Zobrazeno 1 - 10
of 101
pro vyhledávání: '"B. Rokrok"'
Publikováno v:
مجله علوم و فنون هستهای, Vol 45, Iss 1, Pp 61-68 (2024)
A large number of printed board circuits (PCBs) are analyzed by X-ray imaging in reverse engineering for the purpose of identifying their connections, their damage, and how they are linked together. Using this method, an X-ray is passed through singl
Externí odkaz:
https://doaj.org/article/f9854ae6a80142ebae9b9f4aa641b760
Publikováno v:
مجله علوم و فنون هستهای, Vol 44, Iss 2, Pp 1-12 (2023)
Neutron Computed Tomography (nCT) is one of the modern applications of research reactors. The combination of the Three-dimensional representation capability of tomographic imaging and the unique properties of neutron interaction with materials create
Externí odkaz:
https://doaj.org/article/1bb166dea4f342ac812e6244e4164ad6
Publikováno v:
مجله علوم و فنون هستهای, Vol 44, Iss 1, Pp 121-129 (2023)
The basis of backscatter X-ray imaging systems is the scattering of backscattered rays that have many applications in industry and inspection. In these images, organic materials with low atomic numbers, such as drugs and explosives, produce many scat
Externí odkaz:
https://doaj.org/article/8b2cc92c853f437089c3d73821adc5a4
Publikováno v:
مجله علوم و فنون هستهای, Vol 43, Iss 1, Pp 86-95 (2022)
X-rays and neutron radiography images are one of the most effective defects and structure detection methods. The interactions between neutrons and X-rays are different in the material, and therefore, different information can be obtained from the rad
Externí odkaz:
https://doaj.org/article/d8f121ff852748dcaa141481a7ab5fd6
Publikováno v:
مجله علوم و فنون هستهای, Vol 42, Iss 2, Pp 71-77 (2021)
The study of the process of absorption and evaporation of fluids in porous media is of particular importance in sciences such as geology, civil engineering, environment, etc. Neutron radiography is one of the most precise methods for investigation of
Externí odkaz:
https://doaj.org/article/e70b2966971b4aca9506584af2d7b338
Publikováno v:
مجله علوم و فنون هستهای, Vol 41, Iss 4, Pp 55-64 (2020)
Due to the special and difficult conditions for the fuel rods inside the reactor core, inspection and quality control of the fuel after the production at the factory and before loading in the core of the reactor is essential. This process is carried
Externí odkaz:
https://doaj.org/article/ef31e90b0db246faa4e3efa4971deee7
Publikováno v:
مجله علوم و فنون هستهای, Vol 41, Iss 1, Pp 117-125 (2020)
Monte Carlo method is widely used for simulation of industrial and medical radiography due to its powerful ability to simulate statistical phenomena such as radiation generation and transport, and detection processes. Digital radiography is practical
Externí odkaz:
https://doaj.org/article/909296760a664a3887323848e10fe273
Publikováno v:
مجله علوم و فنون هستهای, Vol 40, Iss 1, Pp 1-9 (2019)
In this paper, adaptive thresholding at the wavelet transform is utilized for improving the industrial radiography images. The quality of radiographic images is a very effective parameter in the defect determining by the experts. Therefore, the defec
Externí odkaz:
https://doaj.org/article/716d8fe9f650442aa992a7884e9604ba
Publikováno v:
مجله علوم و فنون هستهای, Vol 39, Iss 2, Pp 19-31 (2018)
Visual inspection of baggage in airports and other critical centers takes a great time. In many cases, especially when the objects inside the load are positioned at specific angles, they may not be detectable by rapid visual examinations. Nowadays, X
Externí odkaz:
https://doaj.org/article/ea0c8877859845b68a26f98dabb4afef
Publikováno v:
مجله علوم و فنون هستهای, Vol 38, Iss 1, Pp 1-11 (2017)
استفاده از روشهای پردازش تصویر برای استخراج عیوبی مانند ترک و تخلخل از تصاویر رادیوگرافی صنعتی که نویز زیاد و وضوح کمی دارند، بسیار مفی
Externí odkaz:
https://doaj.org/article/79f836585d8243188451fee77449aa7c