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1,319 Result(s)
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Article
Thermodynamic Study of High-Purity TiSi2 Prepared by Directional Solidification
The equilibrium segregation coefficient of impurities in materials is the theoretical basis for its purification. This study used the high-temperature chemical equilibration technique to determine the solid so...
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Article
Electron-Beam-Induced Formation of Oxygen Vacancies in Epitaxial LaCoO3 Thin Films
The formation of oxygen vacancies in heteroepitaxial LaCoO3 thin films deposited on different substrates was investigated by using electron beam irradiation in atomic-scale scanning transmission electron microsco...
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Epitaxial quasi-2D/3D hybrid perovskite heterojunctions for photodetector with enhanced detectivity and stability
Although numerous metal halide perovskite materials have been investigated in the field of optoelectronic, the development of perovskite heterojunctions with exotic structures is still rare. Herein, we report ...
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Open AccessA programmable topological photonic chip
Controlling topological phases of light allows the observation of abundant topological phenomena and the development of robust photonic devices. The prospect of more sophisticated control with topological phot...
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Coagulation engineering of surfactant-based wet spinning of carbon nanotube fibers
One of the key challenges for the commercialization of carbon nanotube fibers (CNTFs) is their large-scale economic production. Among CNTF spinning methods, surfactant-based wet spinning is one of the promisin...
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The difference of the ionomer–catalyst interfaces for poly(aryl piperidinium) hydroxide exchange membrane fuel cells and proton exchange membrane fuel cells
The microstructures of the ionomer–catalyst interfaces in the catalyst layers are important for the fuel cell performance because they determine the distribution of the active triple-phase boundaries. Here, we...
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Development of a label-free photoelectrochemical immunosensor for novel astrovirus detection
Since 2017, an infectious goose gout disease characterized by urate precipitation in viscera, mainly caused by novel goose astrovirus (GoAstV) infection, has emerged in the main goose-producing region of China...
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Open AccessHigh-temperature PTT/CDT coordination nanoplatform realizing exacerbated hypoxia for enhancing hypoxia-activated chemotherapy to overcome tumor drug resistance
Hypoxia-activated prodrugs present new opportunities for safe and effective tumor drug resistance therapy due to their high selectivity for hypoxic cells. However, the uneven distribution of oxygen in solid tu...
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Open AccessPotentiating dual-directional immunometabolic regulation with nanomedicine to enhance anti-tumor immunotherapy following incomplete photothermal ablation
Photothermal therapy (PTT) is a promising cancer treatment method due to its ability to induce tumor-specific T cell responses and enhance therapeutic outcomes. However, incomplete PTT can leave residual tumor...
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Open AccessCold exposure-induced plasma exosomes impair bone mass by inhibiting autophagy
Recently, environmental temperature has been shown to regulate bone homeostasis. However, the mechanisms by which cold exposure affects bone mass remain unclear. In our present study, we observed that exposure...
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Article
Penetration depth in dirty superconducting NbTiN thin films grown at room temperature
We present a study on the superconducting properties of 500 nm thick NbTiN films grown by reactive co-sputtering on silicon substrates at room temperature. The samples exhibit a chemical composition with Nb (50 a...
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Article
3D Graphene Nanosheets Crosslinked Core–Shell FeS2@N, S Co-Doped Porous Carbon for Improved Lithium/Sodium Storage Performance
Transition metal sulfides (TMS) hold great promise as anode materials for Li+/Na+ storage. However, their practical application still faces several challenges, such as inadequate electrical conductivity, substant...
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Accelerating the development of Fe–Co–Ni–Cr system HEAs with high hardness by deep learning based on Bayesian optimization
Machine learning (ML) is progressively supplanting conventional trial-and-error approaches for designing alloys with desirable properties. In this study, four ML regression models were utilized to identify hig...
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Open AccessLightweight Dual-Functional Segregated Nanocomposite Foams for Integrated Infrared Stealth and Absorption-Dominant Electromagnetic Interference Shielding
Lightweight dual-functional segregated nanocomposite foams are developed via the supercritical CO2 (SC-CO2) foaming combined with hydrogen bonding assembly and compression mold...
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Open AccessStudy on different isolation technology on the performance of blue micro-LEDs array applications
In this study, a 3 × 3 blue micro-LED array with a pixel size of 10 × 10 μm2 and a pitch of 15 μm was fabricated on an epilayer grown on a sapphire substrate using metalorganic chemical vapor deposition technolog...
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Multifunctional N, Fe-doped carbon dots with peroxidase-like activity for the determination of H2O2 and ascorbic acid and cell protection against oxidation
Multifunctional N, Fe-doped carbon dots (N, Fe-CDs) were synthesized by the one-step hydrothermal method using ferric ammonium citrate and dicyandiamide as raw materials. The N, Fe-CDs exhibited peroxidase-li...
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Article
Nutrient-delivery and metabolism reactivation therapy for melanoma
To fulfil the demands of rapid proliferation, tumour cells undergo significant metabolic alterations. Suppression of hyperactivated metabolism has been proven to counteract tumour growth. However, whether the ...
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Article
Evaluation of the Toxicity of Titanium Dioxide Nanoparticles Administered by Oral Gavage to Sprague–Dawley Rats on 94 Days of Repeated Dosing
By observing the possible toxic reactions and deaths of titanium dioxide nanoparticles given by oral gavage to Sprague–Dawley (SD) rats at 2, 10, and 50 mg/kg once a day for 94 consecutive days due to accumula...
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Open AccessMicroorganism-mediated denitrogenation of aquaculture systems provoked by poly-β-hydroxybutyrate (PHB)
The biodegradable polymer poly-β-hydroxybutyrate (PHB) is a promising carbon source for biological mitigation of nitrogen pollution, a significant problem in aquaculture that physical and chemical methods have...
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Mixed-dimensional stacked nanocomposite structures for a specific wavelength-selectable ambipolar photoresponse
Mixed-dimensional composite structures using zero-dimensional (0D) quantum dots (QDs) and two-dimensional (2D) transition metal dichalcogenides (TMDs) materials are expected to attract great interest in optoel...