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Wu Z, Fan J, Hu J, Xie W, Sun S, Hu S, Li C, Wang Z, Ituen E. Temperature-responsive salt-resistant poly(sulfobetaine methacrylate)-based emulsifiers for heavy oils. Int J Biol Macromol 2024; 268:131977. [PMID: 38692540 DOI: 10.1016/j.ijbiomac.2024.131977] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/21/2023] [Revised: 04/26/2024] [Accepted: 04/28/2024] [Indexed: 05/03/2024]
Abstract
The emulsions prepared with most currently reported emulsifiers are stable only at room temperature and are susceptible to demulsification at higher temperatures. This thermal instability prevents their use in high-temperature and high-salt environments encountered oilfield extraction. To address this issue, in this study, two temperature-responsive emulsifiers, PSBMA and CS-PSBMA, were synthesized. Both emulsifiers exhibited the ability to form stable emulsions within the temperature range of 60-80 °C and undergo demulsification at 20-40 °C. A comprehensive investigation was conducted to assess the impact of emulsifier concentration, water-to-oil ratio, and salt ion concentration on the stability of emulsions formed by these two emulsifiers. The results demonstrated their remarkable emulsification capabilities across diverse oil phases. Notably, the novel emulsifier CS-PSBMA, synthesized through the grafting chitosan (CS) onto PSBMA, not only exhibits superior emulsion stability and UCST temperature responsiveness but also significantly enhanced the salt resistance of the emulsion. Remarkably, the emulsion maintained its stability even in the presence of monovalent salt ions at concentrations up to 2 mol/L (equivalent to a mineralization level of 1.33 × 105 mg/L in water) and divalent salt ions at concentrations up to 3 mol/L (equivalent to a mineralization level of 2.7 × 105 mg/L in water). The emulsions stabilized by both emulsifiers are resilient to harsh reservoir conditions and effectively emulsify heavy oils, enabling high-temperature emulsification and low-temperature demulsification. These attributes indicate their promising potential for industrial applications, particularly in the field of enhanced oil recovery.
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Affiliation(s)
- Ziqi Wu
- School of Materials Science and Engineering, China University of Petroleum (East China), Qingdao, Shandong 266580, China
| | - Junjie Fan
- School of Materials Science and Engineering, China University of Petroleum (East China), Qingdao, Shandong 266580, China
| | - Jianwen Hu
- School of Materials Science and Engineering, China University of Petroleum (East China), Qingdao, Shandong 266580, China
| | - Wenqing Xie
- School of Materials Science and Engineering, China University of Petroleum (East China), Qingdao, Shandong 266580, China
| | - Shuangqing Sun
- School of Materials Science and Engineering, China University of Petroleum (East China), Qingdao, Shandong 266580, China; Institute of Advanced Materials, China University of Petroleum (East China), Qingdao, Shandong 266580, China.
| | - Songqing Hu
- School of Materials Science and Engineering, China University of Petroleum (East China), Qingdao, Shandong 266580, China; Institute of Advanced Materials, China University of Petroleum (East China), Qingdao, Shandong 266580, China
| | - Chunling Li
- School of Materials Science and Engineering, China University of Petroleum (East China), Qingdao, Shandong 266580, China; Institute of Advanced Materials, China University of Petroleum (East China), Qingdao, Shandong 266580, China
| | - Zhikun Wang
- School of Materials Science and Engineering, China University of Petroleum (East China), Qingdao, Shandong 266580, China; Institute of Advanced Materials, China University of Petroleum (East China), Qingdao, Shandong 266580, China
| | - Ekemini Ituen
- Materials and Oilfield Chemistry Research Group, University of Uyo, Uyo, Nigeria
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2
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Miao Q, Wang Y, Chen D, Cao N, Pang J. Development of novel ionic covalent organic frameworks composite nanofiltration membranes for dye/salt separation. JOURNAL OF HAZARDOUS MATERIALS 2024; 465:133049. [PMID: 38043428 DOI: 10.1016/j.jhazmat.2023.133049] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/25/2023] [Revised: 10/17/2023] [Accepted: 11/19/2023] [Indexed: 12/05/2023]
Abstract
Covalent organic frameworks (COF) have desirable properties such as high porosity, low mass density, excellent heat resistance and regulatable structure, making them an ideal candidate for membrane material. Traditional methods for preparing covalent organic framework composite membranes, such as interfacial polymerization, vacuum filtration, and covalent organic framework abrasive coating. Stand-alone COF membranes produced by the above methods usually suffer from problems such as poor mechanical properties. Here, we fabricated high performance COF composite membranes by modified casting-precipitation-evaporation method. The designed composite membranes consisted of the ionic COF (iCOF) selective layer and the support layer are applied in dye/salt separation. The high permeability (∼ 68 L h-1 m-2 bar-1), high dyes rejection (97% for Rose Bengal), and low salts rejection (∼ 2.86% for NaCl) are achieved by the iCOF functional layer. The as-prepared composite membranes have a hydrophilic and highly smooth surface, making them have good anti-fouling performance. In addition, the rigid pore structure of iCOF selective layer endows the composite membranes with excellent stability, the composite membranes maintain original structure under high pressure (6 bar) and ultrasonic treatment (16 kHz for 60 min). This work may open up a novel path to fabricate iCOF composite membranes, which exhibit great potential in dye/salt separation.
