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Graphene quantum dots and their application in catalysis
Published 2021“…Graphene quantum dots (GQDs) are the latest addition to the nanocarbon family with outstanding photostability, tunable photoluminescence, good biocompatibility and physiochemical properties, demonstrating great potential for a wide variety of applications. …”
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Thesis-Doctor of Philosophy -
2
Graphene quantum dots and their applications in bioimaging and catalysis
Published 2019“…Graphene quantum dot (GQD) is an emerging zero-dimensional material and the latest addition to the family of carbon materials. …”
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Thesis-Doctor of Philosophy -
3
Mixed-cation perovskite quantum dots: from single to multi-photon emission
Published 2024Subjects: Get full text
Thesis-Doctor of Philosophy -
4
Catalytic properties of human apurinic/apyrimidinic endonuclease 1 (APE1) and development of biosensors of APE1 in living cells
Published 2021“…Herein, we have successfully developed graphene quantum dot-based biosensors for APE1 diagnosis both in cell-free systems and in living cells. …”
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Thesis-Doctor of Philosophy -
5
Dielectric and hybrid metal-dielectric nanoantennas for fluorescence enhancement
Published 2022“…In parallel, several techniques for the integration of my hybrid antenna with quantum emitters were being explored, from simple spin coating of quantum dots, to precise fabrication of single quantum emitters via FIB. …”
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Thesis-Doctor of Philosophy -
6
Electrochemical and optical CMOS sensors design for biochemical detection
Published 2020“…In this thesis, three types of CMOS sensors are studied for biochemical detection: CMOS ion-sensitive field-effect transistor (ISFET) sensor for food safety screening, CMOS chronocoulometric sensor for the heavy metal monitor, and CMOS fluorescence sensor for near-infrared quantum dots detection. In-depth understanding of these novel CMOS sensors is presented here from working principles, circuit designs, to the experimental results. …”
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Thesis-Doctor of Philosophy -
7
Strong coupling between plasmonic nanoantennae and 2D materials
Published 2023“…It has been established that strong plasmon-exciton coupling with 2D materials and quantum dots can achieve Rabi splitting ranging from 200 to 400 meV. …”
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Thesis-Doctor of Philosophy -
8
Nanomaterials-based electrochemical and optical biosensors for food safety regulations and point-of-care diagnosis
Published 2022“…Moreover, Graphene Quantum Dots (GQDs), a zero-dimensional graphene oxide derivative, have also been successfully employed for optical applications, particularly in the development of optical biosensors. …”
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Thesis-Doctor of Philosophy -
9
Development of electrochemical and optical bioassays for food analysis and human health
Published 2024“…Under the 4th chapter of my thesis, we developed a portable smartphone-assisted graphene quantum dots sensing platform for the detection of gut-derived metabolites where we compared the analytical figures of merits achieved by the smartphone-based method against the fluorescence spectrophotometer. …”
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Thesis-Doctor of Philosophy -
10
Hierarchical nanostructures incorporated with different enhancement strategies for improved photoelectrochemical performance
Published 2020“…Firstly, the heterojunction formation and depressed interface charge recombination strategies were combined in a SnO2 nanosheets (NSs)/TiO2 thin film/CdS quantum dots (QDs). The introduced TiO2 thin film fully covered the porous SnO2 NSs and the bare FTO glass substrate, resulting in a depression in interface charge recombination. …”
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Thesis-Doctor of Philosophy -
11
Topics in multidimensional optical spectroscopy I. Theoretical studies of finite pulse effects II. Applications to plant light-harvesting complex and nanomaterials
Published 2020“…Due to intrinsic limitations in synthesis procedure, the nanomaterials, like quantum dots (QDs) and nanoplatelets (NPLs) always exhibit heterogeneity in size, shape, and spectroscopic properties. …”
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Thesis-Doctor of Philosophy -
12
Continuous-wave lasing from perovskites embedded microcavities
Published 2021“…All-inorganic cesium lead bromide (CsPbBr3) quantum dots (QDs) are considered as promising candidates to achieve room temperature CW pumped lasing due to their large exciton binding energy, near-unity photoluminescence quantum yield, and high environmental stability. …”
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Thesis-Doctor of Philosophy -
13
Functionalization of transparent oxide resistive random-access memories for visible light photosensitivity
Published 2022“…Efforts have been made to address this area of critical importance through the incorporation of photoresponsive material layers, such as semiconductors, 2D materials, perovskites, quantum dots etc. to be able to demonstrate a photocurrent. …”
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Thesis-Doctor of Philosophy -
14
Engineering functional nanomaterials for photonic applications
Published 2021“…In the following chapter, graphene quantum dots (GQDs) were synthesized, characterized, and employed as a light-triggered fluorescent nanocarrier for co-delivery of K-ras siRNA and Doxorubicin (DOX) for combinational gene and chemotherapy for pancreatic cancer treatment. …”
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Thesis-Doctor of Philosophy