آزمایشگاه تحقیقاتی خستگی و شکست-  مقالات مجلات
مجلات

حذف تصاویر و رنگ‌ها  | تاریخ ارسال: 1393/10/4 | 
  • 148. Akbardoost, J., Ayatollahi, M.R., Aliha, M.R.M., Pavier, M.J., Smith, D.J. (2014) Size-dependent fracture behavior of Guiting limestone under mixed mode loading, International Journal of Rock Mechanics and Mining Sciences, Article in Press.
  • 147. Heidari-Rarani, M., Aliha, M.R.M., Shokrieh, M.M., Ayatollahi, M.R. (2014) Mechanical durability of an optimized polymer concrete under various thermal cyclic loadings- An experimental study, Construction and Building Materials, Vol 64, PP. 308-315.
  • 146. Asgharzadeh Shirazi, H., Ayatollahi, M.R. (2014) Biomechanical analysis of functionally graded biomaterial disc in terms of motion and stress distribution in lumbar spine, International Journal of Engineering Science, Vol. 84, PP. 62-78.
  • 145. Berto, F., Elices, M., Ayatollahi, M. R. , Panin, S. V., Tserpes, K. (2014) Brittle or Quasi-Brittle Fracture of Engineering Materials: Recent Developments and New Challenges, Advances in Materials Science and Engineering, Article ID 347485.
  • 144. Zare Najaf Abadi, M., Ayatollahi, M. R. (2014) Evaluation of indentation method in determining fracture toughness of rocks, Journal of Iranian Association of Engineering Geology, Vol. 6, PP. 61-70.
  • 143. Ayatollahi, M.R., Razavi, S.M.J., Chamani, H.R. (2014) A numerical study on the effect of symmetric crack flank holes on fatigue life extension of a SENT specimen, Fatigue and Fracture of Engineering Materials and Structures, Article in press.
  • 142. Akbardoost, J, Ayatollahi, M.R (2014) Experimental analysis of mixed mode crack propagation in brittle rocks: the effect of non-singular terms, Engineering Fracture Mechanics, Article in press.
  • 141. Ayatollahi, M.R, Pirmohammad, S., Sedighiani, K. (2014) Three-dimensional finite element modeling of a transverse top-down crack in asphalt concrete, Computers and Concrete, Vol. 13, No. 4, PP. 309-323.
  • 140. Ayatollahi, M.R., Saboori, B. (2014) Maximum tangential strain energy density criterion for general mixed mode I/II/III brittle fracture, International Journal of Damage Mechanics, Article in press.
  • 139. Aliha M.R.M., Ayatollahi, M.R (2014) Rock fracture toughness study using cracked chevron notched Brazilian disc specimen under pure modes I and II loading- A statistical approach, Theoretical and Applied Fracture Mechanics, Vol 69, PP. 17-25.
  • 138. Torabi, A.R., Ayatollahi, M.R. (2014) Compressive brittle fracture in V-notches with end holes, European Journal of Mechanics - A/Solids, Vol. 45, PP. 32-40.
  • 137. Pirmohammad S, Ayatollahi M.R. (2014) Fracture resistance of asphalt concrete under different loading modes and temperature conditions, Construction and Building Materials, Vol. 53, PP. 235-242.
  • 136. Karimzadeh, A., Ayatollahi, M.R., Bushroa, A.R., Herliansyah, M.K. (2014) Effect of sintering temperature on mechanical and tribological properties of hydroxyapatite measured by nanoindentation and nanoscratch experiments, Ceramics International, Vol. 40, PP. 9159-9164.
  • 135. Karimzadeh, A., Ayatollahi, M.R., Asgharzadeh Shirazi, H. (2014) Mechanical Properties of a Dental Nano-Composite in Moist Media Determined by Nano-Scale Measurement, International Journal of Materials, Mechanics and Manufacturing, Vol. 2(1), PP. 67-72
  • 134. Berto F., Lazzarin P., Ayatollahi M.R., (2014) Recent developments in brittle and quasi-brittle failure assessment of graphite by means of SED, Key Engineering Materials, Vol. 577-578, PP. 25-28.
  • 133. Ayatollahi, M.R., Akbardoost, J. (2014) Size and Geometry Effects on Rock Fracture Toughness - Mode I Fracture, Rock Mechanics and Rock Engineering, Vol. 47, No 2, PP. 677-687
  • 132. Karimzadeh, A., Ayatollahi, M.R., Alizadeh, M. (2014) Finite element simulation of nano-indentation experiment on Aluminum 1100, Computational Materials Science, Vol. 81, PP. 595-600.
