Skip to Content
Toggle navigation
Home
About
Help
Contact
Login
Search MDR
Go
Search Constraints
Start Over
Filtering by:
Author
Ikumu Watanabe
Remove constraint Author: Ikumu Watanabe
Type of work
Publication
Remove constraint Type of work: Publication
« Previous |
1
-
10
of
25
|
Next »
Sort by relevance
relevance
date uploaded ▼
date uploaded ▲
date modified ▼
date modified ▲
Number of results to display per page
10 per page
10
per page
20
per page
50
per page
100
per page
View results as:
List
Gallery
Masonry
Slideshow
Search Results
Multiscale analysis of mechanical behavior of multilayer steel structures fabricated by wire and arc additive manufacturing
Description/Abstract:
The mechanical behavior of multilayer steel structures fabricated via wire and arc additive manufacturing (WAAM) has been investigated fr...
Keyword:
Wire and arc additive manufacturing
,
finite element method
,
instrumented indentation
,
multiscale characterization
, and
stainless steel
Resource Type:
Article
Author:
Ikumu Watanabe
,
Zhengzhong Sun
,
Houichi Kitano
, and
Kenta Goto
Date Uploaded:
02/03/2023
Topological alternation from structurally adaptable to mechanically stable crosslinked polymer
Description/Abstract:
Stimuli-responsive polymers with complicated but controllable shape-morphing behaviors are critically desirable in several engineering f...
Keyword:
Covalent adaptable network polymer
,
creep deformation
,
shape-morphing polymer material
, and
topological alternation
Resource Type:
Article
Author:
Wei-Hsun Hu
,
Ta-Te Chen
,
Ryo Tamura
,
Kei Terayama
,
Siqian Wang
,
Ikumu Watanabe
, and
Masanobu Naito
Date Uploaded:
02/03/2023
Stress dependence of indentation modulus for carbon fiber in polymer composite
Description/Abstract:
Elastic modulus measured through atomic force microscopy (AFM)-based indentation on single carbon fiber (CF) is found with dependence on ...
Keyword:
Atomic force microscopy
and
indentation
Resource Type:
Article
Author:
Hongxin Wang
,
Han Zhang
,
Daiming Tang
,
Kenta Goto
,
Ikumu Watanabe
,
Hideaki Kitazawa
,
Masamichi Kawai
,
Hiroaki Mamiya
, and
Daisuke Fujita
Date Uploaded:
02/03/2023
Estimation of Texture-Dependent Stress-Strain Curve and <i>r</i>-Value of Aluminum Alloy Sheet Using Deep Learning
Description/Abstract:
Deformation of an aluminum alloy sheet which is affected by its underlying crystallographic texture has been widely studied using crystal...
Keyword:
crystallite orientation
,
deep learning
,
flow stress
,
numerical analysis
,
tension test
, and
texture
Resource Type:
Article
Author:
Kohta Koenuma
,
Akinori Yamanaka
,
Ikumu Watanabe
, and
Toshihiko Kuwabara
Date Uploaded:
02/03/2023
Stress mapping reveals extrinsic toughening of brittle carbon fiber in polymer matrix
Description/Abstract:
We conducted an in situ study on CFRP fracturing process using atomic-force-microscopybased stress-sensitive indentation. Tensile stress ...
Keyword:
AFM
,
CFRP
,
Stress
, and
indentation
Resource Type:
Article
Author:
Hongxin Wang
,
Han Zhang
,
Kenta Goto
,
Ikumu Watanabe
,
Hideaki Kitazawa
,
Masamichi Kawai
,
Hiroaki Mamiya
, and
Daisuke Fujita
Date Uploaded:
02/03/2023
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
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
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
« Previous
Next »
1
2
3
Toggle facets
Limit your search
Type of work
Publication
[remove]
25
Keyword
finite element method
4
Elastic-plastic material
3
indentation
3
instrumented indentation test
3
Metamaterial
2
more
Keywords
»
Language
English
25
Publisher
Informa UK Limited
8
Elsevier BV
5
Japan Institute of Metals
4
MDPI AG
4
National Institute for Materials Science
2
more
Publishers
»
Resource type
Article
25
Visibility
open
25
Rights Statement Sim
Creative Commons BY Attribution 4.0 International
21
In Copyright
4
Author
Ikumu Watanabe
[remove]
25
Kenta Goto
7
Ta-Te Chen
7
Xiaoyang Zheng
4
Masanobu Naito
3
more
Authors
»