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Effect on microstructure and mechanical properties of friction stir welded 5A06 aluminum alloy joints by deep cryogenic treatment Mater. Res. Express (IF 2.3) Pub Date : 2024-04-22 Jingjing Du, Mengke Qiao, Jun Wang, Liang Zhang, Wenzhuo Bian, Huixia Wang, Rui Sun, Yongdi Zhang and Shan Su
In order to improve the comprehensive mechanical properties of the welded joints of the 5A06 aluminum alloy, friction stir welded (FSW) joints were subjected to deep cryogenic treatment (DCT). The microstructure and mechanical properties were characterised using metallographic microscopy, x-ray diffractometer (XRD), energy spectrometer, microhardness tests, and tensile tests. The experimental results
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A study on the optimization and functionalization of zirconia-coated multi-walled carbon nanotubes through hydrothermal process Mater. Res. Express (IF 2.3) Pub Date : 2024-04-22 Suhas K, Murthy BRN and Anupama Hiremath
Carbon nanotubes (CNTs) have emerged as revolutionary nanomaterials with exceptional properties. This study focuses on optimizing acid treatment conditions for functionalizing multi-walled carbon nanotubes (MWCNTs) and investigates the synthesis of zirconia coated MWCNTs. Acid treatment was conducted with HNO3 and H2SO4 their combinations with different molarity concentrations. Acid oxidation, particularly
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Effect of Al addition on the microstructure and mechanical properties of IN718 alloy fabricated by laser deposition manufacturing Mater. Res. Express (IF 2.3) Pub Date : 2024-04-22 C Wang, X D Pan, H Sun, G Yang, J Z Yi and D An
The IN718 alloys with different Al contents were fabricated by laser deposition manufacturing (LDM) technology. The microstructure and tensile properties of LDMed IN718 alloy with different Al contents before and after homogenization-solution-double aging (HSA) treatment were analyzed. The as-deposited samples show dendrite structure which develops with the addition of Al element. The microstructure
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Boosting photocatalytic activity of β-PbO nanoparticles through metal doping Mater. Res. Express (IF 2.3) Pub Date : 2024-04-22 Fikadu Takele Geldasa, Mesfin Abayneh Kebede, Megersa Wodajo Shura, Gebisa Bekele Feyisa, Newayemedhin A Tegegne and Fekadu Gashaw Hone
The current work focuses on the fabrication of pristine and metals (Co, Cu, Ni, Li, and Sn) doped β-PbO phase nanoparticles by cost-effective precipitation method. The properties of the produced nanoparticles were investigated using a variety of characterization techniques. The produced compound was a highly pure β-PbO phase, according to the XRD data. From the UV–vis DRS the obtained bandgap of pristine
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Phase composition, surface chemistry and electrochemical studies of electrodeposited AlMnFeCuNi high entropy alloy composite coatings incorporated with carbon nanotubes Mater. Res. Express (IF 2.3) Pub Date : 2024-04-21 Mansha Mohan, Upender Pandel and Krishna Kumar
AlMnFeCuNi high entropy alloy (HEA) coatings were electrodeposited onto mild steel substrate with and without incorporation of carbon nano tubes (CNT). This paper focused on the morphology, hardness, wear and corrosion behaviour for as deposited HEA and HEA-CNT coatings. Both the coatings constituted simple solid solution with face-centered cubic (FCC) structure. The addition of carbon nano tubes in
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Study on the as-cast microstructure and mechanical properties of 35CrMo steel based on electric field control Mater. Res. Express (IF 2.3) Pub Date : 2024-04-21 Qinghe Xiao, Ye Zhou, Xincheng Miao, Siyao Liu, Jiyu Zhao, Rui Guan, Xingang Ai and Shengli Li
Herein, the effect of current on the solidification microstructure and properties of 35CrMo structural steel has been studied. The effect of an electric field on the solidification structure of an ingot was investigated by immersing two parallel electrodes into the free surface of molten steel. Using the interaction between the current and melt as well as the Lorentz force generated by its own induced
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Machinability studies of Al–4Mg/in-situ MgAl2O4 nano composites: measurement of cutting forces and machined surface roughness Mater. Res. Express (IF 2.3) Pub Date : 2024-04-21 T Satish Kumar, Titus Thankachan, Robert Čep and Kanak Kalita
The present research aims to study the dry turning machinability characteristics of in situ Al-4Mg/MgAl2O4 nanocomposite by High-Speed Steel tool. The influence of various machining process parameters, such as feed rate, depth of cut and cutting speed on the surface roughness and cutting force of the nanocomposites was measured while performing dry turning. From the turning operation results, it is
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Investigation of adsorptive removal of heavy metals onto magnetic core–double shell nanoparticles: kinetic, isotherm, and thermodynamic study Mater. Res. Express (IF 2.3) Pub Date : 2024-04-21 Ahmed Mohamed El-Toni, Mohamed Habila, Mohamed Sheikh, Abdulrhman S Al-Awadi, J P Labis and Zeid A ALOthman