  • 131. Aliha, M.R.M., Pakzad, R., Ayatollahi, M.R. (2014) Numerical analyses of straight through cracked flattened Brazilian disc specimen under mixed mode loading, ASCE's Journal of Engineering Mechanics, Vol 140, No 1, PP. 219-224.
  • 130. Kuruppu, M.D., Obara, Y., Ayatollahi, M.R., Chong, K.P., Funatsu, T. (2014) ISRM-Suggested Method for Determining the Mode I Static Fracture Toughness Using Semi-Circular Bend Specimen, Rock Mechanics and Rock Engineering, Vol. 47, No 1, PP. 267-274.
  • 129. Sistaninia, Masoud, Ayatollahi, M.R., Sistaninia Meisam (2014) “On fracture analysis of cracked graphite components under mixed mode loading” Mechanics of Advanced Materials and Structures, Vol. 21, No 10,PP. 781-791.
  • 128. Ayatollahi, M. R., Karimzadeh, A (2013) Nano-indentation measurement of fracture toughness of dental enamel, International Journal of Fracture, Vol. 183 (1), PP. 113-118.
  • 127. Kaveh, Z., Ayatollahi, M.R. (2013) Computation of mode I notch stress intensity factors in a V-notched TPB specimen, Modares Mechanical Engineering Journal, Vol. 13(5), PP. 74-82. (In Farsi)
  • 126. Ayatollahi, M.R., Akbardoost, J (2013) Size effects in mode II brittle fracture of rocks, Engineering Fracture Mechanics, Vol. 112-113, PP. 165-180.
  • 125. Khoramishad, H., Akbardoost, J., Ayatollahi, M.R. (2013) Size Effects on Parameters of Cohesive Zone Model in Mode I fracture of Limestone, International Journal of Damage Mechanics, Vol. 23, No. 4, PP. 588-605.
  • 124. Hosseinzadeh-Nik, T. Karimzadeh, A. Ayatollahi, M.R. (2013) Bond strength of a nano-composite used for bonding ceramic orthodontic brackets, Materials and Design, Vol. 51, PP. 902-906.
  • 123. Lazzarin, P, Berto, F., Ayatollahi, M.R. (2013) Brittle failure of inclined key-hole notches in isostatic graphite under in-plane mixed mode loading, Fatigue and Fracture of Engineering Materials and Structures, Vol. 36(9), PP. 942-955.
  • 122. Berto F., Lazzarin P., Ayatollahi M.R., (2013) Brittle fracture of sharp and blunt V-notches in isostatic graphite under pure compression loading, Carbon, Vol. 63, PP. 101-116. (IF,2012: 5.868).
  • 121. Ayatollahi, M.R., Pirmohammad, S. (2013) “Temperature effects on brittle fracture in cracked asphalt concretes”, Structural Engineering and Mechanics, Vol. 45, No 1, PP. 19-32.
  • 120. Aliha, M.R.M., Hosseinpour, R., Ayatollahi, M.R. (2013) “Application of cracked triangular specimen subjected to three-point bending for investigating fracture behavior of rock materials”, Rock Mechanics and Rock Engineering, Vol 46(5), PP. 1023-1034.
  • 119. Aliha, M.R.M., Ayatollahi, M.R. (2013) “Two-parameter fracture analysis of SCB rock specimen under mixed mode loading”, Engineering Fracture Mechanics, Vol. 103, PP. 115–123.
  • 118. Ayatollahi, M.R., Dehghany, M., Mirsayar, M.M. (2013) "A comprehensive photoelastic study for mode I sharp V-notches", European Journal of Mechanics - A/Solids, Vol. 37(1), PP. 216-230.
  • 117. Alishahi, E., Shadlou, S., Doagou-R, S., Ayatollahi, M.R. (2013) “Effects of Carbon Nanoreinforcements of Different Shapes on Mechanical Properties of Epoxy-Based Nanocomposites” Macromolecular Materials and Engineering, Vol. 298(6), PP. 670-678.
  • 116. Ayatollahi, M.R. , Dehghany, M., Kaveh, Z. (2013) "Computation of V-notch shape factors in four-point bend specimen for fracture tests on brittle materials", Archive of Applied Mechanics, Vol. 83, PP. 345-356.
  • 115. Karimzadeh, A., Ayatollahi, M.R. (2013) Assessment of thermocycling effect on mechanical properties of o f dental nano-composite, Modares Mechanical Engineering Journal, Vol. 13(3), PP 1-9. (In Farsi)
  • 114. Ameri, M., Mansourian, A., Pirmohammad, S., Aliha, M.R.M., Ayatollahi, M.R. (2012) "Mixed Mode Fracture Resistance of Asphalt Concrete Mixtures", Engineering Fracture Mechanics, Vol. 93, PP. 153-167.
