Materials Chemistry and Physics最新文献_第5页

Synergic effect of bio-enhanced cement with nano biomass silica and polycarboxylate ether: Enhancing strength and microstructure for sustainable construction

IF 4.3 3区材料科学

Materials Chemistry and Physics Pub Date : 2025-03-18 DOI: 10.1016/j.matchemphys.2025.130761

N. Nageswari , R. Divahar , N. Venkatesan

{"title":"Synergic effect of bio-enhanced cement with nano biomass silica and polycarboxylate ether: Enhancing strength and microstructure for sustainable construction","authors":"N. Nageswari , R. Divahar , N. Venkatesan","doi":"10.1016/j.matchemphys.2025.130761","DOIUrl":"10.1016/j.matchemphys.2025.130761","url":null,"abstract":"<div><div>The synergic effect and microstructural analysis using Fourier Transform Infrared (FTIR) spectroscopy, Raman spectroscopy, Brunauer-Emmett-Teller (BET), and Scanning Electron Microscopy (SEM) effectively identify functional groups in cement paste containing Ordinary Portland Cement (OPC) and three additives: Nano-Biomass Silica (NBS), Polycarboxylate Ether (PCE), and a bio-admixture (BA) with <em>Lysinibacillus fusiformis</em>. Strength analysis showed that BA concrete achieved the highest strength at 28 days (62.3 MPa), demonstrating the effectiveness of bio-precipitated CaCO<sub>3</sub>. Bio-admixtures, especially bio-CaCO<sub>3</sub>, significantly improved strength across all stages. Raman and FTIR spectroscopy were employed to evaluate the four phases formed during hydration, correlating phase formation with FTIR band shifts across different curing times (7, 14, and 28 days). The spectra's O–H, Si–O, and C–O/C–H stretching and bending regions identified the samples' constituents and band vibrations. Transmission and attenuated total reflectance methods provided non-destructive testing of OPC, CNBS, CPCE, and CBA samples. Key spectral bands indicated physiological activities such as silicate organization (C-A-S-H or C–S–H), sulfate, hydroxylation, nano-SiO<sub>2</sub>, bio-CaCO<sub>3</sub>, water molecules, and carbonation. BET analysis showed CBA with a higher surface area (15.82 m<sup>2</sup>/g) and lower pore volume (0.0336 cm<sup>3</sup>/g), enhancing strength, durability, self-healing, and reducing permeability. SEM revealed that CBA exhibited high-intensity hydration peaks and calcite precipitates that filled voids, with calcite particles in the Raman spectra. The bio-admixture's hydrophobic treatment significantly improved the bonding with the binder, contributing to the concrete's enhanced performance.</div></div>","PeriodicalId":18227,"journal":{"name":"Materials Chemistry and Physics","volume":"339 ","pages":"Article 130761"},"PeriodicalIF":4.3,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143686878","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

MoSe2 nanosheets anchored on Ti3C2 MXene hybrid nanostructure for boosting electrochemical performance of supercapacitor

IF 4.3 3区材料科学

Materials Chemistry and Physics Pub Date : 2025-03-18 DOI: 10.1016/j.matchemphys.2025.130765

