Fluorescent Biosensors Based on Silicon Nanowires
Nanostructures are arising as novel biosensing platforms promising to surpass current performance in terms of sensitivity, selectivity, and affordability of standard approaches. However, for several nanosensors, the material and synthesis used make the industrial transfer of such technologies comple...
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MDPI AG
2021
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oai:doaj.org-article:9c0bf9c07ba44b79b99fb589c631936d2021-11-25T18:31:17ZFluorescent Biosensors Based on Silicon Nanowires10.3390/nano111129702079-4991https://doaj.org/article/9c0bf9c07ba44b79b99fb589c631936d2021-11-01T00:00:00Zhttps://www.mdpi.com/2079-4991/11/11/2970https://doaj.org/toc/2079-4991Nanostructures are arising as novel biosensing platforms promising to surpass current performance in terms of sensitivity, selectivity, and affordability of standard approaches. However, for several nanosensors, the material and synthesis used make the industrial transfer of such technologies complex. Silicon nanowires (NWs) are compatible with Si-based flat architecture fabrication and arise as a hopeful solution to couple their interesting physical properties and surface-to-volume ratio to an easy commercial transfer. Among all the transduction methods, fluorescent probes and sensors emerge as some of the most used approaches thanks to their easy data interpretation, measure affordability, and real-time in situ analysis. In fluorescent sensors, Si NWs are employed as substrate and coupled with several fluorophores, NWs can be used as quenchers in stem-loop configuration, and have recently been used for direct fluorescent sensing. In this review, an overview on fluorescent sensors based on Si NWs is presented, analyzing the literature of the field and highlighting the advantages and drawbacks for each strategy.Antonio Alessio LeonardiMaria José Lo FaroBarbara FazioCorrado SpinellaSabrina ConociPatrizia LivreriAlessia IrreraMDPI AGarticlesilicon nanowiresfluorescent sensorsbiosensorslight-emissionChemistryQD1-999ENNanomaterials, Vol 11, Iss 2970, p 2970 (2021) |
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silicon nanowires fluorescent sensors biosensors light-emission Chemistry QD1-999 |
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silicon nanowires fluorescent sensors biosensors light-emission Chemistry QD1-999 Antonio Alessio Leonardi Maria José Lo Faro Barbara Fazio Corrado Spinella Sabrina Conoci Patrizia Livreri Alessia Irrera Fluorescent Biosensors Based on Silicon Nanowires |
description |
Nanostructures are arising as novel biosensing platforms promising to surpass current performance in terms of sensitivity, selectivity, and affordability of standard approaches. However, for several nanosensors, the material and synthesis used make the industrial transfer of such technologies complex. Silicon nanowires (NWs) are compatible with Si-based flat architecture fabrication and arise as a hopeful solution to couple their interesting physical properties and surface-to-volume ratio to an easy commercial transfer. Among all the transduction methods, fluorescent probes and sensors emerge as some of the most used approaches thanks to their easy data interpretation, measure affordability, and real-time in situ analysis. In fluorescent sensors, Si NWs are employed as substrate and coupled with several fluorophores, NWs can be used as quenchers in stem-loop configuration, and have recently been used for direct fluorescent sensing. In this review, an overview on fluorescent sensors based on Si NWs is presented, analyzing the literature of the field and highlighting the advantages and drawbacks for each strategy. |
format |
article |
author |
Antonio Alessio Leonardi Maria José Lo Faro Barbara Fazio Corrado Spinella Sabrina Conoci Patrizia Livreri Alessia Irrera |
author_facet |
Antonio Alessio Leonardi Maria José Lo Faro Barbara Fazio Corrado Spinella Sabrina Conoci Patrizia Livreri Alessia Irrera |
author_sort |
Antonio Alessio Leonardi |
title |
Fluorescent Biosensors Based on Silicon Nanowires |
title_short |
Fluorescent Biosensors Based on Silicon Nanowires |
title_full |
Fluorescent Biosensors Based on Silicon Nanowires |
title_fullStr |
Fluorescent Biosensors Based on Silicon Nanowires |
title_full_unstemmed |
Fluorescent Biosensors Based on Silicon Nanowires |
title_sort |
fluorescent biosensors based on silicon nanowires |
publisher |
MDPI AG |
publishDate |
2021 |
url |
https://doaj.org/article/9c0bf9c07ba44b79b99fb589c631936d |
work_keys_str_mv |
AT antonioalessioleonardi fluorescentbiosensorsbasedonsiliconnanowires AT mariajoselofaro fluorescentbiosensorsbasedonsiliconnanowires AT barbarafazio fluorescentbiosensorsbasedonsiliconnanowires AT corradospinella fluorescentbiosensorsbasedonsiliconnanowires AT sabrinaconoci fluorescentbiosensorsbasedonsiliconnanowires AT patrizialivreri fluorescentbiosensorsbasedonsiliconnanowires AT alessiairrera fluorescentbiosensorsbasedonsiliconnanowires |
_version_ |
1718411034708934656 |