The most perilous environmental hazards arise from the contamination of water by heavy metal ions, owing to the non-biodegradability of these metals, as well as their rapid dissemination throughout components of the environment via the food chain. Nano-based adsorbents have been used for the adsorption removal of many heavy metal cations, but separating and recycling them represent significant difficulties
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Solvent free fabrication and thermal tuning of copper oxide-zirconium dioxide nanocomposite for enhanced photocatalytic efficacy Mater. Res. Express (IF 2.3) Pub Date : 2024-04-21 Maqsoom Zain, Khawaja Ansar Yasin, Sirajul Haq, Shafia Shujaat, Asad Syed, Abdallah M Elgorban, Ali H Bahkali, Jamoliddin Razzokov and Zia Ur Rehman
Recently, several methods has been used for the synthesis of bimetal oxide nanocomposite, however, very few studies are available on the solvent free mechanochemical synthesis of nanomaterials. In this study, mortar and pestle assisted fabrication of copper oxide-zirconium dioxide nanocomposite (CuO–ZrO2 NC) was carried out and was calcined at 300, 600 and 900 °C. The variation in crystallographic
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Facile fabrication of layer-structured graphene/copper composite with enhanced electrical and mechanical properties Mater. Res. Express (IF 2.3) Pub Date : 2024-04-18 Wenhui Li, Junliang Ma, Baishan Liu, Wei Wang, Zhaoping Liu
Copper (Cu) and its related composites are widely used and hence extremely important in industrial applications. Much efforts have been made to improve the physical properties of Cu, but usually lead to degradation of electrical performance. Herein, this work develops a facile way to fabricate layer-structured graphene/copper composite using graphene powder sprayed on Cu foil as building blocks. Compared
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A facile way of controlling capillary condensation: particle-based crystal Mater. Res. Express (IF 2.3) Pub Date : 2024-04-18 Shichao Jiao, Joseph J McCarthy
To demonstrate a facile method to control capillary condensation via the design of confined geometric structures, we use a particle self-assembly technique to fabricate porous materials with well-defined pore sizes. Four groups of silica particles were synthesized using the modified Stober method, and these groups of particles were then arranged in closely packed structures. Quantitative predictions
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An adapted approach for solidification crack elimination in Al7075 TIG welding Mater. Res. Express (IF 2.3) Pub Date : 2024-04-18 Alireza Abdollahi, Michel Nganbe, Abu Syed Kabir
Solidification cracking is a long-standing issue in fusion welding of high-strength aluminum alloys like Al7075, imposing limitations on their aerospace and automotive applications. The current study introduces a novel adapted approach in solidification crack elimination by incorporating TiC nanoparticles into the fusion zone using a filler paste as an easier to fabricate alternative to filler metals
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Effect on the adsorption performance and mechanism of antibiotics tetracyclines by the magnetic biochar used peanut shells as raw materials Mater. Res. Express (IF 2.3) Pub Date : 2024-04-17 Qingmin Zhang, Hongpei Zhang, Qiong Hua, Caifeng Yuan, Xiaodan Wang, Xiaohui Zhao and Binguo Zheng
Widespread environmental pollution caused by the misuse of tetracyclines (TCs) has become a global issue, necessitating the development of water treatment materials for antibiotic removal. Magnetic biochar (MBC) possesses several advantages, including a wide range of raw material sources and low cost, making it a potential adsorbent that overcomes the limitations of biochar (BC) regarding solid–liquid
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Effect of sodium dodecyl sulfate (SDS) on the co-deposition and frictional behavior of carbon nanotube/nickel composite layer Mater. Res. Express (IF 2.3) Pub Date : 2024-04-17 Yingnan Liu, Ping Yang, Yuxin Li, Yi Xiao, Baipo Shu
In this paper, the effects of sodium dodecyl sulfate (SDS) concentrations in the electroplating solution on the morphology, nucleation rate, nucleation mode, and frictional behavior of the CNT/Ni composite layers were investigated. The results showed that the electrodeposition of Ni was in a three-dimensional nucleation/growth mode. In addition, the x-ray diffraction (XRD) of the deposited layers showed
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Augmentation of optical and magnetic characteristics at ambient temperature in bismuth ferrite-titanium (BiFe1–xTixO3) multiferroic compounds Mater. Res. Express (IF 2.3) Pub Date : 2024-04-17 Nguyen Ngoc Minh, Vu Thi Hue, Nguyen Thi Thu, Vu Thu Hien, Dang Duc Dung, Ngo Duc Quan
A facile sol–gel approach was utilized to synthesis BiFe1-xTixO3 multiferroic ferrites, denoted as BFO-xTi (with x from 0.00 to 0.10). XRD analysis revealed that the undoped BFO ferrite exhibited a rhombohedral structure, and a transition from the rhombohedral phase to the pseudo-cubic phase occurred as the Ti content increased. The optical band gap increased from 2.00 eV to 2.23 eV with a Ti substitution