  • 113. Ayatollahi, M.R., Mohammadi, F., Chamani, H.R. (2012) "Thermo-Mechanical Fatigue Life Assessment of Diesel Engine Hot Components", Journal of Engine Research, Vol. 23, PP 59-71, In Farsi.
  • 112. Ayatollahi, M.R., Akbardoost, J. (2012) "Size Effects on Fracture Toughness of Quasi-Brittle Materials - A New Approach", Engineering Fracture Mechanics, Vol. 92, PP. 89-100. (Hot paper)
  • 111. Aliha, M.R.M., Heidari-Rarani, M., Shokrieh, M.M., Ayatollahi, M.R. (2012) "Experimental determination of tensile strength and KIc of polymer concretes using semi-circular bend (SCB) specimens", Structural Engineering and Mechanics, Vol. 43(6), PP. 823-834.
  • 110. Karimzadeh, A., Ayatollahi, M.R. (2012) "Investigation of mechanical and tribological properties of bone cement by nano-indentation and nano-scratch experiments", Polymer Testing, Vol. 31, PP. 828-833 .
  • 109. Shadlou, S., Ayatollahi, M.R., Shokrieh, M.M. (2012) " Fracture behavior of epoxy/DWNT nanocomposites using molecular dynamics simulation" Polymer Science and Technology, Vol 25, No. 4, 315-322, In Farsi.
  • 108. Ayatollahi, M.R., Sedighiani, K, (2012) “Mode I fracture initiation in limestone by strain energy density criterion” Theoretical and Applied Fracture Mechanics, Vol. 57(1), PP. 14-18. (Hot paper, three times)
  • 107. Aliha, M.R.M., Sistaninia, M., Smith, D.J., Pavier, M.J. , Ayatollahi, M.R. (2012) “Geometry Effects and Statistical Analysis of Mode I Fracture in Guiting Limestone” International Journal of Rock Mechanics and Mining Sciences, Vol. 51, PP. 128-135.
  • 106. Ayatollahi, M.R., Karimzadeh, A. (2012) “Determination of Fracture Toughness of Bone Cement by Nano-Indentation Test” International Journal of Fracture, Vol. 175, PP. 193-198.
  • 105. Shadlou, S., Alishahi, E., Ayatollahi, M.R. (2012) "Fracture behavior of epoxy nanocomposites reinforced with different carbon nano-reinforcements", Composite Structures, Vol. 95, PP. 577-581.
  • 104. Ayatollahi, M.R., Sedighiani, Karo (2012) “A T-stress controlled specimen for mixed mode fracture experiments on brittle materials”, European Journal of Mechanics - A/Solids, Vol. 36, PP. 83-93. (Hot paper, three times)
  • 103. Aliha, M.R.M., Ayatollahi, M.R. (2012) “Analysis of fracture initiation angle in some cracked ceramics using the generalized maximum tangential stress criterion”, International Journal of Solids and Structures, Vol. 49(13), PP. 1877-1883.
  • 102. Ayatollahi, M.R., Alishahi, E. , Doagou-R, S., Shadlou, S, (2012) “Tribological and mechanical properties of low content nanodiamond/epoxy nanocomposites” Composites, Part B, Vol 43 (8), PP. 3425-3430.
  • 101. Berto, F., Lazzarin, P., Ayatollahi, M.R. (2012) “Brittle Fracture of Sharp and Blunt V-notches in isostatic graphite under torsion loading” Carbon, Vol. 50, PP. 1942-1952. (IF,2012: 5.868)
  • 100. Ayatollahi, M.R., Doagou-Rad, S., Shadlou, S. (2012) “Nano/micro scale investigation of tribological and mechanical properties of epoxy/MWNT nanocomposites” Macromolecular Materials & Engineering, Vol. 297(7), PP. 689-701.
  • 99. Shokrieh, M.M., Heidari-Rarani, M., Ayatollahi, M.R. (2012) “ Interlaminar fracture toughness of unidirectional DCB specimens: A novel theoretical approach” Polymer testing, Vol. 31, PP. 68-75.
  • 98. Shokrieh, M.M., Heidari-Rarani, M., Ayatollahi, M.R. (2012) “Delamination R-curve as a material property of unidirectional glass/epoxy composites”, Materials and Design, Vol. 34, PP. 211-218.
  • 97. Aliha, M.R.M., Ayatollahi, M.R., Akbardoost, J. (2012) “Typical upper bound - lower bound mixed mode fracture resistance envelops for rock material” Rock Mechanics and Rock Engineering, Vol. 45(1), PP. 65-74.
