rationally designed transition metal hydroxide nanosheet

Unraveling the role of transition-metal doping in affecting the native spinel-structured nanosheets' water splitting remains a grand challenge. In this work, a series of spinel-structured nanosheets wrapped hollow nitrogen-doped carbon polyhedrons were constructed, and doped transition-metal domains were deliberately introduced on the surface.

Frontiers

2020/5/15Further, 2D transition metal oxide/hydroxide-based hierarchical structures are covered. The different technical strategies in design and synthesis for optimizing the conductivity, structural stability, surface physical, and chemical properties, and structural morphology of the hierarchical composites are also detailed.

Rationally Programming Nanomaterials with DNA for

2021/2/24Due to the strong noncovalent binding between the ssDNA and 2D nanomaterials, the 2D nanomaterials (such as graphene, transition metal dichalcogenides, g‐C 3 N 4, MOFs, and covalent organic frameworks) have been widely utilized for DNA detection

The Enhancement of Selectivity and Activity for Two

2021/3/31We designed a novel general method to regulate the synthesis of crystalline and amorphous transition-metal hydroxide-modified GO via a simple SCP method. The as-prepared A-Cu(OH) 2 /GO hybrids show highly attractive electrocatalytic properties toward conversion of O 2 into H 2 O 2 with high activity and selectivity.

Construction of Complex CoS Hollow Structures with

2016/7/7Herein, we report a rationally designed strategy for using metal-organic frameworks to synthesize double-shelled hollow structures with CoS-nanoparticle-assembled nanoboxes surrounded by outer CoS-nanosheet-constructed shells.

The Electrode Materials of Supercapacitor Based on TiO2

Up to now, various materials, such as carbon-based materials [9–13], transition metal compound, including oxides or sulfides of single or binary transition metals, such as MnO 2, Co 3 O 4, TiO 2, ZnO, Ni 3 S 2, NiO, NiCo 2 O 4, and ZnCo 2 O 4 [14–2526–29

Nickel

Abstract Developing the first-row transition-metal-based oxygen evolution reaction (OER) catalysts with highly efficient electrocatalytic activity to replace precious catalysts, such as RuO 2 and IrO 2 have recently attracted considerable attention because of their earth abundant nature, low cost, environmentally friendly, multiple valence state and high theoretical activity.

Enhanced and stabilized hydrogen production from

2020/11/24While transition metal-based catalysts promise lower-cost alternatives to traditional precious metals, their low activity and stability limit their deployment within industrial dehydrogenation. Here, we report the design and synthesis of ultrasmall nickel nanoclusters (∼1.5 nm) deposited on defect-rich BN nanosheet (Ni/BN) catalysts with excellent methanol dehydrogenation activity and

Construction of Complex CoS Hollow Structures with

2016/7/7Herein, we report a rationally designed strategy for using metal-organic frameworks to synthesize double-shelled hollow structures with CoS-nanoparticle-assembled nanoboxes surrounded by outer CoS-nanosheet-constructed shells.

Kinetically Controlled Coprecipitation for General Fast

2017/11/22Kang-Qiang Lu, Yue-Hua Li, Fan Zhang, Ming-Yu Qi, Xue Chen, Zi-Rong Tang, Yoichi M. A. Yamada, Masakazu Anpo, Marco Conte, Yi-Jun Xu, Rationally designed transition metal hydroxide nanosheet arrays on graphene for artificial CO2 reduction, 10.103811,

Phosphorization boosts the capacitance of mixed metal

Binary transition metal phosphides hold immense potential as innovative electrode materials for constructing high-performance energy storage devices. Herein, porous binary nickel-cobalt phosphide (NiCoP) nanosheet arrays anchored on nickel foam (NF) were rationally designed

Rationally Programming Nanomaterials with DNA for

2021/2/24Due to the strong noncovalent binding between the ssDNA and 2D nanomaterials, the 2D nanomaterials (such as graphene, transition metal dichalcogenides, g‐C 3 N 4, MOFs, and covalent organic frameworks) have been widely utilized for DNA detection

CHEMISTRY Copyright 2020 Rationally designed indium oxide

Dang et al., ci. dv. 2020 6 : eaaz2060 17 June 2020SCIENCE ADANCES | RESEARCH ARTICLE 1 of 11 CHEMISTRY Rationally designed indium oxide catalysts for CO 2 hydrogenation to methanol with high activity and selectivity Shanshan Dang1,2*, Bin Qin1,2*,

FHWA GEC10 Drilled Shaft Final 10

2018/10/5FHWA GEC10 Drilled Shaft Final 10-5-18 - Free ebook download as PDF File (.pdf), Text File (.txt) or read book online for free. U.S. Department of Transportation Publication No. FHWA-NHI 18-024 Federal Highway Administration FHWA GEC 010 September 2018