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Lead and zinc chemical fraction alterations in multi-metal contaminated soil with pomelo peel biochar and biochar/apatite incubation Mater. Res. Express (IF 2.3) Pub Date : 2024-04-17 Thi Thu Thuy Nguyen, Thi Anh Ngoc Vu, Duc Phuong Nguyen, Vu Huyen Ngoc Nguyen, Thi Thu Ha Pham, Thi Thao Truong, Thi Tam Khieu, Thi Kim Ngan Nguyen, Truong Xuan Vuong
The issue of heavy metal soil contamination is widespread, and the negative effects of heavy metals on the ecosystem depend on their chemical speciation in contaminated soil. Pomelo peel-derived biochar produced at 300 °C (PPB300) and 500 °C (PPB500) and its combination with apatite ore (AP) was applied to immobilize lead (Pb) and zinc (Zn) in agricultural multi-metal polluted soil. Soil amendments
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Focus on plasma-facing materials in nuclear fusion reactors Mater. Res. Express (IF 2.3) Pub Date : 2024-04-16 Dwaipayan Dasgupta, Elodie Bernard, Haishan Zhou, Robert D Kolasinski, Brian D Wirth, Dimitrios Maroudas
Fusion energy is a promising, safe, and reliable green energy solution to the increasing energy demand. However, there are several materials challenges that need to be overcome to increase the technical readiness to a level that enables a fusion pilot plant on the grid. This focus issue aims to identify and address a set of such key impediments for realizing deuterium-tritium (D–T) fusion power in
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Effect of annealing temperature on microstructure and properties of the microtubes for GH4169 alloy Mater. Res. Express (IF 2.3) Pub Date : 2024-04-16 He Kehang, Zixin Yang, Shengli Guo, Baohong Zhu, Haochen Qiu, Shuaishuai Wu, Xuehui Yan, Wei Jiang
The effects of annealing temperature on the recrystallization and grain boundary distribution characteristic for the drawn microtube of GH4169 alloy were studied by scanning electron microscope (SEM) equipped with an electron backscatter diffraction (EBSD) analysis system and transmission electron microscopy (TEM). The results demonstrated that at an annealing temperature of 850 °C, only a small proportion
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Investigation of the thermodynamic, structural, electronic, mechanical and phonon properties of D0c Ru-based intermetallic alloys: an ab-initio study Mater. Res. Express (IF 2.3) Pub Date : 2024-04-12 B O Mnisi, E M Benecha, M M Tibane
We present the structural, elastic, electronic, magnetic, and phonon properties of D0c X3Ru (X = Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, and Zn) alloys in their respective ground-states at zero pressure using first-principles density functional theory (DFT). The calculated heat of formation for Sc3Ru, Ti3Ru, V3Ru, Mn3Ru, and Zn3Ru are negative, signifying their thermodynamic stability. Meanwhile, we find
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Phosphorus adsorbed by HCl desorption–activated red mud adsorbents: a molecular dynamics studys Mater. Res. Express (IF 2.3) Pub Date : 2024-04-12 Longjiang Li, Zhiwen Yang, Yueqin Qiu, Yalan Wang
In this study, modified red mud after phosphorus adsorption was used as the adsorbent, and HCl and deionized water were used as desorbents to desorb phosphorus. The components in the adsorbent were optimized based on density functional theory, and adsorbent and desorbent models were established. Molecular dynamics simulation was performed to determine the phosphorus concentration before and after desorption
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Development of poly(safranine-co-phenosafranine)/GNPs/MWCNTs nanocomposites for quartz crystal microbalance sensor detection of arsenic (III) ions Mater. Res. Express (IF 2.3) Pub Date : 2024-04-12 Salsabeel Al-Sodies, Abdullah M Asiri, Sameh H Ismail, Khalid A Alamry, Mahmoud A Hussein
Contamination of drinking water by heavy metals is extremely dangerous to human health. The formation of a quartz crystal microbalance (QCM) sensor for the rapid and portable detection of harmful heavy metals such as arsenic (As) ions in water samples is detailed in this work. Equimolar ratios of safranine (SF) and phenosafranine (Ph) copolymers (PSF-Ph) were synthesized via a chemical oxidative polymerization
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Numerical investigation of CuSbS2 thin film solar cell using SCAPS-1D: enhancement of efficiency on experimental films by defect studies Mater. Res. Express (IF 2.3) Pub Date : 2024-04-12 Naga Jyothi Valeti, Krishna Prakash, Monoj Kumar Singha, Arvind Kumar
The study of photovoltaic solar cells has been an exciting field of research because of their environmentally friendly nature. Scientists are continuously searching for new methods to develop solar cells that are highly efficient and cost-effective. One promising option is the use of Copper Antimony Sulphide (CuSbS2) based ternary compound semiconductor in ultrathin film photovoltaic cells. This material
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Experimental study of Yushania alpina bamboo fiber Mater. Res. Express (IF 2.3) Pub Date : 2024-04-12 Muluken Awulachew Asres, Girma Zerayohannes, Adil Zekaria, Denamo Addissie Nuramo
The characteristics of bamboo fiber depend on the source species. This study investigated the properties of Yushania alpina bamboo fibers extracted using mechanical, chemical, and combined methods. Samples from each extraction method were tested for tensile strength. Scanning electron microscopy was used to examine the morphology of the fibers. Fourier transform infrared was used to trace functional