  • 96. Ayatollahi, M.R., Sedighiani, K, (2011) “Effects of wind and wave loads on stress intensity factors of a cracked offshore structure” Journal of Marine Engineering, Vol. 7, No. 13, PP. 83-89.(In Farsi)
  • 95. Ayatollahi, M.R., Mohammadi, Faezeh, Chamani, H.R. (2011) “Thermo-mechanical fatigue life assessment of a diesel engine piston” International Journal of Automotive Engineering, Vol. 1(4), PP. 256-266.
  • 94. Ayatollahi, M.R., Aliha, M.R.M. (2011) "On the use of Anti-symmetric Four-Point bend specimen for mode II fracture experiments" Fatigue and Fracture of Engineering Materials and Structures, , Vol. 34, PP. 898-907.
  • 93. Ayatollahi, M.R., Shadlou, S., Shokrieh, M.M. (2011) "Mixed mode brittle fracture in epoxy/multi-walled carbon nanotube nanocomposites " Engineering Fracture Mechanics, Vol. 78, PP. 2620-2632. (Hot paper)
  • 92. Ayatollahi, M.R., Alishahi, E, Shadlou, S. (2011) "Mechanical behavior of nanodiamond/epoxy nanocomposites" International Journal of Fracture, Vol 170, PP. 95-100.
  • 91. Ayatollahi, M.R., Torabi, A.R. (2011) “Experimental verification of RV-MTS model for fracture in soda-lime glass weakened by a V-notch “Journal of Mechanical Science and Technology, Vol. 25(10), PP. 2529-2534.
  • 90. Shokrieh, M.M., Heidari-Rarani, M., Ayatollahi, M.R. (2011) “Calculation of GI for a multidirectional composite double cantilever beam on two-parametric elastic foundation”, Aerospace Science and Technology, , Vol. 15, PP. 534-543.
  • 89. Ayatollahi, M.R., Mirsayar, M.M., Dehghany, M. (2011) “Experimental determination of stress field parameters in bi-material notches using photoelasticity” Materials and design, Vol. 32, PP. 4901-4908
  • 88. Ayatollahi, M.R., Shokrieh, M.M., Shadlou, S., Kefayati, A.R., Chitsazzadeh, M. (2011) “ Mechanical and electrical properties of epoxy/multi-walled carbon nanotube/nanoclay nanocomposites” Iranian Polymer Journal, Vol. 20(10), PP. 835-843.
  • 87. Ayatollahi, M.R., Aliha, M.R.M., Pourkavian, M.H. (2011) Determination of Minimum pressure required for initiation of crack growth in hydraulic fracturing process, Iranian Journal of Mining Engineering, Vol. 6(12), PP. 61-70 (in Farsi).
  • 86. Ayatollahi, M.R., Aliha, M.R.M., Saghafi, H. (2011) "An improved semi-circular bend specimen for investigating mixed mode brittle fracture" Engineering Fracture Mechanics, Vol. 78, PP. 110-123
  • 85. Ayatollahi, M.R., Torabi, A.R. (2011) "Failure assessment of notched polycrystalline graphite under tensile-shear loading" Materials Science and Engineering-A, Vol. 528, PP. 5685-5695
  • 84. Ayatollahi, M.R., Shadlou, S., Shokrieh, M.M. (2011) "Fracture toughness of epoxy/multi-walled carbon nanotube nano-composites under bending and shear loading condition" Materials and Design, Vol. 32, PP. 2115-2124
  • 83. Ayatollahi, M.R., Shadlou, S., Shokrieh, M.M. (2011) "Multiscale modeling for mechanical properties of carbon nanotube reinforced nanocomposites subjected to different types of loading" Composite Structures, Vol. 93, PP. 2250-2259
  • 82. Ayatollahi, M.R., Sistaninia, M. (2011) “Mode II fracture study of rocks using Brazilian disk specimens” International Journal of Rock Mechanics and Mining Sciences, Vol. 48, PP. 819-826
  • 81. Ayatollahi, M.R., Shadlou, S., Shokrieh, M.M., Chitsazzadeh, M. (2011) "Effect of multi-walled carbon nanotube aspect ratio on mechanical and electrical properties of epoxy-based nanocomposites", Polymer Testing, Vol. 30, PP. 548-556. (Hot paper)
  • 80. Ayatollahi, M.R., Shadlou, S., Shokrieh, M.M. (2011) "Correlation between aspect ratio of MWCNTs and mixed mode fracture of epoxy based nanocomposites" Materials Science and Engineering-A, Vol. 528, PP. 6173-6178
  • 79. Ameri, M., Mansourian, A., Heidary Khavas, M., Aliha, M.R.M., Ayatollahi, M.R. (2011) “Cracked asphalt pavement under traffic loading-A 3D finite element analysis” Engineering Fracture Mechanics, Vol. 78, PP. 1817-1826. (Hot paper, Seven times)
  • 78. Ayatollahi, M.R., Berto, F., Lazzarin, P. (2011) "Mixed mode brittle fracture of sharp and blunt V-notches in polycrystalline graphite" Carbon, Vol. 49, PP. 2465-2474 (IF,2012: 5.868)
  • 77. Ayatollahi, M.R., Dehghany, M., Nejati, M. (2011) "Fracture analysis of V-notched components-Effects of first non-singular stress term" International Journal of Solids and Structures, Vol. 48, PP. 1579-1589
  • 76. Berto, F., Ayatollahi, M.R. (2011) "Fracture assessment of Brazilian disc specimens weakened by blunt V-notches under mixed mode loading by means of local energy" Materials and Design, Vol. 32, PP. 2858-2869
  • 75. Ayatollahi, M.R., Nejati, M. (2011) "Determination of NSIFs and coefficients of higher order terms for sharp notches using finite element method" International Journal of Mechanical Sciences, Vol. 53, PP 164-177
  • 74. Zakeri, M., Ayatollahi M.R., Guagliano, M. (2011) " A Photoelastic study of T-stress in centrally cracked Brazilian disc specimen under mode II loading" Strain, Vol. 47, PP. 268-274.
