Articles with "porous silicon" as a keyword



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Influence of Cell Membrane Wrapping on the Cell-Porous Silicon Nanoparticle Interactions.

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Published in 2020 at "Advanced healthcare materials"

DOI: 10.1002/adhm.202000529

Abstract: Biohybrid nanosystems represent the cutting-edge research in biofunctionalization of micro- and nano-systems. Their physicochemical properties bring along advantages in the circulation time, camouflaging from the phagocytes, and novel antigens. This is partially a result of… read more here.

Keywords: endocytosis; cell; cell membrane; porous silicon ... See more keywords
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Porous silicon nanocarriers with stimulus-cleavable linkers for effective cancer therapy.

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Published in 2022 at "Advanced healthcare materials"

DOI: 10.1002/adhm.202200076

Abstract: Porous silicon nanoparticles (pSiNPs) have been widely utilized as drug carriers due to their excellent biocompatibility, large surface area and versatile surface chemistry. However, the dispersion in pore size and biodegradability of pSiNPs arguably have… read more here.

Keywords: cleavable linkers; drug; stimulus cleavable; dox ... See more keywords
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Multifunctional Biomimetic Nanovaccines Based on Photothermal and Weak‐Immunostimulatory Nanoparticulate Cores for the Immunotherapy of Solid Tumors

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Published in 2021 at "Advanced Materials"

DOI: 10.1002/adma.202108012

Abstract: An alternative strategy of choosing photothermal and weak‐immunostimulatory porous silicon@Au nanocomposites as particulate cores to prepare a biomimetic nanovaccine is reported to improve its biosafety and immunotherapeutic efficacy for solid tumors. A quantitative analysis method… read more here.

Keywords: weak immunostimulatory; nanoparticulate cores; solid tumors; photothermal weak ... See more keywords
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Recent Developments in Porous Silicon Nanovectors with Various Imaging Modalities in the Framework of Theranostics

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Published in 2022 at "Chemmedchem"

DOI: 10.1002/cmdc.202200004

Abstract: The number of in vitro, ex vivo, and in vivo studies on porous silicon (PSi) nanoparticles for biomedical applications has increased extensively over the last decade. The focus of the reports has been on the carrier properties… read more here.

Keywords: imaging modalities; developments porous; recent developments; various imaging ... See more keywords
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Porous Silicon Fabrication and Surface Cracking Behavior Research Based on Anodic Electrochemical Etching ▴

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Published in 2020 at "Fuel Cells"

DOI: 10.1002/fuce.202000048

Abstract: Porous silicon (PSi) was fabricated based on anodic electrochemical etching, and the relationship between preparation conditions, nanostructure and PSi surface crack behavior were systematically studied. The effects of silicon wafer resistivity (doping concentration), etching time,… read more here.

Keywords: based anodic; geometry; surface; anodic electrochemical ... See more keywords
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Structural and nanomechanical properties of porous silicon: Cheap substrate for CMOS process industry

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Published in 2020 at "Surface and Interface Analysis"

DOI: 10.1002/sia.6885

Abstract: The surface topology of porous silicon (PSi) is a relevant parameter that decides the compatibility of such substrate with CMOS process. Using standard resistivity (1–10 Ω·cm) of Si substrate to fabricate PSi‐S is a low… read more here.

Keywords: substrate cmos; substrate; industry; process ... See more keywords
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Wafer-Scale Fabrication of Hierarchically Porous Silicon and Silica by Active Nanoparticle-Assisted Chemical Etching and Pseudomorphic Thermal Oxidation.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202206842

Abstract: Many biological materials exhibit a multiscale porosity with small, mostly nanoscale pores as well as large, macroscopic capillaries to simultaneously achieve optimized mass transport capabilities and lightweight structures with large inner surfaces. Realizing such a… read more here.

Keywords: assisted chemical; oxidation; hierarchically porous; porous silicon ... See more keywords
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Morphological and Optical Transformation of Gas Assisted Direct Laser Written Porous Silicon Films.

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Published in 2023 at "Small"

DOI: 10.1002/smll.202300655

Abstract: Direct laser writing (DLW) of mesoporous porous silicon (PS) films is shown to selectively create spatially separated nitridized and carbonized features on a single film. Nitridized or carbonized features are formed during DLW at 405 nm… read more here.

Keywords: gas; silicon films; porous silicon; direct laser ... See more keywords
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Screening of Transgenic Cotton Based on a Porous Silicon Biosensor.

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Published in 2019 at "Methods in molecular biology"

DOI: 10.1007/978-1-4939-8952-2_13

Abstract: Label-free porous silicon (PSi)-based biosensor enables the detection and identification of the protein in transgenic cotton. Changes in optical response signal in the presence of the target protein can be detected by Fourier transform infrared… read more here.

Keywords: protein; biosensor; transgenic cotton; porous silicon ... See more keywords
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Fabrication of UV photodetector using needle-shaped ZnO nanostructure arrays prepared on porous silicon substrate by a facile low-temperature method

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Published in 2018 at "Journal of Materials Science: Materials in Electronics"

DOI: 10.1007/s10854-017-8461-6

Abstract: Arrays of vertically well-aligned ZnO nanoneedles were successfully grown on seeded porous silicon substrate through electric field-assisted aqueous solution method. The surface morphologies of needle-like ZnO nanostructures were studied using field-emission scanning electron microscopy and… read more here.

Keywords: silicon substrate; porous silicon; zno; microscopy ... See more keywords
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Influence of mono energetic gamma radiation on structural and electrical properties of TiO2 thin film coated on p-type porous silicon

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Published in 2019 at "Journal of Materials Science: Materials in Electronics"

DOI: 10.1007/s10854-019-01031-7

Abstract: Titanium dioxide thin film was coated on p-type porous silicon by sol–gel spin coating method. The prepared samples were irradiated by the mono-energetic gamma radiation at Auto-irradiation facility with the Cesium-137 for the Gamma dose… read more here.

Keywords: gamma dose; porous silicon; titanium; gamma ... See more keywords