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Study on friction and wear behavior of gray cast iron with different carbon content at different temperatures Mater. Res. Express (IF 2.3) Pub Date : 2024-04-10 Tiefang Chen, Chenggang Wang, Ruifang Yan, Feng Li, Jiandong Wang, Jinguo Wang
In this paper, we study the friction and wear properties of gray cast iron with different carbon contents at various ambient temperatures. We also examine the failure forms of gray cast iron friction and wear. The research concludes that under low-temperature wear conditions, the graphite in the gray cast iron structure can enter into the interface between the friction pair, have a lubricating effect
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Free vibration analysis of jute/kenaf/banana hybrid biocomposites: effects of various stacking sequences Mater. Res. Express (IF 2.3) Pub Date : 2024-04-10 Sangilimuthukumar Jeyaguru, Senthil Muthu Kumar Thiagamani, Mohamed H Mahmoud, Hassan Fouad
This work provides an insight of the free vibration behaviour based on experimental modal analysis of hybrid natural fibre reinforced polymer composites fabricated via compression moulding method. This study aims to study the impact of different polymer matrices (vinyl ester and epoxy) and stacking order of different natural fibres (Jute, Kenaf and Banana) on the composite’s free vibration characteristics
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Study on fatigue crack growth property of abrasive waterjet peened aluminum alloy Mater. Res. Express (IF 2.3) Pub Date : 2024-04-10 Hui Wang, Zhe Lv, Huanyong Cui, Rongguo Hou, Yuanjian Liu
Abrasive waterjet peening is a favorable surface treatment method for improving the fatigue resistance of metal materials. An insight into the fatigue crack growth properties of AWJ peened specimens is meaningful for obtaining better strengthening performance. In present work, a numerical model of AWJ peening was established and experimentally validated for investigating the fatigue crack growth characteristics
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Two-step synthesis of antimony sulfide thin films: enhancement in physical properties through sulfurization Mater. Res. Express (IF 2.3) Pub Date : 2024-04-10 Kavya D M, B Jyeshta Prabhu, Nagabhushan Jnaneshwar Choudhari, Mariot Jose Panjikaran, Sajan D George, Suresh D Kulkarni, Vikash Mishra, Raviprakash Y
Recently, there has been an increase in the use of antimony sulfide (Sb2S3) in Si-based tandem solar cells as a potential absorber material for top sub-cells. The choice of the material stems from the favoured properties such as appropriate bandgap, simple binary composition, nontoxic elements, and long-term stability. However, the physical properties and practical applicability of these materials
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Influence of powder feedstock characteristics on extrusion-based 3D printing of magnetocaloric structures Mater. Res. Express (IF 2.3) Pub Date : 2024-04-09 Vaibhav Sharma, Eddie Goldsworthy, Ravi L Hadimani, Hong Zhao, Radhika Barua
A significant barrier to the commercialization of magnetic heat pumping is the lack of scalable, low-cost manufacturing techniques that enable shaping brittle magnetocaloric materials into heat exchange structures with porous geometries, controlled chemical gradients, and advantageous anisotropic microstructures. Though direct ink writing additive manufacturing has the potential to expand into a viable
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Behaviour of glass and sisal incorporated gypsum based composite panels under axial compression–experimental and numerical study Mater. Res. Express (IF 2.3) Pub Date : 2024-04-05 Sutha Ammayappan, Muthuraj Marimuthu Pandurangan, Thirumalai Ramanathan
Gypsum based composite (GBC) Wall panels are being used in precast concrete industry as the panels are low cost, energy consumption, good habitability, and good fire resistance. This paper presents the studies related to gypsum based composite panels incorporated with glass and sisal fibers. The main objective of the research is to investigate the capacity of gypsum based composite wall panel subjected
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Effect of carbon nanotube content and annealing temperature on corrosion performance of carbon nanotube/Ni composite layer Mater. Res. Express (IF 2.3) Pub Date : 2024-04-05 Yuxin Li, Ping Yang, Yi Xiao, Yingnan Liu, Yulin Chen, Hongshan Yang, Hao Feng, Jian Zhang, Baipo Shu
Adding carbon nanotubes (CNTs) to metal composites changes their corrosion resistance, which is significantly affected by the distribution of CNTs. In this study, the effect of the content and distribution of CNTs on the corrosion resistance of composites was investigated by changing the electrodeposition process. The results indicated that could inhibit grain growth and act as an elemental channel
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Effect of borax on the hydration and hardening of β-hemihydrate gypsum at high water–plaster ratio Mater. Res. Express (IF 2.3) Pub Date : 2024-04-05 Zhiwei Ren, Longjiang Li
