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Electric current-restrained crack propagation in brittle GaN ceramics J. Mater. Sci. (IF 3.553) Pub Date : 2021-01-03 MingHao Zhao, Muhammad Umair, Chunsheng Lu, GuoShuai Qin
The reliability of a ceramic structure or device is closely related to its faults, such as structural defects and cracks. Here, we show that cracking in piezoelectric semi-conductive ceramics (PSCs) can be restrained with the application of an electric current. Due to the crack-generated flexoelectricity, piezoelectric polarization charges that generate and gather on the front of a crack result in
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Highly flexible electromagnetic interference shielding films based on ultrathin Ni/Ag composites on paper substrates J. Mater. Sci. (IF 3.553) Pub Date : 2021-01-03 Xiangli Liu, Ziheng Ye, Ling Zhang, Pengdong Feng, Jian Shao, Mao Zhong, Zheng Chen, Lijie Ci, Peng He, Hongjun Ji, Jun Wei, Mingyu Li, Weiwei Zhao
Highly flexible electromagnetic interference (EMI) shielding material with excellent shielding performance is of great significance to practical applications in next-generation flexible devices. However, most EMI materials suffer from insufficient flexibility and complicated preparation methods. In this study, we propose a new scheme to fabricate a magnetic Ni particle/Ag matrix composite ultrathin
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Possibility of an integrated transmission electron microscope: enabling complex in-situ experiments J. Mater. Sci. (IF 3.553) Pub Date : 2021-01-03 Khalid Hattar, Katherine L. Jungjohann
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The Cu 2 O/CuO/SnO 2 transparent pn junction film device towards photovoltaic enhancement with Cu 2+ self-oxidation transition layer J. Mater. Sci. (IF 3.553) Pub Date : 2021-01-03 Qi Yu, Jiaqi Pan, Jie Mei, Zhanfen Chen, Panhong Wang, Peipei Wang, Jingjing Wang, Changsheng Song, Yingying Zheng, Chaorong Li
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Vacancy-mediated effects for simultaneously enhancing the Cu/graphene/Al interfacial bonding strength and thermal conductance: a first-principles study J. Mater. Sci. (IF 3.553) Pub Date : 2021-01-03 Pei Liu, Jingpei Xie, Ruiyao Hei, Aiqin Wang, Douqin Ma, Zhiping Mao
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A visible-light-driven 3D Z-scheme photocatalyst by loading BiOI nanosheets onto g-C 3 N 4 microtubes for efficient degradation of tetracycline and p-chlorophenol J. Mater. Sci. (IF 3.553) Pub Date : 2021-01-02 Ying Wang, Dandan Wang, Hongji Li, Wei Jiang, Chunbo Liu, Guangbo Che
A facile step-by-step synthetic route was developed to synthesize the three-dimensional (3D) BiOI/g-C3N4 heterojunction photocatalyst by loading BiOI nanosheets onto g-C3N4 microtubes. And adjusting the material ratio easily controlled the amount of BiOI nanosheets on BiOI/g-C3N4 photocatalyst (BiOI/CN-0.5, BiOI/CN-1, BiOI/CN-3 and BiOI/CN-7). The photocatalytic properties were investigated by degradations
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Carbon layer-modified mesoporous silica supporter for PEG to improve the thermal properties of composite phase change material J. Mater. Sci. (IF 3.553) Pub Date : 2021-01-03 Yan Chen, Xuebin Li, Junkai Gao, Mouyuan Yang, Yi Liu, Yu Liu, Xi Tang
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On the interplay of microstructure and residual stress in LPBF IN718 J. Mater. Sci. (IF 3.553) Pub Date : 2020-12-25 Itziar Serrano-Munoz, Tobias Fritsch, Tatiana Mishurova, Anton Trofimov, Daniel Apel, Alexander Ulbricht, Arne Kromm, René Hesse, Alexander Evans, Giovanni Bruno
The relationship between residual stresses and microstructure associated with a laser powder bed fusion (LPBF) IN718 alloy has been investigated on specimens produced with three different scanning strategies (unidirectional Y-scan, 90° XY-scan, and 67° Rot-scan). Synchrotron X-ray energy-dispersive diffraction (EDXRD) combined with optical profilometry was used to study residual stress (RS) distribution
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Structural diversity, large interlayer spacing and switchable electronic properties of graphitic systems J. Mater. Sci. (IF 3.553) Pub Date : 2021-01-03 Qiaoyi Han, Kun Luo, Lei Sun, Quan Huang, Bing Liu, Qi Gao, Zihe Li, Pan Ying, Zhisheng Zhao, Bo Xu, Julong He
Recent experiments reported a substantial toughening of nanotwinned diamond (nt-diamond) composite with coherently interfaced diamond polytypes (different stacking sequences). This discovery emphasizes the diversity of graphite-like structures in carbon onion precursors for synthesizing nt-diamond composite. We designed five new graphitic polytypes to investigate structural diversity in graphitic systems
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Correction to: High mobility monolayer MoS 2 transistors and its charge transport behaviour under E-beam irradiation J. Mater. Sci. (IF 3.553) Pub Date : 2020-12-03 Tao Shen, Feng Li, Lei Xu, Zhenyun Zhang, Fazheng Qiu, Zhichao Li, Junjie Qi
According to the DFT calculations in a previous report (Ref. [27]: Nat. Commun. 2013, 4(1): 2642), the localization length ξ, which was consistent with the distribution of electron wave function, is equal to 6 Å. Consequently, the ξ value is corrected from 10 Å to 6 Å, and Figure 4c with the corrected value is modified as follows.
