Advanced Materials Interfaces最新文献

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Masthead: (Adv. Mater. Interfaces 24/2024) 刊头:(Adv. Mater. Interfaces 24/2024)
IF 4.3 3区 材料科学
Advanced Materials Interfaces Pub Date : 2024-09-01 DOI: 10.1002/admi.202470061
{"title":"Masthead: (Adv. Mater. Interfaces 24/2024)","authors":"","doi":"10.1002/admi.202470061","DOIUrl":"https://doi.org/10.1002/admi.202470061","url":null,"abstract":"","PeriodicalId":115,"journal":{"name":"Advanced Materials Interfaces","volume":"11 24","pages":""},"PeriodicalIF":4.3,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/admi.202470061","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142123130","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hydrophobic Paper Used to Construct a Disposable Chemiresistive Immunosensor for the Simultaneous Detection of FB1 and AFB1 用于构建同时检测 FB1 和 AFB1 的一次性化学电阻免疫传感器的疏水性纸张
IF 5.4 3区 材料科学
Advanced Materials Interfaces Pub Date : 2024-08-30 DOI: 10.1002/admi.202400307
Yue He, Hui Wang, Zhixue Yu, Xiangfang Tang, Mengting Zhou, Yuming Guo, Benhai Xiong
{"title":"Hydrophobic Paper Used to Construct a Disposable Chemiresistive Immunosensor for the Simultaneous Detection of FB1 and AFB1","authors":"Yue He, Hui Wang, Zhixue Yu, Xiangfang Tang, Mengting Zhou, Yuming Guo, Benhai Xiong","doi":"10.1002/admi.202400307","DOIUrl":"https://doi.org/10.1002/admi.202400307","url":null,"abstract":"Co‐contamination of mycotoxins produced by fungi in foodstuffs and feeds causes a tremendous health risk to humans and animals. The simultaneous detection of multiple mycotoxins using a cost‐effective and point‐of‐care technology is key to ensuring food safety. In this study, a disposable biosensor with two individual sensing channels is prepared on an affordable cellulose paper substrate and used to simultaneously detect fumatoxin B1 (FB1) and aflatoxin B1 (AFB1). The biosensor pattern is outlined by polydimethylsiloxane (PDMS) and the hydrophobic interface of the sensing channels is created using octadecyltrichlorosilane (OTS). Semiconducting single‐wall carbon nanotubes (s‐SWCNTs) are deposited onto the central zones to serve as the sensing elements and SWCNTs are deposited into the bilateral areas as wire. After functionalization of the s‐SWCNTs, anti‐FB1 and anti‐AFB1 are separately immobilized on the different sensing regions to capture the targeted mycotoxins. Under the optimal conditions, this developed s‐SWCNTs‐based biosensor array achieved a limit of detection (LOD) of 8.23 pg mL<jats:sup>−1</jats:sup> for FB1 and 7.48 pg mL<jats:sup>−1</jats:sup> for AFB1. As a demonstration, spiked corn samples are measured using this biosensor and recovery rates are not inferior to commercial enzyme‐linked immune sorbent assay (ELISA) kits. Overall, the cost‐effective, highly sensitive, and multiplexed biosensor platform fabricated by this approach shows great potential for detecting multiple mycotoxins.","PeriodicalId":115,"journal":{"name":"Advanced Materials Interfaces","volume":"1 1","pages":""},"PeriodicalIF":5.4,"publicationDate":"2024-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142226137","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
Quantum Mechanical Derived (VdW-DFT) Transferable Lennard–Jones and Morse Potentials to Model Cysteine and Alkanethiol Adsorption on Au(111) 量子力学衍生(VdW-DFT)可转移伦纳德-琼斯电位和莫尔斯电位在金(111)上的半胱氨酸和烷硫醇吸附建模
IF 4.3 3区 材料科学
Advanced Materials Interfaces Pub Date : 2024-08-29 DOI: 10.1002/admi.202400369
Emiliano Ventura-Macias, P. M. Martinez, Rubén Pérez, J. G. Vilhena
