Results 21 to 30 of about 1,570 (174)

بررسی ریزساختار و ریزسختی سوپرآلیاژ اینکونل 792 پس از عملیات کوبش شوک لیزری [PDF]

open access: diamondمجله ی مهندسی مکانیک شریف
مهدیه خسروی خضری   +3 more
openalex   +2 more sources

Effect of Reaction Temperature on Tacticity in Polymerization of Methyl Methacrylate: A Study by Nuclear Magnetic Resonance Spectroscopy [PDF]

open access: yes, 2022
Hypothesis: In the synthesis of vinyl polymers, one of the important parameters that play a significant role in the physical-mechanical properties is the tacticity of monomers within the polymer chain.
Amir Sepehrian Azar   +3 more
core   +1 more source

Anticorrosion Self-Healing Polymer Coatings Containing Micro/Nanofibers with Core-Shell Microstructures: A Review [PDF]

open access: yes, 2023
Traditional anti-corrosion coatings only act as a passive barrier on the metal substrate and have no active protective function if the coating on the surface is damaged.
Amir Navarchian   +1 more
core   +1 more source

بررسی ریزساختاری و خواص مکانیکی اتصالات حاصل از جوشکاری اصطکاکی اغتشاشی دوطرفه آلیاژ آلومینیوم 5083 [PDF]

open access: yesنشریه مهندسی متالورژی و مواد, 2020
در این تحقیق، تأثیر متغیرهای اصلی بر ریزساختار و خواص مکانیکی اتصالات حاصل از جوشکاری اصطکاکی اغتشاشی دوطرفه آلیاژ آلومینیوم 5083 به ضخامت 10 میلی‌متر پرداخته شده است. همچنین در شرایط بهینه سرعت سیر و چرخش، تأثیر طول پین در جوشکاری اصطکاکی اغتشاشی دوطرفه
بهروز رحمتیان   +2 more
doaj   +1 more source

Investigating on the microstructure of cross-section and surface of Ti-10Mo alloy produced by selective laser melting [PDF]

open access: yes, 2023
Introduction: Considering the nature of the additive manufacturing process and the produced layered structure, the possible gradient in microstructure can be predictable.
Karim Avak   +3 more
core   +1 more source

Evaluation of Physicochemical and Microstructure Properties of Expanded Quinoa [PDF]

open access: yes, 2023
Introduction  Quinoa, which is known as the mother grain,has higher protein content than common cereals and possesses a large lysine content. Quinoa is composed mainly of carbohydrates (60-75%), of which 10-13% is dietary fiber.
A. Koocheki, E. Ghiami, E. Milani
core   +1 more source

Dependence of Dielectric Constant and Mechanical Properties of Expanded Polystyrene Foam on Cell Wall Thickness [PDF]

open access: yes, 2023
Hypothesis: The technology of preparing materials with desired dielectric constants is used in designing and manufacturing telecommunication equipment.
Milad Saadat Tagharoodi   +5 more
core   +1 more source

Poly(lactic acid)/Polycaprolactone/Graphene Bionanocomposites: Microstructural, Mechanical and Thermal Properties [PDF]

open access: yes, 2022
Hypothesis: Among the types of bioplastics, poly(lactic acid) (PLA) has the ability to compete with petroleum-based polymers due to its favorable properties such as high tensile strength and high modulus of elasticity.
Hogatallah Ziyaei   +2 more
core   +1 more source

Investigating Physical and Mechanical Properties of Bionanocomposite Film Based on Flaxseed Mucilage and Cellulose Nanocrystal [PDF]

open access: yes, 2023
Introduction  Manufacturers are trying to replace plastic materials in the food packaging industry with biodegradable and edible films. Biodegradable edible films and coatings are mainly made from carbohydrates, lipids and proteins and their mixtures. In
A. Shirazinejad   +3 more
core   +1 more source

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