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  • Open Access

    SHORT COMMUNICATION

    Treating CsPbI3 Perovskite with Pyrrolidinium Iodide to Improve the Performance of Perovskite Solar Cells

    Qixian Zhang#, Yi Guo#, Huicong Liu, Weiping Li, Liqun Zhu, Haining Chen*

    Journal of Renewable Materials, Vol.11, No.8, pp. 3193-3201, 2023, DOI:10.32604/jrm.2023.027730

    Abstract All-inorganic CsPbI3 perovskite has attracted wide attention due to its desirable optical bandgap (Eg: ∼1.7 eV) as well as high chemical stability. Nevertheless, the photovoltaic performance of CsPbI3 perovskite solar cells (PSCs) was limited by severe nonradiative charge recombination due to high defect density at the grain boundary and surface of perovskite films. To address this issue, a pyrrolidinium iodide (PyI) molecule was introduced to modify the surface and grain boundary of CsPbI3 perovskite films to passivate defects, which improves the quality of CsPbI3 perovskite films as well as induces the generation of a quasi-2D Py2CsPb2I7 capping layer between perovskite… More > Graphic Abstract

    Treating CsPbI<sub>3</sub> Perovskite with Pyrrolidinium Iodide to Improve the Performance of Perovskite Solar Cells

  • Open Access

    ARTICLE

    Assessment of Nutrient Leaching Losses and Crop Uptake with Organic Fertilization, Water Saving Practices and Reduced Inorganic Fertilizer

    Xiaotong Liu1,#, Muhammad Amjad Bashir2,3,#, Yucong Geng4, Qurat-Ul-Ain Raza2, Abdur Rehim2, Muhammad Aon2, Jianhang Luo1, Ying Zhao1, Xuejun Zhang1,*, Hongbin Liu4,*

    Phyton-International Journal of Experimental Botany, Vol.92, No.5, pp. 1555-1570, 2023, DOI:10.32604/phyton.2023.026735

    Abstract

    The increasing world population has forced excessive chemical fertilizer and irrigation to complete the global food demand, deteriorating the water quality and nutrient losses. Short-term studies do not compile the evidences; therefore, the study aimed to identify the effectiveness of reduced doses of inorganic fertilizer and water-saving practices, hence, a six-year experiment (2015–2020) was conducted in China to address the knowledge gap. The experimental treatments were: farmer accustomed fertilization used as control (525:180:30 kg NPK ha−1), fertilizer decrement (450:150:15 kg NPK ha−1), fertilizer decrement + water-saving irrigation (450:150:15 kg NPK ha−1), application of organic and inorganic fertilizer + water-saving irrigation… More >

  • Open Access

    ARTICLE

    Ammonium Metavanadate Fabricated by Selective Precipitation of Impurity Chemicals on Inorganic Flocculants

    Bo Shi1, Dandan Zhu2,*, Pengxiang Lei3, Ximin Li4, Hengbo Xiao4, Lihua Qian4,*

    Journal of Renewable Materials, Vol.11, No.4, pp. 1951-1961, 2023, DOI:10.32604/jrm.2023.025271

    Abstract High purity ammonium metavanadate (NH4VO3) is the most vital chemical to produce V2O5, VO2, VN alloy, VFe alloy and VOSO4, which have some prospective applications for high strength steel, smart window, infrared detector and imaging, large scale energy storage system. NH4VO3 is usually produced by spontaneous crystallization from the aqueous solution due to its sharp dependence of solubility on the temperature. However, hazardous chemicals in industrial effluent, include phosphorate, silicate and arsenate, causing severe damage to the environment. In this work, these impurities are selectively precipitated onto inorganic flocculants, while the vanadate dissolved in an aqueous solution keeps almost undisturbed.… More > Graphic Abstract

    Ammonium Metavanadate Fabricated by Selective Precipitation of Impurity Chemicals on Inorganic Flocculants