The existing methods of preparing lightweight gypsum blocks are to make hollow slats or to make foamed blocks, both of which are defective and fail to meet the standards. In order to prepare lightweight gypsum blocks, this paper investigates the method of increasing the proportion of moisture to reduce the weight of gypsum blocks. To further understand the performance relation between β-hemihydrate
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Experimental investigation of the impact of GMAW welding parameters on the mechanical properties of AISI 316L/ER 316L using quaternary shielding gas Mater. Res. Express (IF 2.3) Pub Date : 2024-04-05 Samir Khrais, Hadeel Al Hmoud, Ahmad Abdel Al, Tariq Darabseh
In this study, the parameters of Metal Inert Gas (MIG) and Metal Active Gas (MAG) were investigated of AISI 316L/ER 316L. A quaternary shielding gas mixture consisting of Argon (Ar), Helium (He), Carbon Dioxide (CO2), and Nitrogen (N2) was chosen. The Taguchi orthogonal array (OA-L9) methodology was employed to explore optimal welding settings, including arc current (120A, 160A, 200A), wire feed rate
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Synergistic effects of cold rolling and age hardening on the hardness and tensile characteristics of AA6061 hybrid composites Mater. Res. Express (IF 2.3) Pub Date : 2024-04-05 Ramakrishna Vikas Sadanand, Sathyashankara Sharma, P R Prabhu
The present study involves the fabrication of aluminium alloy 6061 matrix hybrid composites with varying weight fractions of silica sand and copper particles by employing the conventional stir casting method. The combined influence of age hardening (AH) and low temperature thermomechanical treatment (LTMT) on the hardness and tensile properties of AA6061 hybrid composites was investigated. The uniform
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Influence of graphene dispersion on the photovoltaic performance of tandem solar cells with four-terminal perovskite–polycrystalline silicon configuration Mater. Res. Express (IF 2.3) Pub Date : 2024-04-05 Noor Fadhilah Ramli, Puteri Nor Aznie Fahsyar, Norasikin Ahmad Ludin, Ahmad Shah Hizam Md Yasir, Suhaila Sepeai
Silicon’s prominence in photovoltaic technology stems from its abundance and safety. While Si-based solar cells demonstrate high energy conversion efficiency and long-term stability, they encounter challenges such as high costs, intricate fabrication processes, and suboptimal efficiency. To address these issues, researchers have developed tandem solar cells that combine silicon with perovskite cells
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An In Situ transmission electron microscopy study on the synergistic effects of Au-ion irradiation and high temperature on nuclear graphite microstructure Mater. Res. Express (IF 2.3) Pub Date : 2024-04-05 Melonie P Thomas, Ryan Schoell, Md Abu Jafar Rasel, Md Hafijur Rahman, Winson Kuo, John Watt, Stephen House, Khalid Hattar, William Windes, Aman Haque
The combined effects of high-temperature and heavy-ion irradiation on Mrozowski cracks (MC) and nuclear graphite crystallographic dimensions have been studied using in situ heating and in situ ion-irradiation in the transmission electron microscope (TEM). Electron transparent lamella of nuclear graphite, IG-110, was irradiated using a 2.8 MeV Au beam at an ion flux of 3.991 ×1010 ion cm−2 s−1 for 70
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Novel high-performance and cost-effective green inhibitor based on fundamental theoretical evaluations combined with electrochemical/surface examinations of Arachis hypogaea shell extract for pipeline steel corrosion in 1 M H2SO4 solution Mater. Res. Express (IF 2.3) Pub Date : 2024-04-05 Alice Osheiza Alao, Abimbola Patricia Popoola, Omotayo Sanni, Modupeola Dada
Traditional corrosion inhibitors have been frequently used for metal protection against strong acids. However, most of them are hazardous compounds with high costs. Therefore, due to the strict environmentally friendly regulations, green and low-cost compounds from renewable sources have gained high consideration in recent applications. In the present study, the Arachis hypogaea shell extract, commonly
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Li-doped transition metal high-entropy oxides (Li/TM-HEOs) as Li-Ion batteries cathodes: a first report on capacity fading and cycling stability Mater. Res. Express (IF 2.3) Pub Date : 2024-04-05 Luca Spiridigliozzi, Andrea Filippo Di Feo, Grazia Accardo, Uxue Gonzalez Mendizabal, Emanuele Di Bona, Gianfranco Dell’Agli
High-Entropy Oxides (HEOs) have gained significant attention for their wide range of compositions and potential applications across various sectors, including rechargeable batteries. This study explores the characterization of two distinct HEO systems as potential cathode materials for Lithium-ion batteries (LIBs). A series of rock salt structured HEOs with varying Li loadings (16Li/RS-HEO, 25Li/RS-HEO
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Detection of ferric ions by nitrogen and sulfur co-doped potato-derived carbon quantum dots as a fluorescent probe Mater. Res. Express (IF 2.3) Pub Date : 2024-04-05 Miao Mu, Zhenzhen Duan, Shanshan Fan, Wei Zhao, Wenwen Gao, Rui Bai, Yanjun Li, Yuhong Kang
