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Advanced bioactive nanomaterials for biomedical applications

Article, Review Article / By

In this review, we summary the recent advances of bioactive nanomaterials, and discuss the influence factors of bioactivities including the physical structure of bioactive nanomaterials, surface properties, and nanotopography. Then, a range of bioactive nanomaterials, including inorganic nanomaterials, carbon-based nanomaterials, polymeric nanomaterials, and supramolecular-based nanomaterials are discussed. In addition, we also introduce several typical applications …

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3D-printed microneedles with open groove channels for liquid extraction

Article, Short Communication / By

This report describes the 3D fabrication of the microneedles with the open groove channels for skin interstitial fluid extraction through capillary force. Biomarkers in the extracted liquid (e.g. glucose) can be analyzed in situ by the commercial test strips attached to the back of microneedles. Abstract: Microneedles (MNs) offer a simple and minimally invasive way …

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Advanced microfluidic devices for fabricating multi‐structural hydrogel microsphere

Article, Review Article / By

The review summarizes the features of hydrogel microspheres and microfluidic technique, followed by the discussion of material selection in fabricating microfluidic device. Then the progress of microfluidic devices for both single-component and composite hydrogel microspheres is described. Finally, this review discusses the key research direction and application of microfluidics for hydrogel microsphere in the future. …

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Advances in 4D‐printed physiological monitoring sensors

Article, Perspective / By

This perspective focuses on the overview of 4D printing, its history, and both wearable and implantable physiological sensing solutions. The current challenges faced in this field, translational research, and its future prospects are explored. All of these aims highlight key areas of attention that can be applied by future researchers to fully transform 4D printed …

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Hydrogen production coupled with water and organic oxidation based on layered double hydroxides

Article, Review Article / By

In this review, we have summarized the latest research progress of hydrogen production from the perspectives of designing efficient LDHs-based electrocatalysts for OER and EHCO. Meanwhile, the challenges in the field of hydrogen production via electrochemical water splitting coupled with organic oxidation have been raised. Abstract: Hydrogen production via electrochemical water splitting is one of …

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Multisite PCET with photocharged carbon nitride in dark

Article, Short Communication / By

Nature relies on the exploitation of sunlight and hydrogen ions to enable uphill organic reactions, namely photosynthesis. Herein, a biomimetic organic semiconductor composed of abundant elements (C, N, and K) uses this strategy to accumulate light energy and store hydrogen ions as powerful tool for synthetic organic chemistry in the flask. Abstract: A combination of …

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Electrochemically induced surface reconstruction of Ni‐Co oxide nanosheet arrays for hybrid supercapacitors

Article, Research Article / By

NiCoO nanosheet array (NSA) was converted into hierarchical nanoarrays (ac-NiCoO NSA) through a unique electrochemical activation method. The hierarchical nanostructure, rich oxygen vacancies, antisite defects, and high surface area of ac-NiCoO NSA led to significant electrochemical performance enhancement for supercapacitors. Abstract: Transition metal oxides (TMOs) are promising materials for supercapacitors (SCs) because of their high …

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Nanoscale electrodeposition: Dimension control and 3D conformality

Article, Review Article / By

This review mainly focuses on the nanoscale electrodeposition with respect to dimension control and three-dimensional (3D) conformality. The overall principles of electrodeposition are presented, and the feasible dimensional/morphological control of various materials and the uniform coatings on various substrates are introduced. Abstract: Electrodeposition with a long history has been considered one of the important synthesis …

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Recombinant lactic acid bacteria as promising vectors for mucosal vaccination

Article, Review Article / By

Schematic illustration of the locations of expressed antigen by recombinant lactic acid bacteria (LAB) and vaccine strategies applicated in LAB vaccines for enhancing immune responses. Abstract: Lactic acid bacteria (LAB), a diverse family of gram-positive bacteria, has been proven effective in delivering varieties of therapeutic and prophylactic molecules such as antigens and cytokines. Featuring the …

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MXenes as a versatile platform for reactive surface modification and superior sodium-ion storages

Article, Review Article / By

Given the potential of MXenes towards Na-ion storage, the recent advances of Na-ion adsorption, intercalation, and migration on MXenes and their hybrids generated from reactive surface modification are summarized. Abstract: Owing to the large surface area and adjustable surface properties, the two-dimensional (2D) MXenes have revealed the great potential in constructing hybrid materials and for …

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