activity
20242026
most citedNanoscale spin rectifiers for harvesting ambient radiofrequency energy

26 citations · 48 across the 11 of their papers we have counts for

collaborators

12 papers

cond-mat.mes-hall2026

Towards Ultra Scalability of Non-Volatile Magnetic Tunnel Junctions with a 3D Storage Layer

Nuno Caçoilo, Shunsuke Fukami, Olivier Fruchart +1

The perpendicular Spin Transfer Torque Magnetic Random Access Memory is one of the most promising emerging non-volatile memory technologies, based on ultra-thin magnetic tunnel jun…

cs.ET2026

CMOS-integrated superparamagnetic tunnel junction-based p-bit

Ju-Young Yoon, Nuno Cacoilo, Advait Madhavan +5

Probabilistic computers offer promising solutions for computationally hard problems in domains such as combinatorial optimization and machine learning. A key building block in thes…

cond-mat.mes-hall2025

Single-shot laser-pulse-induced magnetization reversal in CoFeB/MgO-based magnetic tunnel junctions

Junta Igarashi, Sébastien Geiskopf, Takanobu Shinoda +9

We demonstrate single-shot laser-pulse-induced magnetization reversal in rare-earth-free CoFeB/MgO magnetic tunnel junctions (MTJs), a material system widely adopted in spin-transf…

cond-mat.mes-hall2025

Challenges and opportunities in orbitronics

Shunsuke Fukami, Kyung-Jin Lee, Mathias Kläui

The spin of the electron has been a key enabler to realize spintronics devices that harness the spin degree of freedom beyond conventional charge-based electronics. In addition to…

physics.app-ph2025

Size dependence of the properties of synthetic-antiferromagnet-based stochastic magnetic tunnel junctions for probabilistic computing

Takuma Kinoshita, Ju-Young Yoon, Nuno Caçoilo +5

Stochastic magnetic tunnel junctions (s-MTJs) are core components for spintronics-based probabilistic computing (p-computing), a promising candidate for energy-efficient unconventi…

cond-mat.mes-hall2025★ 1 cited

Dynamical control of random telegraph noise in magnetic tunnel junctions

Mehrdad Elyasi, Shun Kanai, Hideo Ohno +2

Faster random telegraph noise (RTN) in magnetic tunnel junctions (MTJs) would be beneficial for probabilistic computing applications. However, the interactions between the macrospi…

cond-mat.mes-hall2025★ 3 cited

Interfacial Dzyaloshinskii-Moriya interaction in nonmagnetic/noncollinear-antiferromagnetic bilayers

Yuta Yamane, Yasufumi Araki, Shunsuke Fukami

We study Dzyaloshinskii-Moriya interaction (DMI) appearing at the interface of a nonmagnetic/noncollinear-antiferromagnetic bilayer. DMI is an antisymmetric exchange interaction be…

cond-mat.mes-hall2025★ 4 cited

Electrically Tunable Picosecond-scale Octupole Fluctuations in Chiral Antiferromagnets

Shiva T. Konakanchi, Sagnik Banerjee, Mohammad M. Rahman +4

We present a theory for the relaxation time of the octupole order parameter in nanoscale chiral antiferromagnets (AFMs) coupled to thermal baths and spin injection sources. Using s…

physics.app-ph2024

Impact of external magnetic fields on STT-MRAM

Bernard Dieny, Sanjeev Aggarwal, Vinayak Bharat Naik +15

This application note discusses the working principle of spin-transfer torque magnetoresistive random access memory (STT-MRAM) and the impact that magnetic fields can have on STT-M…

cond-mat.mtrl-sci2024★ 26 cited

Nanoscale spin rectifiers for harvesting ambient radiofrequency energy

Raghav Sharma, Tung Ngo, Eleonora Raimondo +10

Radiofrequency harvesting using ambient wireless energy could be used to reduce the carbon footprint of electronic devices. However, ambient radiofrequency energy is weak (less tha…

cond-mat.mes-hall2024★ 1 cited

Effect of nonlinear magnon interactions on the stochastic magnetization switching

Mehrdad Elyasi, Shun Kanai, Hideo Ohno +2

Telegraph noise caused by frequent switching of the magnetization in small magnetic devices has become a useful resource for probabilistic computing. Conventional theories have bee…

cond-mat.mes-hall2024★ 13 cited

Voltage-insensitive stochastic magnetic tunnel junctions with double free layers

Rikuto Ota, Keito Kobayashi, Keisuke Hayakawa +4

Stochastic magnetic tunnel junctions (s-MTJ) is a promising component of probabilistic bit (p-bit), which plays a pivotal role in probabilistic computers. For a standard cell struc…