{"title":"Quantum Mechanical Derived (VdW-DFT) Transferable Lennard–Jones and Morse Potentials to Model Cysteine and Alkanethiol Adsorption on Au(111)","authors":"Emiliano Ventura-Macias,&nbsp;P. M. Martinez,&nbsp;Rubén Pérez,&nbsp;J. G. Vilhena","doi":"10.1002/admi.202400369","DOIUrl":"10.1002/admi.202400369","url":null,"abstract":"<p>The cysteine and alkanethiol adsorption on Au(111) surfaces is investigated using density functional theory (DFT) and classic molecular dynamics (MD). Understanding the S–Au interaction across different scales poses major challenges. DFT provides atomic-level precision but it hardly provides insight on nanosecond scale dynamics of this interface. Alternatively, MD, although it enables modeling larger systems for longer periods, its accuracy heavily relies on the parameterization of the force fields (FF). To address this, an MD potential is fitted using DFT calculations, bridging the gap in accuracy and efficiency. At the DFT level, it is found that PBE with DFT-D3 reproduces complex approaches at a fraction of the computational cost. Separating PBE and DFT-D3 contributions reveals consistent PBE energy across molecules (chemisorption), while dispersion varies (physisorption). Thus, the interaction energy of cysteine and two short-chain alkanethiols is calculated to parameterize both Morse and Lennard–Jones (LJ) potentials. The parameterization improves the potential energy in the preferred adsorption sites: the threefold hcp and fcc with respect to the previous proposals in the literature. Furthermore, the transferability is here demonstrated. At last, these results show that LJ potentials outperform more complex Morse potentials. The procedure is general, and the codes and supporting inputs are publicly available, allowing swift generation of potential energy surfaces (PES) at the DFT level, and fitted LJ or Morse potentials to any molecular interface.</p>","PeriodicalId":115,"journal":{"name":"Advanced Materials Interfaces","volume":"11 30","pages":""},"PeriodicalIF":4.3,"publicationDate":"2024-08-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/admi.202400369","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142202952","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ultra‐Thin Metal Oxide Superstructure of Pd(001) as Passivation Interlayer at Organic/Metal Interface 作为有机/金属界面钝化中间层的 Pd(001) 超薄金属氧化物上层结构
IF 5.4 3区 材料科学
Advanced Materials Interfaces Pub Date : 2024-08-27 DOI: 10.1002/admi.202400443
Isheta Majumdar, Francesco Goto, Alberto Calloni, Lamberto Duò, Franco Ciccacci, Gianlorenzo Bussetti
{"title":"Ultra‐Thin Metal Oxide Superstructure of Pd(001) as Passivation Interlayer at Organic/Metal Interface","authors":"Isheta Majumdar, Francesco Goto, Alberto Calloni, Lamberto Duò, Franco Ciccacci, Gianlorenzo Bussetti","doi":"10.1002/admi.202400443","DOIUrl":"https://doi.org/10.1002/admi.202400443","url":null,"abstract":"At organic molecule/metal interfaces for electronic applications, it is required of the metal surface to be passivated in view of preserving the molecular properties of the ordered organic layer. This can be achieved by screening the metal with a single atomic layer of O, namely, ultra‐thin metal oxide (UTMO) layers. Cobalt tetraphenylporphyrins (CoTPP) on oxygen passivated Fe(001), with 1 ML O coverage, have revealed a molecule/substrate decoupling effect due to the formation of an ultra‐thin Fe oxide layer at the interface. However, the threshold concentration of surface O required to observe the decoupling effect has not been assessed yet. In this work, the possibility of stabilizing different ultra‐thin Pd oxide superstructures, characterized by a different number of O atoms per unit cell, is exploited to investigate the O decoupling effect on CoTPP films. Two Pd oxide superstructures are considered: Pd(001)‐<jats:italic>p</jats:italic>(2 × 2)O and Pd(001)‐<jats:italic>p</jats:italic>(√5 × √5)R27°O, with 0.25 and 0.80 ML O coverages, respectively, which are characterized by low‐energy electron diffraction (LEED), X‐ray and ultra‐violet photoelectron spectroscopies (XPS/UPS) and inverse photoemission spectroscopy (IPES). The results suggest a lower limit of 0.80 ML O coverage as a passivation interlayer to obtain an ordered and decoupled CoTPP monolayer on Pd(001).","PeriodicalId":115,"journal":{"name":"Advanced Materials Interfaces","volume":"40 1","pages":""},"PeriodicalIF":5.4,"publicationDate":"2024-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142202953","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
Charge Transfer-Induced SERS Enhancement of MoS2/Dopants Dependent on their Interaction Difference 电荷转移诱导的 SERS 增强取决于 MoS2 掺杂剂的相互作用差异
IF 4.3 3区 材料科学
Advanced Materials Interfaces Pub Date : 2024-08-27 DOI: 10.1002/admi.202400272
Lei Chen, Juan Pedro Merino, Miquel Torrent-Sucarrat, Hui-Lei Hou, Maurizio Prato
{"title":"Charge Transfer-Induced SERS Enhancement of MoS2/Dopants Dependent on their Interaction Difference","authors":"Lei Chen,&nbsp;Juan Pedro Merino,&nbsp;Miquel Torrent-Sucarrat,&nbsp;Hui-Lei Hou,&nbsp;Maurizio Prato","doi":"10.1002/admi.202400272","DOIUrl":"10.1002/admi.202400272","url":null,"abstract":"<p>2D transition metal dichalcogenide materials have attracted increasing attention as active surface-enhanced Raman spectroscopy (SERS) platforms. In this study, the influence of n- and p-type doping of exfoliated MoS<sub>2</sub> (exMoS<sub>2</sub>) hybrids on the SERS performance is investigated, employing Rhodamine 6G (R6G) as a probe molecule. It is demonstrated that n-doped exMoS<sub>2</sub> hybrids (exMoS<sub>2</sub> mixed with C<sub>60</sub>, graphene, and sodium dodecyl sulfate) exhibit enhanced SERS intensities, while p-doping (exMoS<sub>2</sub> mixed with TCNQ) resulted in inhibited SERS enhancement. A key discovery is the linear relationship between Raman enhancement of MoS<sub>2</sub>/dopant hybrids and the difference in their LUMO energy levels, which dictate the degree and direction of charge transfer. Interestingly, MC<sub>60</sub>-4, a C<sub>60</sub>-doped hybrid, deviates from the linear relationship, displaying remarkable SERS enhancement owing to its chemical interaction and unique Raman scattering activity. The findings provide critical insights into the SERS enhancement behavior of doped MoS<sub>2</sub>, facilitating precise tuning of SERS intensities by manipulating the MoS<sub>2</sub> doping state.</p>","PeriodicalId":115,"journal":{"name":"Advanced Materials Interfaces","volume":"11 28","pages":""},"PeriodicalIF":4.3,"publicationDate":"2024-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/admi.202400272","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142202955","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Anatase‐Rutile TiO2@V4C3Tx MXene for Omnidirectional Electrocatalytic Water Splitting 用于全向电催化水分离的 Anatase-Rutile TiO2@V4C3Tx MXene
IF 5.4 3区 材料科学
Advanced Materials Interfaces Pub Date : 2024-08-27 DOI: 10.1002/admi.202400597
Neermunda Shabana, Punnoli Muhsin, Ya‐Yun Yang, Pi‐Tai Chou
