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Search for "environmental" in Full Text gives 572 result(s) in Beilstein Journal of Nanotechnology. Showing first 200.

Effect of radiation-induced vacancy saturation on the first-order phase transformation in nanoparticles: insights from a model

  • Aram Shirinyan and
  • Yuriy Bilogorodskyy

Beilstein J. Nanotechnol. 2024, 15, 1453–1472, doi:10.3762/bjnano.15.117

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  • ), the dose and energy of the radiation source, different types of radiation, environmental conditions, the purity and homogeneity of the material, and the crystal structure and phase stability. Let us briefly consider these publications and highlight characteristic factors to facilitate understanding
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Published 21 Nov 2024

Lithium niobate on insulator: an emerging nanophotonic crystal for optimized light control

  • Midhun Murali,
  • Amit Banerjee and
  • Tanmoy Basu

Beilstein J. Nanotechnol. 2024, 15, 1415–1426, doi:10.3762/bjnano.15.114

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  • second-harmonic generation and modulation. This confinement is also crucial in reducing the impact of environmental noise on quantum systems, providing a more stable and controlled environment for quantum computing experiments. Achieving phase matching is crucial for various quantum processes, such as
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Published 14 Nov 2024

Various CVD-grown ZnO nanostructures for nanodevices and interdisciplinary applications

  • The-Long Phan,
  • Le Viet Cuong,
  • Vu Dinh Lam and
  • Ngoc Toan Dang

Beilstein J. Nanotechnol. 2024, 15, 1390–1399, doi:10.3762/bjnano.15.112

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  • Institute of Research and Development, Duy Tan University, Da Nang 550000, Vietnam Faculty of Environmental and Natural Sciences, Duy Tan University, Da Nang 550000, Vietnam 10.3762/bjnano.15.112 Abstract This work presents a simple chemical vapour deposition (CVD) method to grow ZnO nanostructures. By
  • nanodevices. They also have potential applications in biological, biomedical, and environmental fields. A representative EDX spectrum recorded from ZnO nanorods showing the presence of Zn and O in the product. SEM micrographs of some nanostructures: (a, b) rods (R1 and R2), (c) matches or drumsticks (M), (d
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Published 11 Nov 2024

A biomimetic approach towards a universal slippery liquid infused surface coating

  • Ryan A. Faase,
  • Madeleine H. Hummel,
  • AnneMarie V. Hasbrook,
  • Andrew P. Carpenter and
  • Joe E. Baio

Beilstein J. Nanotechnol. 2024, 15, 1376–1389, doi:10.3762/bjnano.15.111

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  • Ryan A. Faase Madeleine H. Hummel AnneMarie V. Hasbrook Andrew P. Carpenter Joe E. Baio School of Chemical Biological and Environmental Engineering, Oregon State University, Corvallis, OR 97331, USA 10.3762/bjnano.15.111 Abstract One biomimetic approach to surface passivation involves a series of
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Published 08 Nov 2024

Green synthesis of carbon dot structures from Rheum Ribes and Schottky diode fabrication

  • Muhammed Taha Durmus and
  • Ebru Bozkurt

Beilstein J. Nanotechnol. 2024, 15, 1369–1375, doi:10.3762/bjnano.15.110

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  • synthesized using many different materials. Natural materials have been used widely in recent studies [6][7]. The use of many plants, fruits, and different organic materials as natural carbon sources, abundant in nature, in the synthesis of CDs both reduces cost and prevents environmental pollution. These
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Published 07 Nov 2024

Out-of-plane polarization induces a picosecond photoresponse in rhombohedral stacked bilayer WSe2

  • Guixian Liu,
  • Yufan Wang,
  • Zhoujuan Xu,
  • Zhouxiaosong Zeng,
  • Lanyu Huang,
  • Cuihuan Ge and
  • Xiao Wang

Beilstein J. Nanotechnol. 2024, 15, 1362–1368, doi:10.3762/bjnano.15.109

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  • intrinsic photoresponse time of approximately 3 ps. The ultrafast response time remains consistent across varying detection powers, demonstrating environmental stability and highlighting the potential in optoelectronic applications. Our study presents an effective strategy for enhancing the response time of
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Published 06 Nov 2024

