Beijing University Chemistry Department SPA-400 Atomic Force Microscope User Manual

操作手册提供 SPA-400 原子力显微镜的工作原理、样品准备、探针安装、激光与探测器调节以及测量数据保存步骤。


Beijing University Chemistry Department SPA-400 Atomic Force Microscope User Manual - cover page
Brand
Beijing大学化学学院中级仪器实验室
Category
Other device
Document type
User Manual
Language
Chinese
Pages
10
File format
PDF
File size
201 KB
Updated
29 September, 2026
MD5 checksum
228C345AD470858C216448EBFB2E7CB5

About this manual

本手册详细说明了 SPA-400 原子力显微镜的基本工作原理,包括接触模式和非接触模式的成像方式,并列出适用于该仪器的样品载体与尺寸限制。\n\n手册进一步指导用户完成系统启动、探针与样品的安装、激光与光电探测器的调节、Q 曲线测定、扫描参数设置以及测量数据的保存与程序退出流程,帮助实验人员安全、准确地进行原子尺度表面分析。 This manual is written in Chinese.

What's inside

  • Principle of Operation
  • Imaging Modes
  • Sample Requirements
  • System Startup
  • Probe Installation
  • Parameter Table Selection
  • CCD Verification
  • Laser Adjustment
  • Photodetector Adjustment
  • Q Curve Measurement

Specifications

Maximum sample thickness10 mm
Maximum sample diameter20 mm (standard), up to 40 mm possible
I gain range (approach)0.1–0.3
Q curve normal voltage (SI‑DF 20)0.1–1 V
Q curve normal voltage (SI‑DF 40)0.05–0.5 V

Frequently asked questions

What sample carriers can be used with the SPA-400 AFM?

Common carriers include freshly cleaved mica, glass slides, graphite, polished silicon wafers, silica, and certain biological membranes.

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