ando , T. Endo , Y. Miyata , M. Shiraishi

The desire to produce high-quality single photons for applications in quantum information science has lead to renewed interest in exploring solid-state emitters in the weak excitation regime. Under these conditions it is expected that…

Quantum Physics · Physics 2017-06-07 Jake Iles-Smith , Dara P. S. McCutcheon , Jesper Mørk , Ahsan Nazir

By integrating a dielectric microwave resonator with a piezoelectric-based strain device, we develop an in situ strain-tunable microwave spectroscopy technique that enables contactless measurements of superconducting properties under…

Structural defects can crucially impact the optical response of monolayer (ML) thick materials as they enable trapping sites for excitons. These trapped excitons appear in photoluminescence spectra as new emissions below the free bright…

Mesoscale and Nanoscale Physics · Physics 2021-09-29 R. Eddhib , S. Ayari , A. Hichri , S. Jaziri
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