Scientific highlights illustrated by key publications
- Large Chiral Orbital Texture and Orbital Edelstein Effect in Co/Al Heterostructure (December 20th, 2024)
The emergence of a large helical orbital texture due to the formation of the surface states at the metallic Co/Al interfaces originating from the orbital Edelstein effect and giving rise to a nonequilibrium orbital accumulation ... - Substrate softness-dependent vortex microdiscs induced cytotoxicity (December 16th, 2024)
This work focuses on the study of the intrinsic cytotoxicity of magnetic particles, developed in our laboratory for the application of local forces at the cellular level. More precisely, we were interested in the effect ... - Impact of external magnetic field on Spin Transfer Torque magnetic memory operation (December 09th, 2024)
The extent to which an external magnetic field can influence the operation of Spin-Transfer-Torque Magnetic Random Access Memory (STT-MRAM) remains a critical question within the microelectronics industry in particular regarding its use in automotive industry. ... - Development and optimization of large-scale integration of 2D material in memristors (December 05th, 2024)
Two-dimensional (2D) materials like transition metal dichalcogenides (TMD) are considered as key candidates to replace silicon in several technologies with enhanced performances. In this work, we address the two remaining challenges to reach their industrial ... - Field-Free Spin–Orbit Torque Switching in Janus Chromium Dichalcogenides (December 04th, 2024)
By performing transport simulations on carefully derived Wannier tight-binding models, Janus chromium-based transition-metal dichalcogenide (TMD) monolayers are found to exhibit a spin-orbit torque (SOT) performance comparable to the most efficient two-dimensional materials, while additionally allowing ... - Thermal noise, binary phase states and how this can be used for data encryption (October 29th, 2024)
Unbiased random bitstreams are essential for encryption, secure communication, and unconventional computing, yet true randomness without bias remains challenging in hardware. By harnessing nanoscale thermal magnetization fluctuations in spintronic nano-oscillators, the AI and RF teams ... - A dipolar core-shell perpendicular shape anisotropy memory cell (July 08th, 2024)
We propose the concept of a core-shell composite structure coupled antiparallel via dipolar interaction, as the storage layer in perpendicular-shape-anisotropy magnetic random access memory (PSA MRAM). Benefits compared with a standard PSA MRAM include a ... - Synthetic antiferromagnetic skyrmions moving at record speeds (June 24th, 2024)
Magnetic skyrmions are magnetic nanobubbles which are envisioned as bits of informations in our computers. A team from the Spintec laboratory in Grenoble has demonstrated that they can be moved by electric current at ... - THz emission: a tool for studying the spintronic properties of 2D materials (June 17th, 2024)
By using THz spintronic emission, we could study the spin-charge conversion mechanisms in 2D materials. High crystalline quality 2D materials are grown by molecular beam epitaxy on large area and CoFeB is deposited on top ... - A new altermagnetic material with remarkable properties for spintronics (June 13th, 2024)
Scientists from an international consortium have demonstrated experimentally and theoretically the altermagnetic character of the material Mn5Si3, proving the incomparable advantage of this type of zero-magnetization magnetic phase: the strong spintronic effects associated with it ... - More topology in quantum electronic circuits (May 13th, 2024)
In the framework of the French-German laboratory association between SPINTEC and the IFW Dresden (CNRS International Research Project « SPINMAT »), and in collaboration with the C2N institute and the university of Würzburg, a novel ... - Resistively-coupled stochastic MTJ for energy-based optimum search (January 22nd, 2024)
We study recurrent networks of binary stochastic Magnetic Tunnel Junctions (sMTJ), aiming at efficiently solving computationally hard optimization problems. After validating a prototyping route, we investigate the impact of hybrid CMOS+MTJ building block variants on ... - Deterministic switching in Voltage Controlled Magnetic Anisotropy Magnetic at Cryogenic Temperatures (January 22nd, 2024)
Cryoelectronics has the potential to become important in high-performance computing applications and in the context of quantum computing. For low-temperature operation, it becomes imperative to reduce power dissipation, and improved device efficiency could even offset ... - The spin diode (January 22nd, 2024)
Spin electronics applies to a wide range of materials: metals, where spin is transported by electrons, but also magnetic insulators, where spin is transported by magnons. The latter are of interest because in certain insulators, ... - Local setting of spin textures in antiferromagnets (December 11th, 2023)
The setting of spin textures in antiferromagnets (AFMs) provides a potential route to antiferromagnetic spintronic devices with non-collinear spin states such as skyrmions, bubbles and domain walls. In this work, a consortium of physicists from ...
