Dr. Mohammad Hadi Hafezi

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Identified poor quality and knotty timber in standing trees, enabling cost-effective timber transportation.
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Optimized timber quality reaching processing mills using advanced non-destructive techniques.
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Evaluated Eucalyptus nitens as a high-quality sawlog source in temperate plantations.
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Accurately differentiated pruned (higher quality) and unpruned (lower quality) plantation eucalyptus for economic viability.
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Unveiled the impact of knots and branch traces on log quality, reducing value of low-quality stems.
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Explored innovative approaches to visually discriminate between pruned and unpruned trees.
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Applied ultrasonic and thermal testing to detect internal defects in 17-year-old E. nitens trees.
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Conducted comprehensive scanning of billets using through-transmission and pulse-echo ultrasonic techniques.
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Attained valuable insights from ultrasonic wave propagation analysis, revealing disparities between unpruned and pruned billets.
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Leveraged thermal imaging to assess moisture content's effect on ultrasonic wave propagation in unpruned billets.
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Validated non-destructive techniques for in-field assessment of internal structures in E. nitens plantations.
Nondestructive Testing Solution
Ultrasonics
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Taskhiri MS, Hafezi MH, Harle R, Williams D, Kundu T, Turner P. Ultrasonic and thermal testing to non-destructively identify internal defects in plantation eucalypts. Computers and Electronics in Agriculture. 2020 Jun 1;173:105396.
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Taskhiri, M.S., Hafezi, M.H., Holloway, D. and Turner, P., 2019, April. An assessment of in-field non-destructive testing methods for detection of internal defects in standing live trees. In Health Monitoring of Structural and Biological Systems XIII (Vol. 10972, p. 109721F). International Society for Optics and Photonics.
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Taskhiri, M.S., Hafezi, M.H., Turner, P. and Kundu, T., 2018, March. Non-destructive evaluation of a plantation eucalyptus. In Health Monitoring of Structural and Biological Systems XII (Vol. 10600, p. 1060023). International Society for Optics and Photonics.