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Brain Imaging

Brain Imaging

Brain imaging technologies provide critical insights into both the structure and function of the human brain, enabling medical professionals and researchers to diagnose, study, and treat neurological disorders or psychiatric disorders more effectively.
These technologies include computerized axial tomography (CAT or CT scans), positron-emission tomography (PET scans), magnetic resonance imaging (MRI), functional magnetic resonance imaging (fMRI), and Transcranial Magnetic...

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Updated: Jun 25, 2025

Real-Time, Two-Color Stimulated Raman Scattering Imaging of Mouse Brain for Tissue Diagnosis

Real-Time, Two-Color Stimulated Raman Scattering Imaging of Mouse Brain for Tissue Diagnosis

Published on: February 1, 2022

温度开关控制的第二波模式传感器用于大脑组织检测.

Xiang Li¹, Cheng Yang¹, Chuming Guo¹

¹College of Electronic and Optical Engineering & College of Flexible Electronics (Future Technology), Nanjing University of Posts and Telecommunications, Nanjing 210023, China.

Sensors (Basel, Switzerland)

|May 25, 2024

概括

这项研究引入了一种新的超结构,用于使用第二波生成 (SHG) 进行非接触性脑组织测量. 传感器可以区分大脑组织,并包括温度开关功能,以确保可靠的操作.

关键词:

作为一个频率翻倍的现象.转换效率的转换效率是什么层次的第二波生成 (SHG)在元结构中起着至关重要的作用.第二个波的第二代波.温度开关温度开关温度开关转移矩阵方法转移矩阵方法.

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Label-Free Non-Linear Optics for the Study of Tubulin-Dependent Defects in Central Myelin

Published on: March 24, 2023

相关实验视频

Last Updated: Jun 25, 2025

Real-Time, Two-Color Stimulated Raman Scattering Imaging of Mouse Brain for Tissue Diagnosis

Real-Time, Two-Color Stimulated Raman Scattering Imaging of Mouse Brain for Tissue Diagnosis

Published on: February 1, 2022

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Published on: June 29, 2018

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科学领域:

生物医学工程生物医学工程
光学是什么?光学是什么?光学是什么?
材料科学材料科学材料科学

背景情况:

无接触脑组织测量对于生物医学研究至关重要.
超材料为传感应用提供独特的光学性能.
二次波生成 (SHG) 提供了灵敏的光学信号.

研究的目的:

为大脑组织识别提出一个分层的元结构.
使用SHG转换效率 (CE) 来区分组织类型.
为了提高传感器可靠性,开发了一个温度开关功能.

主要方法:

在多层元结构中使用转移矩阵方法推导SHG.
折射率范围和灵敏度的表征.
对SHGCE对温度变化反应的分析.

主要成果:

显著的折射率范围为1.231.31 RIU和1.381.44 RIU.
获得了0.8597 RIU-1和1.2967 RIU-1的灵敏度.
成功分化了灰质,白质和低度质瘤.
证明了基于SHG CE (291.4307.9 K) 的温度开关功能.

结论:

拟议的元结构作为第二波模式传感器 (SHMS) 用于脑组织识别.
温度开关机制提高了SHMS的可靠性.
这项工作为生物医学应用中温度控制的第二探测提供了一种新的方法.