相关实验视频
Updated: Jan 23, 2026

10:16
Production and Targeting of Monovalent Quantum Dots
Published on: October 23, 2014
26.0K
原子间排斥和准退化的状态对基于双量子点的Kitaev-transmon量子比特的影响
Clara Palacios1, Armando A Aligia2
1Centro Atómico Bariloche, Instituto Balseiro, Bustillo 9500, San Carlos de Bariloche, 8400, ARGENTINA.
概括
我们研究了具有原子间库伦反射的基塔耶夫-转子系统. "穷人的马约拉纳"状态持续存在于双量子点中的"甜点",显示出强大的退化.
科学领域:
- 量子物理学的量子物理学
- 凝聚物质物理学 凝聚物质物理学
- 量子计算是一种量子计算.
背景情况:
- 基塔耶夫 - 传送系统与约瑟夫森连接和双量子点 (DQDs).
- 调查原子间库伦排斥 (V) 和以前被忽视的状态的影响.
- 专注于无旋转的基塔耶夫哈密尔顿模型.
研究的目的:
- 分析原子间库伦反射 (V) 对基塔耶夫-转子系统的影响.
- 在DQD中探索"穷人马约拉纳"状态的持久性.
- 在整个系统中检查自身状态退化和微波频谱灵敏度.
主要方法:
- 基塔耶夫-传送系统的理论研究.
- 使用无旋转的Kitaev Hamiltonian来建模DQD.
- 对系统参数,原子间库伦反射 (V) 和自身状态的分析.
主要成果:
- 举办"穷人的马约拉纳"州的"甜蜜点"被发现在与V.的孤立DQD中持续存在.
- 所有固有状态都在整个系统中的两个DQD的甜蜜点上表现出双重退化.
- 微波频谱对远离甜点的初始状态变得敏感.
结论:
- 在特定条件下,原子间库伦排斥 (V) 的存在不会破坏"穷人的马约拉纳"状态.
- 一个对称运算符导致了在甜蜜点上的固态的双退化.
- 系统行为,特别是微波频谱,取决于甜点的近距离和初始状态.
相关概念视频
Quantum Numbers
49.4K
It is said that the energy of an electron in an atom is quantized; that is, it can be equal only to certain specific values and can jump from one energy level to another but not transition smoothly or stay between these levels.
49.4K
The Quantum-Mechanical Model of an Atom
56.7K
Shortly after de Broglie published his ideas that the electron in a hydrogen atom could be better thought of as being a circular standing wave instead of a particle moving in quantized circular orbits, Erwin Schrödinger extended de Broglie’s work by deriving what is now known as the Schrödinger equation. When Schrödinger applied his equation to hydrogen-like atoms, he was able to reproduce Bohr’s expression for the energy and, thus, the Rydberg formula governing hydrogen spectra.
56.7K
Dot Product
902
The dot product is an essential concept in mathematics and physics.
In engineering, the dot product of any two vectors is the product of the magnitudes of the vectors and the cosine of the angle between them. It is denoted by a dot symbol between the two vectors.
Consider a vehicle pulling an object along the ground using a rope. If the rope makes an angle with the horizontal axis, the work done can be calculated using the dot product of the force applied and the object's displacement.
The dot...
In engineering, the dot product of any two vectors is the product of the magnitudes of the vectors and the cosine of the angle between them. It is denoted by a dot symbol between the two vectors.
Consider a vehicle pulling an object along the ground using a rope. If the rope makes an angle with the horizontal axis, the work done can be calculated using the dot product of the force applied and the object's displacement.
The dot...
902
Dot Product: Problem Solving
686
The dot product is a powerful tool in problem-solving involving vectors, given that the dot product of two vectors is the product of their magnitudes and the cosine of the angle between them measured anti-clockwise. Solving problems involving the dot product requires understanding its properties and developing a step-by-step process to solve them. Here are the main steps to follow when solving any general problem involving the dot product:
Identify the problem: Start by reading the problem and...
Identify the problem: Start by reading the problem and...
686
Fixing Double-strand Breaks
14.4K
The double-stranded structure of DNA has two major advantages. First, it serves as a safe repository of genetic information where one strand serves as the back-up in case the other strand is damaged. Second, the double-helical structure can be wrapped around proteins called histones to form nucleosomes, which can then be tightly wound to form chromosomes. This way, DNA chains up to 2 inches long can be contained within microscopic structures in a cell. A double-stranded break not only damages...
14.4K
Fixing Double-strand Breaks
4.3K
4.3K