  • 73. Ayatollahi, M.R., Aliha, M.R.M. (2011) "Fracture analysis of some ceramics under mixed mode loading", Journal of American Ceramics Society, Vol. 94, No 2, PP. 561-569.
  • 72. Ayatollahi, M.R, Nejati, M. (2011) “Experimental evaluation of stress field around the sharp notches using photoelasticity” Materials and Design, , Vol. 32, 561-569.
  • 71. Ayatollahi, M.R. , Torabi, A.R., Azizi, P. (2011) “Experimental and Theoretical Assessment of Brittle Fracture in Engineering Components Containing a Sharp V-Notch” , Experimental Mechanics, Vol. 51, PP. 919-932.
  • 70. Ayatollahi, M.R, Nejati, M. (2011) “An overdeterministic method for calculation of coefficients of crack tip asymptotic field from finite element analysis”, Fatigue and Fracture of Engineering Materials and Structures, , Vol. 34, PP. 159-176.
  • 69. Ayatollahi, M.R., Mirsayar, M.M., Nejati, M. (2010) "Evaluation of first non-singular stress term in bi-material notches" Computational Materials Science, Vol. 50, PP. 752-760
  • 68. Ayatollahi, M.R, Torabi, A.R. (2010) “ Investigation of mixed mode brittle fracture in rounded-tip V-notched components ” Engineering Fracture Mechanics, Vol. 77, 3087-3104.
  • 67. Rezaei, A., Soltani, F., Vafaei, F., Khoshhal, M., Ayatollahi, M.R., Soltani, N., Nejati, M. (2010) "Comparison of stresses induced by Fiber Post, ParaPost and Casting Post in root canals by Photoelasticity method" Iranian Endodontic Journal, Vol. 5, PP. 11-16
  • 66. Ayatollahi, M.R., Dehghany, M.(2010) “On T-stresses near V-notches” International Journal of Fracture, Vol. 165, No 1, PP. 121-126
  • 65. Saghafi, H. Ayatollahi, M.R., Sistaninia, M. (2010) “ A modified MTS criterion (MMTS) for mixed-mode fracture toughness assessment of brittle materials” Materials Science and Engineering: A, Vol. 527, No. 21-22, PP. 5624-5630
  • 64. Aliha, M.R.M., Ayatollahi, M.R., Smith, D.J., Pavier, M.J. (2010) "Geometry and size effects on fracture trajectory in a limestone rock under mixed mode loading"Engineering Fracture Mechanics, Vol. 77, No 11, PP. 2200-2212
  • 63. Ayatollahi, M.R, Torabi, A.R. (2010) "Tensile fracture in notched polycrystalline graphite specimens" Carbon, Vol. 48, No 8, PP. 2255-2265. (IF,2012: 5.868)
  • 62. Ayatollahi M.R., Khoramishad, H., (2010) "Stress intensity factors for a semi-elliptical internal crack embedded in a buried pipe" International Journal of Pressure Vessels and Piping" Vol. 87, No. 4, PP. 165-169. (Hot paper)
  • 61. Ayatollahi, M.R., Sedighiani, K. (2010) “Crack Tip Plastic Zone under Mode I, Mode II and Mixed Mode (I+II) Conditions” Structural Engineering and Mechanics, Vol 36, No. 5, PP. 575-598.
  • 60. Ayatollahi, M.R., Hashemi, R., Rokhi, H. (2010) "New formulation for vibration analysis of Timoshenko beam with double-sided cracks" Structural Engineering and Mechanics, Vol. 34, No 4, PP. 475-490.