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Affiliation(s)
- Qiuyu Miao
- Heilongjiang Key Laboratory of Molecular Design and Preparation of Flame Retarded Materials, College of Chemistry, Chemical Engineering and Resource Utilization, Northeast Forestry University, Harbin 150040, People's Republic of China
| | - Ying Wang
- Heilongjiang Key Laboratory of Molecular Design and Preparation of Flame Retarded Materials, College of Chemistry, Chemical Engineering and Resource Utilization, Northeast Forestry University, Harbin 150040, People's Republic of China
| | - Dongru Chen
- Heilongjiang Key Laboratory of Molecular Design and Preparation of Flame Retarded Materials, College of Chemistry, Chemical Engineering and Resource Utilization, Northeast Forestry University, Harbin 150040, People's Republic of China
| | - Ning Cao
- Heilongjiang Key Laboratory of Molecular Design and Preparation of Flame Retarded Materials, College of Chemistry, Chemical Engineering and Resource Utilization, Northeast Forestry University, Harbin 150040, People's Republic of China.
| | - Jinhui Pang
- Laboratory of High-Performance Plastics (Jilin University), Ministry of Education, National & Local Joint Engineering Laboratory for Synthesis Technology of High-Performance Polymer, College of Chemistry, Jilin University, Changchun 130012, People's Republic of China
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3
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Amini M, Nikkhoo M, Bagherzadeh M, Ahadian MM, Bayrami A, Naslhajian H, Karamjavan MH. High-Performance Novel MoS 2@Zeolite X Nanocomposite-Modified Thin-Film Nanocomposite Forward Osmosis Membranes: A Study of Desalination and Antifouling Performance. ACS APPLIED MATERIALS & INTERFACES 2023; 15:39765-39776. [PMID: 37614003 DOI: 10.1021/acsami.3c03481] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 08/25/2023]
Abstract
Novel thin-film nanocomposite (TFN) membranes modified by the MoS2@Zeolite X nanocomposite were made and studied for desalination by the forward osmosis (FO) method. Herein, MoS2@Zeolite X nanocomposite (MoS2@Z) and zeolite X particles are integrated into the polyamide (PA) selective layer of the TFN membranes, separately. The aim of this study is the synthesis of nanocomposites containing hydrophilic zeolite X particles with a modified surface and pore and improvement of their effective properties on desalination and antifouling performance. For this purpose, MoS2 nanosheets with a high hydrophilicity were selected. The existence of polymer-matrix-compatible MoS2@Z inside the PA active layer caused the formation of a defect-free smooth surface with further channels within this layer that could increase the water flux and fouling resistance of the TFN membranes. The TFN-MZ2 membrane (containing 0.01 wt % MoS2@Z) showed the top desalination performance in the FO process. In contrast to the pristine thin-film composite (TFC) and TFN-Z2 membrane (containing 0.025 wt % zeolite X, the most optimal membrane among the zeolite-modified membranes), its water flux has increased by 2.6 and 1.8 times, respectively. Furthermore, in the fouling test, this optimal TFN-MZ2 membrane with a flux decrement of 19.6% revealed an ∼2.2- and 1.8-fold enhancement in antifouling tendency compared to the TFC and TFN-Z2, respectively. Also, based on the antibiofouling test, the water flux drop of 48.6% for the TFC membrane has reached 36.9% for the optimal membrane. Hence, this high-performance TFN-MZ2 membrane shows good capability for commercial employment in FO desalination application.
