{"title":"Excellent piezo-photocatalytic performance of plasmonic Bi/Bi4Ti3O12 heterojunction synthesized by in-situ reduction","authors":"","doi":"10.1016/j.surfin.2024.105115","DOIUrl":"10.1016/j.surfin.2024.105115","url":null,"abstract":"<div><p>Efficient catalytic conversion can be achieved by <span><span>electro-mechanical coupling a</span><svg><path></path></svg></span>nd solar energy-induced photogenerated carriers. In this work, an advanced semimetal Bi decorated Bi<sub>4</sub>Ti<sub>3</sub>O<sub>12</sub> (Bi/BTO) heterojunction catalyst was constructed through <em>in-situ</em> reduction without organic solvent. The piezo-photocatalytic removal toward MB of Bi/BTO catalyst reaches 87.2% within 70 min, and the rate constant is 2.23 and 1.80 times higher than that of piezocatalysis and photocatalysis, respectively. The enhanced performance is attributed to not only surface plasmon resonance effect of Bi nanoparticles that enhances light absorption and accelerates charge separation, but also the piezoelectric effect of Bi<sub>4</sub>Ti<sub>3</sub>O<sub>12</sub> which strengthens internal electric fields. Moreover, the metal titanium template can be recycled to synthesize Bi/BTO catalyst, thus favouring commercial-scale application. This work demonstrates an effective strategy to design efficient catalyst to utilize natural solar and mechanical energy.</p></div>","PeriodicalId":22081,"journal":{"name":"Surfaces and Interfaces","volume":null,"pages":null},"PeriodicalIF":5.7,"publicationDate":"2024-09-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142272325","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Effect of strain engineering on the highly controllable H2 purification performance of graphenylene-like boron nitride membranes: DFT calculations and MD simulations","authors":"","doi":"10.1016/j.surfin.2024.105112","DOIUrl":"10.1016/j.surfin.2024.105112","url":null,"abstract":"<div><p>To obtain high-purity hydrogen for industrial applications, it is highly desirable to separate and purify hydrogen from byproduct gases in hydrogen preparation. DFT calculations and MD simulations were performed to study the hydrogen separation performance of the graphenylene-like boron nitride (p-BN) monolayer under the modification of strain engineering. The p-BN membrane is thermal stable at high temperatures of 1500 K. Without strain engineering, the p-BN monolayer cannot be used as H<sub>2</sub> separation membranes at room temperature, as no H<sub>2</sub> gas can permeate from the membrane, however, it would be potential for H<sub>2</sub> separation at high temperatures (the H<sub>2</sub> permeance of 3.415 × 10<sup>5</sup>-2.732 × 10<sup>6</sup> GPU with high selectivity above 500 K). Strain engineering can effectively enhance the H<sub>2</sub> purification properties of the p-BN monolayer. At 9 % strains, the H<sub>2</sub> permeability of the p-BN membrane is 2.357 × 10<sup>7</sup> GPU at 300 K, much higher than the industrial acceptance value, while the selectivity of H<sub>2</sub> related to other gases (N<sub>2</sub>, CO, O<sub>2</sub>, CO<sub>2</sub>, and CH<sub>4</sub>) is 14.75, 33.09, 1.002 × 10<sup>2</sup>, 8.512 × 10<sup>5</sup>, and 1.502 × 10<sup>10</sup>, respectively. Therefore, our findings indicate that the p-BN membranes are excellent candidates for highly controllable and reversible H<sub>2</sub> separation and purification under modification of strain engineering.</p></div>","PeriodicalId":22081,"journal":{"name":"Surfaces and Interfaces","volume":null,"pages":null},"PeriodicalIF":5.7,"publicationDate":"2024-09-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142272166","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Superhydrophobic photothermal coatings based on polyurea for durable anti-icing and deicing","authors":"","doi":"10.1016/j.surfin.2024.105120","DOIUrl":"10.1016/j.surfin.2024.105120","url":null,"abstract":"<div><p>Reparation of superhydrophobic coating with anti-icing and deicing function is crucial for outdoor power equipment. In this study, silica was combined with polyurea to prepare polyurea-silica composite particulates, which were then incorporated into siloxane along with graphite powder to create a robust superhydrophobic photothermal coating. The developed coating, characterized by its micro-nano hierarchical structure and the blackbody characteristic of carbon materials, exhibits outstanding superhydrophobic properties and photothermal conversion efficiency. The photothermal performance leads to a rapid temperature increase to 90.3 °C within 600 s under 100 mW/cm<sup>2</sup> of irradiation. The coating demonstrates remarkable anti-icing properties, delaying the freezing time of a 100 µL droplet for up to 2956s, coupled with a low ice adhesion strength measuring 20∼30 kPa. Moreover, the coating displays excellent photothermal de-icing properties, facilitating the rapid melting of frozen droplets and their easy removal from the surface. Anti-icing/de-icing experiments on power system insulators confirmed that the coating exhibits outstanding anti-icing and photothermal deicing performance, making it a viable alternative for practical applications.