Nondestructive Testing of Hollowing Deterioration of the Yungang Grottoes Based on THz-TDS

Terahertz (THz) spectroscopy is an important method in noninvasive detection and diagnosis for historic relics. A new nondestructive testing (NDT) method based on terahertz time-domain spectroscopy (THz-TDS) technology was developed to measure the hollowing deterioration of the Yungang Grottoes in t...

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Bibliographic Details
Main Authors: Ju Feng, Tianhua Meng, Yuhe Lu, Jianguang Ren, Guozhong Zhao, Hongmei Liu, Jin Yang, Rong Huang
Format: Article
Language:English
Published: MDPI AG 2020-04-01
Series:Electronics
Subjects:
Online Access:https://www.mdpi.com/2079-9292/9/4/625