{"title":"Anatase‐Rutile TiO2@V4C3Tx MXene for Omnidirectional Electrocatalytic Water Splitting","authors":"Neermunda Shabana, Punnoli Muhsin, Ya‐Yun Yang, Pi‐Tai Chou","doi":"10.1002/admi.202400597","DOIUrl":"https://doi.org/10.1002/admi.202400597","url":null,"abstract":"The quest for composite materials with unique features that each component, inherently, does not have is always an aspirational but challenging task. Among Transition metal oxides (TMOs), TiO<jats:sub>2</jats:sub> emerged as a prototype due to its earth abundance, environmental friendliness, and cost‐effectiveness, which has shown high activity for photocatalytic hydrogen evolution. Unfortunately, TiO<jats:sub>2</jats:sub> is inert for electrocatalytic hydrogen evolution reaction (HER) because it has poor electrical conductivity and unfavorable hydrogen adsorption/desorption behavior. Herein the revitalization of inert TiO<jats:sub>2</jats:sub> for overall water splitting, i.e., both HER and oxygen evolution reaction (OER) is reported by anchoring rutile‐anatase (a/r) TiO<jats:sub>2</jats:sub> nanoparticles on the ‐OH/‐F terminated V<jats:sub>4</jats:sub>C<jats:sub>3</jats:sub>T<jats:sub>x</jats:sub> MXene, giving an a/r TiO<jats:sub>2</jats:sub>@V<jats:sub>4</jats:sub>C<jats:sub>3</jats:sub>T<jats:sub>x</jats:sub> heterostructure. The synergetic effect showcases remarkable pH‐independent HER activity with an overpotential of 35, 39, and 82 mV in 0.5 <jats:sc>m</jats:sc> H<jats:sub>2</jats:sub>SO<jats:sub>4</jats:sub>, 1 <jats:sc>m</jats:sc> KOH, and 1 <jats:sc>m</jats:sc> phosphate‐buffered saline (PBS) respectively. The catalyst also exhibits a pH‐independent OER activity with the lowest overpotential of 217, 267, and 292 mV in 1 <jats:sc>m</jats:sc> KOH, 0.5 <jats:sc>m</jats:sc> H<jats:sub>2</jats:sub>SO<jats:sub>4</jats:sub>, and 1 <jats:sc>m</jats:sc> PBS respectively, that outperforms pure TiO<jats:sub>2</jats:sub>. These findings, for the first time, support the success of anatase‐rutile TiO<jats:sub>2</jats:sub>@V<jats:sub>4</jats:sub>C<jats:sub>3</jats:sub>T<jats:sub>x</jats:sub> MXene in omnidirectional performance, with low overpotential and pH independence, which pave an avenue for finding cost‐effective catalysts in overall water splitting.","PeriodicalId":115,"journal":{"name":"Advanced Materials Interfaces","volume":"31 1","pages":""},"PeriodicalIF":5.4,"publicationDate":"2024-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142202951","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
Plasmonic Resonance Shifts in Gold Nanoparticles-Thermochromic VO2 Thin Film Hybrid Platforms: A Joint Experimental and Numerical Study 金纳米粒子-全色 VO2 薄膜混合平台中的等离子共振偏移:实验与数值联合研究
IF 4.3 3区 材料科学
Advanced Materials Interfaces Pub Date : 2024-08-27 DOI: 10.1002/admi.202400172
Grégory Savorianakis, Cédric Rousseau, Anastasiya Sergievskaya, Gilles Rosolen, Michel Voué, Bjorn Maes, S. Konstantinidis
{"title":"Plasmonic Resonance Shifts in Gold Nanoparticles-Thermochromic VO2 Thin Film Hybrid Platforms: A Joint Experimental and Numerical Study","authors":"Grégory Savorianakis,&nbsp;Cédric Rousseau,&nbsp;Anastasiya Sergievskaya,&nbsp;Gilles Rosolen,&nbsp;Michel Voué,&nbsp;Bjorn Maes,&nbsp;S. Konstantinidis","doi":"10.1002/admi.202400172","DOIUrl":"10.1002/admi.202400172","url":null,"abstract":"<p>The combination of the phase transition in thermochromic vanadium dioxide (VO<sub>2</sub>) with plasmonic nanoparticles paves the way for applications in various fields, including optical sensing, advanced coatings, and dynamic optical devices. This study presents a simple fabrication method to control both the size and surface coverage of NPs combined with VO<sub>2</sub>. First, a thermochromic VO<sub>2</sub> coating with a phase transition at 68 °C is synthesized using reactive magnetron sputtering. Then, monodisperse 30 nm diameter gold NPs are bonded to the VO<sub>2</sub> surface using (3-aminopropyl)trimethoxysilane (APTMS) linkers, examining the effect of immersion duration on surface coverage. Two platforms are developed: a VO<sub>2</sub> thin film with a monolayer of NPs and a configuration with NPs between two VO<sub>2</sub> films. The temperature-dependent plasmonic response of these platforms is measured by extinction spectroscopy, showing a significant wavelength resonance shift of approximately 10 nm for the first platform and 20 nm for the second. Optical simulations analyze this shift over various geometries, from isolated NPs to fully covered NPs, achieving a 60 nm shift for NPs embedded in a thin VO<sub>2</sub> film. This study demonstrates an effective approach to synthesizing thermochromic VO<sub>2</sub> coatings with gold NPs, offering insights into the plasmonic properties of hybrid platforms.