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We present the results of electrically-detected magnetic resonance (EDMR) experiments on silicon with ion-implanted phosphorus nanostructures, performed at 5 K. The devices consist of high-dose implanted metallic leads with a square gap,…

Materials Science · Physics 2007-05-23 D. R. McCamey , H. Huebl , M. S. Brandt , W. D. Hutchison , J. C. McCallum , R. G. Clark , A. R. Hamilton

Several microscopic pathways have been proposed to explain the large magnetic effects observed in organic semiconductors, but identifying and characterising which microscopic process actually influences the overall magnetic field response…

Mesoscale and Nanoscale Physics · Physics 2015-06-11 T. L. Keevers , W. J. Baker , D. R. McCamey

Imaging the magnetic configuration of thin-films has been a long-standing area of research. Since a few years, the emergence of two-dimensional ferromagnetic materials calls for innovation in the field of magnetic imaging. As the magnetic…

Materials Science · Physics 2021-01-13 T. Guillet , A. Marty , C. Vergnaud , F. Bonell , M. Jamet

Improving resolution and sensitivity will widen possible medical applications of magnetic particle imaging. Pulsed excitation promises such benefits, at the cost of more complex hardware solutions and restrictions on drive field amplitude…

We have developed a spin-resolved resonant electron energy-loss spectroscopy (SR-rEELS) in the primary energy of 0.3--1.5 keV, which corresponds to the core excitations of $2p$-$3d$ absorption of transition metals and $3d$-$4f$ absorption…

We report the first study of the micro-SQUID response of a molecular system to electromagnetic radiation. The advantages of our micro-SQUID technique in respect to pulsed electron paramagnetic resonance (EPR) techniques consist in the…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 W. Wernsdorfer , A. Mueller , D. Mailly , B. Barbara

An important tool in the investigation of the early stages of neurodegenerative disease is the study of dissected living tissue from the brain of an animal model. Such investigations allow the physical structure of individual neurons and…

Broadband FMR responses for metallic single-layer and bi-layer magnetic films with total thicknesses smaller than the microwave magnetic skin depth have been studied. Two different types of microwave transducers were used to excite and…

Materials Science · Physics 2015-05-14 K. J. Kennewell , M. Kostylev , R. Magaraggia , R. L. Stamps , M. Ali , A. A. Stashkevich , D. Greig , B. J. Hickey

Microwave absorption by a high mobility 2DEG has been investigated experimentally using sensitive Electron Paramagnetic Resonance cavity technique. It is found that MW absorption spectra are chiefly governed by confined magnetoplasmon…

Mesoscale and Nanoscale Physics · Physics 2009-06-10 O. M. Fedorych , S. Moreau , M. Potemski , S. A. Studenikin , T. Saku , Y. Hirayama

Hyperpolarized nuclear spins in molecules exhibit high magnetization that is unachievable by classical polarization techniques, making them widely used as sensors in physics, chemistry, and medicine. The state of a hyperpolarized material,…

Chemical Physics · Physics 2024-12-31 James Eills , Morgan W. Mitchell , Irene Marco Rius , Michael C. D. Tayler

Magnetic Resonance Force Microscopy (MRFM) describes a range of approaches to detect nuclear spins with mechanical sensors. MRFM has the potential to enable magnetic resonance imaging (MRI) with near-atomic spatial resolution, opening up…

A sensor that integrates high sensitivity micro-Hall effect magnetometry and high-frequency electron paramagnetic resonance spectroscopy capabilities on a single semiconductor chip is presented. The Hall-effect magnetometer was fabricated…

Strongly Correlated Electrons · Physics 2009-11-13 H. M. Quddusi , C. M. Ramsey , J. C. Gonzalez-Pons , J. J. Henderson , E. del Barco , G. de Loubens , A. D. Kent

Microplastics are increasingly recognized as a global environmental health threat, yet their detection and characterization remain constrained by the cost, form factor, and throughput of existing analytical tools. Portable…

Applied Physics · Physics 2025-10-31 Sayedus Salehin , Syed Shaheer Uddin Ahmed , Uzay Tefek , Laura Weirauch , M. Selim Hanay

Electron spin resonance with a scanning tunneling microscope (ESR-STM) combines the high energy resolution of spin resonance spectroscopy with the atomic scale control and spatial resolution of STM. Here we describe the upgrade of a…

Instrumentation and Detectors · Physics 2019-01-30 Fabian D. Natterer , François Patthey , Tobias Bilgeri , Patrick R. Forrester , Nicolas Weiss , Harald Brune

We show that high-resolution NMR can reach picomole sensitivity for micromolar concentrations of analyte by combining parahydrogen induced hyperpolarisation (PHIP)with a high-sensitivity transmission line micro-detector. The para-enriched…

Chemical Physics · Physics 2019-05-20 James Eills , William Hale , Manvendra Sharma , Matheus Rossetto , Malcolm H. Levitt , Marcel Utz

Electron spin resonance (ESR) pulsed dipolar spectroscopy (PDS) is used in protein 3D structure determination. However, the accuracy of the signal analysis depends heavily on the background correction process. In this work, we derive the…

Quantitative Methods · Quantitative Biology 2021-07-01 Aritro Sinha Roy

Using an optical tweezers apparatus, we demonstrate three-dimensional control of nanodiamonds in solution with simultaneous readout of ground-state electron-spin resonance (ESR) transitions in an ensemble of diamond nitrogen-vacancy (NV)…

Magnetic nanoparticles (MNPs) have excellent magnetic-temperature characteristic. However, current temperature measurement based on MNPs is interfered by concentration. Utilizing the electron spin resonance (ESR), we propose a highly…

Mesoscale and Nanoscale Physics · Physics 2021-08-25 Shuai Wang , Jing Zhong , Wenzhong Liu

Electroluminescence (EL) imaging is a useful modality for the inspection of photovoltaic (PV) modules. EL images provide high spatial resolution, which makes it possible to detect even finest defects on the surface of PV modules. However,…

Computer Vision and Pattern Recognition · Computer Science 2019-08-15 Sergiu Deitsch , Vincent Christlein , Stephan Berger , Claudia Buerhop-Lutz , Andreas Maier , Florian Gallwitz , Christian Riess

Spectroscopic photoemission microscopy is a well-established method to investigate the electronic structure of surfaces. In modern photoemission microscopes the electron optics allows imaging of the image plane, momentum plane, or…