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In situ X-ray microtomography of the compression behaviour of eTPU bead foams with a unique graded structure J. Mater. Sci. (IF 3.553) Pub Date : 2020-12-01 Arun Sundar S. Singaravelu, Jason J. Williams, Jasmin Ruppert, Mark Henderson, Chris Holmes, Nikhilesh Chawla
In situ X-ray microtomography was used to characterize the changes in internal structure of an expanded thermoplastic polyurethane (eTPU) bead foam used in footwear midsole during compression. Quantitative data on cell size and volume changes based on conventional segmentation were computed. Image correlation on the 4D datasets, i.e. a 3D tomogram collected at various points during deformation, was
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The mechanism of negative linear thermal expansion behavior of cold-rolled Ti-34Nb alloy J. Mater. Sci. (IF 3.553) Pub Date : 2020-12-01 Xiangwei Wu, Wenqian Zou, Jindu Huang, Yulong Wu, Cong Luo, Chunbo Lan, Feng Chen
The mechanism of negative linear thermal expansion (NLTE) of Ti-34Nb (wt.%) alloy after 90% cold rolling is investigated by X-ray diffraction, thermal expansion and transmission electron microscopy. From the results, it is observed that 90% cold-rolled Ti-34Nb alloy is composed of β and α″ (Martensite) phases with the existence of < 110 > β and < 010 > α″ textures along rolling direction (RD). The
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Cu/MgO and Ni/MgO composite nanoparticles for fast, high-efficiency adsorption of aqueous lead(II) and chromium(III) ions J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-30 Iryna Matsukevich, Yuliya Lipai, Valentin Romanovski
The conditions were found and the patterns of formation of Ni and Cu composites based on MgO, obtained by the precipitation method and by the glycine–citrate–nitrate method. The obtained materials are of interest as sorbents for the purification of aqueous media from toxic impurities, as well as catalysts in organic synthesis, in particular for the production of methanol from carbon dioxide. The phase
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Effect of applied stress on creep properties of Sanicro 25 welded joint made with a composition-matched weld filler metal J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-30 Zhengxin Tang, Hongyang Jing, Yu Zhang, Lianyong Xu, Lei Zhao, Yongdian Han, Zhaofu Zhang, Yalin Gao
Sanicro 25 is a candidate material for reheaters and superheaters used in 650–700 °C advanced ultra-supercritical power plants. A composition-matched weld filler metal has been developed to join Sanicro 25 tubes through tungsten inert gas welding. Creep tests of the Sanicro 25 welded joint were conducted at 973 K under a stress of 180–240 MPa. The creep lifetime decreased with an increase in applied
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Salt-responsive ZnO microcapsules loaded with nitrogen-doped carbon dots for enhancement of corrosion durability J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-24 Yan Bao, Yan Yan, Yanmin Wei, Jianzhong Ma, Wenbo Zhang, Chao Liu
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Gradient multilayer aluminium sheets used in automotive heat exchangers J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-30 Zhipeng Yuan, Yiyou Tu, Ting Yuan, Yaohua Huang, Yunhe Zhang
The local electrochemical measurement and corrosion mechanism of the multi-layer aluminium sheets (AA4343/AA3xxx/AA4343 and AA7072/AA3xxx/AA4343) after brazing are determined by a combination of mechanical polishing and work function calculation based on density functional theory. The work functions of (100), (110), and (111) crystal planes of Si and α-Al(Fe,Mn)Si particles which are common in multi-layer
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One-step preparation of 3D binder-free electrode of porous Co-Mo-S nanostructures grown on Ni foam for supercapacitors J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-25 Nguyen Van Hoa, Pham Anh Dat, Nguyen Huu Nghia
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The reduction of thermal conductivity in Cd and Sn co-doped Cu 3 SbSe 4 -based composites with a secondary-phase CdSe J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-25 Shuping Deng, Xianyan Jiang, Lili Chen, Ziye Zhang, Ning Qi, Yichu Wu, Zhiquan Chen, Xinfeng Tang
In this paper, we reported the enhanced thermoelectric properties of Cd and Sn dual-doped Cu3SbSe4-based material prepared by the vacuum melting combined with spark plasma sintering process. X-ray photoelectron spectroscopy studies revealed the presence of Cu+, Cd2+, Sb5+, Sn4+ and Se2− states of Cu, Cd, Sb, Sn and Se, respectively. All samples exhibited p-type conduction with carrier concentrations
