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In Building 13 on MIT’s campus, there sits a half-a-million-dollar piece of equipment that looks like a long stretched-out chandelier, with a series of gold discs connected by thin silver pipes. The e...
With superconducting diodes, scholars advance work toward ultra-efficient quantum electronic devices（图）
超导二极管 量子电子器件 磁场
2023/6/26
A research team including Brown University faculty and students created a superconducting diode without a magnetic field in multi-layer graphene, a development that could form the basis for future “lo...
Advances at Oregon State University in manufacturing technology for “quantum dots” may soon lead to a new generation of LED lighting that produces a more user-friendly white light, while using less to...
A Brief Discussion on Energy Considerations for GaAs Parabolic Quantum Dots
Hamiltonian operator GaAs parabolic quantum dot Plasma
2010/12/8
The hamiltonian operator corresponding to a GaAs parabolic quantum dot is formulated by analyzing carefully the terms of this operator. In this formulation, certain plasma aspects are discussed with r...
Geometry Induced Localization of Electrons in Quantum Pillars
Geometry Electrons Quantum Pillars
2010/12/10
We investigate the energies and wavefunctions of a structure consisting of one small cubic box centered on top of another larger with a uniform potential inside. This model is a representation of a qu...
N-Channel InGaAs Quantum Well Lasing Thyristor (QWLT) Prepared by Molecular Beam Epitaxy
N-Channel InGaAs Quantum Well Lasing Thyristor (QWLT) Molecular Beam Epitaxy
2010/12/10
N-channel lnGaAs quantum well lasing thyristors (QWLT) based on regenerative loop of potential barrier lowering resulted from the forward biased pn junction is demonstrated in a AlGaAs/GaAs double het...