</p>","PeriodicalId":115,"journal":{"name":"Advanced Materials Interfaces","volume":"11 28","pages":""},"PeriodicalIF":4.3,"publicationDate":"2024-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/admi.202400172","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142202950","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Probing the Wannier function of Crystalline Solids with Angle‐Resolved Photoemission Spectroscopy 用角度分辨光发射光谱探测晶体固体的万尼尔函数
IF 5.4 3区 材料科学
Advanced Materials Interfaces Pub Date : 2024-08-26 DOI: 10.1002/admi.202400427
Yu He, Frederick J. Walker, Charles H. Ahn, Sohrab Ismail‐Beigi
{"title":"Probing the Wannier function of Crystalline Solids with Angle‐Resolved Photoemission Spectroscopy","authors":"Yu He, Frederick J. Walker, Charles H. Ahn, Sohrab Ismail‐Beigi","doi":"10.1002/admi.202400427","DOIUrl":"https://doi.org/10.1002/admi.202400427","url":null,"abstract":"Angle‐resolved photoemission spectroscopy (ARPES) has been a widely adopted technique in the studies of quantum materials. The surface sensitivity of photoelectric effect also makes it a powerful tool to investigate surface and shallow interface phenomena. While an overwhelming majority of its use focuses on extracting the eigenenergy of the electron Bloch states in momentum space, attempts to extract information of the wave function via ARPES has been limited to molecular systems. In this perspective, it is proposed and advocated use ARPES to investigate and unravel wave function properties, as opposed to only the electron energy‐momentum dispersion relation, in crystalline solids and their interfaces. This can help enhance the rapidly growing development of material properties based on the spatial and geometric properties of the electronic wave functions.","PeriodicalId":115,"journal":{"name":"Advanced Materials Interfaces","volume":"21 1","pages":""},"PeriodicalIF":5.4,"publicationDate":"2024-08-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142202847","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
Controlled Fabrication of Native Ultra‐Thin Amorphous Gallium Oxide From 2D Gallium Sulfide for Emerging Electronic Applications 从二维硫化镓受控制备原生超薄非晶氧化镓,用于新兴电子应用
IF 5.4 3区 材料科学
Advanced Materials Interfaces Pub Date : 2024-08-26 DOI: 10.1002/admi.202400481
AbdulAziz AlMutairi, Aferdita Xhameni, Xuyun Guo, Irina Chircă, Valeria Nicolosi, Stephan Hofmann, Antonio Lombardo
{"title":"Controlled Fabrication of Native Ultra‐Thin Amorphous Gallium Oxide From 2D Gallium Sulfide for Emerging Electronic Applications","authors":"AbdulAziz AlMutairi, Aferdita Xhameni, Xuyun Guo, Irina Chircă, Valeria Nicolosi, Stephan Hofmann, Antonio Lombardo","doi":"10.1002/admi.202400481","DOIUrl":"https://doi.org/10.1002/admi.202400481","url":null,"abstract":"Oxidation of 2D layered materials has proven advantageous in creating oxide/2D material heterostructures, opening the door for a new paradigm of low‐power electronic devices. Gallium (II) sulfide (β‐GaS), a hexagonal phase group III monochalcogenide, is a wide bandgap semiconductor with a bandgap exceeding 3 eV in single and few‐layer form. Its oxide, gallium oxide (Ga<jats:sub>2</jats:sub>O<jats:sub>3</jats:sub>), combines a large