Lasers that are fabricated directly onto silicon photonic chips offer several advantages over external laser sources, such as ...

Researchers in the US have successfully integrated indium arsenide quantum dot (QD) lasers monolithically on silicon ...

Lasers that are fabricated directly onto silicon photonic chips offer several advantages over external laser sources, such as ...

The University of California Santa Barbara has improved the integration of monolithic III-V lasers on silicon substrates.

To create silicon qubits, scientists trap a single electron in a tiny bit of silicon called a quantum dot. The value of the qubit — 0, ...

Quantum dots enable infrared lasing at room temperature for silicon photonics. ScienceDaily . Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2021 / 09 / 210929112828.htm ...

By using a silicon device called a double quantum dot, Petta, Mills and their team successfully captured two electrons and forced them to interact, resulting in an unprecedented level of fidelity: ...

Silicon quantum dots, also called artificial atoms, are the basic structure of silicon spin qubits. These tiny structures can trap and control individual electrons, allowing researchers to define ...

Symmetric graphene quantum dots for future qubits Date: May 8, 2023 Source: Forschungszentrum Juelich Summary: Quantum dots in semiconductors such as silicon or gallium arsenide have long been ...

Silicon spin qubits store quantum information using the spin of an electron—a quantum version of a tiny magnet. These spins are confined in tiny structures called quantum dots, sometimes ...

A Delft team in the Netherlands led by Lieven Vandersypen achieved 99.87 per cent 1-qubit and 99.65 per cent 2-qubit fidelities using electron spins in quantum dots formed in a stack of silicon ...