English
Related papers

Related papers: Proposal for Observing Dynamic Jahn-Teller Effect …

200 papers

Electrons in solids owe their properties to the periodic potential landscapes they experience. The advent of moir\'e lattices has revolutionized our ability to engineer such landscapes on nanometer scales, leading to numerous groundbreaking…

Deep defects in wide band gap semiconductors have emerged as leading qubit candidates for realizing quantum sensing and information applications. Due to the spatial localization of the defect states, these deep defects can be considered as…

Single spins in the solid-state offer a unique opportunity to store and manipulate quantum information, and to perform quantum-enhanced sensing of local fields and charges. Optical control of these systems using techniques developed in…

Mesoscale and Nanoscale Physics · Physics 2013-02-28 Anthony J. Bennett , Matthew A. Pooley , Yameng Cao , Niklas Sköld , Ian Farrer , David A. Ritchie , Andrew J. Shields

We present a fingerprint-like method to analyze material defects after energetic particle irradiation by computing a rotation invariant descriptor vector for each atom of a given sample. For ordered solids this new method is easy to use,…

Materials Science · Physics 2019-10-15 F. J. Dominguez-Gutierrez , U. von Toussaint

We demonstrate by time-resolved resonance fluorescence measurements on a single self-assembled quantum dot an internal photo-effect that emits electrons from the dot by an intra-band excitation. We find a linear dependence of the optically…

Mesoscale and Nanoscale Physics · Physics 2021-02-24 Pia Lochner , Jens Kerski , Annika Kurzmann , Andreas D. Wieck , Arne Ludwig , Martin Geller , Axel Lorke

The nature of the cooperative Jahn-Teller (JT) transition accompanied by orbital order-disorder in Nd1-xCaxMnO3 has been studied by high temperature (300 - 1200K) synchrotron and laboratory X-ray powder diffraction in the low doping region…

Materials Science · Physics 2009-11-13 C. V. Colin , A. J. C. Buurma , M. v. Zimmermann , T. T. M. Palstra

We investigate the low-temperature magnetic and quantum properties of hexanuclear Fe$^ {3+}_6$ complexes under an external magnetic field. We primarily study the impact of competing exchange interactions and their asymmetries induced by the…

Materials Science · Physics 2025-10-07 Hamid Arian Zad , Michal Jaščur , Asad Ali , Saif Al-Kuwari , Saeed Haddadi

Collective interactions between localized electronic excitations and the crystal lattice are central to many emergent phenomena in materials, including ferroelectricity and quantum magnetism. Despite its importance, the scaling behavior of…

Materials Science · Physics 2025-11-25 Fangliang Wu , Xiaoxuan Ma , Zhongwei Zhang , Motoaki Bamba , Jian Sun , Yuan Wan , Shixun Cao , Qi Zhang

Nonequilibrium self-assembly is the root of all emergent complexity, including life. In quantum materials emergent metastable states have become a very fashionable topic of research, but the study of resulting mesoscopic state dynamics is…

Mesoscale and Nanoscale Physics · Physics 2025-12-03 Yevhenii Vaskivskyi , Jaka Vodeb , Igor Vaskivskyi , Dragan Mihailovic

We study the dynamics of a spin-dependent quantum dot system, where an unsharp and a sharp detection scenario is introduced. The back-action of the unsharp detection related to the magnetization, proposed in terms of the continuous quantum…

Mesoscale and Nanoscale Physics · Physics 2013-01-17 J. Z. Bernád

Single-molecule technology stands as a powerful tool, enabling the characterization of intricate structural and dynamic information that would otherwise remain concealed within the averaged behaviors of numerous molecules. This technology…

Quantum Physics · Physics 2025-01-08 Jiangfeng Du , Fazhan Shi , Xi Kong , Fedor Jekezko , Jörg Wrachtrup

Compton scattering is one of the dominant interaction processes in germanium for photons with an energy of around two MeV. If a photon scatters only once inside a germanium detector, the resulting event contains only one electron which…

Nuclear Experiment · Physics 2008-11-26 I. Abt , A. Caldwell , K. Kröninger , J. Liu , X. Liu , B. Majorovits

We discuss the Kondo effect in a spinless two-orbital conduction electron system coupled with anharmonic Jahn-Teller vibration by employing a numerical renormalization group technique. When a temperature $T$ is decreased, we encounter a…

Materials Science · Physics 2018-09-14 Takashi Hotta

The quantum Zeno effect (QZE) reveals that frequent measurements can suppress quantum evolution, but the detailed dynamics of the system under finite-duration measurements in experiments remain insufficiently explored. Here, we employ an…

Applications of negatively charged nitrogen-vacancy center in diamond exploit the center's unique optical and spin properties, which at ambient temperature, are predominately governed by electron-phonon interactions. Here, we investigate…

Quantum Physics · Physics 2015-09-30 Taras Plakhotnik , Marcus W. Doherty , Neil B. Manson

Previous measurements with a single trapped proton or antiproton detected spin resonance from the increased scatter of frequency measurements caused by many spin flips. Here a measured correlation confirms that individual spin transitions…

Atomic Physics · Physics 2023-11-14 J. DiSciacca , M. Marshall , K. Marable , G. Gabrielse

Nitrogen-vacancy (NV) centers in diamond are among the most promising solid-state qubit candidates, owing to their exceptionally long spin coherence times, efficient spin-photon coupling, room-temperature operation, and steadily advancing…

Quantum Physics · Physics 2025-04-21 Arjun Raghavan , Seokjin Bae , Nazar Delegan , F. Joseph Heremans , Vidya Madhavan

We search for possible correlations between neutron star observables and thermodynamic quantities that characterize high density nuclear matter. We generate a set of model-independent equations of state describing stellar matter from a…

Nuclear Theory · Physics 2020-03-04 Márcio Ferreira , M. Fortin , Tuhin Malik , B. K. Agrawal , Constança Providência

Triangular symmetric molecules with mirror symmetry perpendicular to the 3-fold axis are forbidden to have a fixed electrical dipole moment. However, if the ground state is orbitally degenerate and lacks inversion symmetry, then a…

Strongly Correlated Electrons · Physics 2009-11-10 Philip B. Allen , Alexander G. Abanov , Ryan Requist

Quantum emitters in solid-state crystals have recently attracted a lot of attention due to their simple applicability in optical quantum technologies. The polarization of single photons generated by quantum emitters is one of the key…