Nagaraju Macherla , Manjula Nerella , Ravindranadh Koutavarapu , Jaesool Shim

{"title":"MoSe2 nanosheets anchored on Ti3C2 MXene hybrid nanostructure for boosting electrochemical performance of supercapacitor","authors":"Nagaraju Macherla , Manjula Nerella , Ravindranadh Koutavarapu , Jaesool Shim","doi":"10.1016/j.matchemphys.2025.130765","DOIUrl":"10.1016/j.matchemphys.2025.130765","url":null,"abstract":"<div><div>The significant advancements in supercapacitor technology promote the hunt for developing innovative electrode materials with enhanced electrochemical properties. This study delves into the comprehensive study of expanded MXene layers (e-Ti<sub>3</sub>C<sub>2</sub>T<sub>x</sub>) decorated with flower-like MoSe<sub>2</sub> nanosheets (MoSe<sub>2</sub>/e-Ti<sub>3</sub>C<sub>2</sub>T<sub>x</sub>) with a straightforward hydrothermal method by optimizing synthesis parameters (HF%, hydrothermal reaction time). XRD, FESEM, and XPS results revealed that MoSe<sub>2</sub> nanosheets are successfully anchored on MXene layers and developed strong interstitial contact. The electrochemical analysis demonstrated significant enhanced energy storage capacity along with promising cycle life for heterojunction MoSe<sub>2</sub>/e-Ti<sub>3</sub>C<sub>2</sub>T<sub>x</sub> hybrid nanostructured electrode. The MoSe<sub>2</sub>/e-Ti<sub>3</sub>C<sub>2</sub>T<sub>x</sub> hybrid nanostructured electrode delivered a specific capacity of 259 C g<sup>−1</sup> at a current density of 0.5 A g<sup>−1</sup>, whereas MoSe<sub>2</sub> delivered only 184 C g<sup>−1</sup>. In particular, hybrid nanostructure electrodes exhibited excellent cycle life (96.6 % after 5000 cycles). Moreover, the supercapacitor device assembled with the MoSe<sub>2</sub>/e-Ti<sub>3</sub>C<sub>2</sub>T<sub>x</sub> hybrid nanostructure delivered a maximum energy density of 12.92 Wh kg<sup>−1</sup> with power density of 1001.02 W kg<sup>−1</sup>,and retained 80 % of it's capacity after 5000 cycles at 8 A g<sup>−1</sup>. The enhanced properties of MoSe<sub>2</sub>/e-Ti<sub>3</sub>C<sub>2</sub>T<sub>x</sub> hybrid nanostructure clearly reveals its promising application for the advanced supercapacitor.</div></div>","PeriodicalId":18227,"journal":{"name":"Materials Chemistry and Physics","volume":"339 ","pages":"Article 130765"},"PeriodicalIF":4.3,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143687396","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Analog bipolar resistive switching in Sm doped BaTiO3 thin films for Opto-memristor application

IF 4.3 3区材料科学

Materials Chemistry and Physics Pub Date : 2025-03-18 DOI: 10.1016/j.matchemphys.2025.130764

Vaishali Chandmare , Parveen Sheoran , Kusum Kumari , Atul Thakre , Ashok Kumar , Brahim Dkhil , Hitesh Borkar

{"title":"Analog bipolar resistive switching in Sm doped BaTiO3 thin films for Opto-memristor application","authors":"Vaishali Chandmare , Parveen Sheoran , Kusum Kumari , Atul Thakre , Ashok Kumar , Brahim Dkhil , Hitesh Borkar","doi":"10.1016/j.matchemphys.2025.130764","DOIUrl":"10.1016/j.matchemphys.2025.130764","url":null,"abstract":"<div><div>Ferroelectric thin films are proving their potential for non-volatile memory applications owing to their inherent polarization. The modulation in the conductance of BaTiO<sub>3</sub> by doping with Sm<sup>3+</sup> ion under dark and illuminated conditions has been studied in this work. Polycrystalline thin films of pristine BaTiO<sub>3</sub> (BTO) and Sm-doped BaTiO<sub>3</sub> (SBTO) were fabricated on FTO coated glass substrates using the Sol-gel spin coating route. BTO and SBTO thin films exhibited a tetragonal phase and a thickness of 500 nm. The current-voltage (<em>I–V</em>) data of the Al/SBTO/FTO device show analog bipolar resistive switching under dark and illuminated conditions. The devices have a R<sub>ON</sub>/R<sub>OFF</sub> ratio of 10 and charge retention up to 10<sup>3</sup> s. The resistive Switching performance of the Al/SBTO/FTO device improved under the illumination of UV light (λ = 395 nm and power of 10 mW/cm<sup>2</sup>), which makes the device suitable for an Opto-memristor. The long-term potentiation (LTP) and long-term depression (LTD) characteristics of the Al/SBTO/FTO device indicate more linear behaviour than the Al/BTO/FTO device in both dark and illuminated conditions. Thus, Al/SBTO/FTO devices can be useful in non-volatile resistive random-access memory (RRAM).</div></div>","PeriodicalId":18227,"journal":{"name":"Materials Chemistry and Physics","volume":"339 ","pages":"Article 130764"},"PeriodicalIF":4.3,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143714844","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

