activity
20132026
most citedSeparating hyperfine from spin-orbit interactions in organic semiconductors by multi-octave magnetic resonance using coplanar waveguide microresonators

32 citations · 75 across the 8 of their papers we have counts for

collaborators

9 papers

cond-mat.mtrl-sci2026

Studying the evolution of exchange and dipolar interactions and spin correlation in vdW magnet CrCl3 across magnetic phases

Prem B. Karki, Ayodimeji E. Aregbesola, Karishma Prasad +5

Understanding quantum interactions in van der Waals magnets are critical to realizing their potential for next-generation magnetic, electronic, and spintronic applications. In this…

cond-mat.mes-hall2026

Probing GHz Spin Dynamics Across Magnetic Phase Transitions in CrCl3 Nanoflakes Using Nitrogen-Vacancy Microscopy

Benjamin Hammons, Jitender Kumar, Sehrish Iqbal +11

CrCl3, a layered van der Waals (vdW) magnet, exhibits in-plane magnetic anisotropy and enhanced interlayer coupling upon stacking, making it an ideal platform to host exotic nanosc…

cond-mat.mtrl-sci2025

Spin Dynamics in the van der Waals Ferromagnet CrTe2 Engineered by Niobium Doping

Dhan Raj Lawati, Prem Bahadur Karki, Jitender Kumar +14

Understanding and controlling spin dynamics in two-dimensional (2D) van der Waals (vdW) ferromagnets is essential for their application in magnonics and hybrid quantum platforms. H…

physics.bio-ph2023★ 17 cited

Nitrogen-Vacancy Magnetic Relaxometry of Nanoclustered Cytochrome C Proteins

Suvechhya Lamichhane, Rupak Timalsina, Cody Schultz +5

Nitrogen-vacancy (NV) magnetometry offers an alternative tool to detect paramagnetic centers in cells with a favorable combination of magnetic sensitivity and spatial resolution. H…

cond-mat.mes-hall2023★ 16 cited

An efficient and low-cost method to create high-density nitrogen-vacancy centers in CVD diamond for sensing applications

Prem Bahadur Karki, Rupak Timalsina, Mohammadjavad Dowran +3

The negatively charged Nitrogen-Vacancy (NV-) center in diamond is one of the most versatile and robust quantum sensors suitable for quantum technologies, including magnetic field…

cond-mat.mes-hall2018

Locking and Tracking Magnetic Resonance Spectra of NV- Center for Real-time Magnetometry using a Differential Photon-Rate Meter

Kapildeb Ambal, Robert D. McMichael

We describe a real-time data processing and frequency control method to track peaks in optically detected magnetic resonance of nitrogen-vacancy centers in diamond. This procedure…

cond-mat.mes-hall2016★ 32 cited

Separating hyperfine from spin-orbit interactions in organic semiconductors by multi-octave magnetic resonance using coplanar waveguide microresonators

Gajadhar Joshi, Richards Miller, Lillie Ogden +8

Separating the influence of hyperfine from spin-orbit interactions in spin-dependent carrier recombination and dissociation processes necessitates magnetic resonance spectroscopy o…

cond-mat.mes-hall2015★ 7 cited

An atomic resolution, single-spin magnetic resonance detection concept based on tunneling force microscopy

A. Payne, K. Ambal, C. Boehme +1

A comprehensive study of a force detected single-spin magnetic resonance measurement concept with atomic spatial resolution is presented. The method is based upon electrostatic for…

cond-mat.dis-nn2013★ 3 cited

Synthesis of thin silicon dioxide layers with high E' center densities and investigation of the E' center spin relaxation dynamics for single spin readout applications

K. Ambal, A. Payne, D. P. Waters +2

Methods for the creation of thin amorphous silicon dioxide (aSiO2) layers on crystalline silicon substrates with very high densities of silicon dangling bonds (so called E' centers…