نتایج جستجو برای: non destructive test

تعداد نتایج: 2037929  

Journal: :Journal of experimental botany 2007
Lester W Young Christopher Parham Zhong Zhong Dean Chapman Martin J T Reaney

Techniques that make possible the non-destructive continuous observation of plant anatomy and developmental processes provide novel insights into these phenomena. Non-destructive imaging of seeds was demonstrated using the synchrotron-based X-ray imaging technique, diffraction enhanced imaging (DEI). The seed images obtained had good contrast and definition, allowing anatomical structures and p...

2007
PETER PROKHORENKO

The liquid penetrant testing, and its capillary variety, and control of airtightness, are based on the filling by the liquid defectoscopic substances of capillaries and capillary-porous bodies. Physicomechanical interaction on the boundary liquid solid body influences seriously the eventual result of control. For the first time we investigated phenomena, as interaction in the capillary of two c...

2006
Baldev Raj Indira Gandhi

Non Destructive Evaluation (NDE) has become an inseparable part of modern society. Be it the field of engineering, technology, or healthcare, NDE is being used right from cradle to tomb to optimize processes, manage quality, predict the life and limit liability avoiding accidents. While NDE science and technology was qualitative during the first half of 20 century, the liberalisation of economi...

Journal: :PLoS ONE 2009
Philip Francis Thomsen Scott Elias M. Thomas P. Gilbert James Haile Kasper Munch Svetlana Kuzmina Duane G. Froese Andrei Sher Richard N. Holdaway Eske Willerslev

BACKGROUND A major challenge for ancient DNA (aDNA) studies on insect remains is that sampling procedures involve at least partial destruction of the specimens. A recent extraction protocol reveals the possibility of obtaining DNA from past insect remains without causing visual morphological damage. We test the applicability of this protocol on historic museum beetle specimens dating back to AD...

2012
R Sultan S Guirguis M Younes

Delamination is one of the most common defects in laminate composite materials. To detect delaminations, different non-destructive test methods such as infrared thermography methods are currently widespread for non-destructive inspection, recommended for evaluating composite materials mostly in the active variant. The principle behind infrared thermography consists in highlighting the relevant ...

Journal: :Journal of the Society of Materials Science, Japan 1979

Journal: :CHIMIA International Journal for Chemistry 2018

Journal: :Journal of the Japan Society for Precision Engineering 2014

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