Kavli Affiliate: Simon Groblacher | First 5 Authors: , , , , | Summary: Superfluid helium is a prototypical quantum liquid. As such, it has been a prominent platform for the study of quantum many body physics. More recently, the outstanding mechanical and optical properties of superfluid helium, such as low mechanical dissipation and low […]
Kavli Affiliate: Toeno Van Der Sar | First 5 Authors: Samuel Mañas-Valero, Samuel Mañas-Valero, , , | Summary: Magnon spintronics aims to harness spin waves in magnetic films for information technologies. Color center magnetometry is a promising tool for imaging spin waves, using electronic spins associated with atomic defects in solid-state materials as sensors. However, […]
Kavli Affiliate: Herre S. J. Van Der Zant | First 5 Authors: Serhii Volosheniuk, Serhii Volosheniuk, , , | Summary: Particle-exchange heat engines operate without moving parts or time-dependent driving, relying solely on static energy-selective transport. Here, we realize a particle-exchange quantum heat engine based on a single diradical molecule, only a few nanometers in […]
Kavli Affiliate: Srijit Goswami | First 5 Authors: Yining Zhang, Yining Zhang, , , | Summary: Hybrid quantum dot (QD)-superconductor system can be used to realize Majorana zero modes in artificial Kitaev chains. These chains provide a promising platform for the realization of Majorana qubits. Radio-frequency (RF) gate reflectometry is a fast, non-invasive, and sensitive […]
Kavli Affiliate: Tim H. Taminiau | First 5 Authors: Federico Belliardo, Federico Belliardo, , , | Summary: The advancement and scaling of quantum technology has made the learning and identification of quantum systems and devices in highly-multidimensional parameter spaces a pressing task for a variety of applications. In many cases, the integration of real-time feedback […]
Kavli Affiliate: Gary A. Steele | First 5 Authors: Roudy Hanna, Roudy Hanna, , , | Summary: Improvements in circuit design and more recently in materials and surface cleaning have contributed to a rapid development of coherent superconducting qubits. However, organic resists commonly used for shadow evaporation of Josephson junctions (JJs) pose limitations due to […]
Kavli Affiliate: Gary A. Steele | First 5 Authors: Roudy Hanna, Roudy Hanna, , , | Summary: Improvements in circuit design and more recently in materials and surface cleaning have contributed to a rapid development of coherent superconducting qubits. However, organic resists commonly used for shadow evaporation of Josephson junctions (JJs) pose limitations due to […]
Kavli Affiliate: Giordano Scappucci | First 5 Authors: Yi-Hsien Wu, Yi-Hsien Wu, , , | Summary: Silicon spin qubits are a promising platform for scalable quantum computing due to their compatibility with industrial semiconductor fabrication and the recent scaling to multi-qubit devices. Control fidelities above the 99% fault-tolerant threshold are routinely achieved, but extending high-fidelity […]
Kavli Affiliate: Simon Groblacher | First 5 Authors: Zizheng Li, Zizheng Li, , , | Summary: Amorphous silicon carbide (a-SiC) has emerged as a compelling candidate for applications in integrated photonics, known for its high refractive index, high optical quality, high thermo-optic coefficient, and strong third-order nonlinearities. Furthermore, a-SiC can be easily deposited via CMOS-compatible […]
Kavli Affiliate: Eliska Greplova | First 5 Authors: Christian Kraglund Andersen, Christian Kraglund Andersen, , , | Summary: It is widely accepted that quantum error correction is essential for realizing large-scale fault-tolerant quantum computing. Recent experiments have demonstrated error correction codes operating below threshold, primarily using local planar codes such as the surface code and […]