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Article
Unsupervised seismic data deblending based on the convolutional autoencoder regularization
Simultaneous source technology can provide high-quality seismic data with lower acquisition costs. However, a deblending algorithm is needed to suppress the blending noise. The supervised deep learning methods...
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Article
A stable Pd-3D double network hydrogel for selective hydrogenation of phenol in water
A novel sodium alginate-based Pd-3D double network hydrogel Pd/Ca–Alg–PAAS has been fabricated and successfully applied in the selective hydrogenation of phenol for the first time. The prepared catalyst showed...
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Article
Thermodynamic Study on Self-propagating High Temperature Synthesis of TiB2/Fe Composites
Based on the experimental analysis and theoretical calculation, the self-propagating high temperature synthesis of TiB2/Fe composite was studied. The experimental results show that the interfacial between TiB2 an...
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Article
Hydrogelator as growth-controlling agent for enhancing the catalytic activity of NiB amorphous alloy catalyst
A series of NiB-x (x denotes as the molar ratio of hydrogelator:Ni) amorphous alloys were prepared using a hydrogelator, 2,4-(3,4-dichlorobenzylidene)-d-sorbitol (DCBS), as the controlling agent and were tested i...
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Article
Ni-Mg/γ-Al2O3 catalyst for 4-methoxyphenol hydrogenation: effect of Mg modification for improving stability
A highly stable Mg-modified Ni/γ-Al2O3 catalyst was fabricated by a simple deposition-precipitation method and investigated in the hydrogenation of 4-methoxyphenol. The Mg-modified catalyst showed enhanced cataly...
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Article
The promotion effect of oxygen on the dissociative adsorption of water to uranium dioxide surface: a GGA + U study
The promotion effect of O2 on the dissociative adsorption of H2O to UO2 surface is studied by first-principles method within generalized gradient approximation formalism corrected by on-site Coulomb interaction. ...
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Article
A novel magnetic core-shell nanocomposite Fe3O4@chitosan@ZnO for the green synthesis of 2-benzimidazoles
A novel magnetic core-shell nanocomposite Fe3O4@Chitosan@ZnO was successfully prepared by in situ chemical precipitation method. It has a clear core-shell structure with magnetic Fe3O4 (about 160 nm in diameter) ...
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Article
A novel core–shell nanocomposite Ni–Ca@mSiO2 for benzophenone selective hydrogenation
A novel core–shell nanocomposite Ni–Ca@mSiO2 was first prepared by a modified Stöber method in this paper. It has a core–shell structure with Ni (about 8 nm in diameter) and Ca as the cores and mesoporous silica ...
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Article
Preparation of a four-layer magnetic core–shell nanocomposite for the selective hydrogenation of cinnamic acid
A novel magnetic mesoporous four-layer core–shell nanocomposite Fe3O4@nSiO2@ZrO2@Ni–Co–B was successfully fabricated by the combination of a modified Stöber sol–gel and self-assemble method. A facile template-fre...
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Article
Multifunctional magnetic branched polyethylenimine nanogels with in-situ generated Fe3O4 and their applications as dye adsorbent and catalyst support
A series of novel magnetic branched polyethylenimine nanogels (Fe3O4/bPEI) was prepared via the combination of crosslinking branched polyethylenimine to form a nanogel and in-situ generation of Fe3O4 on its surfa...
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Article
Friedel–Crafts Hydroxyalkylation of Anisole Over Oxalic Acid Modified Hβ Zeolite
Oxalic acid modified Hβ (OA-Hβ) zeolite is found to have better catalytic performance than Hβ zeolite in the Friedel–Crafts hydroxyalkylation of anisole with chloral. This is attributed to the increase of weak...