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Novel rare earth yttrium doping effect on physical properties of PbS nanostructures: facile synthesis and characterization J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-30 Kamlesh V. Chandekar, T. Alshahrani, A. Ben Gouider Trabelsi, F. H. Alkallas, Mohd. Shkir, S. AlFaify
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Mechanistic study on boron adsorption and isotopic separation with magnetic magnetite nanoparticles J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-17 Tao Chen, Jiafei Lyu, Qingfeng Wang, Peng Bai, Ying Wu, Xianghai Guo
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Whispering-gallery mode resonance-assisted plasmonic sensing and switching in subwavelength nanostructures J. Mater. Sci. (IF 3.553) Pub Date : 2020-12-01 Youlin Luo, Xiao-Qing Luo, Jianji Yi, Jie Ou, Weihua Zhu, Zhiyong Chen, W. M. Liu, Xinlin Wang
Whispering-gallery modes (WGMs), confining the resonant photons in nanoscale volumes, have been known to exhibit high-quality factor and sensitivity for electromagnetic waves in the field of nanophotonics. Here, we numerically demonstrate that a metasurface, which consists of periodic arrays with concentrically hybrid rectangular-slot (RS) and circular-ring-aperture (CRA) unit cells, supports polarization-dependent
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NADPH-guided synthesis of iodide-responsive nanozyme: synergistic effects in nanocluster growth and peroxidase-like activity J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-30 Shanshan Zheng, Qianqian Zhang, Danyang Yin, Hongzhi Gu, Jinli Zhang, Wei Li, Yan Fu
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Maintenance of superhydrophobic concrete for high compressive strength J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-20 Shenzhuang Ren, Yang Chen, Kun Xu, Jiyu Liu, Jing Sun, Danyang Zhao, Siying Ling, Jinlong Song, Shungang Hua
Concrete is often used in building, bridges, dams, roads and other infrastructures. However, the porosities and natural hydrophilicity of concrete often induce the damage of the concrete architecture or other disasters. Endowing the concrete with superhydrophobicity can effectively improve the antifreeze–thaw, anti-corrosion and anti-icing properties and expand the application prospect of concrete
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High-sensitivity, selective determination of dopamine using bimetallic nanoparticles modified boron-doped diamond electrode with anodic polarization treatment J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-24 Haichao Li, Yaohua Guo, Sichao Zeng, Qiuping Wei, P. E. Sharel, Ruitong Zhu, Jun Cao, Li Ma, KeChao Zhou, Lingcong Meng
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Correlation of orientation relationships and strain-induced martensitic transformation sequences in a gradient austenitic stainless steel J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-23 Yinsheng He, Kai Wang, Keesam Shin
Orientation relationships (ORs) play a crucial role in the phase transformation of face-centered cubic austenite (γ-fcc) to body-centered cubic martensite (α′-bcc) upon plastic deformation. So far, ORs between γ-fcc and α′-bcc are reported frequently; however, the correlation to the transformation sequences is not clear. Here, the gradient structured austenitic stainless 304 steel prepared by ultrasonic
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Abaca fibre reinforced polymer composites: a review J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-25 Agnivesh Kumar Sinha, Somnath Bhattacharya, Harendra Kumar Narang
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Sulfur quantum dot-based portable paper sensors for fluorometric and colorimetric dual-channel detection of cobalt J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-09 Lu Li, Chao Yang, Yong Li, Yulun Nie, Xike Tian
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A low temperature catalytic-type combustible gas sensor based on Pt supported zeolite catalyst films J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-19 Pan Wang, Xuemin Tian, Meng Yan, Boxuan Yang, Zhongqiu Hua
In this study, a catalytic-type combustible gas sensor was fabricated by the screen-printing method. Pt supported catalysts (Pt-HZSM5) were prepared by a wet impregnation method using HZSM5 zeolite as support. It was found that Pt-HZSM5 catalysts have a highly catalytic activity to H2 and CO at low temperatures and a selectively and fully combustible was observed at only 150 °C. A good dispersion state
