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Xirong Wu, Nanxiang Zhen and Fansheng Kong
The continuous use of load-bearing road surfaces often results in degradation over time, particularly if they are constructed from cement or aggregates that were poorly polished. Surfaces prepared from calcined bauxite exhibit good skid resistance proper...
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Long-Jun Ren, Connie Lok-Kan Cheng, Christina Zong-Hao Ma and Yong-Ping Zheng
Muscle hardness and its relationship with different muscle lengths/positions are important for understanding its underlying physiological status, and yet remained unclear. This study aimed to detect the local muscle hardness at different muscle lengths a...
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Yurianto Yurianto,Pratikto Pratikto,Rudy Soenoko,Wahyono Suprapto
Pág. 55 - 61
The need for quenched and tempered steel increased, especially for the manufacture of the combat vehicle components. This steel is classified as high-strength and hardness and is bullet-resistant steel (armor steel). Maintaining the stability of steel ha...
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Haipeng Lin, Xuefeng Song, Fei Dai, Fengwei Zhang, Qiang Xie and Huhu Chen
Hardness is a critical mechanical property of grains. Accurate predictions of grain hardness play a crucial role in improving grain milling efficiency, reducing grain breakage during transportation, and selecting high-quality crops. In this study, we dev...
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Shengbo Hu, Zhijun Li, Peng Lu, Qingkai Wang, Jie Wei and Qiuming Zhao
In their natural state, snow crystals are influenced by the atmosphere during formation and multiple factors after landing, resulting in varying particle sizes and unstable particle morphologies that are challenging to quantify. The current research main...
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Liangtian Wang, Jie Zhou, Yuexin Chang and Hao Xu
In recent years, electrochemical descaling technology has gained widespread attention due to its environmental friendliness and ease of operation. However, its single-pass removal efficiency could be higher, severely limiting its practical application. T...
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Gonghou Yao, Zhanqiang Liu and Haifeng Ma
The presence of residual stress seriously affects the mechanical performance and reliability of engineering components. Here, the authors propose a novel method to determine corresponding residual stress through micro-hardness measurements of machined su...
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Zhenan Li, Tianyu Zhang, Minyi Zhu, Chengyong Li, Bin Li, Xiujuan Lu, Jianhua Wang, Liangquan Jia, Hengnian Qi, Xiaomin Wang and Guangwu Zhao
Seed physical properties are stable and visualized, and believed to be reference indicators for screening high-vigor seeds. However, the detailed relationship between seed vigor and its physical properties is not fully understood in rice. To elucidate th...
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Xianqiang Zhao, Zhaoran Xiao and Qingshan Wang
This study aims to clarify the relationship between surface hardness and the peak interfacial frictional coefficient under different particle sizes. The relationship between particle size and the peak interfacial frictional coefficient with different sur...
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Roberto Montanari, Alex Lanzutti, Maria Richetta, Javokhir Tursunbaev, Emanuele Vaglio, Alessandra Varone and Claudio Verona
Austenitic stainless steels produced by laser powder bed fusion (L-PBF) are quite interesting materials owing to their specific microstructure consisting of dendrite walls built of dislocations pinned by many nano-oxides that involves significant strengt...
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Natalia Kamanina
Among the different nanostructures involved in the improvement of material properties, carbon nanotubes occupy a specific place because of their small refractive index, extended surface, and large Young?s module, which can all provoke dramatic change in ...
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Vladimir Gurvich and Mikhail Vyalyi
We study the algorithmic complexity of solving subtraction games in a fixed dimension with a finite difference set. We prove that there exists a game in this class such that solving the game is EXP-complete and requires time 2O(??)
2
O
(
n
)
, where n is...
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Fumitaka Ito, Masahiko Naito, Naoyuki Katabami and Tatsuie Tsukiji
Custodian capture occurs when a player has placed two of his pieces on the opposite sides of an orthogonal line of the opponent?s men. Each piece moves like the rook in Chess. Different cultures played it from pre-modern times in two-player strategy boar...
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Davide Bilò, Luciano Gualà and Guido Proietti
Consider a communication network represented by a directed graph ??=(??,??)
G
=
(
V
,
E
)
of n nodes and m edges. Assume that edges in E are partitioned into two sets: a set C of edges with a fixed non-negative real cost, and a set P of edges whose cost...
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Mohammad Abouei Mehrizi and Gianlorenzo D'Angelo
Nowadays, many political campaigns are using social influence in order to convince voters to support/oppose a specific candidate/party. In election control via social influence problem, an attacker tries to find a set of limited influencers to start diss...
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Takeo Hagiwara and Tatsuie Tsukiji
Langton?s ant is a deterministic cellular automaton studied in many fields, artificial life, computational complexity, cryptography, emergent dynamics, Lorents lattice gas, and so forth, motivated by the hardness of predicting the ant?s macroscopic behav...
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Aladin Eko Purkuncoro,Rudy Soenoko,Dionysius Joseph Djoko Herry Santjojo,Yudy Surya Irawan
Pág. 24 - 29
Battery waste is one of waste that can damage the environment and there has not been much good processing in Indonesia. Even though, battery waste contains carbon which can be used as a target material for deposition of carbon films using plasma sputteri...
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Andreas Emil Feldmann, Karthik C. S., Euiwoong Lee and Pasin Manurangsi
Parameterization and approximation are two popular ways of coping with NP-hard problems. More recently, the two have also been combined to derive many interesting results. We survey developments in the area both from the algorithmic and hardness perspect...
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Yu-Cheng Hsiao and Fan-Bean Wu
Nickel?ruthenium?phosphorus, Ni?Ru?P, alloy coatings were fabricated by magnetron dual-gun co-sputtering from Ni?P alloy and Ru source targets. The composition variation and related microstructure evolution of the coatings were manipulated by the input p...
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Emilia-Adela Salca and Salim Hiziroglu
The objective of this experimental study was to evaluate the surface roughness and hardness of laminated wood-based composite panels as a function of exposure to high relative humidity (RH). All samples were conditioned in a room having a temperature of ...
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