Modeling of in-situ tempering of a martensitic steel during multi-layer additive manufacturing
Grade 91 steel is used in the nuclear industry for its excellent strength, creep resistance, and radiation tolerance. Directed energy ...
Additive Manufacturing and Welding
Making Green Steel with Hydrogen
More than 1.8 billion tons of steel are produced every year, making it the most important alloy in terms of volume and impact.
Metallurgy Guru - Sustainable Metals & Green Steel
Space charge, grain boundary segregation and solute drag in functional ceramics
Space charge at a grain boundary forms for thermodynamic reasons: The grain boundary is a 2D lattice defect and results in a ...
Wolfgang Rheinheimer
Dislocation pattern formation in Nickel microcrystals
Evolution of the dislocation microstructure, as predicted by discrete dislocation dynamics in a Nickel micropillar having diameter D ...
Computational & Experimental Materials Eng. Lab.
Bauschinger effect in bi-twinned Ag nanowires
"In-situ TEM study of dislocation interaction with twin boundary and retraction in twinned metallic nanowires", Acta Materialia 2020 ...
Yong Zhu
Jeffrey Wadsworth on the Global Race for Materials Discoveries
The chief executive officer and president of Battelle Memorial Institute gives a glimpse of his keynote presentation for the Acta ...
The Minerals, Metals & Materials Society
Grain Growth during Additive Manufacturing - MS&T 2020
During additive manufacturing of metallic materials, grain structure affects the mechanical properties and serviceability of parts.
Additive Manufacturing and Welding
Bimodal grain growth in ceramics
In general, microstructure evolution is believed to be a thermally activated process due to its dependence on mass transport by ...
Wolfgang Rheinheimer
Monte Carlo simulation of grain growth during fusion welding
Monte Carlo simulation is used to understand the behavior of systems that involve random events such as atomic jumps.
Additive Manufacturing and Welding
Elastocaloric effect of untrained NiTi sheet in tension
IR video of the elastocaloric effect in untrained Ni-Ti sheet loaded in tension, where inhomogeneous temperature changes related ...
LAHDE
Irradiation Embrittlement in 304 SS with ion irradiation
Movie illustrating dislocation motion with in situ straining and with ion irradiation. Material is 304 stainless steel held in situ at ...
Nuclear Engineering at Argonne
Crack propagation during high frequency in situ fatigue testing of Ni-base superalloy microbeams
Crack propagation along a 111 slip planes during in situ scanning electron microscopy high frequency fully reversible cyclic ...
Computational & Experimental Materials Eng. Lab.
Anisotropic grain growth in Strontium Titanate
Due to the crystalline nature of ceramics, lattices have anisotropic properties. As a consequence, all grain boundary properties are ...
Wolfgang Rheinheimer
In situ transmission electron microscopy: formation of α
Tracking the αʺ martensite decomposition during continuous heating of a Ti-6Al-6V-2Sn alloy Pere Barriobero-Vila, Verona ...
TITANIUM
Recoverable plasticity in bi-twinned Ag nanowires
"In-situ TEM study of dislocation interaction with twin boundary and retraction in twinned metallic nanowires", Acta Materialia 2020 ...
Yong Zhu
Grains grow when heated but some must shrink to make room. Which gains grow and which grains shrink?
When a polycrystalline material is heated, the average size of the grains increases. The grain growth is driven by the reduction of ...
Additive Manufacturing and Welding
Thomas Swinburne - Learning uncertainty-aware models of defect kinetics at scale - IPAM at UCLA
Recorded 19 April 2023. Thomas Swinburne of the Centre National de la Recherche Scientifique presents "Learning ...
Institute for Pure & Applied Mathematics (IPAM)
Flow of materials during friction stir welding
The friction stir welding process can fabricate structurally sound joints in solid-state. A spinning tool rubs against the abutting parts ...
Additive Manufacturing and Welding
Yang19LiAM S7
from "Mechanism of hardening and damage initiation in oxygen embrittlement of body-centred-cubic niobium," Ping-Jiong Yang, ...
Li Group MIT
Anisotropic grain growth in the perovskite ceramic Strontium Titanate
Due to the crystalline nature of ceramics, lattices have anisotropic properties. As a consequence, all grain boundary properties are ...
Wolfgang Rheinheimer
3D Grain growth simualtion - Anisotropic grain boundary energy
Grain growth simulation in 3D using the phase-field model. The simulation is showing the role of grain boundary energy ...
Hesham Salama
Sheet Forming and Yield Surface Simulation with Microstructure, Texture and Damage using DAMASK
Keynote Lecture on Advanced Sheet Forming and Yield Surface Simulations under Consideration of Microstructure, Texture and ...
Metallurgy Guru - Micromechanics of Materials
MATERIALIA - HOW TO PRONOUNCE IT!?
Watch how to say and pronounce "materialia"! Listen our video to compare your pronunciation! The video is produced by yeta.io.
/ The WordBox / #1 Pronunciation Guide Videos
[우수 연구] 초미립자 재료의 하중 전달을 이해하기 위해 계산 역학 적용 / 기계공학과 최준명 교수
[ 교신저자｜Corresponding Author ] - 기계공학과 최준명 교수 (Professor Choi, Joonmyung / joonchoi@hanyang.ac.kr) - Lab ...
한양대학교 ERICA 산학협력단
Multiscale multi-physics materials simulation of chemo-mechanical crystal plasticity with DAMASK
The lecture presents a unified multi-physics chemo-mechanical crystal plasticity theory and modeling package and applications to ...
Metallurgy Guru - Micromechanics of Materials
【執筆論文裏話-7】祝！The 2019 Acta Student Awards
僕も指導している九州大学の博士学生、Wenhui Yangさんが見事The 2019 Acta Student Awardsを受賞しました！ Acta Student ...
ノギタ教授
Heat transfer and fluid flow modeling of multi-layer additive manufacturing of grade 91 steel
Directed energy deposition (DED) is used to manufacture Grade 91 steel components for the nuclear power industry. Structurally ...
Additive Manufacturing and Welding
The SSRN Materials Science Research Network (MatSciRN)
SSRN is pleased to announce MatSciRN, SSRN's new Materials Science Research Network, where researchers in materials ...
Elsevier - SSRN
Equilibrium shape of cubic crystals
The equilibrium shape of cubic crystals in 3D using the phase-field model. The simulation is showing the evolution of a cubic ...
Hesham Salama
Avoiding tool failure and defects in friction stir welding using machine learning
Friction stir welding often suffers from premature tool failure and defects such as voids that affect the mechanical properties and ...
Additive Manufacturing and Welding
Carbon Nanotube Sponges and Oil Spills - Ultra MCV
Oil spills, defined as the leakage of petroleum onto the surface of large bodies of water, are a major global issue. There are a ...
Intro to Materials Science--Guided Inquiry (UVa)
Irradiation Embrittlement in 304 SS (without ion irradiation)
Movie illustrating dislocation motion with in situ straining and without ion irradiation. Material is 304 stainless steel held in situ at ...
Nuclear Engineering at Argonne
32. М.Ю. Гуткин Микро-механика дислокаций несоответствия в композитных нанопроволоках "ядро-оболочка
25 августа 2022 г. состоялось 32-е заседание междисциплинарного научного семинара «МЕХАНИКА: эксперимент, ...
МЕХАНИКА Эксперимент Моделирование Приложения
Impedance Spectroscopy
In this video, the impedance spectroscopy measurement technique is demonstrated. The facilities at the Electrical ...
Penn State MRI
In situ indentation of a magnesium alloy at 100°C
In situ, indentation of magnesium alloy with an intermetallic-phase skeleton at 100°C. Pile-up of the magnesium against the ...
Jeff Wheeler
CREMS 2021 Corneliu Ghica
Revealing chemical ordering in BaLnCo2O6-δ double perovskites by atomic-resolution analytical TEM C. Ghica1, M. C. Istrate1, ...
National Institute of Materials Physics Romania
第14讲 灵活运用subset 提取任意数据-1
这个视频专辑主要是详解Oxford Instruments公司的EBSD数据分析软件Channel 5， 结合多个实例（比如我发在Acta Materialia的 ...
Dikai Guan
Yang19LiAM S5
from "Mechanism of hardening and damage initiation in oxygen embrittlement of body-centred-cubic niobium," Ping-Jiong Yang, ...
Li Group MIT
Permanent slip in single-crystalline Ag nanowires
"In-situ TEM study of dislocation interaction with twin boundary and retraction in twinned metallic nanowires", Acta Materialia 2020 ...
Yong Zhu
superplasticity simulation in three dimensions (3D)/ Foam flow
Superplasticity refers to an ability of polycrystalline materials to exhibit extraordinarily large elongtions in tension.
evolver0fan
2014 N.C. Award for Science: Dr. Jagdish (Jay) Narayan
There are innovators who move societies forward, and Dr. Jagdish (Jay) Narayan is one of them. As visionaries led beyond the ...
N.C. Department of Natural and Cultural Resources
Phase transformation during welding and additive manufacturing
Phase transformations occur under complex thermal cycles that involve repeated heating and cooling during multilayer welding ...
Additive Manufacturing and Welding