One‐dimensional nanomaterial supported metal

For the first approach, a variety of non‐precious metal catalysts, like transition metal [10] and their oxides, [11] (oxy) (II) nitrate trihydrate and urea as the precursors, Ni‐Cu layered double hydroxide (LDH) nanosheet array was obtained on carbon‐fiber paper at

Rationally designed transition metal hydroxide nanosheet

2020/12/4Rationally designed transition metal hydroxide nanosheet arrays on graphene for artificial CO2 reduction Posted by Dr. Marco Conte 4th Dec 2020 Posted in Uncategorized Read about a recent publication in Nature Communications on the synthesis of novel materials capable to capture CO2 and transform it into useful chemicals:

Rationally Programming Nanomaterials with DNA for

2021/2/24Due to the strong noncovalent binding between the ssDNA and 2D nanomaterials, the 2D nanomaterials (such as graphene, transition metal dichalcogenides, g‐C 3 N 4, MOFs, and covalent organic frameworks) have been widely utilized for DNA detection

TiO 2 Nanosheet Arrays with Layered SnS 2 and CoO x

2019/11/11Converting solar energy into sustainable hydrogen fuel by photoelectrochemical (PEC) water splitting is a promising technology to solve increasingly serious global energy supply and environmental issues. However, the PEC performance based on TiO 2 nanomaterials is hindered by the limited sunlight-harvesting ability and its high recombination rate of photogenerated charge carriers.

In Situ Growth of 3D Hierarchical ZnONi x Co1−x(OH) y

2018/1/23In this study, we designed and synthesized a novel battery-type electrode featuring three-dimensional (3D) hierarchical ZnONi x Co1−x(OH) y core/shell nanowire/nanosheet arrays arranged on Ni foam substrate via a two-step protocol including a wet chemical process followed by electro-deposition. We then characterized its composition, structure and surface morphology by X-ray

Modulation of the Anisotropic Electronic Properties in

2019/8/1Mechanism of Anisotropic Response Modulation via Ferroelectric Film The schematic illustration of the modulation mechanism of the device is shown in Figure 1.Figure 1a depicts the basic configuration of the CVD-grown, ReS 2, P(VDF-TrFE) film design, in which a simple crossed-electrodes pattern was deposited on a CVD-grown ReS 2 nanosheet (∼1.6 nm, two layers) on SiO 2 /Si substrate.

In Situ Growth of 3D Hierarchical ZnONi x Co1−x(OH) y

2018/1/23In this study, we designed and synthesized a novel battery-type electrode featuring three-dimensional (3D) hierarchical ZnONi x Co1−x(OH) y core/shell nanowire/nanosheet arrays arranged on Ni foam substrate via a two-step protocol including a wet chemical process followed by electro-deposition. We then characterized its composition, structure and surface morphology by X-ray

Rationally designed C/Co9S8SnS2 nanocomposite as a

2020/7/7Nanostructured transition metal sulfides are promising anode materials for lithium-ion batteries. Nevertheless, it is still a great challenge to prepare capacity-improved electrodes without reducing their rate capability and cycle stability. In this paper, we present a C/Co 9 S 8 SnS 2 composite material by loading SnS 2 nanocrystals onto MOF-derived C/Co 9 S 8 nanostructures.

The Enhancement of Selectivity and Activity for Two

2021/3/31We designed a novel general method to regulate the synthesis of crystalline and amorphous transition-metal hydroxide-modified GO via a simple SCP method. The as-prepared A-Cu(OH) 2 /GO hybrids show highly attractive electrocatalytic properties toward conversion of O 2 into H 2 O 2 with high activity and selectivity.

Exfoliation of surfactant swollen layered MWW zeolites into

2021/2/1One-pot synthesis of MWW zeolite nanosheets using a rationally designed organic structure-directing agent journal, January 2015 Luo, Helen Y.; Michaelis, Vladimir K.; Hodges, Sydney Chemical Science, Vol. 6, Issue 11 DOI: 10.1039/C5SC01912E

One‐dimensional nanomaterial supported metal

For the first approach, a variety of non‐precious metal catalysts, like transition metal [10] and their oxides, [11] (oxy) (II) nitrate trihydrate and urea as the precursors, Ni‐Cu layered double hydroxide (LDH) nanosheet array was obtained on carbon‐fiber paper at

Efficient precious

2018/9/13Ultrathin Fe-N-C nanosheet encapsulated Fe-doped CoNi Alloy nanoparticle (FeCoNiFeNC) composite as OER and HER catalyst 13 September 2018 The research into developing cost-effective and active catalyst materials that can replace the precious-metal-based benchmarks for electrocatalytic water splitting as well as for large-scale utilisation has been intense.

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