Tandem structured luminescent solar concentrator based on inorganic carbon quantum dots and organic dyes

Solar Energy ◽  
2019 ◽  
Vol 190 ◽  
pp. 488-494 ◽  
Author(s):  
Fahad Mateen ◽  
Mumtaz Ali ◽  
Sae Youn Lee ◽  
Sung Hoon Jeong ◽  
Min Jae Ko ◽  
...  
2019 ◽  
Vol 1 (12) ◽  
pp. 4888-4894 ◽  
Author(s):  
Haiguang Zhao ◽  
Guiju Liu ◽  
Guangting Han

A carbon-quantum-dot based laminated luminescent solar concentrator exhibits an ηopt of 1.6%, 1.6 times higher than that of a single-layer LSC.


Materials ◽  
2020 ◽  
Vol 13 (15) ◽  
pp. 3313 ◽  
Author(s):  
Łukasz Janus ◽  
Julia Radwan-Pragłowska ◽  
Marek Piątkowski ◽  
Dariusz Bogdał

Recently, fluorescent probes became one of the most efficient tools for biosensing and bioimaging. Special attention is focused on carbon quantum dots (CQDs), which are characterized by the water solubility and lack of cytotoxicity. Moreover, they exhibit higher photostability comparing to traditional organic dyes. Currently, there is a great need for the novel, luminescent nanomaterials with tunable properties enabling fast and effective analysis of the biological samples. In this article, we propose a new, ecofriendly bottom-up synthesis approach for intelligent, surface-modified nanodots preparation using bioproducts as a raw material. Obtained nanomaterials were characterized over their morphology, chemical structure and switchable luminescence. Their possible use as a nanodevice for medicine was investigated. Finally, the products were confirmed to be non-toxic to fibroblasts and capable of cell imaging.


RSC Advances ◽  
2019 ◽  
Vol 9 (11) ◽  
pp. 6278-6286 ◽  
Author(s):  
Milica Budimir ◽  
Zoran Marković ◽  
Dragana Jovanović ◽  
Miloš Vujisić ◽  
Matej Mičušík ◽  
...  

The present study reports the results of the gamma ray-assisted modification of hydrophobic carbon quantum dots (hCQDs)/polyurethane nanocomposites for photocatalytic degradation of organic dyes.


2012 ◽  
Vol 32 (1) ◽  
pp. 0123003 ◽  
Author(s):  
张俊 Zhang Jun ◽  
张军 Zhang Jun ◽  
耿俊杰 Geng Junjie ◽  
张义 Zhang Yi ◽  
丁建军 Ding Jianjun ◽  
...  

2018 ◽  
Vol 7 (2) ◽  
pp. 31-45 ◽  
Author(s):  
Alexandre Roumenov Loukanov ◽  
Hristo Stefanov Gagov ◽  
Milena Yankova Mishonova ◽  
Seiichiro Nakabayashi

This article describes how carbon quantum dots (C-dots) are tiny carbon nanoparticles (less than 10 nm in size) being envisaged to be used in bio-sensing, bio-imaging and drug delivery nanosystems. Their low toxicity and stable chemical properties make them suitable candidates for new types of fluorescent probe, which overcome the common drawbacks of previous fluorescent probes (organic dyes and inorganic quantum dots). In addition, fluorescent C-dots possess a rather strong ability to bind with other organic and inorganic molecules due to their abundant surface groups. For that reason, fluorescent C-dots can be manipulated via series of controllable chemical treatments in order to satisfy the demands in the photocatalytic, biochemical and chemical sensing, bio-imaging, drug delivery and enhanced cell targeting. In recent studies it was described the development of carbon quantum dots with large two-photon absorption cross sections towards two-photon imaging for use in photodynamic cancer therapy. Thus, C-dots have become a rising star in biomedical research with a promising future for the application in nanomedicine.


2017 ◽  
Vol 10 (5) ◽  
pp. 555-567
Author(s):  
李红博 LI Hong-bo ◽  
尹 坤 YIN Kun

2020 ◽  
Vol 3 (7) ◽  
pp. 6489-6496 ◽  
Author(s):  
Darren C. J. Neo ◽  
Wei Peng Goh ◽  
Hooi Hong Lau ◽  
Janaki Shanmugam ◽  
Yi Fan Chen

RSC Advances ◽  
2019 ◽  
Vol 9 (13) ◽  
pp. 7362-7374 ◽  
Author(s):  
Shaojia Song ◽  
Kun Wu ◽  
Huadong Wu ◽  
Jia Guo ◽  
Linfeng Zhang

The presence of organic dyes in wastewater has posed a huge threat to aquatic life and human health.


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