scholarly journals Interband transitions in closed-shell vacancy containing graphene quantum dots complexed with heavy metals

2018 ◽  
Vol 20 (33) ◽  
pp. 21528-21543 ◽  
Author(s):  
Ivan Shtepliuk ◽  
Rositsa Yakimova
Keyword(s):  
Heavy Metals ◽  
Quantum Dots ◽  
Strong Interaction ◽  
High Performance ◽  
Optical Detection ◽  
Graphene Quantum Dots ◽  
Closed Shell ◽  
Interband Transitions ◽  
Toxic Heavy Metals ◽  
Shell Vacancy

High-performance optical detection of toxic heavy metals by using graphene quantum dots (GQDs) requires a strong interaction between the metals and GQDs, which can be reached through artificial creation of vacancy-type defects in GQDs.

scholarly journals On the interaction of toxic Heavy Metals (Cd, Hg, Pb) with graphene quantum dots and infinite graphene

2017 ◽  
Vol 7 (1) ◽  
Author(s):  
Ivan Shtepliuk ◽  
Nuala M. Caffrey ◽  
Tihomir Iakimov ◽  
Volodymyr Khranovskyy ◽  
Igor A. Abrikosov ◽  
...  
Keyword(s):  
Heavy Metals ◽  
Quantum Dots ◽  
Graphene Quantum Dots ◽  
Toxic Heavy Metals

Tailoring of graphene quantum dots for toxic heavy metals detection

2019 ◽  
Vol 125 (11) ◽  
Author(s):  
Hamid Reza Ghenaatian ◽  
Mehdi Shakourian-Fard ◽  
Masoud Rohani Moghadam ◽  
Ganesh Kamath ◽  
Mohsen Rahmanian
Keyword(s):  
Heavy Metals ◽  
Quantum Dots ◽  
Graphene Quantum Dots ◽  
Toxic Heavy Metals

scholarly journals Insights into the origin of the excited transitions in graphene quantum dots interacting with heavy metals in different media

2017 ◽  
Vol 19 (45) ◽  
pp. 30445-30463 ◽  
Author(s):  
Ivan Shtepliuk ◽  
Volodymyr Khranovskyy ◽  
Rositsa Yakimova
Keyword(s):  
Heavy Metals ◽  
Quantum Dots ◽  
Electrochemical Sensors ◽  
Graphene Quantum Dots ◽  
Toxic Heavy Metals ◽  
Reliable Detection

Exploring graphene quantum dots (GQDs) is an attractive way to design novel optical and electrochemical sensors for fast and reliable detection of toxic heavy metals (HMs), such as Cd, Hg and Pb.

High-Performance Perovskite Solar Cells Using Graphene Quantum Dots Modified SnO2/ZnO Photoelectrode

2021 ◽  
pp. 100853
Author(s):  
G. Nagaraj ◽  
Mustafa K.A. Mohammed ◽  
Masoud Shekargoftar ◽  
P. Sasikumar ◽  
P. Sakthivel ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Solar Cells ◽  
High Performance ◽  
Graphene Quantum Dots ◽  
Perovskite Solar Cells

Graphene quantum dots (GQDs)-assembled membranes with intrinsic functionalized nanochannels for high-performance nanofiltration

2020 ◽  
pp. 127602 ◽  
Author(s):  
Yuqing Lin ◽  
Qin Shen ◽  
Yuki Kawabata ◽  
Jumpei Segawa ◽  
Xingzhong Cao ◽  
...  
Keyword(s):  
Quantum Dots ◽  
High Performance ◽  
Graphene Quantum Dots

scholarly journals Highly sensitive surface plasmon resonance optical detection of ferric ion using CTAB/hydroxylated graphene quantum dots thin film

2020 ◽  
Vol 128 (8) ◽  
pp. 083105
Author(s):  
Nur Ain Asyiqin Anas ◽  
Yap Wing Fen ◽  
Nor Azah Yusof ◽  
Nur Alia Sheh Omar ◽  
Wan Mohd Ebtisyam Mustaqim Mohd Daniyal ◽  
...  
Keyword(s):  
Thin Film ◽  
Quantum Dots ◽  
Surface Plasmon Resonance ◽  
Surface Plasmon ◽  
Plasmon Resonance ◽  
Optical Detection ◽  
Graphene Quantum Dots ◽  
Ferric Ion ◽  
Highly Sensitive

scholarly journals Surface-Engineered Graphene Quantum Dots Incorporated into Polymer Layers for High Performance Organic Photovoltaics

2015 ◽  
Vol 5 (1) ◽  
Author(s):  
Jung Kyu Kim ◽  
Sang Jin Kim ◽  
Myung Jin Park ◽  
Sukang Bae ◽  
Sung-Pyo Cho ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Organic Photovoltaics ◽  
High Performance ◽  
Graphene Quantum Dots ◽  
Polymer Layers

Graphene quantum dots–three-dimensional graphene composites for high-performance supercapacitors

2014 ◽  
Vol 16 (36) ◽  
pp. 19307-19313 ◽  
Author(s):  
Qing Chen ◽  
Yue Hu ◽  
Chuangang Hu ◽  
Huhu Cheng ◽  
Zhipan Zhang ◽  
...  
Keyword(s):  
Quantum Dots ◽  
High Performance ◽  
Graphene Quantum Dots ◽  
Three Dimensional ◽  
Term Stability ◽  
Long Term Stability

Graphene quantum dots boost the capacitance of the graphene supercapacitor by more than 90% and with an excellent long-term stability.

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