Surface active magnetic iron oxide nanoparticles for extracting metal nanoparticles across an aqueous-organic interface
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作者:
Verma, Meenakshi
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Univ Wisconsin Green Bay, Dept Chem Nat & Appl Sci, 2420 Nicolet Dr, Green Bay, WI 54311 USA
Chandigarh Univ, Dept UCRD, Gharuan 140413, Mohali, IndiaUniv Wisconsin Green Bay, Dept Chem Nat & Appl Sci, 2420 Nicolet Dr, Green Bay, WI 54311 USA
Verma, Meenakshi
[1
,3
]
Singh, Kultar
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Khalsa Coll, Dept Chem, GT Rd, Amritsar 143002, Punjab, IndiaUniv Wisconsin Green Bay, Dept Chem Nat & Appl Sci, 2420 Nicolet Dr, Green Bay, WI 54311 USA
Singh, Kultar
[2
]
Bakshi, Mandeep Singh
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Univ Wisconsin Green Bay, Dept Chem Nat & Appl Sci, 2420 Nicolet Dr, Green Bay, WI 54311 USAUniv Wisconsin Green Bay, Dept Chem Nat & Appl Sci, 2420 Nicolet Dr, Green Bay, WI 54311 USA
Bakshi, Mandeep Singh
[1
]
机构:
[1] Univ Wisconsin Green Bay, Dept Chem Nat & Appl Sci, 2420 Nicolet Dr, Green Bay, WI 54311 USA
Highly surface active magnetic nanoparticles (Fe3O4 NPs) were synthesized by using tetraalkylammonium and imidazolium Gemini surfactants. They were further used in the extraction of metallic Au and Ag NPs from the aqueous bulk through NP-NP interactions to demonstrate the extraction efficiency and environmental sustainability of Fe3O4 NPs. The Fe3O4 NPs were synthesized by a hydrothermal synthesis at 150 degrees C, which allowed the Gemini surfactant molecules to simultaneously adsorb and stabilize the Fe3O4 NPs. The surface adsorption of Gemini surfactant molecules occurred through the head group region, which helped the double hydrocarbon tails to induce aqueous-organic surface active ability in the Fe3O4 NPs. The surface active NPs thus obtained were subjected to the extraction process to extract the aqueous solubilized Au and Ag NPs from the aqueous bulk. The extraction efficiency was driven by the length of double hydrocarbon chains and the head group modifications of Gemini surfactants. Although both hydrophobic and hydrophilic interactions participated in the extraction process, the extraction was mainly facilitated by the hydrophobic interactions operating between the surface active Fe3O4 NPs and bulk solubilized Au and Ag NPs.
机构:
Univ Western Ontario, Dept Chem, London, ON N6A 5A5, Canada
Guru Nanak Dev Univ, Dept Chem, Amritsar 143005, Punjab, IndiaUniv Western Ontario, Dept Chem, London, ON N6A 5A5, Canada
Bakshi, Mandeep Singh
Possmayer, Fred
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Univ Western Ontario, Dept Biochem, London, ON N6A 5A5, CanadaUniv Western Ontario, Dept Chem, London, ON N6A 5A5, Canada
Possmayer, Fred
Petersen, Nils O.
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Univ Western Ontario, Dept Chem, London, ON N6A 5A5, Canada
Natl Inst Nanotechnol, Edmonton, AB, CanadaUniv Western Ontario, Dept Chem, London, ON N6A 5A5, Canada
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Univ Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Univ Western Ontario, Dept Biochem, Western Sci Ctr, London, ON N6A 5A5, CanadaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Bakshi, Mandeep Singh
Sachar, Shweta
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Guru Nanak Dev Univ, Dept Chem, Amritsar 143005, Punjab, IndiaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Sachar, Shweta
Kaur, Gurpreet
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Guru Nanak Dev Univ, Dept Chem, Amritsar 143005, Punjab, IndiaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Kaur, Gurpreet
Bhandari, Poonam
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Guru Nanak Dev Univ, Dept Chem, Amritsar 143005, Punjab, IndiaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Bhandari, Poonam
Kaur, Gurinder
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Coll N Atlantic, Dept Phys, Labrador City, NF A2V 2K7, CanadaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Kaur, Gurinder
Biesinger, Mark C.
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Univ Western Ontario, Surface Sci Western, Western Sci Ctr, London, ON N6A 5A5, CanadaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Biesinger, Mark C.
Possmayer, Fred
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Univ Western Ontario, Dept Biochem, Western Sci Ctr, London, ON N6A 5A5, CanadaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Possmayer, Fred
Petersen, Nils O.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Natl Inst Nanotechnol, Edmonton, AB, CanadaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
机构:
Univ Western Ontario, Dept Chem, London, ON N6A 5A5, Canada
Guru Nanak Dev Univ, Dept Chem, Amritsar 143005, Punjab, IndiaUniv Western Ontario, Dept Chem, London, ON N6A 5A5, Canada
Bakshi, Mandeep Singh
Possmayer, Fred
论文数: 0引用数: 0
h-index: 0
机构:
Univ Western Ontario, Dept Biochem, London, ON N6A 5A5, CanadaUniv Western Ontario, Dept Chem, London, ON N6A 5A5, Canada
Possmayer, Fred
Petersen, Nils O.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Western Ontario, Dept Chem, London, ON N6A 5A5, Canada
Natl Inst Nanotechnol, Edmonton, AB, CanadaUniv Western Ontario, Dept Chem, London, ON N6A 5A5, Canada
机构:
Univ Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Univ Western Ontario, Dept Biochem, Western Sci Ctr, London, ON N6A 5A5, CanadaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Bakshi, Mandeep Singh
Sachar, Shweta
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h-index: 0
机构:
Guru Nanak Dev Univ, Dept Chem, Amritsar 143005, Punjab, IndiaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Sachar, Shweta
Kaur, Gurpreet
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h-index: 0
机构:
Guru Nanak Dev Univ, Dept Chem, Amritsar 143005, Punjab, IndiaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Kaur, Gurpreet
Bhandari, Poonam
论文数: 0引用数: 0
h-index: 0
机构:
Guru Nanak Dev Univ, Dept Chem, Amritsar 143005, Punjab, IndiaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Bhandari, Poonam
Kaur, Gurinder
论文数: 0引用数: 0
h-index: 0
机构:
Coll N Atlantic, Dept Phys, Labrador City, NF A2V 2K7, CanadaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Kaur, Gurinder
Biesinger, Mark C.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Western Ontario, Surface Sci Western, Western Sci Ctr, London, ON N6A 5A5, CanadaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Biesinger, Mark C.
Possmayer, Fred
论文数: 0引用数: 0
h-index: 0
机构:
Univ Western Ontario, Dept Biochem, Western Sci Ctr, London, ON N6A 5A5, CanadaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Possmayer, Fred
Petersen, Nils O.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada
Natl Inst Nanotechnol, Edmonton, AB, CanadaUniv Western Ontario, Dept Chem, Western Sci Ctr, London, ON N6A 5A5, Canada