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Affiliation(s)
- Mojtaba Amini
- Department of Inorganic Chemistry, Faculty of Chemistry, University of Tabriz, P.O. Box 5166616471, Tabriz, Iran
| | - Mohammad Nikkhoo
- Department of Inorganic Chemistry, Faculty of Chemistry, University of Tabriz, P.O. Box 5166616471, Tabriz, Iran
- Institute for Nanoscience and Nanotechnology (INST), Sharif University of Technology, P.O. Box 1458889694, Tehran, Iran
| | - Mojtaba Bagherzadeh
- Chemistry Department, Sharif University of Technology, P.O. Box 1458889694, Tehran, Iran
| | - Mohammad Mahdi Ahadian
- Institute for Nanoscience and Nanotechnology (INST), Sharif University of Technology, P.O. Box 1458889694, Tehran, Iran
| | - Arshad Bayrami
- Chemistry Department, Sharif University of Technology, P.O. Box 1458889694, Tehran, Iran
| | - Hadi Naslhajian
- School of Chemistry, College of Science, University of Tehran, P.O. Box 1417935840, Tehran, Iran
- Department of Chemistry, Faculty of Science, University of Maragheh, P.O. Box 8311155181, Maragheh, Iran
| | - Mohammad Hasanzadeh Karamjavan
- East Azarbaijan's Water and Waste Water Company, P.O. Box 5166617365, Tabriz, Iran
- Department of Analytical Chemistry, Faculty of Chemistry, University of Tabriz, P.O. Box 5166616471, Tabriz, Iran
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Gao P, Jin P, Dumas R, Huang J, Asha AB, Narain R, Vankelecom I, Van der Bruggen B, Yang X. High-performance zwitterionic membranes via an adhesive prebiotic chemistry-inspired coating strategy: A demonstration in dye/salt fractionation. J Memb Sci 2023. [DOI: 10.1016/j.memsci.2023.121572] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 03/11/2023]
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Zhao A, Zhang M, Bao Y, Zhao L, Liu G, Jiang Y, Zhang P, Cao X. Loose nanofiltration membrane constructed via interfacial polymerization using porous organic cage RCC3 for dye/salt separation. J Memb Sci 2022. [DOI: 10.1016/j.memsci.2022.121081] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
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Qiu M, Shen Z, Xia Q, Li X, Huang H, Wang Y, Liu Y, Wang Y. Metal-polyphenol cross-linked titanium carbide membranes with stable interlayer spacing for efficient wastewater treatment. J Colloid Interface Sci 2022; 628:649-659. [PMID: 36027775 DOI: 10.1016/j.jcis.2022.08.092] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/27/2022] [Revised: 08/08/2022] [Accepted: 08/14/2022] [Indexed: 10/15/2022]
Abstract
Membranes based on transition metal carbides/nitrides (MXenes) have significant water treatment potential because of their unique molecular sieving properties and excellent permeation performance. However, hydrophilic MXenes swell upon water immersion, and improving their stability remains challenging. In this study, a Fe3+-tannic acid (TA) complex was used as a cross-linker and surface modifier to prepare high-performance titanium carbide (Ti3C2Tx) MXene laminar membranes. Fe3+-TA formation on the nanosheets increased the interlayer spacing and stabilized the laminar structure. The membrane with the highest performance among the as-prepared membranes exhibited a high water permeance of 90.5 L/m-2(-|-)h-1 bar-1 (which is twice that of the pristine Ti3C2Tx membrane) and good separation efficiency (methyl blue rejection rate: ∼99.8 %; Na2SO4 rejection rate: ∼5.0 %). Furthermore, the Fe3+-TA complex enhanced the membrane hydrophilicity, resulting in excellent antifouling properties. This study provides an environmentally friendly and facile method for fabricating two-dimensional loose nanofiltration membranes for textile wastewater treatment.
