journal article·2024-12

Monolithic 3D integration as a pathway to energy-efficient computing and beyond: From materials and devices to architectures and chips

Yijia Fan, Ran An, Jianshi Tang, Yijun Li, Ting Liu, Bin Gao, He Qian, Huaqiang Wu

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Abstract

As emerging technologies like artificial intelligence (AI) and big data continue to evolve, the demand for high-performance computing (HPC) has been increasing, driving the development of computing chips towards greater energy efficiency and multifunctionality. Monolithic 3D integration (M3D) is poised to be a key enabling technology, by vertically stacking multiple functional layers made of backend-of-the-line (BEOL)-compatible devices on top of Si circuits and interconnecting them with high-density interlayer vias (ILVs). Currently, contenders for functional materials and devices in M3D include carbon nanotubes, two-dimensional (2D) materials, oxide semiconductors and a variety of emerging memories, such as resistive random-access memory (RRAM). This article first discusses the key properties and latest research developments of those materials and their device applications. As a representative example, we then review the recent progress on RRAM-based M3D architectures that integrate memory, computing, and other functional elements to facilitate computing-in-memory (CIM). Finally, we further discuss the opportunities and challenges of M3D as a promising pathway to energy-efficient computing.
Source: expertdata · Quality: candidate unverified · Source record ↗

Research context

OpenAlex topics: Advanced Memory and Neural Computing · Semiconductor materials and devices · 3D IC and TSV technologies

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

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