A novel rolling route to enhance strength-ductility balance in AISI 430 steel

IF 4.3 3区材料科学

Materials Chemistry and Physics Pub Date : 2025-03-18 DOI: 10.1016/j.matchemphys.2025.130760

Hossein Aghamohammadi, Roohollah Jamaati

{"title":"A novel rolling route to enhance strength-ductility balance in AISI 430 steel","authors":"Hossein Aghamohammadi, Roohollah Jamaati","doi":"10.1016/j.matchemphys.2025.130760","DOIUrl":"10.1016/j.matchemphys.2025.130760","url":null,"abstract":"<div><div>This study explored the microstructure and mechanical response of ferritic stainless steel subjected to asymmetric turned rolling (ATR). The asymmetric rolling path of the sheets changed after every 5 % strain by rotating 180° around the rolling direction (RD). As the rolling deformation level increased, grain width was decreased. At the highest deformation level (60 %), the microstructure exhibited highly elongated ferrite grains and the presence of deformation bands. Furthermore, with increasing strain, the intensity of shear and deformation textures was enhanced. The increase in dislocation density with increasing strain levels resulted in the enhancement of macrohardness and microhardness. It is noteworthy that the up and down surfaces revealed similar hardness values due to using the turned path. Microstructural changes, including grain refinement, deformation bands, increased dislocation density, and enhanced textures, directly influenced the mechanical properties. These features improved hardness and strength by hindering dislocation motion and enhancing crystallographic alignment, explaining the high yield (781.2 MPa) and tensile strength (795.7 MPa) of the 60 % ATR sample, along with its reduced ductility (11.3 %). Furthermore, while the number of deep and large dimples on the fracture surface diminished with increasing strain, a ductile fracture mode remained dominant in all ATR-processed samples.</div></div>","PeriodicalId":18227,"journal":{"name":"Materials Chemistry and Physics","volume":"339 ","pages":"Article 130760"},"PeriodicalIF":4.3,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143687309","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Scalable and lightweight MXene-Ni-PDMS/melamine sponge with super-elastic, hydrophobic and enhanced electromagnetic interference shielding performance

IF 4.3 3区材料科学

Materials Chemistry and Physics Pub Date : 2025-03-18 DOI: 10.1016/j.matchemphys.2025.130763

Hong-mei Zuo , Hao Yin , Guoji Yu , Hongjie Wang , He Wang , Yanxia Xie , Fangtao Ruan , Zhenzhen Xu , Lihua Zou , Dian-sen Li

{"title":"Scalable and lightweight MXene-Ni-PDMS/melamine sponge with super-elastic, hydrophobic and enhanced electromagnetic interference shielding performance","authors":"Hong-mei Zuo , Hao Yin , Guoji Yu , Hongjie Wang , He Wang , Yanxia Xie , Fangtao Ruan , Zhenzhen Xu , Lihua Zou , Dian-sen Li","doi":"10.1016/j.matchemphys.2025.130763","DOIUrl":"10.1016/j.matchemphys.2025.130763","url":null,"abstract":"<div><div>The intensification of electromagnetic pollution has boosted the exploration of high-performance electromagnetic interference (EMI) shielding materials. Herein, 2D MXene, 1D nickel (Ni) chain and PDMS were anchored on 3D porous skeleton of melamine sponge (MS) by a simple, inexpensive and scalable “dipping and coating” method, and a lightweight 3D hybrid nanostructure (MXene-Ni-PDMS/MS) was prepared. Super hydrophobic, high electric conductivity, excellent EMI shielding and outstanding super-elastic performances were obtained via the synergy effect of conductive 2D MXene and 1D Ni chain and hydrophobic PDMS. The results showed that the EMI of MXene-Ni-PDMS/MS with thickness of 10 mm could reach about 50 dB, which was 50 % higher than 25 dB of sponge with thickness of 2 mm, and could meet 20 dB commercial application. Moreover, the hybrid sponge exhibited super-elastic characteristics and could recover to its original state under 60 % strain during compressive fatigue. Even when it was subjected to 500 cycles at 40 % strain, the maximum compressive stress, Young's modulus and energy loss coefficient slightly decreased, indicating that the structure could maintain stable physical properties. The water contact angle could reach 145.1°, showing hydrophobic characteristics. This work offers a novel way for synthesis of excellent EMI shielding materials based on sponge.</div></div>","PeriodicalId":18227,"journal":{"name":"Materials Chemistry and Physics","volume":"339 ","pages":"Article 130763"},"PeriodicalIF":4.3,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143687419","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Experimental and numerical investigation of the welding impact on residual stresses of the joint region of ASTM-A36 marine steel

