[HTML][HTML] High-speed parallel plasmonic direct-writing nanolithography using metasurface-based plasmonic lens

Y Hu, L Li, R Wang, J Song, H Wang, H Duan, J Ji… - Engineering, 2021 - Elsevier
Simple and efficient nanofabrication technology with low cost and high flexibility is
indispensable for fundamental nanoscale research and prototyping. Lithography in the near …

Setting write spacing in heat assisted magnetic recording

S Xiong, R Smith, J Xu, S Nishida… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
Heat assisted magnetic recording (HAMR) has the potential to deliver higher storage areal
density beyond 1 Tb/in 2. A laser is integrated in the flying read/write head to heat up the …

Numerical and experimental investigation of heat transfer across a nanoscale gap between a magnetic recording head and various media

S Sakhalkar, Q Cheng, A Ghafari, Y Ma… - Applied Physics …, 2019 - pubs.aip.org
With the emergence of Heat-Assisted Magnetic Recording and Microwave-Assisted
Magnetic Recording, understanding nanoscale heat transfer at the head-media interface is …

The effect of a thermal contact sensor on the temperature distribution and heat flux at the disk surface

C Zhang, D Zheng, YW Seo, L Wang, L Gu - Tribology International, 2019 - Elsevier
The thermal response of the head-disk interface due to the presence of a thermal contact
sensor is investigated. The temperature distribution near the contact sensor is calculated …

Head flying characteristics in heat assisted magnetic recording considering various nanoscale heat transfer models

Y Hu, H Wu, Y Meng, Y Wang, D Bogy - Journal of Applied Physics, 2018 - pubs.aip.org
The thermal issues in heat-assisted magnetic recording (HAMR) technology have drawn
much attention in the recent literature. In this paper, the head flying characteristics and …

Nanoscale thermal analysis for heat-assisted magnetic recording

Y Hu, H Wu, Y Meng, DB Bogy - Journal of Applied Physics, 2017 - pubs.aip.org
The heat assisted magnetic recording (HAMR) technology is expected to increase the areal
density of the hard disk drives up to 10 Tb/in. 2 This paper presents a numerical thermal …

Dependence of nanoscale heat transfer across a closing gap on the substrate material and ambient humidity

Q Cheng, S Sakhalkar, A Ghafari, Y Ma… - Applied Physics …, 2020 - pubs.aip.org
We investigate the heat transfer across a closing nanoscale gap between an operational
microelectronic device and a static substrate in ambient conditions. The device contains an …

Effect of material optical properties on thermo-plasmonics of heat-assisted magnetic recording devices

S Wang, K Komvopoulos - Journal of Applied Physics, 2018 - pubs.aip.org
Plasmonics enables unparalleled focus of optical energy well beyond the diffraction limit of
light. The coupling of light with the electrons of a metal produces a surface wave known as …

A 130-nm BiCMOS, 2-nV/√ Hz input-referred noise interface circuit for multiple resistive sensors

D Livornesi, AE Vergani, F Piscitelli… - IEEE Solid-State …, 2022 - ieeexplore.ieee.org
This letter presents a fully analog interface circuit for resistive sensor arrays, fabricated in a
130-nm BiCMOS technology, which, exploiting the same devices for closed-loop sensor …

A study of the nanoscale heat transfer in the HDD head–disk interface based on a static touchdown experiment

Y Ma, A Ghafari, Y Wu, D Bogy - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Understanding the heat transfer behavior at the nanoscale head-disk interface (HDI) in hard
disk drives is crucial for head design, media design, and failure analysis of the current hard …