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Review: theoretical and experimental investigation of the intrinsic properties of Zn 2 GeO 4 nanocrystals J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-23 João P. A. de Jesus, Anne C. L. Santos, Felipe M. Pinto, Carlton A. Taft, Felipe A. La Porta
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Influence of alloying on the tensile strength and electrical resistivity of silver nanowire: copper composites macroscopic wires J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-23 Simon Tardieu, David Mesguich, Antoine Lonjon, Florence Lecouturier-Dupouy, Nelson Ferreira, Geoffroy Chevallier, Arnaud Proietti, Claude Estournès, Christophe Laurent
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Ultrasonic evidence of temperatures characteristic of relaxors in PbFe 2/3 W 1/3 O 3 –PbTiO 3 solid solutions near the morphotropic phase boundary J. Mater. Sci. (IF 3.553) Pub Date : 2020-12-01 E. Smirnova, A. Sotnikov, M. Shevelko, N. Zaitseva, H. Schmidt
We present an ultrasonic study of relaxor-based solid solution (1−x) PbFe2/3W1/3O3–x PbTiO3 (0.25 ≤ x ≤ 0.35) located within the morphotropic phase boundary (MPB). The longitudinal ultrasonic wave velocity and attenuation have been measured by the ultrasonic pulse-echo technique at a frequency of 10 MHz in a wide temperature range from 200 to 800 K. Attenuation peaks have been observed at characteristic
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A review on deformation-induced electromagnetic radiation detection: history and current status of the technique J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-19 Sumeet Kumar Sharma, Vishal S. Chauhan, Michael Sinapius
Development of the deformation monitoring techniques for the infrastructures so as to avoid catastrophic failure and resulting economic/human loss has remained a key interest of scientists and engineers. Among various deformation monitoring techniques utilized and explored by groups of researchers, electromagnetic radiation detection is one of the intriguing techniques which has remained popular in
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Facile one-pot surfactant-free synthesis of hierarchical dahlia-like TiO 2 /V 2 O 5 composite with enhanced adsorption capacity for methylene blue J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-24 Debin Jiang, Ning Qi, Tengtun Xu, Jinwu Bai
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Zinc slow-release systems for maize using biodegradable PBAT nanofibers obtained by solution blow spinning J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-23 Caio V. L. Natarelli, Caio M. S. Lopes, Jefferson S. S. Carneiro, Leônidas C. A. Melo, Juliano E. Oliveira, Eliton S. Medeiros
Zinc is one of the most important micronutrients used in agriculture, especially in tropical soils that are Zn-deficient and thus adsorb Zn applied from fertilizer, making it less available to plants, a problem that causes plant deficiencies. Therefore, slow-release systems are an alternative to minimize the sorption process of micronutrients in soil and ensure their availability to plants. In this
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Exploration of nontrivial topological domain structures in the equilibrium state of magnetic nanodisks J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-23 Dan Liu, Tongyun Zhao, Ming Zhang, Lichen Wang, Jianfeng Xi, Baogen Shen, Baohe Li, Fengxia Hu, Jirong Sun
Topological magnetic domains exhibit many fascinating features and great potential in information storage and spintronics owing to their unique spin textures. In order to investigate the topological properties of the domain structures, the spontaneous evolutions of magnetic moments are evaluated by using Landau–Lifshitz–Gilbert equation. The equilibrium phase diagrams of the system with randomly, radial
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Aqueous friction behavior of swollen hydrophilic poly(ethylene glycol)-based polyurethane coatings J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-30 Peter T. M. Albers, Jozua Laven, Leendert G. J. van der Ven, Rolf A. T. M. van Benthem, Gijsbertus de With, A. Catarina C. Esteves
The macroscopic friction behavior of water-swollen cross-linked poly(ethylene glycol)-based polyurethane coatings (PEG-based PU coatings) with varying PEG precursor mass is measured against a glass counter surface. Experimental data such as the water uptake and the indentation modulus are used to calculate an accurate value for the molar mass between cross-links Mc, which, in turn, is used for the