This paper reports the detection of ferric ions (Fe3+) based on nitrogen and sulfur co-doped carbon quantum dots. These nitrogen and sulfur co-doped carbon quantum dots were synthesized via a hydrothermal route using northern Shaanxi potatoes as carbon sources and ammonium sulfate as nitrogen and sulfur sources. The quantum yields of the carbon quantum dots were found to be 16.96% and 4.23% with and
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Analysis of the thermal properties in short sansevieria cylindrica fibre/PLA composites processed by twin screw extruder followed by hot press molding technique Mater. Res. Express (IF 2.3) Pub Date : 2024-04-03 Senthilkumar Krishnasamy, Thitinun Ungtrakul, M Chandrasekar, T Senthil Muthu Kumar, Jyotishkumar Parameswaranpillai, H Mohit, D Aravind, N Rajini, Suchart Siengchin, Varagunapandiyan Natarajan
Short Sansevieria cylindrica fibre/polylactic acid composites (SCFP) were fabricated using a twin screw extruder followed by the hot press technique, with variations in fibre loadings of 10 wt%, 20 wt%, 30 wt% and 40 wt%. The thermal properties of SCFP were assessed through dynamic mechanical analysis (DMA), thermomechanical analysis (TMA), thermogravimetric analysis (TGA) and differential scanning
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Research on high and low temperature rheological properties of TPU/SBR composite modified asphalt Mater. Res. Express (IF 2.3) Pub Date : 2024-04-03 Jiangcai Chen, Yu Liu, Hongliu Rong, Mingmei Liang, Yusong Liu, Richeng Huang
In road engineering, SBS modifier has been widely applied in China to enhance the quality of asphalt pavement. However, without considering the physical and chemical properties of SBS modifier and the asphalt substrate, alternative polymerization methods for asphalt modification that offer better performance and economic benefits have not been explored. In this study, an approach was taken to compound
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Nutrient controlled release behaviors and plant growth of NPK encapsulated hydroxyapatite/alginate biocomposite toward agricultural and environmental sustainability Mater. Res. Express (IF 2.3) Pub Date : 2024-04-02 Patcharakamon Nooeaid, Kamonchai Cha-aim, Piyachat Chuysinuan, Chalinan Pengsuk, Thanyaluck Thanyacharoern, Supaporn Sophonputtanaphoca, Supanna Techasakul
Controlled release fertilizers (CRFs) promote sustainable agriculture by gradually releasing nutrients into the soil while also mitigating environmental pollution. Nitrogen-phosphorus-potassium embedded hydroxyapatite/alginate (NPK-HA/Alg) biocomposite beads were developed using a simple, cost-effective, and environmentally friendly dropping and external gelation method. Addition of eggshell biowaste-derived
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Extraction of cellulose from soybean hulls for the development of polymer matrix composites with fishtail palm fibers Mater. Res. Express (IF 2.3) Pub Date : 2024-04-02 Anandkumar R, Rajkumar S, Wasihun Wondimu
This study aims to extract and characterize cellulose nanocrystals (CNCs) from soybean hulls, and investigate their application as reinforcement in fishtail palm leaf stalk fiber (FPLSF) composites. CNCs were extracted through a multistep process involving alkalization, bleaching, acid hydrolysis and mechanical fibrillation. Analysis confirmed the transformation of cellulose I to cellulose II, yielding
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Green synthesis of NiO/ZnO nanocomposites for the adsorption of various dyes Mater. Res. Express (IF 2.3) Pub Date : 2024-04-02 Zoya Zahid, Shaukat Saeed, Saira Arif, Muhammad Waseem, Sirajul Haq, Asad Syed, Farid Menaa, Ali H Bahkali, Ling Shing Wong
A significant waste, including dyes in water, is generated during textile industrial processes, which causes environmental challenges. Herein, various nanocomposites (NC) of nickel oxide (NiO) and zinc oxide (ZnO) were prepared by solvothermal assisted green method where ethanolic extract of spinach leaves were used as a green source. The ultraviolet-visible (UV–vis) spectroscopy revealed that the
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Investigation of the anisotropic thermal expansion of PbIn6Te10 crystal by high temperature x-ray diffraction measurements Mater. Res. Express (IF 2.3) Pub Date : 2024-04-01 S Zhang, Y Du, J Wang, J Peng, Z Jin, G Tang, W Huang, B Chen, Z He
The PbIn6Te10 crystal, an IR laser frequency conversion material, grown via the Bridgman method with dimensions ϕ35 mm × 90 mm in a four-zone furnace, was subject to the investigation of its thermal expansion behavior using high-temperature x-ray diffraction in the range of 25–450 °C. Based on the obtained data, the average thermal expansion coefficients of 15.21 × 10−6 K−1 for α a and 6.44 × 10−6
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Global imaging for polarization resolved second harmonic generation of WS2 monolayers Mater. Res. Express (IF 2.3) Pub Date : 2024-04-01 Shrouq H Aleithan
Second-harmonic generation (SHG) is a nonlinear optical effect enhanced by broken crystallin symmetry and is very sensitive to electronic structures. SHG has recently been applied to two-dimensional transition metals dichalcogenides (2D-TMDs). 2D-TMDs have been the focus of much recent research due to their ultrathin scale, high quantum confinement, and energy gap toning ability that results in unique
