117 Result(s)
within
Nanotechnology
Li **a Han
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Article
Morphology effects in MnCeOx solid solution-catalyzed NO reduction with CO: Active sites, water tolerance, and reaction pathway
Morphological effects of nanoparticles are crucial in many solid-catalyzed chemical transformations. We herein prepared two manganese-ceria solid solutions, well-defined MnCeOx nanorods and MnCeOx-nanocubes, expo...
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Article
Effect of T6I4 with different aging time on microstructure and properties of high strength aluminum alloy
The microstructures of high strength alloy (Al–11.0Zn–3.1Mg–1.22Cu–0.1Sr–0.2Zr–0.1Ti–0.45Y) subjected to T6 and three various T6I4 aging treatments were characterized to explore their influences on the corrosi...
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Article
Recent advances in water-induced electricity generation based on 2D materials: A review
Two-dimensional (2D) materials with unique physical and chemical properties have attracted tremendous attentions for energy conversion applications (e.g., solar cells) in recent years. However, the periodic so...
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Open AccessAnti-CHAC1 exosomes for nose-to-brain delivery of miR-760-3p in cerebral ischemia/reperfusion injury mice inhibiting neuron ferroptosis
Ferroptosis plays a critical role in ischemic stroke, and anti-ferroptosis strategies were regarded as potentially effective measures. Based on ferroptosis-related mechanisms, this study aims to design and pre...
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Article
Open AccessBiomimetic nanoparticles in ischemic stroke therapy
Ischemic stroke is one of the most severe neurological disorders with limited therapeutic strategies. The utilization of nanoparticle drug delivery systems is a burgeoning field and has been widely investigate...
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Open AccessEngineering M1-derived nanovesicles loading with docosahexaenoic acid synergizes ferroptosis and immune activation for treating hepatocellular carcinoma
Ferroptosis represents an innovative strategy to overcome the resistance of traditional cancer therapeutic through lethal lipid peroxidation leading to immunogenic cell death. However, the inefficiency of ferr...
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Article
Wrinkling modes of graphene oxide assembled on curved surfaces
Assembling two-dimensional (2D) sheets into macroscopic three-dimensional (3D) forms has created a promising material family with rich functionalities. Multiscale wrinkles are intrinsic features of 2D sheets i...
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Open AccessTypical dampers and energy harvesters based on characteristics of ferrofluids
Ferrofluids are a type of nanometer-scale functional material with fluidity and superparamagnetism. They are composed of ferromagnetic particles, surfactants, and base liquids. The main characteristics of ferr...
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Structural evolution of the thermal conversion products of modified coal tar pitch
Coal tar pitch is a product with high carbon content and aromatic compounds. Modified coal tar pitch is a high quality raw material for the preparation of intermediate phase pitch, needle coke, carbon microsph...
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Article
A “turn-on” inverse opal photonic crystal fluorescent sensing film for detection of cysteine and its bioimaging of living cells
A “turn-on” inverse opal photonic crystal fluorescent sensing film infiltrated with a coumarin derivative is reported for the reliable and accurate detection of cysteine in human serum and fluorescence imagin...
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Article
Intrinsically stretchable polymer semiconductor based electronic skin for multiple perceptions of force, temperature, and visible light
As a stretchable seamless device, electronic skin (E-skin) has drawn enormous interest due to its skin-like sensing capability. Besides the basic perception of force and temperature, multiple perception that i...
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Colloidal synthesis and phase transformation of all-inorganic bismuth halide perovskite nanoplates
Lead-free bismuth-based halide perovskites and their analogues have attracted research interest for their high stability and optoelectronic properties. However, the morphology-controlled synthesis of bismuth-b...
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Article
Quantitative Electron Tomography for Accurate Measurement of Precipitates Microstructure Parameters in Al–Cu–Li Alloys
Mechanical theories show that properties of alloys are strongly dependent on the morphological parameters of their strengthening precipitates. However, accurate measurement of precipitates microstructure param...
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Article
Polydopamine nanolayer assisted internal photo-deposition of CdS nanocrystals for stable cosensitized photoanode
Hydrogen evolution via photo-electro-chemical (PEC) co-catalysis is potential for solving energy crisis and environmental issues. The rapidly advances of fabrication and broad applications of polydopamine (PDA...
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Article
Controllable wettability surface of ZnO nanorods on glass substrates prepared by simple wet chemical method for patterned processing
The surface wettability can be well controlled by coatings and roughness. In this work, we prepared ZnO film and nanorods with different precursor concentration range from 0.002 mol/L, 0.02 mol/L to 0.2 mol/L ...
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Article
Crystal design of bismuth oxyiodide with highly exposed (110) facets on curved carbon nitride for the photocatalytic degradation of pollutants in wastewater
Crystalline materials with specific facet atomic arrangements and crystal facet structures exhibit unique functions according to their facet effects, quantum size effects and physical and chemical properties. ...
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Article
Receptor-mediated cascade targeting strategies for the application to medical diagnoses and therapeutics of glioma
Glioma is the most frequent tumor of the central nervous system with high morbidity and mortality. Despite the great progress to exploit diagnostic and therapeutic tools, the treatment of glioma remains a huge...
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Article
Precipitate Characteristics and Mechanical Performance of Cast Mg–6RE–1Zn–xCa–0.3Zr (x = 0 and 0.4 wt%) Alloys
In this study, the Mg–4Y–1Gd–1Nd–xCa–1Zn–0.3Zr (x = 0 and 0.4 wt%) cast alloys with low rare earth concentration were prepared in different routes of heat treatments, and their microstructures and mechanical prop...
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Article
Open AccessEnhanced tumor accumulation and therapeutic efficacy of liposomal drugs through over-threshold dosing
Most intravenously administered drug-loaded nanoparticles are taken up by liver Kupffer cells, and only a small portion can accumulate at the tumor, resulting in an unsatisfactory therapeutic efficacy and side...
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Article
Open AccessChronic exposure to polystyrene microplastics induced male reproductive toxicity and decreased testosterone levels via the LH-mediated LHR/cAMP/PKA/StAR pathway
Microplastics (MPs), which are smaller in size and difficult to degrade, can be easily ingested by marine life and enter mammals through the food chain. Our previous study demonstrated that following acute exp...
