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S

Stefanus Harjo

japan atomic energy agency

45H-index
443Paper Count
7.0KCitation Count
Published Papers 144
Publication Date
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A dual-scale chemical fluctuation nanostructure enables CoCrFeNiPd high entropy alloy with exceptional mechanical properties at ultralow temperatures
errActa Materialia
IF9.3
err2026-08-07
err0
PREAI
errHuiqiang Ying; Zongde Kou; Haiyan He; Zhenduo Wu; Jiacheng Ge; Shangshu Wu; Zhiguang Zhu; Junqiang Xu; Yubin Ke; He Zhu; Wu Gong; Stefanus Harjo; Tamas Ungar; Gabor Ribarik; Xun-Li Wang; Qian Yu; Si Lan
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Unveiling the effects of Mn, Cr, Al, and Si on the low-temperature tempering behaviors of high-carbon martensite
errJournal of Materials Science & Technology
IF14.3
err2026-04-17
err0
errOAAI
errYongjie Zhang; Kento Marusawa; Kohei Kudo; Satoshi Morooka; Wu Gong; Stefanus Harjo; Goro Miyamoto; Tadashi Furuhara
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Ductile-to-brittle transition in aluminum alloys
errMaterials Research Letters
IF7.9
err2026-03-18
err0
errOAAI
errDengshan Zhou; Xiuzhen Zhang; Xueyong Pang; Zitong Zhao; Xinren Chen; Shaolou Wei; Chao Yang; Wu Gong; Stefanus Harjo; Rongguang Li; Deliang Zhang; Gaowu Qin
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Durable elastocaloric alloys for wide-temperature range cooling
errMaterials Today Physics
IF9.7
err2026-02-18
err0
PREAI
errYanxu Wang; Wu Gong; Delun Gong; Kun Zhang; Zhenquan Zhang; Stefanus Harjo; Loku Singgappulige Rosantha Kumara; Qiang Zhang; Wenjun Kuang; Rui Yang; Zhidong Zhang; Yulin Hao; Bing Li
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Elastic accommodation and anomalous tetragonality of thin-plate martensite in an Fe-31Ni-10Co-3Ti alloy revealed by in situ neutron diffraction at cryogenic temperatures
errJournal of Alloys and Compounds
IF6.3
err2026-02-06
err0
errOAAI
errTakayuki Yamashita; Stefanus Harjo; Wu Gong; Takuro Kawasaki; Shigekazu Morito; Satoshi Morooka; Hidetoshi Fujii; Yo Tomota
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Interplay of dynamic strain aging and dynamic precipitation in the Portevin–Le Châtelier effect in an Al-Mg-Zn-based crossover aluminum alloy
errActa Materialia
IF9.3
err2026-02-05
err0
PREAI
errXiuzhen Zhang; Yue Li; Shaolou Wei; Haonan Guo; Zhufeng He; Chao Yang; Wu Gong; Stefanus Harjo; Dengshan Zhou; Zhihui Li; Deliang Zhang; Dierk Raabe; Gaowu Qin
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TiC nanoparticles tune phase stability and deformation mechanisms in directed energy deposition processed Fe60Co15Ni15Cr10 medium-entropy alloy composites
errmaterials science and engineering: a
IF0
err2026-01-27
err0
PREAI
errSoung Yeoul Ahn; Eun Seong Kim; Sang Guk Jeong; Stefanus Harjo; Takuro Kawasaki; Wu Gong; Hyun-Joong Kim; Soon-Jik Hong; Sun Ig Hong; Hyeonseok Kwon; Jung Gi Kim; Hyoung Seop Kim
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Super-ductile magnesium alloy at room temperature
errACTA MATERIALIA
IF9.3
err2026-01-21
err0
PREAI
errLi, He; Liu, Maowen; Xu, Tengfei; Zhang, Ruifeng; Gong, Wu; Kawasaki, Takuro; Harjo, Stefanus; Tsuji, Nobuhiro; Wei, Qiuming; Ma, Chaoli; Zheng, Ruixiao
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Surface severe plastic deformation-enabled deformation behavior control and mechanical property enhancement in metastable ferrous medium-entropy alloys
errInternational Journal of Plasticity
IF12.8
err2025-12-13
err0
PREAI
errGang Hee Gu; Sang Guk Jeong; Jae Heung Lee; Stefanus Harjo; Wu Gong; Auezhan Amanov; Jae Wung Bae; Hyeonseok Kwon; Hyoung Seop Kim
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Integrated neutron and surface-based characterization of stress/strain fields and microstructural evolution during fatigue crack growth in SUS304 stainless steel
errMaterials Science and Engineering: A
IF0
err2025-12-10
err0
PREAI
errYuhua Su; Takenao Shinohara; Joseph Don Parker; Kenichi Oikawa; Tetsuya Kai; Wu Gong; Tatsuya Ito; Stefanus Harjo; Kazuya Aizawa; Yoshiaki Kiyanagi; Yo Tomota