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Affiliation(s)
- Ming Qiu
- College of Biological Chemical Science and Engineering, Jiaxing University, Jiaxing 314001, China
| | - Zhangfeng Shen
- College of Biological Chemical Science and Engineering, Jiaxing University, Jiaxing 314001, China
| | - Qineng Xia
- College of Biological Chemical Science and Engineering, Jiaxing University, Jiaxing 314001, China
| | - Xi Li
- College of Biological Chemical Science and Engineering, Jiaxing University, Jiaxing 314001, China.
| | - Hong Huang
- College of Biological Chemical Science and Engineering, Jiaxing University, Jiaxing 314001, China
| | - Yuan Wang
- College of Biological Chemical Science and Engineering, Jiaxing University, Jiaxing 314001, China
| | - Yanan Liu
- College of Biological Chemical Science and Engineering, Jiaxing University, Jiaxing 314001, China
| | - Yangang Wang
- College of Biological Chemical Science and Engineering, Jiaxing University, Jiaxing 314001, China.
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Jin M, Zhu J, Meng Z, Jiang X, Chen Z, Xu J, Gao H, Zhu J, Wu F. TiO 2nanotubes-MoS 2/PDA-LL-37 exhibits efficient anti-bacterial activity and facilitates new bone formation under near-infrared laser irradiation. Biomed Mater 2022; 17. [PMID: 35748526 DOI: 10.1088/1748-605x/ac6470] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/22/2021] [Accepted: 04/05/2022] [Indexed: 12/31/2022]
Abstract
Titanium dioxide (TiO2), as one of the titanium (Ti)-based implants, holds a promise for a variety of anti-bacterial application in medical research. In the current study, a functional molybdenum disulfide (MoS2)/polydopamine (PDA)-LL-37 coating on titanium dioxide (TiO2) implant was prepared. Anodic oxidation and hydrothermal treatment was given to prepare TiO2nanotubes-MoS2/PDA-LL-37 (T-M/P-L). Thein vitroosteogenic effect of T-M/P-L was evaluated by measuring mesenchymal stem cell (MSC) adhesion, proliferation, alkaline phosphatase (ALP) activity, extracellular matrix (ECM) mineralization, collagen secretion and osteoblast-specific messenger RNAs (mRNAs) expression. The determination on the anti-bacterial ability of T-M/P-L was followed. Furthermore, the ability of T-M/P-L to promote bone formationin vivowas evaluated. Near-infrared (NIR) laser irradiation exposure enabled the T-M/P-L coating-endowed Ti substrates to hold effective anti-bacterial ability. T-M/P-L promoted the adhesion and proliferation of MSCs. In addition, an increase was witnessed regarding the ALP activity, collagen secretion and ECM mineralization, along with the expression of runt-related transcription factor 2, ALP and osteocalcin in the presence of T-M/P-L. Additionally, T-M/P-L could stimulate endothelial cells to secrete vascular endothelial growth factor (VEGF) and promote capillary-like tubule formation. Upon NIR laser irradiation exposure, T-M/P-L not only exhibited efficientin vivoanti-bacterial activity but also facilitated new bone formation. Collectively, T-M/P-L had enhanced anti-bacterial and osteogenic activity under NIR laser irradiation.