  • 59. Ayatollahi M.R., Torabi A.R. (2010) "Determination of mode II fracture toughness for U-shaped notches using Brazilian disc specimen" International Journal of Solids and Structures, Vol. 47, PP. 454-465.
  • 58. Aliha, M.R.M., Ayatollahi, M.R. (2010) "Geometry effects on fracture behaviour of polymethyl methacrylate" Materials Science and Engineering-A, Vol. 527, PP. 526-530.
  • 57. Ayatollahi M.R., Torabi A.R. (2010) "Brittle fracture in rounded-tip V-shaped notches" Materials and Design, Vol. 31, PP. 60-67
  • 56. Khoramishad, H., Ayatollahi, M.R. (2009) "Finite element analysis of a semi-elliptical external crack in a buried pipe" Transactions of the Canadian Society for Mechanical Engineering, Vol. 33, PP. 399-409.
  • 55. Aliha, M.R.M., Ayatollahi, M.R., Kharazi, B. (2009) "Mode II brittle fracture assessment using ASFPB specimen" International Journal of Fracture, Vol. 159, PP. 241-246.
  • 54. Aliha, M.R.M., Ayatollahi, M.R. (2009) “Brittle Fracture Evaluation of a Fine Grain Cement Mortar in combined tensile-shear deformation” Fatigue and Fracture of Engineering Materials and Structures, Vol. 32, PP. 987-994.
  • 53. Ayatollahi M.R., Torabi A.R. (2009) "A criterion for brittle fracture in U-notched components under mixed mode loading" Engineering Fracture Mechanics, Vol. 76, PP. 1883-1896.
  • 52. Ayatollahi M.R., Torabi A.R. (2009) Investigation of Fracture in V-notched Brittle Polymers under Pure Shear Loading, Iranian Journal of Polymer Science and Technology, Vol. 22, PP. 63-73.
  • 51. Ayatollahi, M.R. and Bagherifard S., (2009) "Numerical analysis of an improved DCDC specimen for investigating mixed mode fracture in ceramic materials", Computational Materials Science, Vol. 46, PP. 180-185.
  • 50. Ayatollahi, M.R., Aliha, M.R.M., (2009) “Analysis of a new specimen for mixed mode fracture tests on brittle materials” Engineering Fracture Mechanics, Vol. 76, PP. 1563-1573.
  • 49. Ayatollahi, M.R. and Arian Nik, M. (2009) “Edge distance effects on residual stress distribution around a cold expanded hole in Al 2024 alloy” Computational Materials Science, Vol. 45, PP. 1134-1141.
  • 48. Ayatollahi, M.R., Aliha, M.R.M.(2009) "Mixed-Mode Fracture in Soda-Lime glass Analyzed by Using the Generalized MTS Criterion" International Journal of Solids and Structures, Vol. 46, PP. 311-321.
  • 47. Ayatollahi, M.R. and Mousavi, M.M.S. (2008) "Confining pressure effects on mode I and mode II stress intensity factors of cracked rocks" Iranian Journal of Mining Engineering, Vol. 3, No 5, PP. 21-32.
  • 46. Aliha, M.R.M., Ayatollahi, M.R, Pakzad, R. (2008) "Brittle fracture analysis using a ring shape specimen containing two angled cracks" International Journal of Fracture, Vol. 153 (1), PP. 63-68.
  • 45. Aliha, M.R.M., Ayatollahi, M.R, Mousavi, M.M.S. (2008) "Confining pressure effects on stress intensity factors: A 3D finite element analysis" Revue Synthese, Vol. 19, PP. 33-39.
  • 44. Ayatollahi, M.R. and Aliha, M.R.M. (2008) "On the use of Brazilian disc specimen for calculating mixed mode I-II fracture toughness of rock materials", Engineering Fracture Mechanics, Vol. 75, PP. 4631-4641.
  • 43. Ayatollahi, M.R. and Aliha, M.R.M. (2008) "Mixed mode fracture analysis of polycrystalline graphite - A modified MTS criterion", Carbon, Vol. 46(10), PP. 1302-1308. (IF,2012: 5.868)
  • 42. Aliha, M.R.M. and Ayatollahi M.R. (2008) " On mixed mode I/II crack growth in dental resin materials" Scripta Materialia, Vol. 59, PP. 258-261.
  • 41. Ayatollahi, M.R. and Bagherifard, S. (2008) "Brittle fracture analysis of the offset-crack DCDC specimen" Structural Engineering and Mechanics, Vol. 29, No. 3, PP. 301-310.
  • 40. Aliha, M.R.M. and Ayatollahi M.R. (2008) " Fracture toughness evaluation for brittle polymers under combined tensile-shear loads" Iranian Journal of Polymer Science and Technology, Vol. 21, No 2, PP. 107-117.