Hymenoptera and biomimetic surfaces: insights and innovations

  • Vinicius Marques Lopez,
  • Carlo Polidori and
  • Rhainer Guillermo Ferreira

Beilstein J. Nanotechnol. 2024, 15, 1333–1352, doi:10.3762/bjnano.15.107

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  • Vinicius Marques Lopez Carlo Polidori Rhainer Guillermo Ferreira Lestes Lab, Federal University of Triângulo Mineiro, Uberaba, Minas Gerais, Brazil Department of Environmental Science and Policy (ESP), University of Milan, Via Celoria 26, 20133, Milan, Italy 10.3762/bjnano.15.107 Abstract The
  • materials and devices that replicate the efficiency and functionality of insect body structures, driving progress in medical technology, robotics, environmental monitoring, and beyond. Keywords: arthropods; bio-inspired surfaces; bioengineering; cuticle; nanoscale structures; Introduction The body
  • ]. Understanding and mimicking these biological systems can lead to significant advancements in various fields, including materials science, fashion, and environmental sustainability [34]. In materials science, the principles of structural coloration can be applied to develop colorfast materials that do not fade
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Published 05 Nov 2024

Nanoarchitectonics with cetrimonium bromide on metal nanoparticles for linker-free detection of toxic metal ions and catalytic degradation of 4-nitrophenol

  • Akash Kumar and
  • Raja Gopal Rayavarapu

Beilstein J. Nanotechnol. 2024, 15, 1312–1332, doi:10.3762/bjnano.15.106

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  • , India Academy of Scientific and Innovative Research (AcSIR), Ghaziabad 201002, India 10.3762/bjnano.15.106 Abstract Heavy metal ions and organic pollutants, such as 4-nitrophenol (4-NP), pose significant environmental and human health threats. Addressing these challenges necessitates using advanced
  • +, Cr3+, and Hg2+ at 0.5 OD, while efficiently degrading 4-NP within 5 min at 1 OD. This study emphasizes the importance of tailoring parameters of CTAB-capped nanoparticles for specific sensing and catalytic applications, offering potential solutions for environmental remediation and human health
  • such as Hg2+ are poisonous environmental pollutants that cause damage at the DNA level by inhibiting DNA replication and DNA polymerase activity, ultimately affecting normal cell synthesis [13]. The less toxic Fe3+ is an essential nutrient for human health in a lower dose, while increasing the dose
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Published 04 Nov 2024

Interaction of graphene oxide with tannic acid: computational modeling and toxicity mitigation in C. elegans

  • Romana Petry,
  • James M. de Almeida,
  • Francine Côa,
  • Felipe Crasto de Lima,
  • Diego Stéfani T. Martinez and
  • Adalberto Fazzio

Beilstein J. Nanotechnol. 2024, 15, 1297–1311, doi:10.3762/bjnano.15.105

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  • Abstract Graphene oxide (GO) undergoes multiple transformations when introduced to biological and environmental media. GO surface favors the adsorption of biomolecules through different types of interaction mechanisms, modulating the biological effects of the material. In this study, we investigated the
  • -dependent mitigating effect on the toxicity of GO, which can be attributed not only to the surface interactions between the molecule and the material but also to the inherent biological properties of TA in C. elegans. Our findings contribute to a deeper understanding of GO’s environmental behavior and
  • ; toxicity mitigation; Introduction Graphene oxide (GO) has many potential applications in electronics, advanced materials, bio-medicine, energy, agriculture, and environmental technology [1][2][3]. It consists of a graphene sheet with surface oxygen functional groups such as epoxide, ketone, hydroxy
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Published 30 Oct 2024

Mn-doped ZnO nanopowders prepared by sol–gel and microwave-assisted sol–gel methods and their photocatalytic properties

  • Cristina Maria Vlăduț,
  • Crina Anastasescu,
  • Silviu Preda,
  • Oana Catalina Mocioiu,
  • Simona Petrescu,
  • Jeanina Pandele-Cusu,
  • Dana Culita,
  • Veronica Bratan,
  • Ioan Balint and
  • Maria Zaharescu

Beilstein J. Nanotechnol. 2024, 15, 1283–1296, doi:10.3762/bjnano.15.104

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  • photocatalyst for organic pollutant degradation but also underscore the importance of optimizing synthesis methods to enhance efficiency and reduce energy consumption. These advancements are crucial for addressing pressing environmental challenges and pave the way for more sustainable approaches to water
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Published 28 Oct 2024

Enhanced catalytic reduction through in situ synthesized gold nanoparticles embedded in glucosamine/alginate nanocomposites