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Graphene oxide-promoted Ti/PbO 2 photoanode with photoelectric synergy effect for efficient photoelectrocatalytic degradation of reactive brilliant blue J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-30 Wenfeng Li, Huiru Ma-An, Yinghuan Fu, Chun Ma, Guowen Wang, Xiaoli Dong, Hongchao Ma
The development of semiconductor-based photoelectrocatalysts with superior activity is of great importance for water purification. Here, we fabricated graphene oxide (GO)-wrapped Ti/PbO2 photoanodes by combination of electrochemical deposition and electrophoretic deposition process. The as-obtained composite electrodes showed better performance for photoelectrocatalytic (PEC) degradation of reactive
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Gas permeability of graphite foil prepared from exfoliated graphite with different microstructures J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-19 Andrei V. Ivanov, Natalia V. Maksimova, Mikhail S. Manylov, Alexey N. Kirichenko, Igor L. Kalachev, Artem P. Malakho, Victor V. Avdeev
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Anticorrosive and UV-blocking waterborne polyurethane composite coating containing novel two-dimensional Ti3C2 MXene nanosheets J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-11 Xinxin Sheng, Sihao Li, Haowei Huang, Yanfeng Zhao, Ying Chen, Li Zhang, Delong Xie
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Correction to: Studies on de-icing and anti-icing of carbon fiber-reinforced composites for aircraft surfaces using commercial multifunctional permanent superhydrophobic coatings J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-10 A. Khadka, B. Subeshan, R. Asmatulu
In the original article, the name of author A. Khadka was misspelled. It is correct here.
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Preparation of a natural rubber with high thermal conductivity, low heat generation and strong interfacial interaction by using NS-modified graphene oxide J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-09 Shuaishuai Cheng, Xiaoyuan Duan, Zhiyi Zhang, Dong An, Guizhe Zhao, Yaqing Liu
Owing to its remarkable electrical, mechanical and thermal properties, graphene has been considered the most promising reinforcing filler for the development of rubber nanocomposites. In this work, a novel interfacial structure consisting of reduced graphene oxide (rGO)/N-tert-butyl-2-benzothiazole sulfonamide (NS)/natural rubber (NR) (NR/NS-rGO) with covalent bond connections was fabricated using
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Fabrication of TbFeCo alloy films with tunable perpendicular coercivity evaluated by extraordinary Hall effect measurements J. Mater. Sci. (IF 3.553) Pub Date : 2020-10-29 Ke Wang, Yongming Tang, Xiaopeng Xiao, Zhan Xu, Jian Liu
Rare-earth transition metal (RE-TM) TbFeCo alloy films with adjustable perpendicular switching field and anisotropy are desirable for the applications in high-density spintronic devices. A series of TbFeCo alloy films are fabricated by sputtering a composite target method. The perpendicular magnetic properties of the ferrimagnetic TbFeCo films are investigated by Extraordinary Hall effect (EHE) measurements
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Chemical and structural properties of reduced graphene oxide—dependence on the reducing agent J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-09 B. Lesiak, G. Trykowski, J. Tóth, S. Biniak, L. Kövér, N. Rangam, L. Stobinski, A. Malolepszy
Graphene oxide (GO) prepared from graphite powder using a modified Hummers method and reduced graphene oxide (rGO) obtained from GO using different reductants, i.e., sodium borohydride, hydrazine, formaldehyde, sodium hydroxide and L-ascorbic acid, were investigated using transmission electron microscopy, X-ray diffraction, Raman, infrared and electron spectroscopic methods. The GO and rGOs’ stacking
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Chain structure-dependent electrochemical performance of polyimide cathode materials for lithium-ion batteries J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-05 Xufei Liu, Shengqiang Qiu, Peng Mei, Qing Zhang, Yingkui Yang
Organic polyimides have received an ever-growing interest in lithium-ion batteries based on the reversible anion stabilization mechanism of redox-active carbonyl groups due to their high theoretical capacities, resource sustainability, and diverse chain structures. Herein, four linear polyimides with different chain structures were synthesized by a facile and green hydrothermal method. The chain s