IF 4.3 3区材料科学

Materials Chemistry and Physics Pub Date : 2025-03-18 DOI: 10.1016/j.matchemphys.2025.130738

Saeid Nickabadi , Hosein Rostami , Mohammadreza Hadavi , Elyas Rostami , Siroos Hamzeh

{"title":"Experimental and numerical investigation of the welding impact on residual stresses of the joint region of ASTM-A36 marine steel","authors":"Saeid Nickabadi , Hosein Rostami , Mohammadreza Hadavi , Elyas Rostami , Siroos Hamzeh","doi":"10.1016/j.matchemphys.2025.130738","DOIUrl":"10.1016/j.matchemphys.2025.130738","url":null,"abstract":"<div><div>The purpose of this study is to assess how the SMAW, CC-GMAW, and DP-GMAW methods affect longitudinal residual stresses, macrostructural properties, and joint region hardness of ASTM-A36 marine steel. Emerging DP-GMAW technique (dual pulse) is another type of pulse current, and the investigation of the effect of current amplitude as one of the parameters related to this technique at three levels of 10, 30, and 45 A on the hardness variation and longitudinal residual stresses are other aims of this study. According to the results, the DP-GMAW technique reduced the longitudinal residual stresses in the weld metal by 36 % and 29 %, respectively, compared with the SMAW and CC-GMAW processes. Moreover, the lowest amount of longitudinal residual stress occurred at a current amplitude of 30 A. Further benefits of the DP-GMAW technology over other procedures include sizable decreases in the weld bead width and the HAZ width, which suggest a reduction in the heat input under these circumstances. Another benefit of the DP-GMAW approach was an increase in the hardness of the joint region. The DP-GMAW technique's current amplitude of 45 A resulted in the weld metal's and the HAZ's maximum hardness. The weld metal's and the HAZ's hardness ratings were 223 and 220 HV, respectively.</div></div>","PeriodicalId":18227,"journal":{"name":"Materials Chemistry and Physics","volume":"339 ","pages":"Article 130738"},"PeriodicalIF":4.3,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143687306","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

The influence of erosion of an AISI 304 stainless steel target during long-term magnetron spraying on the structural and chemical homogeneity of the obtained thin films

IF 4.3 3区材料科学

Materials Chemistry and Physics Pub Date : 2025-03-18 DOI: 10.1016/j.matchemphys.2025.130741

Vladlen Akimov

{"title":"The influence of erosion of an AISI 304 stainless steel target during long-term magnetron spraying on the structural and chemical homogeneity of the obtained thin films","authors":"Vladlen Akimov","doi":"10.1016/j.matchemphys.2025.130741","DOIUrl":"10.1016/j.matchemphys.2025.130741","url":null,"abstract":"<div><div>As a result of this study, it was found that the erosion of the surface of an AISI 304 austenitic steel target during magnetron sputtering leads to significant changes in its chemical and phase composition. During the first hour of target sputtering, the surface is enriched in Cr by ∼4 wt% due to the loss of Fe by ∼3 wt% and Ni by ∼1 wt%, which persists over the next 4 h of sputtering. Changes in the phase composition are also observed, with the formation of a highly dispersed ferrite phase reaching 46 wt% within 5 h of target sputtering. This stationary state of the target surface promotes the formation of thin films with controlled phase and chemical composition at the nanoscale. They are a three-phase system including austenite, ferrite and intermetallic <em>σ</em>-phase (60 wt% austenite, 30 wt% ferrite, and 10 wt% <em>σ</em> -phase) with different but time-stable (stationary) chemical compositions.</div><div>A mechanism for the formation and stabilization of such a three-phase system is proposed. This is associated with the manifestation of a phase size effect, which ensures the preferential formation of ferrite at nanoparticle sizes up to 13 nm, and an isomorphic size effect, which is responsible for chemical and phase heterogeneity at the nanoscale, when the structure and chemical composition of nanoparticles (NPs) depend on the shape and size of the particles.</div><div>Data from local methods of surface analysis (electron probe microanalysis and scanning tunneling microscopy) indicate the presence of subtle chemical and phase heterogeneity at the nanoscale. It has been shown that the films consist of NP ferrite phases <em>α</em> and <em>α</em><sub>1</sub>, which exhibit distinct chemical compositions: Fe – 66 at.%, Cr - 27 at.%, Ni – 7 at.% and Fe – 80.4 at.%, Cr −19.6, respectively; <em>σ</em>-phases: Fe 80.4 at%, Cr 19.6 at% and <em>γ</em>-phases: Fe 70.0 at%, Cr 16.3 at%, Ni 13.7 at%.</div></div>","PeriodicalId":18227,"journal":{"name":"Materials Chemistry and Physics","volume":"339 ","pages":"Article 130741"},"PeriodicalIF":4.3,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143687304","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Structural and biological characterization of high silica bioglass-chitosan composite coating on Ti6Al4V alloy

