Growth of ultrasmall nanoparticles based on thermodynamic size focusing

Journal of Nanoparticle Research

Volumn 14, Issue 10, 2012, Pages

  Chen, Hsueh Shih ^a   Kumar, Ramachandran Vasant ^a  

^a UNIVERSITY OF CAMBRIDGE   (United Kingdom)

Author keywords

CdSe; Magic size; Nanocrystals; Nanoparticles; Quantum dots; Ultrasmall

Indexed keywords

CADMIUM COMPOUNDS; FOCUSING; GRAPHENE QUANTUM DOTS; II-VI SEMICONDUCTORS; ISOTHERMAL ANNEALING; NANOCRYSTALS; NANOPARTICLES; SEMICONDUCTOR QUANTUM DOTS; TEMPERATURE;

CDSE; LOW- TEMPERATURE PROCESS; LOWER TEMPERATURES; MAGIC SIZE; SIZE FOCUSING; SYNTHESIS TIME; THERMAL QUENCHING; ULTRA-SMALL;

SYNTHESIS (CHEMICAL);

NANOCRYSTAL; QUANTUM DOT;

ARTICLE; CRYSTALLIZATION; ISOTHERM; LOW TEMPERATURE PROCEDURES; PARTICLE SIZE; PRIORITY JOURNAL; SYNTHESIS; TEMPERATURE SENSITIVITY; THERMODYNAMICS;

EID: 84866673409     PISSN: 13880764     EISSN: 1572896X     Source Type: Journal    
DOI: 10.1007/s11051-012-1207-8     Document Type: Article

References (25)

1. Capek RK, Lambert K, Dorfs D, Smet PF, Poelman D, Eychmuller A, Hens Z (2009) Synthesis of extremely small CdSe and bright blue luminescent CdSe/ZnS nanoparticles by a pre-focused hot-injection approach. Chem Mater 21(8):1743-1749
2. Chen HS, Kumar RV (2009a) Discontinuous growth of colloidal CdSe nanocrystals in the magic structure. J Phys Chem C 113(1):31-36
3. Chen HS, Kumar RV (2009b) Direct synthesis of quantum dots with controllable multimodal size distribution. J Phys Chem C 113(128):12236-12242
4. Chen HS, Kumar RV (2009c) From nearly monodispersed toward truly monosized nanocrystals: chemical potential well during growth of nanocrystals. Cryst Growth Des 9(10):4235-4238
5. Chen HS, Lo B, Hwang JY, Chang GY, Chen CM, Tasi SJ, Wang SJ (2004) Colloidal ZnSe, ZnSe/ZnS, and ZnSe/ ZnSeS quantum dots synthesized from ZnO. J Phys Chem B 108(44):17119-17123
6. Chen HS, Hong HY, Kumar RV (2011) White light emission from semiconductor nanocrystals by in situ colour tuning in an alternating thermodynamic-kinetic fashion. J Mater Chem 21(16):5928-5932
7. Hines MA, Guyot-Sionnest P (1996) Synthesis and characterization of strongly luminescing ZnS-capped CdSe nanocrystals. J Phys Chem 100(2):468-471 (Pubitemid 126803820)
8. Jun S, Jang E (2005) Interfused semiconductor nanocrystals: brilliant blue photoluminescence and electroluminescence. Chem Commun 36:4616-4618 (Pubitemid 41428463)
9. Kim SW, Zimmer JP, Ohnishi S, Tracy JB, