Index Catalog // MDR

Inverse estimation approach for elastoplastic properties using the load-displacement curve and pile-up topography of a single Berkovich indentation

Description/Abstract:: An approach for the inverse estimation of the elastoplastic properties from a single indentation with a Berkovich indenter was developed....
Keyword:: Elastic-plastic material, Finite elements, Indentation, Inverse analysis, and Mechanical testing
Resource Type:: Article
Author:: Kenta Goto, Ikumu Watanabe, and Takahito Ohmura
Date Uploaded:: 02/03/2023

Anisotropic Multiscale Modelling in SAE-AISI 1524 Gas Tungsten Arc Welded Joints

Description/Abstract:: A transient non-linear multiscale finite element heat flow-mechanical model to determine micro residual stresses (type III) and micro pla...
Keyword:: GTA welding, anisotropy, digital microstructure code, micro residual stresses, sub-modeling, and thermal gradients
Resource Type:: Article
Author:: Edison A. Bonifaz and Ikumu Watanabe
Date Uploaded:: 28/02/2023

High Current Output Hydrogenated Diamond Triple-Gate MOSFETs

Description/Abstract:: In this paper, planar-type and novel triple-gate fin-type hydrogenated diamond (H-diamond) metal-oxide-semiconductor field-effect transis...
Keyword:: Diamond, MOSFET, and triple-gate
Resource Type:: Article
Author:: LIU, Jiangwei, OOSATO, Hirotaka, DA, Bo, and KOIDE, Yasuo
Date Uploaded:: 28/02/2023

Analysis of Nano-hardness Distribution Near the Ferrite-martensite Interface in a Dual Phase Steel with Factorization of Its Scattering Behavior

Description/Abstract:: We investigated the local preliminary hardening of ferrite near the ferrite–martensite interfaces in a dual-phase (DP) steel. Geometrical...
Keyword:: dual phase steel, grains and interfaces, nanoindentation, scattering, and serial sectioning
Resource Type:: Article
Author:: Reon Ando, Takashi Matsuno, Tomoko Matsuda, Norio Yamashita, Hideo Yokota, Kenta Goto, and Ikumu Watanabe
Date Uploaded:: 28/02/2023

Understanding Complex Electron Radiolysis in Saline Solution by Big Data Analysis

Description/Abstract:: In this article, we developed a new method to analyze the complex chemical reactions induced by electron beam radiolysis based on big dat...
Keyword:: Complex Electron Radiolysis
Resource Type:: Article
Author:: Zhihao Zhang, Hongxuan Guo, Bo Liu, Dali Xian, Xuanxuan Liu, Bo Da, and Litao Sun
Date Uploaded:: 28/02/2023

Data-driven estimation of plastic properties in work-hardening model combining power-law and linear hardening using instrumented indentation test

Description/Abstract:: In this study, a method for determining the additional material constant in a modified work-hardening model combining power-law and linea...
Keyword:: Elastic-plastic material, finite element method, instrumented indentation test, material database, and response surface
Resource Type:: Article
Author:: Ta-Te Chen and Ikumu Watanabe
Date Uploaded:: 28/02/2023

Three-Dimensionally Gradient and Periodic Harmonic Structure for High Performance Advanced Structural Materials

Description/Abstract:: Creation of a unique “Harmonic Structure (HS)” with controlled bimodal grain size distribution in metals and alloys is a new material de...
Keyword:: bimodal Titanium, harmonic structure, lightweight materials, powder metallurgy, severe plastic deformation, and strengthening
Resource Type:: Article
Author:: Sanjay Kumar Vajpai, Han Yu, Mie Ota, Ikumu Watanabe, Guy Dirras, and Kei Ameyama
Date Uploaded:: 28/02/2023

Data-driven estimation of plastic properties of alloys using neighboring indentation test

Description/Abstract:: A data-driven estimation method for the plastic properties of alloys was proposed using indentations at neighboring positions. An instrum...
Keyword:: Elastic-plastic material, finite element method, instrumented indentation test, material database, mechanical testing, and response surface
Resource Type:: Article
Author:: Ta-Te Chen, Ikumu Watanabe, Dayuan Liu, and Kenta Goto
Date Uploaded:: 28/02/2023

Determination of electron backscattering coefficient of beryllium by a high-precision Monte Carlo simulation

Description/Abstract:: We present an up-to-date Monte Carlo simulation of electron backscattering coefficient of beryllium, which is an important material in fu...
Keyword:: electron backscattering coefficient
Resource Type:: Article
Author:: Abrar Hussain, Lihao Yang, Shifeng Mao, Bo Da, Károly Tőkési, and Z.J. Ding
Date Uploaded:: 28/02/2023

Reliable Ohmic Contact Properties for Ni/Hydrogen-Terminated Diamond at Annealing Temperature up to 900 °C

Description/Abstract:: Ohmic contact with high thermal stability is essential to promote hydrogen-terminated diamond (H-diamond) based electronic devices for hi...
Keyword:: Ni, high-temperature, hydrogen-terminated diamond (H-diamond), ohmic contact, and specific contact resistance
Resource Type:: Article
Author:: Xiaolu Yuan, Jiangwei Liu, Jinlong Liu, Junjun Wei, Bo Da, Chengming Li, and Yasuo Koide
Date Uploaded:: 28/02/2023

Inverse estimation approach for elastoplastic properties using the load-displacement curve and pile-up topography of a single Berkovich indentation

Anisotropic Multiscale Modelling in SAE-AISI 1524 Gas Tungsten Arc Welded Joints

High Current Output Hydrogenated Diamond Triple-Gate MOSFETs

Analysis of Nano-hardness Distribution Near the Ferrite-martensite Interface in a Dual Phase Steel with Factorization of Its Scattering Behavior

Understanding Complex Electron Radiolysis in Saline Solution by Big Data Analysis

Data-driven estimation of plastic properties in work-hardening model combining power-law and linear hardening using instrumented indentation test

Three-Dimensionally Gradient and Periodic Harmonic Structure for High Performance Advanced Structural Materials

Data-driven estimation of plastic properties of alloys using neighboring indentation test

Determination of electron backscattering coefficient of beryllium by a high-precision Monte Carlo simulation

Reliable Ohmic Contact Properties for Ni/Hydrogen-Terminated Diamond at Annealing Temperature up to 900 °C

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