IF 4.3 3区材料科学

Materials Chemistry and Physics Pub Date : 2025-03-18 DOI: 10.1016/j.matchemphys.2025.130714

Akanksha Jha, Samapti Padhihary, Amit Biswas

{"title":"Structural and biological characterization of high silica bioglass-chitosan composite coating on Ti6Al4V alloy","authors":"Akanksha Jha, Samapti Padhihary, Amit Biswas","doi":"10.1016/j.matchemphys.2025.130714","DOIUrl":"10.1016/j.matchemphys.2025.130714","url":null,"abstract":"<div><div>Bioglass is recognized as an effective biomaterial for bone tissue regeneration due to its superior osteoconductivity and high resorption rate. This study aims to develop bioglass (BG) and chitosan (CH) composite coatings on titanium alloy (Ti6Al4V) using the electrophoretic deposition (EPD) technique, targeting applications in orthopaedic and dental implants. Chitosan, a widely used natural polymer, is chosen for its biocompatibility and biodegradability. Various compositions of synthesized bioglass were blended with chitosan to create organic composite coatings. The physicochemical properties of the synthesized bioglass were examined using several characterization techniques, including scanning electron microscopy (SEM), X-ray diffraction (XRD), UV-VIS spectroscopy, dynamic light scattering (DLS), zeta potential analysis, and Fourier transform infrared spectroscopy (FTIR).</div><div>Subsequently, the physical, mechanical, and biological properties of the developed composite coatings were evaluated. SEM analysis revealed that a homogeneous mixture of bioglass and chitosan (1 BG-CH) resulted in a crack-free microstructure on the coated surface. In contrast, higher bioglass concentrations led to increased surface cracking, negatively affecting the coating's integrity. XRD confirmed the presence of both bioglass and chitosan on the Ti6Al4V substrate. The coated samples exhibited hydrophilic properties, and bioactivity enhancement was observed due to the stimulation of calcium-phosphate/hydroxyapatite formation on the surface. Biological assays, including cell adhesion, cell proliferation, cell viability, and alkaline phosphatase (ALP) activity, demonstrated promising results for the 1 BG-CH composite. The findings indicate that the BG-CH composite coatings hold significant potential for enhancing bone tissue regeneration, presenting a promising avenue for future applications in dental screw implants.</div></div>","PeriodicalId":18227,"journal":{"name":"Materials Chemistry and Physics","volume":"340 ","pages":"Article 130714"},"PeriodicalIF":4.3,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143739946","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Bidens aurea aiton plant extract as a green and sustainable corrosion inhibitor for carbon steel X42 in hydrochloric acidic medium: Experimental and computational studies

IF 4.3 3区材料科学

Materials Chemistry and Physics Pub Date : 2025-03-18 DOI: 10.1016/j.matchemphys.2025.130740

Radouane Maizia , Atmane Djermoune , Damia Amoura , Aida Zaabar , Anthony Thomas , Abdelhafid Dib , Serguei Martemianov

