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Magnetization measurements of a truly axial symmetry Mn12-tBuAc molecular nanomagnet with a spin ground state of S = 10 show resonance tunneling. This compound has the same magnetic anisotropy as Mn12-Ac but the molecules are better…

Mesoscale and Nanoscale Physics · Physics 2015-06-25 W. Wernsdorfer , M. Murugesu , G. Christou

Scanning tunneling microscopy (STM) has been a fundamental tool to characterize many-body effects in condensed matter systems, from extended solids to quantum dots. STM of molecules decoupled from the supporting conductive substrate has the…

Mesoscale and Nanoscale Physics · Physics 2011-01-14 Dimitrios Toroz , Massimo Rontani , Stefano Corni

We investigate the role of spin-dependent nucleon-nucleus interactions in nuclear reactions. To this end, we use neutron spin observables to constrain the dominant central spin-spin form factors and then apply the corresponding like-channel…

Nuclear Theory · Physics 2026-05-28 Kyoungsu Heo , Myung-Ki Cheoun , Kouichi Hagino

A functional heterostructure is central to integrated circuitry in quantum photonics, optoelectronics, neuromorphic computing, spintronics, and straintronics. Recently, heterostructures combining 2D magnets and nonmagnetic transition metal…

Strongly Correlated Electrons · Physics 2025-11-20 Swagata Acharya , Dimitar Pashov , Daphne Lubert-Perquel , Mark van Schilfgaarde , Justin C. Johnson

Motivated by recent scanning tunneling microscope (STM) experiments on cobalt clusters adsorbed on single wall metallic nanotubes [Odom {\em et al.}, Science {\bf 290}, 1549 (2000)], we study theoretically the size dependence of STM spectra…

Strongly Correlated Electrons · Physics 2009-11-07 Gregory A. Fiete , Gergely Zarand , Bertrand I. Halperin , Yuval Oreg

Single-molecule transistors provide a unique experimental tool to investigate the coupling between charge transport and the molecular degrees of freedom in individual molecules. One interesting class of molecules for such experiments are…

Spindles are self-organized microtubule-based structures that segregate chromosomes during cell division. The mass of the spindle is controlled by the balance between microtubule turnover and nucleation. The mechanisms that control the…

Subcellular Processes · Quantitative Biology 2018-06-13 Bryan Kaye , Olivia Stiehl , Peter J. Foster , Michael J. Shelley , Daniel J. Needleman , Sebastian Fürthauer

We calculate the quantum correction to the classical conductance of a disordered mesoscopic normal-superconducting (NS) junction in which the electron spatial and spin degrees of freedom are coupled by an appreciable spin orbit interaction.…

Condensed Matter · Physics 2009-10-28 Keith Slevin , Jean-Louis Pichard , P. A. Mello

Scanning tunneling microscopes (STM) are used extensively for studying and manipulating matter at the atomic scale. In spite of the critical role of the STM tip, the control of the atomic-scale shape of STM tips remains a poorly solved…

Mesoscale and Nanoscale Physics · Physics 2017-12-11 Sumit Tewari , Koen M. Bastiaans , Milan P. Allan , Jan M. van Ruitenbeek

Scanning tunneling microscopy using a CO-functionalized tip is combined with simulations to explore the impact of the CO tilt angle on topographies of a single Cu atom and CO molecule adsorbed on Cu(111). Images of the Cu atom acquired with…

Materials Science · Physics 2024-09-24 Ivan Abilio , Nicolas Néel , Jörg Kröger , Krisztián Palotás

Nuclear magnetic resonance (NMR) is a powerful method for determining the structure of molecules and proteins. While conventional NMR requires averaging over large ensembles, recent progress with single-spin quantum sensors has created the…

Spin and charge are two interrelated properties of electrons. However, most of previous works on topological matter study the electronic and magnonic excitations separately. In this paper, by combining density functional theory calculations…

Strongly Correlated Electrons · Physics 2021-11-17 Zhuoran He , Aiyun Luo , Biao Lian , Gang Xu

Optical spectroscopy has been the primary tool to study the electronic structure of molecules. However the strict spin selection rule has severely limited its ability to access states of different spin multiplicities. Here we propose a new…

Mesoscale and Nanoscale Physics · Physics 2019-09-16 Sai Duan , Zilvinas Rinkevicius , Yi Luo

Molecular spin clusters are mesoscopic systems whose structural and physical features can be tailored at the synthetic level. Besides, their quantum behavior is directly accessible in laboratory and their magnetic properties can be…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 F. Troiani , V. Bellini , A. Candini , G. Lorusso , M. Affronte

Molecular platforms are regarded as promising candidates in the generation of units of information for quantum computing. Herein, a strategy combining spin-crossover metal ions and radical ligands is proposed from a model Hamiltonian first…

Quantum Physics · Physics 2022-12-07 Roseiro Pablo , Petit Louis , Robert Vincent , Yalouz Saad

We study the symmetric nuclear matter using bare nucleon-nucleon ($NN$) interactions with finite particle-number approach within finite cubic boxes. Due to the $NN$ correlations originating from bare $NN$ interaction, two nucleons can be…

We have observed an electronic energy level crossing in a molecular nanomagnet (MNM) using muon-spin relaxation. This effect, not observed previously despite several muon studies of MNM systems, provides further evidence that the spin…

Strongly Correlated Electrons · Physics 2015-05-27 T. Lancaster , J. S. Moeller , S. J. Blundell , F. L. Pratt , P. J. Baker , T. Guidi , G. A. Timco , R. E. P. Winpenny

We report on the first example of quantum coherence between the spins of muons and quadrupolar nuclei. We observe this effect in vanadium intermetallic compounds which adopt the A15 crystal structure, and whose members include all…

In a straightforward application of molecular nanospintronics to quantum computing, single-molecule spin transistors can be used to measure and control nuclear spin qubits. A jump in the conductance occurs when the electronic spin inverts…

Mesoscale and Nanoscale Physics · Physics 2018-01-12 Salvador Cardona-Serra , Alejandro Gaita-Ariño , Maria Stamenova , Stefano Sanvito

Molecular spintronics is made possible by the coupling between electronic configuration and magnetic po- larization of the molecules. For control and application of the individual molecular states it is necessary to both read and write…

Mesoscale and Nanoscale Physics · Physics 2016-04-27 T. Saygun , J. Bylin , H. Hammar , J. Fransson