</p></div>","PeriodicalId":22081,"journal":{"name":"Surfaces and Interfaces","volume":null,"pages":null},"PeriodicalIF":5.7,"publicationDate":"2024-09-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142272170","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Enhanced photocatalytic activity of Z-scheme BiVO4 heterophase junction via giant built-in electric field","authors":"","doi":"10.1016/j.surfin.2024.105116","DOIUrl":"10.1016/j.surfin.2024.105116","url":null,"abstract":"<div><div>Built-in electric field (IEF) can improve photocatalytic efficiency by promoting charge separation and transfer. Herein, a Z-scheme BiVO<sub>4</sub> heterophase junction with giant IEF was successfully constructed. By changing the pH value of the precursor solution, the ratio of monoclinic octahedral BiVO<sub>4</sub> (m-BVO) to tetragonal microsphere BiVO<sub>4</sub> (t-BVO) is regulated to form a heterophase junction (mt-BVO), so as to regulate the IEF intensity. When pH = 0.5, a large number of pores were formed at the interface of the two forms in mt-BVO-35%m, so it has a larger specific surface area. mt-BVO-35%m has optimal photocatalytic tetracycline degradation activity. Under visible light irradiation, its reaction rate constant <em>k</em> is shown to be 3 times higher than that of pure m-BVO, and the TOC removal rate has increased from 12 % to 36 %. Through characterization, it can be proved that the IEF strength of mt-BVO-35%m is 11.86 times that of m-BVO. The significantly improved activity is mainly attributed to the presence of a giant IEF between m-BVO and t-BVO. The IEF drives the photogenerated electrons to transfer from the CB of t-BiVO<sub>4</sub> to the VB of m-BiVO<sub>4</sub>, which greatly enhances the separation and transfer of photogenerated charge carriers. Moreover, a mechanism of Z-scheme charges transfer pathway in the mt-BVO-35%m heterophase junction was also revealed.</div></div>","PeriodicalId":22081,"journal":{"name":"Surfaces and Interfaces","volume":null,"pages":null},"PeriodicalIF":5.7,"publicationDate":"2024-09-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142323324","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Efficient electrocatalysts for OER: Amorphous cerium-doped cobalt sulfide with enhanced performance and durability","authors":"","doi":"10.1016/j.surfin.2024.105108","DOIUrl":"10.1016/j.surfin.2024.105108","url":null,"abstract":"<div><p>Developing highly efficient electrocatalysts is essential for advancing the oxygen evolution reaction (OER), a key step in water splitting. In this study, a novel approach for the synthesis of an amorphous sulfide structure has been presented. First, a cerium-doped zeolitic imidazolate framework-67 (Ce-ZIF-67) using a co-precipitation method, followed by a multi-step transformation process. This process includes oxidation to form cerium-doped cobalt oxide (Ce-CO) and a subsequent sulfidation step to produce an amorphous cerium-doped cobalt sulfide (Ce-CS) structure. The introduction of cerium and the formation of an amorphous sulfide structure result in a significantly enhanced OER performance due to increased atomic disorder, improved electron mobility, and an expanded active surface area. Remarkably, the Ce-CS structure achieved a reduction in overpotential from 352 mV for Ce-CO to 291 mV at 100 mA cm<sup>−2</sup> in 1.0 M KOH, alongside a Tafel slope reduction from 86.2 mA decade<sup>−1</sup> to 67.2 mV decade<sup>−1</sup>. These enhancements underline the importance of cerium doping and amorphization in optimizing electrocatalytic efficiency. Furthermore, the Ce-CS catalyst demonstrated exceptional durability, with no observable degradation in performance or structural integrity after 10 h of continuous operation. This work presents a pioneering strategy for designing and synthesizing highly effective OER electrocatalysts, contributing a significant advancement to the field.</p></div>","PeriodicalId":22081,"journal":{"name":"Surfaces and Interfaces","volume":null,"pages":null},"PeriodicalIF":5.7,"publicationDate":"2024-09-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142243025","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Surface/subsurface damage mechanisms and inhibition strategies in machining of hard and brittle materials: A systematic review","authors":"","doi":"10.1016/j.surfin.2024.105088","DOIUrl":"10.1016/j.surfin.2024.105088","url":null,"abstract":"<div><p>With the continuous development of modern industrial technology, hard and brittle materials are widely used in semiconductors, precision instruments, space optics, biomedicine and other fields due to their excellent physical and chemical properties. However, the processing of hard and brittle materials is difficult, and it is easy to produce damage