  • Chi-Hien Dang,
  • Le-Kim-Thuy Nguyen,
  • Minh-Trong Tran,
  • Van-Dung Le,
  • Nguyen Minh Ty,
  • T. Ngoc Han Pham,
  • Hieu Vu-Quang,
  • Tran Thi Kim Chi,
  • Tran Thi Huong Giang,
  • Nguyen Thi Thanh Tu and
  • Thanh-Danh Nguyen

Beilstein J. Nanotechnol. 2024, 15, 1227–1237, doi:10.3762/bjnano.15.99

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  • (e.g., glucose, fructose, and glucosamine (GluN)) for the in situ synthesis of metallic nanoparticles onto alginate-based nanogels remains unexplored. Toxic organic dyes, including nitrophenols and methyl orange (MO), pose a significant environmental threat because of their persistence in water. This
  • We investigated the catalytic efficiency of the AuNPs@GluN/Alg nanocomposite in reducing organic dyes using NaBH4 as a model reaction. The persistence of toxic organic dyes poses a significant environmental hazard because of their poor biodegradability in aqueous environments [41]. The reduction
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Published 04 Oct 2024

Quantum-to-classical modeling of monolayer Ge2Se2 and its application in photovoltaic devices

  • Anup Shrivastava,
  • Shivani Saini,
  • Dolly Kumari,
  • Sanjai Singh and
  • Jost Adam

Beilstein J. Nanotechnol. 2024, 15, 1153–1169, doi:10.3762/bjnano.15.94

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  • theory; hole transport layer; optical properties; solar cells; Introduction Reducing fossil fuels and their harmful environmental impact requires improvements in green, sustainable energy sources. Among the various sources of green energy generation, solar energy has been identified as the most
  • ]. Integrating 2D materials in PSCs can improve their performance. The 2D materials can provide protective layers that work like a shield to the perovskite materials to protect them from environmental degradation caused by moisture and oxygen and provide better device scalability to the PSCs, which makes large
  • successfully synthesized [28][29][30][31]. Its remarkable features, such as low cost, abundance, environmental friendliness, and many interesting physical properties, indicate a broad range of possible applications in sustainable electronics and photonics [32]. Notably, a high absorption coefficient has been
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Published 11 Sep 2024

Introducing third-generation periodic table descriptors for nano-qRASTR modeling of zebrafish toxicity of metal oxide nanoparticles

  • Supratik Kar and
  • Siyun Yang

Beilstein J. Nanotechnol. 2024, 15, 1142–1152, doi:10.3762/bjnano.15.93

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  • Supratik Kar Siyun Yang Chemometrics and Molecular Modeling Laboratory, Department of Chemistry and Physics, Kean University, 1000 Morris Avenue, Union, NJ 07083, USA 10.3762/bjnano.15.93 Abstract Metal oxide nanoparticles (MONPs) are widely used in medicine and environmental remediation because
  • strong antibacterial, antifungal, antidiabetic, antioxidant, anticancer, and photocatalytic activities [7][8][9]. Besides the medical field, they are also commonly used in commercial products such as fuel cells and plastics, and environmental applications such as analysis, sensing, remediation, and
  • from human studies, researchers have turned to zebrafish and their embryos for toxicological investigations. Zebrafish embryos are commonly used to identify environmental heavy metal pollution [13]. As a multicellular organism, zebrafish can offer more comprehensive insights into nanomaterials
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Published 10 Sep 2024

Photocatalytic methane oxidation over a TiO2/SiNWs p–n junction catalyst at room temperature

  • Qui Thanh Hoai Ta,
  • Luan Minh Nguyen,
  • Ngoc Hoi Nguyen,
  • Phan Khanh Thinh Nguyen and
  • Dai Hai Nguyen

Beilstein J. Nanotechnol. 2024, 15, 1132–1141, doi:10.3762/bjnano.15.92

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  • deposition on catalyst surfaces [4][5][6][7]. Therefore, sustainable strategies for both green conversion and atmospheric removal of CH4 are urgently necessary [8][9][10][11]. Semiconductor-based photocatalysis has been attracting scientists’ attention because of its environmental friendliness and easy
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Published 02 Sep 2024

Recent updates in applications of nanomedicine for the treatment of hepatic fibrosis

  • Damai Ria Setyawati,
  • Fransiska Christydira Sekaringtyas,
  • Riyona Desvy Pratiwi,
  • A’liyatur Rosyidah,
  • Rohimmahtunnissa Azhar,
  • Nunik Gustini,
  • Gita Syahputra,
  • Idah Rosidah,
  • Etik Mardliyati,
  • Tarwadi and
  • Sjaikhurrizal El Muttaqien

