76 citations · 206 across the 10 of their papers we have counts for
11 papers
Nanoscale magnetization and current imaging using scanning-probe magneto-thermal microscopy
Chi Zhang, Jason M. Bartell, Jonathan C. Karsch +2
Magnetic microscopy that combines nanoscale spatial resolution with picosecond scale temporal resolution uniquely enables direct observation of the spatiotemporal magnetic phenomen…
Local Photothermal Control of Phase Transitions for On-demand Room-temperature Rewritable Magnetic Patterning
Antonio B. Mei, Isaiah Gray, Yongjian Tang +6
The ability to make controlled patterns of magnetic structures within a nonmagnetic background is essential for several types of existing and proposed technologies. Such patterns p…
Near-field coupling of gold plasmonic antennas for sub-100 nm magneto-thermal microscopy
Jonathan C. Karsch, Jason M. Bartell, Gregory D. Fuchs
The development of spintronic technology with increasingly dense, high-speed, and complex devices will be accelerated by accessible microscopy techniques capable of probing magneti…
Imaging Magnetization Structure and Dynamics in Ultrathin YIG/Pt Bilayers with High Sensitivity Using the Time-Resolved Longitudinal Spin Seebeck Effect
Jason M. Bartell, Colin L. Jermain, Sriharsha V. Aradhya +4
We demonstrate an instrument for time-resolved magnetic imaging that is highly sensitive to the in-plane magnetization state and dynamics of thin-film bilayers of yttrium iron garn…
Ferromagnetic resonance phase imaging in spin Hall multilayers
Feng Guo, Jason M. Bartell, Gregory D. Fuchs
We experimentally image the magnetic precession phase of patterned spin Hall multilayer samples to study the rf driving field vector using time-resolved anomalous Nernst effect (TR…
Phase-sensitive imaging of ferromagnetic resonance using ultrafast heat pulses
Feng Guo, J. M. Bartell, D. H. Ngai +1
Measuring local magnetization dynamics and its spatial variation is essential for advancements in spintronics and relevant applications. Here we demonstrate a phase-sensitive imagi…