An effective and simple oxygen nanosensor made from MPA-capped water soluble CdTe nanocrystals

Nanotechnology

Volumn 24, Issue 1, 2013, Pages

  Lau, Pick Chung ^a   Norwood, Robert A ^a   Mansuripur, Masud ^a   Peyghambarian, Nasser ^a  

^a UNIVERSITY OF ARIZONA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

3-MERCAPTOPROPIONIC ACID; ARGON ENVIRONMENT; CDTE; CDTE NANOCRYSTALS; CDTE SEMICONDUCTOR; EXCITATION INTENSITY; FLOWING ARGONS; HIGH SENSITIVITY; OXYGEN CONCENTRATIONS; OXYGEN MOLECULE; PHOTOLUMINESCENCE QUENCHING; PHOTOLUMINESCENCE RESPONSE; SURFACE-TO-VOLUME RATIO; ULTRASENSITIVE; WATERSOLUBLE;

CADMIUM TELLURIDE; NANOCRYSTALS; NANOSENSORS; PHOTOLUMINESCENCE;

OXYGEN;

EID: 84870507798     PISSN: 09574484     EISSN: 13616528     Source Type: Journal    
DOI: 10.1088/0957-4484/24/1/015501     Document Type: Article

References (21)

1. Lee S F and Osborne M A 2009 Brightening, blinking, bluing and bleaching in the life of a quantum dot: friend or foe? Chem. Phys. Chem. 10 2174-91
2. van Sark W G J H M et al 2001 Photooxidation and photobleaching of single CdSe/ZnS quantum dots probed by room-temperature time-resolved spectroscopy J. Phys. Chem. B 105 8281-4 (Pubitemid 35338796)
3. Ma J et al 2006 Photostability of thiol-capped CdTe quantum dots in living cells: the effect of photo-oxidation Nanotechnology 17 2083-9
4. Amjad et al 2003 Photoactivated CdSe nanocrystals as nanosensors for gases Nano Lett. 3 819-22 (Pubitemid 37140605)
5. Felix K, Alf M and Thomas B 2001 Oxygen-induced blinking of single CdSe nanocrystals Adv. Mater. 13 672-6 (Pubitemid 32486015)
6. Zou L et al 2008 Ultrafast synthesis of highly luminescent green- to near infrared-emitting CdTe nanocrystals in aqueous phase J. Mater. Chem. 18 2807-15
7. Chen H P, Gai H and Yeung E S 2009 Inhibition of photobleaching and blue shift in quantum dots Chem. Commun. 1676-8
8. He H et al 2006 Single nonblinking CdTe quantum dots synthesized in aqueous thiopropionic acid Angew. Chem. 118 7750-3
9. Liu Y F 2009 Selective synthesis of CdTe and high luminescence CdTe/CdS quantum dots: the effect of ligands J. Colloid Interface Sci. 333 690-8
10. Larson D R 2003 Water-soluble quantum dots for multiphoton fluorescence imaging in vivo Science 300 1434-6 (Pubitemid 36638163)
11. Shu G W et al 2005 Photoluminescence of colloidal CdSe/ZnS quantum dots under oxygen atmosphere IEEE Trans. Nanotech. 4 632-6 (Pubitemid 41441360)
12. Cordero S R et al 2000 Photo-activated luminescence of CdSe quantum dot monolayers J. Phys. Chem. B 104 12137-42 (Pubitemid 32087792)
13. Charon G et al 2012 Insights into the mechanism of quantum dot-sensitized singlet oxygen production for photodynamic therapy J. Phys. Chem. C 116 9334-42
14. Zhang Y et al 2006 Time-dependent photoluminescence blue shift of the quantum dots in living cells: effect of oxidation by singlet oxygen J. Am. Chem. Soc. 128 13396-401 (Pubitemid 44583023)
15. Ramamoorthy R, Dutta P K and Akbar S A 2003 Oxygen sensors: materials, methods, designs and applications J. Mater. Sci. 38 4271-82
16. Lessner F H, Jennings M E, Hirata A, Duin E C and Lessner D J 2012 Subunit D of RNA polymerase from methanosarcina acetivorans contains two oxygen-labile (4Fe-4S) clusters: implications for oxidant-dependent regulation of transcription J. Biol. Chem. 287 18510
17. Kortzinger A and Schimanski J 2005 High quality oxygen measurements from profiling floats: a promising new technique J. Atmos. Ocean. Technol. 22 302-8 (Pubitemid 40518150)
18. Lin H W et al 2012 Novel oxygen sensor based on terfluorene thin-film and its enhanced sensitivity by stimulated emission J. Mater. Chem. 22 13446-50
19. Yu et al 2003 Experimental determination of the extinction coefficient of CdTe, CdSe, and CdS nanocrystals Chem. Mater. 15 2854-60
20. Matheson, Argon www.mathesongas.com/pdfs/products/Argon-Pure-Gas.pdf- ref-separator -
21. Matheson, Oxygen www.mathesongas.com/pdfs/products/Oxygen-Pure-Gas.pdf - ref-separator -