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All Magneto-Electric Spin Logic Gates

Project description

A new era of spin logic technology

As our reliance on electronic devices increases, the search for energy-efficient computing has intensified. Yet, Moore's Law dictates limitations on the relentless pursuit of smaller, faster transistors due to escalating power densities and chip heating. As these limitations surpass manageable levels, it is necessary to depart from traditional CMOS. With the support of the Marie Skłodowska-Curie Actions programme, the ALLME project will leverage the unique properties of spin and charge in electrons to introduce a groundbreaking approach to computing. The aim is to enable ultralow energy consumption and the ability to construct intricate logic gates. ALLME strives to pave the way for a new era of spin logic technology.

Objective

The surge in electronic equipment used daily across the globe, from end-user devices to data centres, has led to a craving for more energy-efficient computing devices. However, the current Moore’s Law epitomised miniaturisation process of CMOS transistors will be gradually limited by increasing power densities and associated chip heating. Therefore, much research has been devoted to the development of alternative computing devices.

Spintronic devices, which exploit both the charge and the spin of electrons, are seen as a promising beyond-CMOS approach due to their ultralow energy per operation, non-volatility, and capability to build more expressive logic gates. Despite much recent success in realizing spintronic logic gates such as those that employ magnetic domain walls or spin waves as information carriers, there are two major limitations that impede the inclusion of such devices in microelectronic technologies. The first is the lack of energy-efficient transducers for interconversion of signals between the magnetic and electrical domains. The second issue is the inability to propagate magnetic information carriers over large distances in the magnetic domain, i.e. the lack of magnetic interconnect.

To address these challenges, we propose a novel spin logic device concept (ALLME) based on layered strain-mediated magnetoelectric composites containing both piezoelectric and magnetostrictive materials. By exploiting its magnetoelectric effect, the magnetisation in a nanomagnet can be rotated with voltages, and in the inverse effect, the change in magnetisation will result in a voltage output. ALLME aims to deliver one of the most technologically competitive spin logic concepts, with an emphasis on ultra-low energy consumption and all charge-based interconnects that are readily to be cascaded in complex logic circuits, to solve the long-standing challenges in spin logic.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2022-PF-01

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Coordinator

INTERUNIVERSITAIR MICRO-ELECTRONICA CENTRUM
Net EU contribution
€ 186 480,00
Address
KAPELDREEF 75
3001 Leuven
Belgium
Region
Vlaams Gewest Prov. Vlaams-Brabant Arr. Leuven
Activity type
Research Organisations
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Total cost
No data