  • 39. Ayatollahi, M.R., Rokhi , H. and Hashemi, R. (2008) "Free vibration of beam with double-sided edge cracks" International Journal of Science and Technology (Amirkabir), Vol. 18, PP. 51-48.
  • 38. Ayatollahi M.R. and Aliha M.R.M. and Rahmanian S. (2007) "Finite element analysis of an improved center crack specimen", Key Engineering Materials, Vol. 347, PP. 441-446.
  • 37. Khojeh, A., Ayatollahi, M.R. and Ahmadian H. (2007) "Vibrational analysis of cracked beams using a special crack element" IUST International Journal of Engineering Science, Vol.18, No 1, PP. 11-18. (in Persian)
  • 36. Guagliano M., Ayatollahi M.R., Zakeri M. and Colombo C. (2007) "Experimental investigation of T-stress effects on photoelastic fringes in Brazilian disk under mode II conditions" Key Engineering Materials, Vol 348, PP. 969-972.
  • 35. Zakeri, M., Ayatollahi, M.R. and Nikoobin, A. (2007) “Photoelastic Study of a Center-Cracked Plate - The Lateral Load Effects”, Computational Materials Science, Vol. 41(2), 168-176.
  • 34. Ayatollahi, M.R., and Zakeri, M. (2007) "T-Stress Effects on Isochromatic Fringe Patterns in Mode II", International Journal of Fracture, Vol.143, PP. 189-194.
  • 33. Ayatollahi, M.R., and Aliha, M.R.M. (2007) “Fracture toughness study for a brittle rock subjected to mixed mode I/II loading”, International Journal of Rock Mechanics and Mining Science, Volume 44, No 4, PP. 617-624.
  • 32. Ayatollahi M.R. and Hashemi, R. (2007) "Mixed mode fracture in an inclined center crack repaired by composite patching, Composite Structures, Vol. 81, PP. 264-273.
  • 31. Ayatollahi M.R. and Hashemi R. (2007) “Computation of stress intensity factors (KI, KII) and T-stress for cracks reinforced by composite patching” Composite Structures, Vol. 78, PP. 602-609.
  • 30. Ayatollahi M.R. and Mostafavi M. (2007) “Finite element analysis of a center crack specimen warm pre-stressed under different modes of loading” Computational Materials Science, Vol. 38, No. 4, PP. 847-856.
  • 29. Ayatollahi M.R. and Aliha M.R.M. (2007) “Wide Range Data for Crack Tip Parameters in Two Disc-Type Specimens under Mixed Mode Loading” Computational Materials Science, Vol. 38, No. 4, PP. 660-670.
  • 28. Hashemi, R. and Ayatollahi M.R. (2006) “The effect of hygrothermal composite patch on fracture strength of a reinforced crack” Applied Mechanics and Materials, Vol. 5-6, PP. 189-196.
  • 27. Aliha M.R.M. , Ashtari, R. and Ayatollahi M.R. (2006) “Mode I and Mode II fracture toughness testing for a coarse grain marble” Applied Mechanics and Materials, Vol. 5-6, PP. 181-188.
  • 26. Smith, D.J., Ayatollahi, M. R. and Pavier, M.J. (2006) “On the Consequences of T-stress in Elastic Brittle Fracture”, Proceedings of the Royal Society A, Vol. 462, PP. 2415-2437.
  • 25. Ayatollahi M.R. and Mostafavi M. (2006) “Effects of Crack Tip Blunting and Residual Stress on a Warm Pre-Stressed Crack Specimen” Computational Materials Science, Vol. 37, PP. 393-400.
  • 24. Ayatollahi, M.R. and Aliniaziazi, A. (2006) "Effects of lateral load on warm prestressing in a center crack plate, Materials Science and Engineering – A, Vol. 441, PP. 170-175.
  • 23. Ayatollahi M.R., Aliha M.R.M. and Hassani M.M. (2006) “Mixed mode brittle fracture in PMMA - An experimental study using SCB specimen” Materials Science and Engineering – A, Vol. 417, PP. 348-356.
  • 22. Ayatollahi, M.R., and Aliha, M.R.M. (2006) “On Determination of Mode II Fracture Toughness using Semi-circular Bend Specimen”, International Journal of Solids and Structures, Vol. 43, PP. 5217-5227.
  • 21. Ayatollahi, M.R., Asadkarami, A. and Zakeri, M. (2005) “Finite element evaluation of punch-type crack specimens” International Journal of Pressure Vessels and Piping, Vol. 82, PP. 722-728
  • 20. Ayatollahi, M.R., and Aliha, M.R.M. (2005) “Cracked Brazilian disc specimen subjected to mode II deformation” Engineering Fracture Mechanics, Vol. 72, PP. 493-503.
