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AMR ATTIAAMR ATTIA__________________________________________________________________________
2n summer school in DUBNA. 2n summer school in DUBNA. slide slide 11 June 4, 2010 June 4, 2010
Neutron DiffractionAmr Attia
Department of physics ,Faculty of ScienceSouth Valley University, Egypt
Neutron Physics and application in materials science and Nuclear Physics - group
presented at the
2n Summer School in DUBNA
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2n summer school in DUBNA. 2n summer school in DUBNA. slide slide 22 June 4, 2010 June 4, 2010
Outlines
• What's the Neutron diffraction ?
• Applications of Neutron Diffraction.
• What's the H R F D?
• research program
• Standard results.
• Acknowledgement.
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2n summer school in DUBNA. 2n summer school in DUBNA. slide slide 33 June 4, 2010 June 4, 2010
What's the Neutron diffraction ?
• Neutron diffraction is a method by which neutrons are used to determine the atomic and/or magnetic structure of a material. It can be equally well applied to study crystalline solid, gasses, liquids or amorphous materials
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2n summer school in DUBNA. 2n summer school in DUBNA. slide slide 44 June 4, 2010 June 4, 2010
Applications of Neutron Diffraction
chemistry engineering life sciencesbiochemistry
materials sciencegeological sciences archeology
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2n summer school in DUBNA. 2n summer school in DUBNA. slide slide 55 June 4, 2010 June 4, 2010
What's the HRFD?
• High resolution Fourier diffractometer HRFD is a unique instrument for carrying out neutron diffraction experiments requiring the interplanar spacing resolution on the level of 0.001.
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2n summer school in DUBNA. 2n summer school in DUBNA. slide slide 66 June 4, 2010 June 4, 2010
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2n summer school in DUBNA. 2n summer school in DUBNA. slide slide 77 June 4, 2010 June 4, 2010
research program
• Structural experiments :Investigation of phase transitions in powders and single crystals
• Measurement of residual internal stresses in bulk samples
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2n summer school in DUBNA. 2n summer school in DUBNA. slide slide 88 June 4, 2010 June 4, 2010 8Rietv
Al2O3 NIST standard
Standard results
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2n summer school in DUBNA. 2n summer school in DUBNA. slide slide 99 June 4, 2010 June 4, 2010
Na2Al2Ca3F14
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2n summer school in DUBNA. 2n summer school in DUBNA. slide slide 1010 June 4, 2010 June 4, 2010
Acknowledgement
• Before all and above all, thanks to Allah.
• I wish to express my deep gratitude and thanks to Dr/ Ivan Bobrikov
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2n summer school in DUBNA. 2n summer school in DUBNA. slide slide 1111 June 4, 2010 June 4, 2010