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Experimental study of the effect of different 3D printing parameters on tensile strength, using artificial neural network Mater. Res. Express (IF 2.3) Pub Date : 2024-04-01 Lahcen Hamouti, Omar El Farissi, Maryam Laouardi
Numerous research studies have been conducted to optimize printing parameters using the fused deposition modeling technique (FDM) to improve mechanical properties. The large number of process parameters creates a need to search for optimal combinations of parameters to improve mechanical properties. This study examines the effects of three parameters when printing 3D with melted filament of a PLA material
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Harnessing the antimicrobial potential of natural starch and mint extract in PVA-based biodegradable films against staphylococcus aureus bacteria Mater. Res. Express (IF 2.3) Pub Date : 2024-03-29 Iqra Abdul Rashid, Mohd Faisal, Ahsan Ahmad, Ayesha Afzal, Zubair Khaliq, M Sahaam Ashraf, H M Fayzan Shakir, Asra Tariq, Muhammad Bilal Qadir, Muhammad Irfan, Farid A Harraz, Mohammed Jalalah
Sustainable packaging solutions are of paramount importance in addressing the environmental challenges posed by conventional non-biodegradable materials. This study addresses this critical need by introducing a novel approach to crafting antimicrobial biodegradable polymer films. Leveraging the benefits of polyvinyl alcohol (PVA) as a base material, combined with corn-starch (CS) and mint extract (ME)
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Thermal deformation behavior and microstructure analysis of the as-cast super austenitic stainless steel Sanicro35 Mater. Res. Express (IF 2.3) Pub Date : 2024-03-29 Yang Li, Min Li, Guanghui Zhao, Yinghui Wei
Thermal compression experiments on the super austenitic stainless steel Sanicro35 were carried out using a Gleeble 3800 thermal simulation laboratory machine to investigate its thermal deformation behavior at different deformation temperatures (900 °C–1150 °C) and strain rates (0.001–10 s−1). The microstructure of the large deformation zone of the specimen was investigated using electron backscatter
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Optimization of drilling parameters on delamination and burr formation in drilling of neat CFRP and hybrid CFRP nano-composites Mater. Res. Express (IF 2.3) Pub Date : 2024-03-29 S M Shahabaz, Nagaraja Shetty, Sathyashankara Sharma, Jayashree P K, S Divakara Shetty, Nithesh Naik
Carbon fibre-reinforced polymer (CFRP) composites have exceptional mechanical advantages such as high specific strength and stiffness, lightweight, and high damping capacity, making them very attractive for aircraft, aerospace, automotive, marine, and sporting applications. However, various defects such as delamination, burr formation, and surface roughness are observed during the drilling of CFRP
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Effects of electrical pulse on metal deformation behaviors Mater. Res. Express (IF 2.3) Pub Date : 2024-03-29 Tao Huang, Fan Yang, Bing-Hui Xing, Ke-Xing Song, Nan Xiang, Yan-Min Zhang, Xue-Wen Chen, Jun-Qing Guo
As a kind of special energy field assisted plastic forming, electric pulse assisted plastic forming combines multiple physical fields, such as thermal, electrical, magnetic and mechanical effects, has multiple effects on metal. It has a good industrial application prospect in the fields of directional microstructure regulation of materials and preparation of new materials. The flow stress of metal
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Preparation and luminescent properties of SiC nanoparticles by strong pulse discharge in organic liquid phase environment Mater. Res. Express (IF 2.3) Pub Date : 2024-03-28 Kai Du, Ronghui Wei, Gaojie Li
SiC nanoparticles with relatively uniform particle distribution were successfully prepared using a continuous strong pulse discharge method using hexamethyldisilane as the organic liquid phase environment. The samples were subjected to x-ray diffraction (XRD), field emission scanning electron microscopy (FESEM), transmission electron microscopy (TEM), and Raman spectroscopy (Raman) tests. XRD and Raman
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Assessment of machinability behaviour of LM24 – nano Al2O3 – gr hybrid composites through stir casting technique Mater. Res. Express (IF 2.3) Pub Date : 2024-03-28 R Surendran, A Kumaravel
This study is focused on developing a novel combination of a hybrid MMC made of LM24 aluminium alloy, nano Al2O3 and Graphite for enhanced machinability. The study conducts a series of experimental runs and evaluates surface roughness and material removal rate. The process parameters of spindle speed, feed, and depth of cut have been varied, while different weight percentages of nano Al2O3 (1%, 3%
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Finite element analysis of thermal sensitivity of copper nanorods, nanoellipsoids, nanospheres and core-shells for hyperthermia application Mater. Res. Express (IF 2.3) Pub Date : 2024-03-28 Muhammad Usama Daud, Ghulam Abbas, Muhammad Afzaal, Muhammad Qamar, Muhammad Yasin Naz, Muhammad Irfan, Saifur Rahman, Abdul Ghuffar, Muawia Abdelkafi Magzoub Mohamed Ali