  • Open Access

    ARTICLE

    Molecular Dynamics Simulation of Interface Properties between Water-Based Inorganic Zinc Silicate Coating Modified by Organosilicone and Iron Substrate

    Hengjiao Gao1, Yuqing Xiong1,*, Kaifeng Zhang1, Shengzhu Cao1, Mingtai Hu1, Yi Li1, Ping Zhang2, Xiaoli Liu3

    Journal of Renewable Materials, Vol.11, No.4, pp. 1715-1729, 2023, DOI:10.32604/jrm.2022.024023

    Abstract The interface properties of Fe(101)/zinc silicate modified by organo-siloxane (KH-570) was studied by using the method of molecular dynamics simulation. By calculating the temperature and energy fluctuation of equilibrium state, equilibrium concentration distribution, MSD of layer and different groups, and interaction energy of two interface models, the influencing mechanism on the interface properties of adding organosiloxane into coating system was studied at the atomic scale. It shows that the temperature and energy of interface oscillated in a small range and it was exited in a state of dynamic equilibrium within the initial simulation stage (t < 20 ps). It can… More > Graphic Abstract

    Molecular Dynamics Simulation of Interface Properties between Water-Based Inorganic Zinc Silicate Coating Modified by Organosilicone and Iron Substrate

  • Open Access

    REVIEW

    Gut microbiome modulation: Ancillary effects of inorganic nanoparticles on gut microflora

    SEHRISH ABBAS1, BUSHRA UZAIR1,*, MAISRA AZHAR BUTT1, FARID MENAA2, BARKAT A. KHAN3,*

    BIOCELL, Vol.47, No.2, pp. 245-260, 2023, DOI:10.32604/biocell.2023.025311

    Abstract The association of gut microflora and human health is being increasingly recognized, and the impact of gut microflora on the host is well characterized, including the body’s energy metabolism and immune system maintenance. Several human diseases, including metabolic, autoimmune, obesity, hypothyroidism, and intestinal disorders, are closely associated with gut dysbiosis. Inorganic nanoparticles (NPs) are extensively utilized in numerous fields due to their distinctive, attractive physicochemical properties. Estimation of the potential impacts of NPs, with a high number of microorganisms inside the human body (microbiota) and its genomes (microbiome), represents one of the most important aspects of nano-toxicology. This review article… More > Graphic Abstract

    Gut microbiome modulation: Ancillary effects of inorganic nanoparticles on gut microflora

  • Open Access

    ARTICLE

    The Application of Fertilizer and AMF Promotes Growth and Reduces the Cadmium and Lead Contents of Ryegrass (Lolium multiflorum L.) in a Copper Mining Area

    Jiaxin Chen1,#, Jiawei Guo1,#, Zhixin Yang1, Jiqing Yang2,*, Hengwen Dong3, Huiyun Wang3, Yalei Wang3, Fangdong Zhan1,*

    Phyton-International Journal of Experimental Botany, Vol.92, No.2, pp. 471-485, 2023, DOI:10.32604/phyton.2022.023660

    Abstract Heavy metal-polluted soil was collected from the Pulang copper mine in Shangri-La City, Yunnan Province, Southwest China. The effects of fertilizer (organic and inorganic) and arbuscular mycorrhizal fungi (AMF) on ryegrass (Lolium multiflorum L.) growth, root morphology, mineral nutrition and cadmium (Cd) and lead (Pb) contents were investigated by pot experiments. The results showed that both fertilizer and AMF significantly ameliorated the root morphology and mineral nutrition, reduced the Cd and Pb contents, and promoted the growth of ryegrass. Among all treatments, the combined application of organic–inorganic compound fertilizer with AMF had the highest effect, resulting in increases in root… More >

  • Open Access

    REVIEW

    Cellulose Nanofi brils: From Strong Materials to Bioactive Surfaces**

    Yanxia Zhang1, Tiina Nypelö1,*, Carlos Salas1, Julio Arboleda1, Ingrid C. Hoeger1,*, Orlando J. Rojas1,2,*

