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This chapter provides an overview of CMOS-based portable nuclear magnetic resonance (NMR) and magnetic resonance imaging (MRI) microsystems, highlighting their significance, challenges, and research directions. It begins with the fundamental principles of NMR and MRI, tracing their evolution from high-field superconducting magnet systems to miniaturized, on-demand platforms. The motivation for developing compact NMR/MRI systems stems from the need to reduce costs, enhance accessibility, and enable real-time imaging applications in diverse settings. This chapter outlines the research objectives, including the integration of key electronic components into a single ASIC and the improvement of signal quality. Additionally, it presents the organization of the book, emphasizing advancements in micro-NMR/MRI hardware, system integration, and application-driven innovations that are advancing the field.

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Introduction

  • 章节

  • 发表日期：

    2025年

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  • Shuhao Fan,
  • Qi Zhou,
  • Ka-Meng Lei,
  • Rui P. Martins,
  • Pui-In Mak

摘要

This chapter provides an overview of CMOS-based portable nuclear magnetic resonance (NMR) and magnetic resonance imaging (MRI) microsystems, highlighting their significance, challenges, and research directions. It begins with the fundamental principles of NMR and MRI, tracing their evolution from high-field superconducting magnet systems to miniaturized, on-demand platforms. The motivation for developing compact NMR/MRI systems stems from the need to reduce costs, enhance accessibility, and enable real-time imaging applications in diverse settings. This chapter outlines the research objectives, including the integration of key electronic components into a single ASIC and the improvement of signal quality. Additionally, it presents the organization of the book, emphasizing advancements in micro-NMR/MRI hardware, system integration, and application-driven innovations that are advancing the field.