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Designed poly(ethylene glycol) conjugate-erbium-doped magnetic nanoparticle hybrid carrier: enhanced activity of anticancer drug J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-03 Kiruthiga Kaliyamoorthi, Archana Sumohan Pillai, Aleyamma Alexander, Sivaraj Ramasamy, Anitha Arivarasu, Israel V. M. V. Enoch
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Ultrahigh carrier mobility and light-harvesting performance of 2D penta-PdX 2 monolayer J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-10 Dhara Raval, Bindiya Babariya, Sanjeev K. Gupta, P. N. Gajjar, Rajeev Ahuja
In this study, we have examined the geometrical, electronic and optical properties of penta-PdX2 (X = As,P) using density functional calculation. The electronic structure calculations show that the penta-PdAs2 and PdP2 are semiconductors with direct band gaps of 0.34 eV and 0.30 eV, respectively. The dynamical stability of penta-PdX2 monolayer is proved by the absence of imaginary frequencies in the
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Synthesis and crystal structures of novel alkali rare-earth orthoborates K 3 RE 3 (BO 3 ) 4 (RE = Pr, Nd, Sm–Lu) J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-06 Pengyun Chen, M. Mangir Murshed, Thorsten M. Gesing
We report a series of novel alkali rare-earth orthoborates K3RE3(BO3)4 (RE = Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb and Lu) prepared by high-temperature solid-state syntheses. Single crystals of K3Pr3(BO3)4, K3Er3(BO3)4, K3Tm3(BO3)4, K3Yb3(BO3)4 and K3Lu3(BO3)4 are obtained by spontaneous crystallization using a flux. Complementary single-crystal and powder X-ray diffraction measurements followed
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The thermodynamic reassessment of the binary Al–Cu system J. Mater. Sci. (IF 3.553) Pub Date : 2020-10-27 Aleš Kroupa, Ondřej Zobač, Klaus W. Richter
The Al–Cu binary system has been investigated intensively in the past as key binary system for many important industrial alloys. With respect to new experimental results about phase equilibria in Al–Cu system, it was found necessary to prepare new CALPHAD-type thermodynamic description of the Al–Cu system. In course of this work, the known crystallography of several intermetallic phases and the information
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Self-assembly of α -MnO 2 /Mn 3 O 4 hierarchical structure on carbon cloth for aymmetric supercapacitors J. Mater. Sci. (IF 3.553) Pub Date : 2020-10-30 Jincan Jia, Xiao Lian, Mingzai Wu, Fangcai Zheng, Yuanhao Gao, Helin Niu
In this work, carbon cloth (CC) was employed as a substrate onto which α-MnO2 nanowires were grown hydrothermally as a secondary support structure. In NaBH4 aqueous solution, the surface of the MnO2 was reduced at room temperature to form α-MnO2/Mn3O4 hierarchical structure. At a current density of 2 A g−1, the specific capacitance of the α-MnO2/Mn3O4@CC was found to be 181 F g−1. The energy density
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Influence of yttria-stabilized zirconia content on rheological behavior and mechanical properties of zirconia-toughened alumina fabricated by paste-based stereolithography J. Mater. Sci. (IF 3.553) Pub Date : 2020-10-29 Maoshan Li, Weiwei Liu, Jianbin Nie, Chuanyang Wang, Wenli Li, Zhanwen Xing
Improvement of the mechanical properties of advanced ceramics fabricated by additive manufacturing has been a prerequisite for their wide applications. In this work, zirconia-toughened alumina (ZTA) parts with a variety of yttria-stabilized zirconia (YSZ) content were fabricated by stereolithography (SL) technology, based on the appropriate self-holding ability of the viscoelastic paste and application
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Development and evaluation of nanostructured palladium thin film prepared by dealloying using dilute citric acid for hydrogen gas sensing application J. Mater. Sci. (IF 3.553) Pub Date : 2020-10-26 Takuji Ube, Shuuya Hasegawa, Tsubasa Horie, Takashi Ishiguro
The safe application of H2 gas requires a high-performance H2 gas sensing system. An attractive H2 gas sensor for industrial application which has H2 gas selectivity, high sensitivity, high response, high durability, small size, and low cost has not been developed yet. Durability is one of the most important problems in H2 gas sensors using Pd. This study focused on electric resistivity changes in