Beilstein J. Nanotechnol. 2024, 15, 1105–1116, doi:10.3762/bjnano.15.89

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  • through modified nanocarriers could enhance their bioavailability by altering the pharmacokinetics as well as by protecting the unstable cargo against environmental factors [44]. Various potent antifibrosis substances from synthetic and herbal compounds suffer from limited solubility and lack of stability
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Published 23 Aug 2024

Unveiling the potential of alginate-based nanomaterials in sensing technology and smart delivery applications

  • Shakhzodjon Uzokboev,
  • Khojimukhammad Akhmadbekov,
  • Ra’no Nuritdinova,
  • Salah M. Tawfik and
  • Yong-Ill Lee

Beilstein J. Nanotechnol. 2024, 15, 1077–1104, doi:10.3762/bjnano.15.88

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  • discussed, including drug delivery and environmental sensing applications for humidity, heavy metals, and hydrogen peroxide. Moreover, biomedical sensing applications of alginate-based nanoparticles regarding various analytes such as glucose, cancer cells, pharmaceutical drugs, and human motion will also be
  • addition, the advantages of alginate-based materials over other drug delivery methods and enhancement for sensing applications will be compared. Furthermore, several environmental, biomedical, and pharmaceutical sensing applications of alginate-based nanocomposites will be reviewed. This review will also
  • application of alginate nanoparticles in sensing is diverse, with notable applications in clinical diagnostics, environmental monitoring, food quality control and processing, pharmaceuticals, and agriculture. One area where alginate nanoparticles have shown significant potential is in the field of clinical
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Published 22 Aug 2024

Bolometric IR photoresponse based on a 3D micro-nano integrated CNT architecture

  • Yasameen Al-Mafrachi,
  • Sandeep Yadav,
  • Sascha Preu,
  • Jörg J. Schneider and
  • Oktay Yilmazoglu

Beilstein J. Nanotechnol. 2024, 15, 1030–1040, doi:10.3762/bjnano.15.84

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  • stability and reliable operation at elevated temperatures in excess of 200 °C, extending its potential utility in challenging environmental conditions. This design allows for further device miniaturization using optical lithography techniques. Its unique properties for mass production through large-scale
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Published 15 Aug 2024

Atomistic insights into the morphological dynamics of gold and platinum nanoparticles: MD simulations in vacuum and aqueous media

  • Evangelos Voyiatzis,
  • Eugenia Valsami-Jones and
  • Antreas Afantitis

Beilstein J. Nanotechnol. 2024, 15, 995–1009, doi:10.3762/bjnano.15.81

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  • Evangelos Voyiatzis Eugenia Valsami-Jones Antreas Afantitis NovaMechanics Ltd., Nicosia 1070, Cyprus School of Geography, Earth and Environmental Sciences, University of Birmingham, Birmingham B15 2TT, United Kingdom 10.3762/bjnano.15.81 Abstract The thermal response of gold and platinum
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Published 07 Aug 2024

Recent progress on field-effect transistor-based biosensors: device perspective

  • Billel Smaani,
  • Fares Nafa,
  • Mohamed Salah Benlatrech,
  • Ismahan Mahdi,
  • Hamza Akroum,
  • Mohamed walid Azizi,
  • Khaled Harrar and
  • Sayan Kanungo

Beilstein J. Nanotechnol. 2024, 15, 977–994, doi:10.3762/bjnano.15.80

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  • 10.3762/bjnano.15.80 Abstract Over the last few decades, field-effect transistor (FET)-based biosensors have demonstrated great potential across various industries, including medical, food, agriculture, environmental, and military sectors. These biosensors leverage the electrical properties of transistors
  • devices have gained significant importance across various domains, including the medical field, environmental monitoring, and the agricultural sector (Figure 1) [1][2]. In this context, biosensors have found widespread application in industries, particularly for food quality control and safety [3]. They
  • , automation, and reducing costs and time. Biosensors have also been designed to detect chemical and biological substances in food items, which might be contaminants or undesirable elements [5][7][8][9]. The presence of chemicals is often considered an environmental problem as chemical species contaminate
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Published 06 Aug 2024

Electrospun nanofibers: building blocks for the repair of bone tissue

  • Tuğrul Mert Serim,
  • Gülin Amasya,
  • Tuğba Eren-Böncü,
  • Ceyda Tuba Şengel-Türk and
  • Ayşe Nurten Özdemir