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Unveiling post-deformation transformation mechanism and ferrite microstructure evolution for tailoring mechanical properties of low-carbon martensitic steels
errJournal of Materials Science & Technology
IF14.3
err2025-12-09
err0
PREAI
errZelin Tong; Chenghui Xia; Wei Li; Wei Ding; Baoqi Guo; Na Min; Wu Gong; Stefanus Harjo; Nobuhiro Tsuji
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Low-temperature deformation mechanism in a work-hardenable body-centered cubic high-entropy alloy with a large uniform elongation
errActa Materialia
IF9.3
err2025-11-15
err0
errOAAI
errLi Zhu; Weixia Dong; Muhammad Naeem; Haojie Kong; Chenhui Hu; Ziyang Fan; Wu Gong; Stefanus Harjo; Si Lan; Yuan Wu; Zhaoping Lu; Xun-Li Wang
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Stress and temperature, rather than hydrogen, govern stacking fault evolution during tensile deformation in Fe–24Cr–19Ni steel
errScripta Materialia
IF5.6
err2025-11-08
err0
PREAI
errTatsuya Ito; Yuhei Ogawa; Wu Gong; Takuro Kawasaki; Akinobu Shibata; Stefanus Harjo
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errSave
Effect of nanoscale cellular structure on the mechanical properties of Inconel 718 with unique hierarchical structure fabricated by laser powder bed fusion
errActa Materialia
IF9.3
err2025-11-02
err0
errOAAI
errKen Cho; Kippei Yamashita; Shinnosuke Kakutani; Takuma Saito; Taisuke Sasaki; Katsuhiko Sawaizumi; Masayuki Okugawa; Yuichiro Koizumi; Tsuyoshi Mayama; Taichi Kikukawa; Ozkan Gokcekaya; Takuya Ishimoto; Hajime Kimizuka; Wu Gong; Takuro Kawasaki; Stefanus Harjo; Takayoshi Nakano; Hiroyuki Y. Yasuda
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Critical role of L21 and L12 phase in deformation behaviors of additively manufactured FeCrNiAlTi alloy
errInternational Journal of Plasticity
IF12.8
err2025-10-10
err0
PREAI
errXiaopei Wang; Yan Wang; Wu Gong; Wenhua Wu; Youyou Zhang; Stefanus Harjo; Zhigang Yang; Hao Chen
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Grain size dependence of <hkl> intergranular lattice strain generated by plastic deformation in ferritic steel
errmaterials science materials in engineering
IF0
err2025-09-20
err0
PREAI
errYo Tomota; Hongxing Li; Noriyuki Tsuchida; Wu Gong; Stefanus Harjo; Takahito Ohmura
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Revealing dislocation evolution in a nickel-based superalloy during tensile deformation by in-situ neutron diffraction
errmaterials science materials in engineering
IF0
err2025-08-18
err0
PREAI
errZhiran Yan; Qing Tan; Yi Gao; Yi Rong; Hailong Qin; Zhongnan Bi; Wu Gong; Stefanus Harjo; Yan-dong Wang
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errSave
Revealing deformation mechanism of fine-grained Mg alloys via in-situ neutron diffraction analysis
errScripta Materialia
IF5.6
err2025-08-13
err0
PREAI
errHidetoshi Somekawa; Wu Gong; Takuro Kawasaki; Stefanus Harjo; Alok Singh; Yo Tomota
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Enhancing the strength and ductility of a medium entropy alloy through non-basal slip activation
errNature Communications
IF15.7
err2025-07-14
err0
errOAAI
errZhen Chen; Yang Chen; Daixiu Wei; Xu Liu; Xuan Luo; Henggao Xiang; Wu Gong; Stefanus Harjo; Takuro Kawasaki; Rui Hou; Jinpeng Zhang; Demin Zhu; Jiheng Tang; Luo Li; Jianghui Xie; Gong Zheng; Zhixiang Qi; Howard Sheng; Guang Chen
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Mechanistic insights into deformation, load redistribution, and stress partitioning in high-strength dual-phase medium-entropy alloys
errmaterials science materials in engineering
IF0
err2025-07-11
err0
PREAI
errGang Hee Gu; Hyojeong Ha; Stefanus Harjo; Wu Gong; Dmitri V. Louzguine-Luzgin; Hyoung Seop Kim
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errSave

Research Directions

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Co-authors
Cooperation Journals
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Dierk Raabe
H-index: 178 · Papers: 2.3K
Y
Yuntian Zhu
H-index: 124 · Papers: 743
E
E. Ma
H-index: 120 · Papers: 532
M
M. Tanaka
H-index: 107 · Papers: 1.4K
Hyoung Seop Kim cover
Hyoung Seop Kim (Hyoung Seop Kim)
H-index: 99 · Papers: 1.8K
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