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Affiliation(s)
- Mingchao Jin
- Department of Orthopedics and Rehabilitation, Huzhou Central Hospital, Affiliated Central Hospital Huzhou University, Affiliated Huzhou Hospital, Zhejiang University School of Medicine, Huzhou 313000, People's Republic of China
| | - Juli Zhu
- Department of Orthopedics, Huzhou Traditional Chinese Medicine Hospital, Affiliated to Zhejiang Chinese Medical University, Huzhou 313000, People's Republic of China
| | - Zhipeng Meng
- Department of Anaesthesiology, Huzhou Central Hospital, Affiliated Central Hospital Huzhou University, Affiliated Huzhou Hospital, Zhejiang University School of Medicine, Huzhou 313000, People's Republic of China
| | - Xuesheng Jiang
- Department of Orthopedics and Rehabilitation, Huzhou Central Hospital, Affiliated Central Hospital Huzhou University, Affiliated Huzhou Hospital, Zhejiang University School of Medicine, Huzhou 313000, People's Republic of China
| | - Zhuo Chen
- Department of Orthopedics and Rehabilitation, Huzhou Central Hospital, Affiliated Central Hospital Huzhou University, Affiliated Huzhou Hospital, Zhejiang University School of Medicine, Huzhou 313000, People's Republic of China
| | - Juntao Xu
- Department of Orthopedics, Huzhou Traditional Chinese Medicine Hospital, Affiliated to Zhejiang Chinese Medical University, Huzhou 313000, People's Republic of China
| | - Hongliang Gao
- Department of Orthopedics and Rehabilitation, Huzhou Central Hospital, Affiliated Central Hospital Huzhou University, Affiliated Huzhou Hospital, Zhejiang University School of Medicine, Huzhou 313000, People's Republic of China
| | - Junkun Zhu
- Orthopedics Rehabilitation Department, Lishui Municipal Central Hospital, Lishui 323000, People's Republic of China
| | - Fengfeng Wu
- Department of Orthopedics and Rehabilitation, Huzhou Central Hospital, Affiliated Central Hospital Huzhou University, Affiliated Huzhou Hospital, Zhejiang University School of Medicine, Huzhou 313000, People's Republic of China.,Department of Orthopedics and Rehabilitation, Huzhou Shushan Geriatric Hospital, Huzhou 313000, People's Republic of China
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8
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Feng X, Peng D, Zhu J, Wang Y, Zhang Y. Recent advances of loose nanofiltration membranes for dye/salt separation. Sep Purif Technol 2022. [DOI: 10.1016/j.seppur.2021.120228] [Citation(s) in RCA: 19] [Impact Index Per Article: 9.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
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9
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Wang XL, Dong SQ, Qin W, Xue YX, Wang Q, Zhang J, Liu HY, Zhang H, Wang W, Wei JF. Fabrication of highly permeable CS/NaAlg loose nanofiltration membrane by ionic crosslinking assisted layer-by-layer self-assembly for dye desalination. Sep Purif Technol 2022. [DOI: 10.1016/j.seppur.2021.120202] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
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10
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Qian YY, Zheng B, Xie Y, He J, Chen JM, Yang L, Lu X, Yu HT. Imparting α-Borophene with High Work Function by Fluorine Adsorption: A First-Principles Investigation. LANGMUIR : THE ACS JOURNAL OF SURFACES AND COLLOIDS 2021; 37:11027-11040. [PMID: 34498881 DOI: 10.1021/acs.langmuir.1c01598] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/13/2023]
Abstract
Increasing the work function of borophene over a large range is crucial for the development of borophene-based anode materials for highly efficient electronic devices. In this study, the effect of fluorine adsorption on the structures and stabilities, particularly on the work function, of α-borophene (BBP), was systematically investigated via first-principles density functional theory. The calculations indicated that BBP was well-stabilized by fluorine adsorption and the work functions of metallic fluorine-adsorbed BBPs (Fn-BBPs) sharply increased with increasing fluorine content. Moreover, the work function of F-BBP was close to that of the frequently used anode material Au and even, for other Fn-BBPs, higher than that of Pt. Furthermore, we have comprehensively discussed the factors, including substrate deformation, charge transfer, induced dipole moment, and Fermi and vacuum energy levels, affecting the improvement of work function. Particularly, we have demonstrated that the charge redistribution of the substrate induced by the bonding interaction between fluorine and the matrix predominantly contributes to the observed increase in the work function. Additionally, the effect of fluorine adsorption on the increase in the work function of BBP was significantly stronger than that of silicene or graphene. Our results concretely support the fact that Fn-BBPs can be extremely attractive anode materials for electronic device applications.