  • 19. Asadkarami, A. and Ayatollahi, M.R. (2005) “E-shape specimen for determining fracture toughness in shear loading” IUST International Journal of Engineering Science, Vol. 16, No 4, PP. 11-20.
  • 18. Ayatollahi, M.R. and Zanbilbaf, A. (2005) “Path of crack growth under pure shear”, IUST International Journal of Engineering Science, Vol. 16, No 2, 75-83.
  • 17. Ayatollahi, M.R., Faritus, M.R. and Asadkarami, A. (2004) “Three-dimensional stress analysis of two standard crack specimens” IUST International Journal of Engineering Science, Vol. 15, No. 4, PP. 97-102.
  • 16. Ayatollahi, M.R., Smith, D.J. and Pavier, M.J. (2004) “Effect of constraint on the initiation of ductile fracture in shear loading” Key Engineering Materials, Vol. 261, PP. 183-188.
  • 15. Ayatollahi, M.R., and Aliha, M.R.M. (2004) “Fracture Parameters for Cracked Semi-circular Specimen”, International Journal of Rock Mechanics and Mining Science, Vol. 41, Supplement 1, PP. 20-25.
  • 14. Ayatollahi, M.R., Abbasi, H. (2003) “Crack growth prediction based on the maximum hoop strain criterion- Plane stress”, IUST International Journal of Engineering Science, Vol. 14, No. 4, PP. 123-13
  • 13. Ayatollahi, M.R. and Safari, G.H. (2003) “Evaluation of crack tip constraint using photoelasticity”, International Journal of Pressure Vessels and Piping, Vol. 80, No. 9, PP. 665-670.
  • 12. Ayatollahi, M.R., Pavier, M.J. and Smith, D.J. (2002) "Mode I cracks subjected to large T-stresses", International Journal of Fracture, Vol. 117, No 2, PP. 159-174.
  • 11. Ayatollahi, M.R., Mohammad-Aliha, M.R., Aliniaziazi, A. (2002) “Variation of nonsingular stress parameter in terms of crack length”, IUST International Journal of Engineering Science, Vol 13, No 3, PP 173-186.
  • 10. Ayatollahi, M.R., Smith, D.J. and Pavier, M.J. (2002) “Crack tip constraint in mode II deformation” International Journal of Fracture, Vol. 113, No 2, PP 153-173.
  • 9. Ayatollahi, M.R. and Abbasi, H. (2001) “Prediction of fracture using a strain based mechanism of crack growth” Building Research Journal, Vol. 49, No 3, PP 167-180.
  • 8. Ayatollahi, M.R., Smith, D.J. and Pavier M.J. (2001) “Effect of higher order stresses in an internal crack problem” IUST International Journal of Engineering Science, Vol. 12, No 2, PP 53-66.
  • 7. Ayatollahi, M.R. (2001) “On biaxially loaded internal cracks” International Journal of Fracture, Vol. 109, PP. L9-L14.
  • 6. Smith, D.J., Ayatollahi, M. R. and Pavier, M.J.(2001) “The role of T-stress in brittle fracture for linear elastic materials under mixed mode loading”, Fatigue and Fracture of Engineering Materials and Structures, Vol. 24, No 2, PP 137-150.
  • 5. Ayatollahi, M.R., Pavier, M.J. and Smith, D.J. (1998) "Determination of T-stress from finite element analysis for mode I and mixed mode I/II loading", International Journal of Fracture, Vol. 91, PP 283-298.
  • 4. Smith D.J., Ayatollahi, M.R., Davenport, J.C.W. and Swankie, T.D. (1998) "Mixed mode brittle and ductile fracture of a high strength rotor steel at room temperature", International Journal of Fracture, Vol. 94, PP 235-250.
  • 3. Ayatollahi, M.R., Smith D.J. and Pavier, M.J. (1998) "A method for calculating T-stress for mixed mode problems", International Journal of Key Engineering Materials, Vol. 145, PP 83-88.
  • 2. Ayatollahi, M.R., Pavier, M.J. and Smith, D.J. (1996) "On mixed mode loading of a single edge notched specimen", International Journal of Fracture, Vol. 82, PP R61-R66.
  • 1. Eslami, M.R. and Ayatollahi, M.R., (1993) "Modal Analysis of Shell of Revolution on Elastic Foundation ", International Journal of Pressure Vessels and Piping, Vol. 56, PP 351-368.
نشانی مطلب در وبگاه آزمایشگاه تحقیقاتی خستگی و شکست:
http://www.iust.ac.ir/rln/find-8.365.229.fa.html
برگشت به اصل مطلب