{"title":"Bidens aurea aiton plant extract as a green and sustainable corrosion inhibitor for carbon steel X42 in hydrochloric acidic medium: Experimental and computational studies","authors":"Radouane Maizia , Atmane Djermoune , Damia Amoura , Aida Zaabar , Anthony Thomas , Abdelhafid Dib , Serguei Martemianov","doi":"10.1016/j.matchemphys.2025.130740","DOIUrl":"10.1016/j.matchemphys.2025.130740","url":null,"abstract":"<div><div>The use of synthetic inhibitors, both organic and inorganic, has been severely restricted and limited because of their toxicity, high cost, complex synthesis procedures, and danger to the environment and human health. To replace the conventional harmful corrosion inhibitors, researchers have been engaged to develop green corrosion inhibitors. Plant extracts are a promising source of green corrosion inhibitors due to their non-toxicity, biodegradability, environmental friendliness nature, low cost, and natural abundance. This study aims to assess <em>Bidens aurea aiton</em> extract (<em>BAA</em>) as a potential green corrosion inhibitor for carbon steel in a 0.5 M HCl medium using weight loss, electrochemical, surface characterization, and computational chemistry methods. The results demonstrate that the <em>BAA</em> inhibitor behaved as an effective corrosion inhibitor with a concentration-dependent inhibition efficiency reaching a maximum of 94 %. Polarization studies indicate that the <em>BAA</em> acted as a mixed-type inhibitor. Electrochemical impedance spectroscopy (<em>EIS</em>) results revealed an increase in charge transfer resistance (<em>R</em><sub><em>ct</em></sub>) and a decrease in the values of double-layer capacitance (C<sub>dl</sub>) in the presence of <em>BAA</em>. The adsorption of <em>BBA</em> on the metal surface follows the Langmuir isotherm. Surface analysis confirmed the formation of a protective layer of <em>BAA</em> on the steel surface. The density functional theory (DFT) study of the basic components present in <em>BAA</em> extract suggests that they interact with the metal surface through their reactive sites using the donor-acceptor mechanism.</div></div>","PeriodicalId":18227,"journal":{"name":"Materials Chemistry and Physics","volume":"339 ","pages":"Article 130740"},"PeriodicalIF":4.3,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143687285","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Design of filled polypropylene fibers for adsorptive removal of specified heavy metal ions

IF 4.3 3区材料科学

Materials Chemistry and Physics Pub Date : 2025-03-18 DOI: 10.1016/j.matchemphys.2025.130758

Zhiyun Kong , Weiqi Huang , Yajie Du , Dongxiao Wang , Ruiqiang Liang , Cong Feng , Huan Zhang , Xiaolei Wang , Junfu Wei

{"title":"Design of filled polypropylene fibers for adsorptive removal of specified heavy metal ions","authors":"Zhiyun Kong , Weiqi Huang , Yajie Du , Dongxiao Wang , Ruiqiang Liang , Cong Feng , Huan Zhang , Xiaolei Wang , Junfu Wei","doi":"10.1016/j.matchemphys.2025.130758","DOIUrl":"10.1016/j.matchemphys.2025.130758","url":null,"abstract":"<div><div>A novel organic-inorganic hybrid fiber (Pb(II)-IIPs) which can selectively adsorb Pb(II) was prepared by surface imprinting technology. Mesoporous silica was grafted onto polypropylene fibers (PP) and used as the substrates. To achieve high selectivity, Pb(II)-IIPs was synthesized employing functioned iminodiacetic acid (IDA) as a functional ligand, coordinated with Pb(II), followed by cross-linking with glutaraldehyde to stabilize the imprinting cavities. The selectivity coefficient values (k) of Pb(II) -IIPs for Pb(II)/Cd(II), Pb(II)/Co(II), Pb(II)/Ni(II), Pb(II)/Zn(II) are 7.78, 220, 132, and 45.6, respectively. The maximum theoretical adsorption of Pb(II)-IIPs is 114.03 mg g<sup>−1</sup>, with equilibrium achieved in 60 min. After five cycles, the adsorption remained above 80 %. The high adsorption capacity and selectivity of Pb(II)-IIPs demonstrate promising potential for remediating Pb(II)-contaminated groundwater systems, particularly in selective recovery of Pb(II).</div></div>","PeriodicalId":18227,"journal":{"name":"Materials Chemistry and Physics","volume":"339 ","pages":"Article 130758"},"PeriodicalIF":4.3,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143687289","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0