Johannes Ast
机构: CEA - Commissariat à l’énergie atomique et aux énergies alternatives
每年引用次数
引用次数
引用: 1,093
H-指数: 15
I10-指数 : 18
出版物: 31
A review of experimental approaches to fracture toughness evaluation at the micro-scale
J. Ast , M. Ghidelli , K. Durst , M. Göken
Materials & Design 173 107762
153
2019
The brittle-ductile transition of tungsten single crystals at the micro-scale
J. Ast , J.J. Schwiedrzik , J. Wehrs , D. Frey
Materials & Design 152 168 -180
23
2018
Residual stress and adhesion of thermal spray coatings: Microscopic view by solidification and crystallisation analysis in the epitaxial CoNiCrAlY single splat
F. Fanicchia , X. Maeder , J. Ast , A.A. Taylor
Materials & Design 153 36 -46
10
2018
Novel micro-scale specimens for mode-dependent fracture testing of brittle materials: A case study on GaAs single crystals
J. Ast , J.J. Schwiedrzik , N. Rohbeck , X. Maeder
Materials & Design 193 108765
2
2020
Fracture properties of thin film TiN at elevated temperatures
J. Buchinger , L. Löfler , J. Ast , A. Wagner
Materials & Design 194 108885
33
2020
In situ micro-cantilever tests to study fracture properties of NiAl single crystals
F. Iqbal , J. Ast , M. Göken , K. Durst
Acta Materialia 60 ( 3) 1193 -1200
107
2012
Nanoforming behaviour and microstructural evolution during nanoimprinting of ultrafine-grained and nanocrystalline metals
J. Ast , K. Durst
Materials Science and Engineering A-structural Materials Properties Microstructure and Processing 568 68 -75
10
2013
Synthesis and characterization of superalloy coatings by cathodic arc evaporation
J. Ast , M. Döbeli , A. Dommann , M. Gindrat
Surface & Coatings Technology 327 139 -145
1
2017
The formation of a homogeneous α-alumina coating on a Ni-based superalloy from a layer stack deposited by cathodic arc evaporation
J. Ast , Z. Balogh-Michels , M. Döbeli , A. Dommann
Surface & Coatings Technology 360 329 -334
2019
A new push‐pull sample design for microscale mode 1 fracture toughness measurements under uniaxial tension
J.J. Schwiedrzik , J. Ast , L. Pethö , X. Maeder
Fatigue & Fracture of Engineering Materials & Structures 41 ( 5) 991 -1001
6
2018
マイクロプラスチックの光学顕微鏡による形態観察と分光法による化学同定ならびに nanoGPS と ParticleFinder を用いたマイクロプラスチックのヒト腎臓細胞への影響評価
George SARAU , Melina YARBAKHT , Barbara E OßMANN , Lasse KLING
Readout: Horiba technical reports ( 54) 23 -32
2020
Correlative in situ total and elastic strain mapping on micromechanical test pieces by DIC and HR-EBSD
Johann Michler , Xavier Maeder , Johannes Ast , Thomas E.J. Edwards
2019
Recent progresses in in-situ and 3D HR-EBSD techniques to assess deformation mechanism of materials at small scale
Johann Michler , Jakob Schwiedrzik , Szilvia Kalácska , Xavier Maeder
2019
Fracture toughness evaluation of NiAl single crystals by microcantilevers—a new continuous J-integral method
Johannes Ast , Benoit Merle , Karsten Durst , Mathias Göken
Journal of Materials Research 31 ( 23) 3786 -3794
30
2016
Microcantilever bending experiments in NiAl – Evaluation, size effects, and crack tip plasticity
Johannes Ast , Thomas Przybilla , Verena Maier , Karsten Durst
Journal of Materials Research 29 ( 18) 2129 -2140
47
2014
Interplay of stresses, plasticity at crack tips and small sample dimensions revealed by in-situ microcantilever tests in tungsten
Johannes Ast , Mikhail N. Polyakov , Gaurav Mohanty , Johann Michler
Materials Science and Engineering A-structural Materials Properties Microstructure and Processing 710 400 -412
19
2018
Relating fracture toughness to micro-pillar compression response for a laser powder bed additive manufactured bulk metallic glass
James P. Best , Johannes Ast , Bosong Li , Moritz Stolpe
Materials Science and Engineering A-structural Materials Properties Microstructure and Processing 770 138535
50
2020
Crack Healing in Ti2Al0.5Sn0.5C–Al2O3 Composites
Guo Ping Bei , Birgit Joana Pedimonte , Marc Pezoldt , Johannes Ast
Journal of the American Ceramic Society 98 ( 5) 1604 -1610
28
2015
Size-dependent fracture toughness of tungsten
Johannes Ast , Mathias Göken , Karsten Durst
Acta Materialia 138 198 -211
60
2017
3D HR-EBSD Characterization of the plastic zone around crack tips in tungsten single crystals at the micron scale
Szilvia Kalácska , Johannes Ast , Péter Dusán Ispánovity , Johann Michler
Acta Materialia 200 211 -222
21
2020