such as surface / subsurface cracks, edge breakage, and subsurface damage during processing, which seriously affects its performance and lifetime. Therefore, the in-depth study of the machining damage mechanism of hard and brittle materials and the exploration of effective inhibition strategies are of great significance to improve the machining efficiency of hard and brittle materials, reduce costs and optimize product quality. In order to study the machining damage mechanism of hard and brittle materials in depth, the research results and advances in the machining of hard and brittle materials are summarized. It focuses on the study of hard and brittle material processing damage forms and their influencing factors. The processing mode, damage type and formation mechanism of hard and brittle materials are analyzed. In order to solve the problems of hard and brittle material processing, the strategies for suppressing interface damage in recent years have been discussed from four aspects: tool optimization, energy field compounding, machining process, and modification of machining materials. The research trend of hard and brittle material machining is envisioned, which provides an important reference value for realizing efficient and low-damage machining of hard and brittle materials.</p></div>","PeriodicalId":22081,"journal":{"name":"Surfaces and Interfaces","volume":null,"pages":null},"PeriodicalIF":5.7,"publicationDate":"2024-09-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142243171","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Symmetric engineered central cross-shaped broadband metamaterial absorber with high absorption and stability for solar sailing and solar energy applications","authors":"","doi":"10.1016/j.surfin.2024.105077","DOIUrl":"10.1016/j.surfin.2024.105077","url":null,"abstract":"<div><p>We propose a theoretical design and analysis of a broadband metamaterial absorber (MMA) with significant potential for solar sailing applications which is a method of spacecraft propulsion that usages the momentum of sunlight to propel a spacecraft through space. The absorber features a metal-dielectric-metal configuration with a tungsten (W) based resonator and ground plane, and a Silicon-dioxide (SiO₂) substrate. Addressing the critical need for materials that can efficiently harness solar radiation for propulsion in space, our design achieves an average absorption of 99.15 % over a broad spectrum from 250 nm to 1200 nm, covering the UV–Visible–NIR regions, with near-unity absorption peaks at 362 nm and 915.8 nm. It maintains high absorptions of 84.9 % and 86 % under transvers electric and transvers magnetic modes respectively, demonstrating excellent wide incident angle stability and polarization insensitivity due to its symmetric design. PCR values close to zero confirm its functionality as an absorber rather than a polarizer. The MMA shows minimal deformation across temperatures from 500 K to 1750 K and remains stable under various mechanical stresses, proving its durability and efficiency in space. Additionally, in solar thermophotovoltaic (STPV) systems, the MMA demonstrates high photothermal conversion efficiency (PTCE) over a wide temperature range (500 °C to 1500 °C) and different concentration factors. This dual functionality highlights its potential for both efficient space exploration and terrestrial solar energy harvesting, making it a versatile tool for future technological applications.</p></div>","PeriodicalId":22081,"journal":{"name":"Surfaces and Interfaces","volume":null,"pages":null},"PeriodicalIF":5.7,"publicationDate":"2024-09-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142243027","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"The long-lasting maintenance of the pore structure achieves the stability of lithium metal batteries","authors":"","doi":"10.1016/j.surfin.2024.105110","DOIUrl":"10.1016/j.surfin.2024.105110","url":null,"abstract":"<div><p>The separator is considered critical to the safety and performance of lithium metal batteries (LMBs), however, the separator structure fails under high temperature conditions due to damage resulting in decreased mechanical strength, which causes short-circuiting of the battery. This paper describes a novel process to prepare stable and uniform dispersions of aramid nanofibers (ANFs) by bottom-up low-temperature polymerization, and then crosslink the ANFs with N<sub>2</sub> plasma-treated polypropylene (PP) separator through capping isocyanate crosslinkers. The composite separator not only has excellent mechanical properties with hardness and modulus of elasticity up to 0.35 and 2.26 GPa, which is three times higher than the PP separator, but also has high-temperature thermal stability, the size maintenance rate reaches 99.8 % at 200 °C. Meanwhile, real-time monitoring of the pore size at different temperatures by synchrotron radiation small-angle X-ray scattering (SR-SAXS) showed that the pore radius of gyration was kept at 8.81 nm and the size change rate was only 22.8 % at 200 °C, which demonstrated that the composite separator had an outstanding ability to maintain the pore structure to ensure the stability of the ionic transport channel. Therefore, the crosslinked composite separator has greater potential for improving the performance and safety of LMBs in extreme high-temperature environments.