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Affiliation(s)
- Yin-Yin Qian
- Key Laboratory of Functional Inorganic Material Chemistry (Ministry of Education) and School of Chemistry and Materials Science, Heilongjiang University, Harbin 150080, China
| | - Bing Zheng
- Key Laboratory of Functional Inorganic Material Chemistry (Ministry of Education) and School of Chemistry and Materials Science, Heilongjiang University, Harbin 150080, China
| | - Ying Xie
- Key Laboratory of Functional Inorganic Material Chemistry (Ministry of Education) and School of Chemistry and Materials Science, Heilongjiang University, Harbin 150080, China
| | - Jing He
- Key Laboratory of Functional Inorganic Material Chemistry (Ministry of Education) and School of Chemistry and Materials Science, Heilongjiang University, Harbin 150080, China
| | - Jia-Min Chen
- Key Laboratory of Functional Inorganic Material Chemistry (Ministry of Education) and School of Chemistry and Materials Science, Heilongjiang University, Harbin 150080, China
| | - Lin Yang
- National Key Laboratory of Science and Technology on Advanced Composites in Special Environments, Center for Composite Materials and Structures, Harbin Institute of Technology, Harbin 150080, China
- School of Aerospace, Mechanical and Mechatronic Engineering, The University of Sydney, Sydney, NSW 2006, Australia
| | - Xing Lu
- State Key Laboratory of Materials Processing and Die & Mould Technology, School of Materials Science and Engineering, Huazhong University of Science and Technology, Wuhan 430074, China
| | - Hai-Tao Yu
- Key Laboratory of Functional Inorganic Material Chemistry (Ministry of Education) and School of Chemistry and Materials Science, Heilongjiang University, Harbin 150080, China
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11
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Oviroh PO, Jen TC, Ren J, Mohlala LM, Warmbier R, Karimzadeh S. Nanoporous MoS 2 Membrane for Water Desalination: A Molecular Dynamics Study. LANGMUIR : THE ACS JOURNAL OF SURFACES AND COLLOIDS 2021; 37:7127-7137. [PMID: 34048656 DOI: 10.1021/acs.langmuir.1c00708] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/12/2023]
Abstract
Molybdenum disulfide (MoS2), a two-dimensional (2D) material, promises better desalination efficiency, benefiting from the small diffusion length. While the monolayer nanoporous MoS2 membrane has great potential in the reverse osmosis (RO) desalination membrane, multilayer MoS2 membranes are more feasible to synthesize and economical than the monolayer MoS2 membrane. Building on the monolayer MoS2 membrane knowledge, the effects of the multilayer MoS2 membrane in water desalination were explored, and the results showed that increasing the pore size from 3 to 6 Å resulted in higher permeability but with lower salt rejection. The salt rejection increases from 85% in a monolayer MoS2 membrane to about 98% in a trilayer MoS2 membrane. When averaged over all three types of membranes studied, the ions rejection follows the trend of trilayer > bilayer > monolayer. Besides, a narrow layer separation was found to play an important role in the successful rejection of salt ions in bilayer and trilayer membranes. This study aims to provide a collective understanding of this high permiselective MoS2 membrane's realization for water desalination, and the findings showed that the water permeability of the MoS2 monolayer membrane was in the order of magnitude greater than that of the conventional RO membrane and the nanoporous MoS2 membrane can have an important place in the purification of water.
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Affiliation(s)
- Peter Ozaveshe Oviroh
- Department of Mechanical Engineering Science, University of Johannesburg, Corner Kingsway and University Road, Auckland Park, 2092, Johannesburg, South Africa
| | - Tien-Chien Jen
- Department of Mechanical Engineering Science, University of Johannesburg, Corner Kingsway and University Road, Auckland Park, 2092, Johannesburg, South Africa
| | - Jianwei Ren
- Department of Mechanical Engineering Science, University of Johannesburg, Corner Kingsway and University Road, Auckland Park, 2092, Johannesburg, South Africa
| | - Lesego M Mohlala
- Department of Metallurgical Engineering, University of Johannesburg, Doornfontein, 2006, Johannesburg, South Africa
| | - Robert Warmbier
- Department of Physics, University of Johannesburg, Corner Kingsway and University Road, Auckland Park, 2092, Johannesburg, South Africa
| | - Sina Karimzadeh
- Department of Mechanical Engineering Science, University of Johannesburg, Corner Kingsway and University Road, Auckland Park, 2092, Johannesburg, South Africa
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