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A new insight into formation of 3D porous biomaterials J. Mater. Sci. (IF 3.553) Pub Date : 2020-10-23 Yanping Liu, Yingchao Wang, Mengnan Zhang, Zhiyuan Qi, Jun Zeng, Nan Tian, Qian Li
The degradation of poly(\(\varepsilon\)-caprolactone)/poly(l-lactic acid) (PCL/PLLA) electrospun membrane was carried out in the phosphate buffer of esterase and water, respectively. A three-dimensional (3D) porous morphology was cultivated during esterase degradation, which was confirmed by scanning electronic microscope (SEM), while the structural evolution was analyzed by differential scanning calorimetry
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A green and simple method for energy storage and conversion application J. Mater. Sci. (IF 3.553) Pub Date : 2020-10-16 Zixu Sun, Kaibing Li, See Wee Koh, Lishi Jiao
In this paper, we report a green and low-cost method to synthesize Si-based anode applying setaria and corn leaf as raw materials. After carbon coating process, the as-prepared composite shows good electrochemcial properties with high reversible capacity and robust stability for lithium ion battery. Furthermore, the N-doped carbon derived from the corn leaf shows a maximum faradaic efficiency of 82
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Influence of Cu/Mg ratio on microstructure and mechanical properties of Al–Zn–Mg–Cu alloys J. Mater. Sci. (IF 3.553) Pub Date : 2020-10-28 Shilong Wei, Richu Wang, Hui Zhang, Chunting Xu, Ying Wu, Yan Feng
The relationship between microstructure evolution and mechanical performance of Al–Zn–Mg–Cu alloys with varying Cu/Mg ratios was discussed in detail under different two-step aging (T7X). The results showed that the undissolved second-phase particles including σ-Al7Cu2Fe and T-Al2Mg3Zn occurred in the quenched Al–Zn–Mg–Cu alloys. When the Cu/Mg ratio approaches 1.64, the S-Al2CuMg phase was also observed
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Nickel foam-supported starfish-like Ni(OH) 2 @CoS nanostructure with obvious core–shell heterogeneous interfaces for hybrid supercapacitors application J. Mater. Sci. (IF 3.553) Pub Date : 2020-10-09 Yuying Yang, Hong Zhu, Haixia Meng, Weixia Ma, Chengjuan Wang, Fuquan Ma, Zhongai Hu
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Joining of SiO 2 glass and 316L stainless steel using Bi–Ag-based active solders J. Mater. Sci. (IF 3.553) Pub Date : 2020-10-16 Felix Weber, Markus Rettenmayr
Active brazing is a commonly used method for joining dissimilar materials with at least one non-metallic component. In the present study, joining of SiO2 glass to 316L stainless steel was performed utilizing Bi–Ag-based solders. Ti up to a concentration of 4 and Mg up to 1 wt.% were added as active elements. Microstructures of the solder alloys in the as-cast state and of cross sections of the joined
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Assembling flower-on-sheet CoP–NiCoP nanohybrids as efficient self-supported electrocatalysts for hydrogen evolution reaction in both acidic and alkaline media J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-02 Yuqun Lin, Peican Wang, Adeline Loh, Lei Wan, Ullah Habib, Ziang Xu, Xiaohong Li, Baoguo Wang
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Photocatalytic MOF fibrous membranes for cyclic adsorption and degradation of dyes J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-02 Jiming Huang, Ding Huang, Fanbao Zeng, Long Ma, Zhengbang Wang
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Studies on de-icing and anti-icing of carbon fiber-reinforced composites for aircraft surfaces using commercial multifunctional permanent superhydrophobic coatings J. Mater. Sci. (IF 3.553) Pub Date : 2020-10-26 A. Khadak, B. Subeshan, R. Asmatulu
The accumulation of ice on structures can restrict the performance of equipment and cause other concerns in many industries such as aviation, automotive transportation, telecommunication, and defense. The removal of ice requires the use of some chemicals and various other techniques, which are expensive, time-consuming, and unsafe. Superhydrophobic (SH) coatings have been involved in many commercial
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Unique 3D interpenetrating capillary network of wood veneer for highly efficient cross flow filtration J. Mater. Sci. (IF 3.553) Pub Date : 2020-11-02 Xiu Zhu, Jinbo Hu, Gonggang Liu, Dongnian Xu, Yuan Wei, Dahua Li, Shanshan Chang, Xianjun Li, Yuan Liu
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