bandgap (4.4–5.3 eV) with a high dielectric constant (≈10). Despite the technological potential of both materials, controlled oxidation of atomically‐thin β‐GaS remains under‐explored. This study focuses on the controlled oxidation of β‐GaS using oxygen plasma treatment, addressing a significant gap in existing research. The results demonstrate the ability to form ultrathin native oxide (GaS<jats:sub>x</jats:sub>O<jats:sub>y</jats:sub>), 4 nm in thickness, upon exposure to 10 W of O<jats:sub>2</jats:sub>, resulting in a GaS<jats:sub>x</jats:sub>O<jats:sub>y</jats:sub>/GaS heterostructure where the GaS layer beneath remains intact. By integrating such structures between metal electrodes and applying electric stresses as voltage ramps or pulses, their use for resistive random‐access memory (ReRAM) is investigated. The ultrathin nature of the produced oxide enables low operation power with energy use as low as 0.22 nJ per operation while maintaining endurance and retention of 350 cycles and 10<jats:sup>4</jats:sup> s, respectively. These results show the significant potential of the oxidation‐based GaS<jats:sub>x</jats:sub>O<jats:sub>y</jats:sub>/GaS heterostructure for electronic applications and, in particular, low‐power memory devices.","PeriodicalId":115,"journal":{"name":"Advanced Materials Interfaces","volume":"9 1","pages":""},"PeriodicalIF":5.4,"publicationDate":"2024-08-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142226132","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
Enhanced Dye Removal and Antibacterial Efficacy of Copper‐Doped ZnO Nanoparticles on Cellulose Nanofibers 纤维素纳米纤维上的掺铜氧化锌纳米粒子增强了染料去除和抗菌功效
IF 5.4 3区 材料科学
Advanced Materials Interfaces Pub Date : 2024-08-24 DOI: 10.1002/admi.202400468
Phuong‐Linh Nguyen, Thi Ngat Tran, Minh Thang Le, Azeem Ullah, Duy‐Nam Phan, Ick‐Soo Kim
{"title":"Enhanced Dye Removal and Antibacterial Efficacy of Copper‐Doped ZnO Nanoparticles on Cellulose Nanofibers","authors":"Phuong‐Linh Nguyen, Thi Ngat Tran, Minh Thang Le, Azeem Ullah, Duy‐Nam Phan, Ick‐Soo Kim","doi":"10.1002/admi.202400468","DOIUrl":"https://doi.org/10.1002/admi.202400468","url":null,"abstract":"Cu‐doped ZnO nanoparticle‐loaded cellulose nanofiber membranes are investigated for their potential photocatalytic and antibacterial properties. ZnO nanoparticles, both undoped and doped with copper, are synthesized by the co‐precipitation process, afterward immobilized onto cellulose nanofibers through the utilization of a dip‐coating technique. Methylene blue (MB) removal is evaluated to inspect the effectiveness of photocatalysts in both UV and Xenon lighting conditions. The morphology and structure of the composite cellulose nanofibers loaded with photocatalysts are then examined using FE‐SEM, TEM, XRD, FTIR, and UV–vis characterizations. Under visible light, the self‐cleaning effects of organic compounds are measured, presenting more than 50% of discoloration for various organic stains. The antibacterial activity is assessed using the Kirby–Bauer disc diffusion method and the plate counting method against the gram‐positive <jats:italic>Staphylococcus aureus (S. aureus)</jats:italic> and gram‐negative <jats:italic>Escherichia coli (E. coli)</jats:italic> bacteria. The current study shows that cellulose nanofibers coated with Cu‐doped ZnO nanoparticles exhibited excellent photocatalytic and antibacterial activities.","PeriodicalId":115,"journal":{"name":"Advanced Materials Interfaces","volume":"13 1","pages":""},"PeriodicalIF":5.4,"publicationDate":"2024-08-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142202956","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
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