原子加速并非传统粒子加速器的高能碰撞，而是通过精确控制光学、磁学与电场势阱来改变原子的动量，实现对单个或原子云的受控加速与减速。
常用手段包括先用激光冷却（如多普勒冷却、塞西弗斯冷却）将原子制冷，再通过脉冲光推、布洛赫振荡或移动的光学晶格对原子加速；光学陷阱与光镊可实现对单个原子的定位与搬运，原子芯片则利用微加工线圈产生可编程磁势以在芯片表面引导原子。
受控加速是原子干涉仪、精密惯性测量和原子钟等装置的关键步骤，也为量子信息处理中的量子门实现与量子模拟提供运动学基础。
实验中需克服的主要挑战包括保持相干性、抑制光散射导致的加热、提高重复性与系统稳定性。
随着超冷原子技术、微纳器件和空间平台的发展，原子加速将在便携式量子传感器、卫星载荷以及基础物理常数和引力测量等领域发挥越来越重要的作用。
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