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Related papers: Nanodiamond-Enabled Torsion Microscopy Uncovers Mu…

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A MEMS based tribometer has been developed that can be read out with nanometer and nano-Newton resolution, approaching the resolution and sensitivity of a friction force microscope (FFM). It can be used to study friction of MEMS device…

We develop a nanoscale dynamical mean-field theory (nano-DMFT) to deal with strong Coulomb interaction effects in physical systems that are intermediate in size between atoms and bulk materials, taking into account the tunneling into nearby…

Strongly Correlated Electrons · Physics 2009-11-13 Serge Florens

Excitons -- quasiparticles formed by the binding of an electron and a hole through electrostatic attraction -- hold promise in the fields of quantum light confinement and optoelectronic sensing. Atomically thin transition metal…

We present a novel technique for determining the microscale AC susceptibility of magnetic materials. We use magnetic field sensing properties of nitrogen-vacancy (\ce{NV-}) centers in diamond to gather quantitative data about the magnetic…

Applied Physics · Physics 2023-05-17 Shishir Dasika , Madhur Parashar , Kasturi Saha

We study the effect of torsional deformations on the electronic properties of single-walled transition metal dichalcogenide (TMD) nanotubes. In particular, considering forty-five select armchair and zigzag TMD nanotubes, we perform…

Materials Science · Physics 2021-09-22 Arpit Bhardwaj , Abhiraj Sharma , Phanish Suryanarayana

Nanodiamonds containing nitrogen-vacancy (NV) centers can serve as colloidal quantum sensors of local fields in biological and chemical environments. However, nanodiamond surfaces are challenging to modify without degrading their colloidal…

Disorder in magnetic materials prevents reliable control of spin textures and constrains their integration into spintronic devices. Existing methods access disorder only indirectly through external imaging probes or bulk transport…

Mesoscale and Nanoscale Physics · Physics 2026-03-03 Liam K. Mitchell , Benjamin J. Brown , Gang Xiao

This study investigates the torsional mechanical properties of pristine iron (Fe) and carbon-doped iron (FeC) nanowires with [001] orientation through molecular dynamics simulations utilizing the Modified Embedded Atom Method (MEAM)…

Materials Science · Physics 2025-07-16 Charith L. Hirimuthugodage , Laalitha S. I. Liyanage , K. G. S. H. Gunawardana

Deploying nitrogen vacancy (NV) centers in diamond as nanoscale quantum sensors for condensed matter and materials physics requires placing the NV centers close to the sensing target. One solution is to fabricate diamond nanostructures and…

This work explores the application of a new one-dimensional carbon nanomaterial, the diamond nanothread (DNT), as a reinforcement for nanocomposites. Owing to the existence of Stone-Wales transformation defects, the DNT intrinsically…

Materials Science · Physics 2016-05-27 Haifei Zhan , Gang Zhan , Vincent BC Tan , Yuan Cheng , John M Bell , Yong-Wei Zhang , Yuantong Gu

Sensing of a few unpaired electron spins, such as metal ions and radicals, is a useful but difficult task in nanoscale physics, biology, and chemistry. Single nitrogen-vacancy (NV) centers in diamond offer high sensitivity and spatial…

Mesoscale and Nanoscale Physics · Physics 2018-08-13 F. Gorrini , R. Giri , C. E. Avalos , S. Tambalo , S. Mannucci , L. Basso , N. Bazzanella , C. Dorigoni , M. Cazzanelli , P. Marzola , A. Miotello , A. Bifone

Magnetic damping is a key metric for emerging technologies based on magnetic nanoparticles, such as spin torque memory and high-resolution biomagnetic imaging. Despite its importance, understanding of magnetic dissipation in nanoscale…

Mesoscale and Nanoscale Physics · Physics 2019-10-29 I. Barsukov , H. K. Lee , A. A. Jara , Y. -J. Chen , A. M. Gonçalves , C. Sha , J. A. Katine , R. E. Arias , B. A. Ivanov , I. N. Krivorotov

The mechanical response of third-generation advanced high-strength steels is governed by phase transformations at the nanoscale, yet the coupled evolution of chemistry and crystallography remains poorly resolved. Here we apply a correlative…

Rotary motors play key roles in energy transduction, from macroscale windmills to nanoscale turbines such as ATP synthase in cells. Despite our capabilities to construct engines at many scales, developing functional synthetic turbines at…

Water exhibits complex behaviors as a result of hydrogen bonding, and low-dimensional confined water plays a key role in material science, geology, and biology science. Conventional techniques like STM, TEM, and AFM enable atomic-scale…

Materials Science · Physics 2024-12-24 Zhijie Li , Xi Kong , Haoyu Sun , Guanyu Qu , Pei Yu , Tianyu Xie , Zhiyuan Zhao , Guoshen Shi , Ya Wang , Fazhan Shi , Jiangfeng Du

The detection of individual molecules and their dynamics has been a long-standing challenge in the field of nanotechnology. In this work, we present a method that utilizes a nitrogen vacancy (NV) center and a dangling-bond on the diamond…

Quantum Physics · Physics 2023-12-15 A. Biteri-Uribarren , P. Alsina-Bolívar , C. Munuera-Javaloy , R. Puebla , J. Casanova

Circular Dichroism (CD) can distinguish the handedness of chiral molecules. However, it is typically very weak due to vanishing absorption at low molecular concentrations. Here, we suggest Thermal Circular Dichroism (TCD) for chiral…

Optics · Physics 2024-07-19 Ershad Mohammadi , Giulia Tagliabue

Ultrafast science studies the dynamics of electrons in matter with extreme temporal precision, typically in the attosecond and femtosecond time domain. Recent experimental and theoretical progress has put metal-insulator-metal (MIM)…

Mesoscale and Nanoscale Physics · Physics 2025-03-20 Boyang Ma , Michael Krüger

The ability to manipulate nano-particles at the nano-scale is critical for the development of active quantum systems. This paper presents a new technique to manipulate diamond nano-crystals at the nano-scale using a scanning electron…

In this study, we present a novel platform based on scanning microwave microscopy for manipulating and detecting tiny vibrations of nanoelectromechanical resonators using a single metallic tip. The tip is placed on the top of a grounded…