</p></div>","PeriodicalId":22081,"journal":{"name":"Surfaces and Interfaces","volume":null,"pages":null},"PeriodicalIF":5.7,"publicationDate":"2024-09-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142272326","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Interfacial growth strategy for synthesizing Mg-MOF-74@clinoptilolites with hierarchical structures for enhancing adsorptive separation performance of CO2/CH4, CH4/N2 and CO2/N2","authors":"","doi":"10.1016/j.surfin.2024.105106","DOIUrl":"10.1016/j.surfin.2024.105106","url":null,"abstract":"<div><p>The purification and separation of CO<sub>2</sub>, CH<sub>4</sub>, and N<sub>2</sub> from biogas, flue gas, and coalbed gas for carbon capture and storage are main technology in mitigating the greenhouse effect. The Mg-MOF-74@clinoptilolite (Mg-MOF-74@CP) composites are successfully synthesized through an interfacial growth of Mg-MOF-74 onto the surfaces of the synthesized CP for adsorption and separation of CO<sub>2</sub>, CH<sub>4</sub>, and N<sub>2</sub>. The structural characteristics of the resultant composites are systematically characterized by various characterizations. In particular, small-angle X-ray scattering (SAXS) patterns are used to elucidate the fractal structural evolutions of the parent CP, Mg-MOF-74, and Mg-MOF-74@CP. Meanwhile, the single-component adsorption isotherms for CO<sub>2</sub>, CH<sub>4</sub>, and N<sub>2</sub> are demonstrated. The breakthrough measurements on CO<sub>2</sub>/CH<sub>4</sub> and cycling tests on CO<sub>2</sub> are conducted. The results elucidate that the CO<sub>2</sub> equilibrium capacity of Mg-MOF-74@CP is higher than that of parent CP, displaying a high affinity toward CO<sub>2</sub>, the longer breakthrough time and enhancement of CO<sub>2</sub> uptake exhibit a better separation performance. The cycling tests on CO<sub>2</sub> reveal that the Mg-MOF-74@CP could be used repetitively, promoting its practical application in an energy-saving and economical way. Additionally, the adsorption isotherms and adsorption sites of the prepared Mg-MOF-74@CP are simulated using the Grand Canonical Monte Carlo (GCMC) method, elucidating the mechanism of the gas separation performance of Mg-MOF-74@CP.</p></div>","PeriodicalId":22081,"journal":{"name":"Surfaces and Interfaces","volume":null,"pages":null},"PeriodicalIF":5.7,"publicationDate":"2024-09-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142243026","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Comprehensive analysis of charge carriers dynamics through the honeycomb structure of graphite thin films and polymer graphite with applications in cold field emission and scanning tunneling microscopy","authors":"","doi":"10.1016/j.surfin.2024.105102","DOIUrl":"10.1016/j.surfin.2024.105102","url":null,"abstract":"<div><p>Polymer graphite electron sources have performed satisfactorily as field emission emitters and scanning tunneling microscopy probes in the past few years. However, the emission process was characterized by limited total emission currents. This paper introduces the elemental, vibrational, electronic structure, and optical analysis of polymer graphite and glass-graphite composite field emission cathodes to study these limitations. Moreover, the field emission characteristics are studied including the changes in the potential energy barrier of the used materials and structures. Among the studied structures, the cathodes prepared from graphite thin films deposited on a micropointed glass substrate (film-GMF) showed superior performance as random field emission arrays. This includes obtaining much higher emission current values <span><math><mo>≈</mo></math></span> 20 times) and lower threshold voltages <span><math><mo>≈</mo></math></span> 1/2) compared to the results obtained from polymer graphite samples. The enhancement factor in such emitters is believed to be the three-dimensional honeycomb structure of graphite. Moreover, the study includes applying graphite coatings to tungsten nano-field emission cathodes and scanning tunneling microscopy probes, which improves the performance of such cathodes/probes in both microscopic techniques.</p></div>","PeriodicalId":22081,"journal":{"name":"Surfaces and Interfaces","volume":null,"pages":null},"PeriodicalIF":5.7,"publicationDate":"2024-09-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2468023024012586/pdfft?md5=5eb97b297bb7d6db682b99416e89a239&pid=1-s2.0-S2468023024012586-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142232700","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}