发现于瑞士Oberweningen一罗马庄园内的青铜雕像“Mars”高7.9cm,重达308.8g,其每一面全部封闭,为了能直接从外部了解其内部的材料分布和结构组成,利用中子断层摄影技术对该青铜雕像进行无损检测。实验利用Paul Scherrer研究院的瑞士国家中子源。为了得到中子图像,使用两套独立 The bronze statue “Mars” found in a Roman mansion in Oberweningen, Switzerland is 7.9cm tall and weighs 308.8g. Each side of the bronze statue is completely enclosed. To understand its internal material distribution and structure directly from the outside, using neutron tomography Non-destructive testing of the bronze statue. The experiment utilized the Swiss national neutron source from the Paul Scherrer Institute. To get neutron images, use two sets of independent