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Hamidreza Koohdar
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Electromagnetic microwave absorption properties of high entropy spinel ferrite ((MnNiCuZn) 1− xCoxFe2O4)/graphene nanocomposites
FH Mohammadabadi, SM Masoudpanah, S Alamolhoda, HR Koohdar
Journal of Materials Research and Technology 14, 1099-1111, 2021
562021
Optimization of hydrogen dynamic heat treatment and re-calcination for preparation of strontium hexaferrite nanocrystalline powder
HR Koohdar, SAS Ebrahimi, A Yourdkhani, R Dehghan, F Zajkaniha
Journal of alloys and compounds 479 (1-2), 638-641, 2009
362009
On the microstructure and mechanical properties of an Fe-10Ni-7Mn martensitic steel processed by high-pressure torsion
FJ Kalahroudi, H Koohdar, HR Jafarian, Y Haung, TG Langdon, ...
Materials Science and Engineering: A 749, 27-34, 2019
292019
On the stability of reversely formed austenite and related mechanism of transformation in an Fe-Ni-Mn martensitic steel aided by electron backscattering diffraction and atom …
H Koohdar, M Nili-Ahmadabadi, M Habibi-Parsa, HR Jafarian, ...
Metallurgical and Materials Transactions A 48, 5244-5257, 2017
252017
Observation of pseudoelasticity in a cold rolled Fe–Ni–Mn martensitic steel
HR Koohdar, M Nili-Ahmadabadi, M Habibi-Parsa, HR Jafarian, ...
Materials Science and Engineering: A 658, 86-90, 2016
252016
Strain-induced martensite to austenite reverse transformation in an ultrafine-grained Fe–Ni–Mn martensitic steel
H Ghasemi-Nanesa, M Nili-Ahmadabadi, HR Koohdar, M Habibi-Parsa, ...
Philosophical Magazine 94 (13), 1493-1507, 2014
242014
Development of pseudoelasticity in Fe–10Ni–7Mn (wt%) high strength martensitic steel by intercritical heat treatment and subsequent ageing
HR Koohdar, M Nili-Ahmadabadi, M Habibi-Parsa, HR Jafarian
Materials Science and Engineering: A 621, 52-60, 2015
212015
Preparation of strontium hexaferrite nano-crystalline powder by carbon monoxide heat treatment and re-calcination from conventionally synthesized powder
A Yourdkhani, SAS Ebrahimi, HR Koohdar
Journal of alloys and compounds 470 (1-2), 561-564, 2009
212009
Structure, magnetic, and microwave absorption properties of (MnNiCu) 0.9− xCoxZn0. 1Fe2O4/graphene composite powders
FH Mohammadabadi, SM Masoudpanah, S Alamolhoda, HR Koohdar
Journal of Alloys and Compounds 878, 160337, 2021
192021
Influence of Variation Ambient System on Dissimilar Friction Stir Welding of Al Alloy to Mg Alloy by the Addition of Nanoparticles and Interlayer
A Abdollahzadeh, BB Vanani, H Koohdar, HR Jafarian
Metals and Materials International, 1-23, 2024
152024
High-performance microwave absorbers based on (CoNiCuZn) 1− xMnxFe2O4 spinel ferrites
FH Mohammadabadi, SM Masoudpanah, S Alamolhoda, HR Koohdar
Journal of Alloys and Compounds 909, 164637, 2022
152022
Investigating on the reverse transformation of martensite to austenite and pseudoelastic behavior in ultrafine-grained Fe-10Ni-7Mn (wt%) steel processed by heavy cold rolling
H Koohdar, M Nili-Ahmadabadi, MH Parsa, H Ghasemi-Nanesa
Advanced Materials Research 829, 25-29, 2014
152014
Evaluation of texture weakening and microstructural evolution in an Fe–10Ni–7Mn martensitic steel severely deformed by six turns of high-pressure torsion
SHM Anijdan, HR Koohdar, M Nili-Ahmadabadi, HR Jafarian, ...
Materials Science and Engineering: A 851, 143660, 2022
112022
Phase evolution and mechanical properties of an intercritically-annealed Fe–10Ni–7Mn (wt.%) martensitic steel severely deformed by high-pressure torsion
FJ Kalahroudi, H Koohdar, TG Langdon, M Nili-Ahmadabadi
Materials Science and Engineering: A 804, 140519, 2021
112021
The effect of high-pressure torsion on the microstructure and outstanding pseudoelasticity of a ternary Fe–Ni–Mn shape memory alloy
H Koohdar, M Nili-Ahmadabadi, FJ Kalahroudi, HR Jafarian, TG Langdon
Materials Science and Engineering: A 802, 140647, 2021
82021
Correlation between microstructure and shape memory properties in an Fe-9.5 Ni-6.5 Mn dual phase steel developed by intercritical annealing and subsequent ageing
H Koohdar, F Roshanzadeh, HR Jafarian
Journal of Materials Research and Technology 21, 4537-4547, 2022
72022
Effect of post-deformation annealing on the microstructure and mechanical behavior of an Fe–Ni–Mn steel processed by high-pressure torsion
H Koohdar, M Nili-Ahmadabadi, FJ Kalahroudi, HR Jafarian, TG Langdon
Journal of Materials Research and Technology 15, 1537-1546, 2021
62021
Engineering mechanical properties by controlling the microstructure of an Fe–Ni–Mn martensitic steel through pre-cold rolling and subsequent heat treatment
H Koohdar, P Hakimipour, HR Jafarian, TG Langdon, M Nili-Ahmadabadi
Materials Science and Engineering: A 804, 140760, 2021
62021
Conversion of conventionally synthesized strontium hexaferrite powder into a nano size powder with enhanced coercivity using GTMR method
SAS Ebrahimi, R Dehghan, HR Koohdar, A Yourdkhani
IEEE transactions on magnetics 45 (6), 2601-2604, 2009
62009
OPTIMIZATION of DYNAMIC CH4 GAS HEAT TREATMENT OF NANOCRYSTALLINE STRONTIUM HEXAFERRITE
R Dehghan, SA Seyyed Ebrahimi, HR Koohdar
International Journal of Modern Physics: Conference Series 5, 752-759, 2012
52012
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