    Journal of Renewable Materials, Vol.1, No.3, pp. 195-211, 2013, DOI:10.7569/JRM.2013.634115

    Abstract Cellulose nanofi brils (CNF), also known as nanofi brillar cellulose (NFC), are an advanced biomaterial made mainly from renewable forest and agricultural resources that have demonstrated exceptional performance in composites. In addition, they have been utilized in barrier coatings, food, transparent fl exible fi lms and other applications. Research on CNF has advanced rapidly over the last decade and several of the fundamental questions about production and characterization of CNF have been addressed. An interesting shift in focus in the recent reported literature indicates increased efforts aimed at taking advantage of the unique properties of CNF. This includes its nanoscale… More >

  • Open Access

    ARTICLE

    Effectively Inhibit Phase Separation to Improve Efficiency and Stability of All-Inorganic Planar CsPbIBr2 Perovskite Solar Cells

    Miao He*, Miao Wu#, Duofa Wang, Tianjin Zhang*

    Journal of Renewable Materials, Vol.10, No.11, pp. 2883-2894, 2022, DOI:10.32604/jrm.2022.020535

    Abstract The advancement in a power conversion efficiency (PCE) to reach 25%, the inorganic perovskites are being explored intensively as promising optoelectronic materials due to their excellent photovoltaic performance, i.e., thermal stability and efficiency. Lately, the inorganic cesium lead halide perovskite is studied to show enhanced light absorption, however, it suffers from the phase separate into I-rich and Br-rich phase which leads to poor film quality due to difference of electronegativity. Herein, we propose a unique solution of controlling the rate of solvent volatilization followed by gel method to inhibit phase separation effectively to obtain the homogenous and pinhole-free CsPbIBr2 films… More >

  • Open Access

    ARTICLE

    Comparative Study on the Properties of Inorganic Silicate and Organic Phenolic Prepolymer Modified Poplar Wood by Vacuum Cycle Pressurization

    Pengfei Guan1, Ping Li2, Yiqiang Wu1, Xingong Li1, Guangming Yuan1, Yingfeng Zuo1,*

    Journal of Renewable Materials, Vol.10, No.9, pp. 2451-2463, 2022, DOI:10.32604/jrm.2022.020459

    Abstract To enhance mechanical properties and improve flame retardancy and smoke suppression of fast-growing poplar wood in wood applications, the wood was impregnated and modified. An organic phenolic prepolymer and inorganic sodium silicate was used as contrasting impregnation modifiers and wood samples were impregnated by a bionic “respiration” method with alternating positive and negative pressure. The weight percentage gain, density increase ratio, mechanical properties (bending and compressive strength and hardness), and water absorption rate of inorganic and organic-impregnated modified poplar wood (IIMPW and OIMPW, respectively) were compared and these properties in IIMPW were found to be higher than those of OIMPW… More >

  • Open Access

    ARTICLE

    Assessment of the Solid Waste Disposal Method during COVID-19 Period Using the ELECTRE III Method in an Interval-Valued q-Rung Orthopair Fuzzy Approach

    Samayan Narayanamoorthy1, Arumugam Anuja1, J. V. Brainy1, Thangaraj Manirathinam1, Subramaniam Pragathi1, Thirumalai Nallasivan Parthasarathy1, Daekook Kang2,*

    CMES-Computer Modeling in Engineering & Sciences, Vol.131, No.3, pp. 1229-1261, 2022, DOI:10.32604/cmes.2022.019442

    Abstract As the quantity of garbage created every day rises, solid waste management has become the world’s most important issue. As a result, improper solid waste disposal and major sanitary issues develop, which are only detected after they have become dangerous. Due to the system’s lockdown during the COVID-19 pandemic, this scenario became much more uncertain. We are at the stage to develop and execute effective waste management procedures, as well as long-term policies and forward-thinking programmes that can work even in the most adverse of scenarios. We incorporate major solid waste (organic and inorganic solid wastes) approaches that actually perform… More >

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