Beilstein J. Nanotechnol. 2024, 15, 941–953, doi:10.3762/bjnano.15.77

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  • , concentration and molecular weight of the polymer, solvent or solvent mixture, surface tension, conductivity, dielectric constant, and environmental parameters are parameters that must be optimized in the electrospinning process. Voltage Voltage is the parameter that most affects the shape of the droplet from
  • dielectric constant must be high enough [74][75]. With an increase in dielectric constant fewer beads and smaller fiber diameters are formed [80]. Environmental parameters Temperature Temperature affects the viscosity and spinnability of polymer liquids and the thickness of the collected fiber mats
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Published 25 Jul 2024

Identification of structural features of surface modifiers in engineered nanostructured metal oxides regarding cell uptake through ML-based classification

  • Indrasis Dasgupta,
  • Totan Das,
  • Biplab Das and
  • Shovanlal Gayen

Beilstein J. Nanotechnol. 2024, 15, 909–924, doi:10.3762/bjnano.15.75

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  • medicine, electronics, and environmental science. Understanding the structural aspects of surface modifiers in nanoparticles that govern their cellular uptake is crucial for optimizing their efficacy and minimizing potential cytotoxicity. The cellular uptake is influenced by multiple factors, namely, size
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Published 22 Jul 2024

Facile synthesis of Fe-based metal–organic frameworks from Fe2O3 nanoparticles and their application for CO2/N2 separation

  • Van Nhieu Le,
  • Hoai Duc Tran,
  • Minh Tien Nguyen,
  • Hai Bang Truong,
  • Toan Minh Pham and
  • Jinsoo Kim

Beilstein J. Nanotechnol. 2024, 15, 897–908, doi:10.3762/bjnano.15.74

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  • manufacturing cost, environmental friendliness, and biodegradability. Because of the abovementioned advantages, MIL-100(Fe) has gained popularity as a candidate for gas separation of CO/CO2 [9][13], CO/N2 [14][15], CO2/CH4 [16], CH4/C2H6/C3H8 [17], and SF6/N2 [18]. In the early stage, MIL-100(Fe) was produced
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Published 19 Jul 2024

Water-assisted purification during electron beam-induced deposition of platinum and gold

  • Cristiano Glessi,
  • Fabian A. Polman and
  • Cornelis W. Hagen

Beilstein J. Nanotechnol. 2024, 15, 884–896, doi:10.3762/bjnano.15.73

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  • agent under non-environmental SEM conditions [24]. Water-assisted purification of platinum deposits Purification of Pt deposits was achieved only by using co-injection from two separate nozzles. Experiments with co-injection of both gases from the same nozzle led to no purification of the deposits. Also
  • /Au atom % ratio of 0.5 was achieved. Total purification of the deposit was not achieved because of the water pressure limitations posed by the use of a standard SEM. The possibility of achieving higher chamber pressures, for example, through the use of an environmental SEM (ESEM), would probably
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Published 18 Jul 2024

Investigation on drag reduction on rotating blade surfaces with microtextures

  • Qinsong Zhu,
  • Chen Zhang,
  • Fuhang Yu and
  • Yan Xu

Beilstein J. Nanotechnol. 2024, 15, 833–853, doi:10.3762/bjnano.15.70

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  • comprise multiple stages of impellers, as shown in Figure 2a. When the compressor is working, the air flow is driven by the rotation of the impeller from the inlet to the outlet, as shown in Figure 2b. The working conditions of the impeller mainly include the rotational speed and the environmental
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Published 10 Jul 2024

Intermixing of MoS2 and WS2 photocatalysts toward methylene blue photodegradation

  • Maryam Al Qaydi,
  • Nitul S. Rajput,
  • Michael Lejeune,
  • Abdellatif Bouchalkha,
  • Mimoun El Marssi,
  • Steevy Cordette,
  • Chaouki Kasmi and
  • Mustapha Jouiad

Beilstein J. Nanotechnol. 2024, 15, 817–829, doi:10.3762/bjnano.15.68

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  • catalyst when MoS2 and WS2 were mixed at 0.2 and 0.8 ratios, respectively. Indeed, we noticed that the phase intermixing induced a synergistic effect leading to an enhanced stability of the composite. The low-quantity catalyst loading emphasizes the economic and environmental advantages of our approach
  • evaluation under real conditions under sunlight showed an increased PD efficiency. Overall, our approach is cost-effective, reproducible, and can be further employed in the development of composites processed by CVD, providing a potential solution to address the growing concerns of environmental pollution
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Published 05 Jul 2024
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