Hyperthermia is a cancer treatment strategy that involves raising the temperature of the afflicted tissues without disrupting the surrounding tissues. This study is focused on finite element analysis of copper, nanoellipsoids, nanorods, nanospheres and core-shells for potential hyperthermia application. The temperature of copper nanostructures was elevated using an external source to the desired temperature
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Design and validate a wide-bandwidth, high-performance tunable metamaterial based on cultural-innovation shell materials and its sensing applications Mater. Res. Express (IF 2.3) Pub Date : 2024-03-28 Wei Wu, Ge Huang, Min Zhong
The application of metamaterials in controllable thermal emission devices is an interesting field. However, most of the demonstrated thermal emitters required continuous consumption of external energy (electrical or thermal) to provide an effective thermal emissivity. Here, a metamaterial containing phase change materials Ge2Sb2Te5 (GST) and shell materials with controllable thermal emission power
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Preparation and characterisation of graphitic biochar materials derived from rose oil industry waste via different pyrolysis durations and ball milling for advanced composites Mater. Res. Express (IF 2.3) Pub Date : 2024-03-28 Saleh M Alluqmani, Hissah Saedoon Albaqawi, Musaed A Hakami, Nadiyah M Alabdallah, Hana M Almarri, Asla A AL-Zahrani, Ahmed Alshahrie
The valorisation of waste from rose-based industrial products produces value-added substances and paves the way for advanced composites. The rose waste generated from the essential oil industry of the Taif rose (Rosa damascena trigintipetala Dieck) is significant, and its management or disposal is a source of concern. In this study, it was valorised to produce a value-added nanomaterial. The synthesis
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Characterizing the stress relaxation behavior of unidirectional prepreg through a parallel fractional-order viscoelastic model Mater. Res. Express (IF 2.3) Pub Date : 2024-03-28 Jun Liu, Zhefu Li, Guangquan Yue, Weiping Liu, Zitong Cheng
In the hot-stamp molding and hot diaphragm forming processes of composites, pressure significantly influences shaping quality. This study establishes a novel parallel fractional-order viscoelastic (PFOV) model with two Scott-Blair elements, achieving remarkable accuracy (R2 = 0.99) with fewer parameters. Unlike traditional models, it incorporates the force history of prepreg, providing a more precise
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A study of the tribological properties of Mo-S-Ti composite films prepared by magnetron sputtering Mater. Res. Express (IF 2.3) Pub Date : 2024-03-27 Xu Bai, Xiangyang Xue, Feng Lu, Yuhou Wu, Tianen Hao
Pure MoS2 films exhibit disadvantages such as low densities, poor mechanical properties, and weak wear resistance under atmospheric environments. For this reason, Ti was chosen as the doping element in this work. Mo-S-Ti composite films with different Ti contents were deposited using the magnetron sputtering system, and the effects of Ti content on the chemical composition, mechanical and tribological
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Probing the account of phase transition upon electrochemical cycling of the P2-Na0.67Ni0.15Fe0.2Mn0.65O2 layered oxide cathodes for sodium-ion batteries Mater. Res. Express (IF 2.3) Pub Date : 2024-03-27 Shiyou Li, Xiaoqi Fan, Shimin Wang, Mengya Wang, Yifan Tong, Junfei Zhou, Xin Li, Dongni Zhao, Ningshuang Zhang
Layered P2-Na0.67Ni0.15Fe0.2Mn0.65O2 (P2-NFM) cathode material has attracted great attention in sodium-ion batteries due to its high theoretical capacity, low cost, and environmental friendliness. However, P2-NFM exhibits irreversible phase transition and slip of transition metal layers in the high voltage range during charging process, leading to a gradually declined performance of the cathode material
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Investigating dental structure response to air abrasion: a finite element analysis Mater. Res. Express (IF 2.3) Pub Date : 2024-03-27 Thanachai Namlimhemnatee, N H Padmaraj, K N Chethan, Sawan Shetty, Afiya Eram, Nisha Shetty, Joompon Bamrungwong, Laxmikant G Keni
Air abrasion particles, propelled by a compressed air stream, remove material from the tooth’s surface. The air abrasion parameter plays an important role in removing the strains or plaque from the teeth. The research outcomes shed light on the stress distribution within dental structures using the finite element approach. Enamel, as the hardest and outermost layer of the tooth, consistently bears
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Digital light 3D printing of artificial bone with star-shaped polycaprolactone-based polyurethane acrylate Mater. Res. Express (IF 2.3) Pub Date : 2024-03-27 Xinmeng Yang, Shuiwei Qiu, Zhanhui Du, Quansheng Xing
Advanced medical materials and manufacturing technologies are highly in demand in artificial bones. Herein, a four-arm star-shaped polycaprolactone polyurethane acrylate (FPCLA) was designed and synthesized. The photosensitive character of FPCLA contributed to the rapid prototyping and personalized customization under digital light processing (DLP) 3D printing technology. The FPCLA was prepared by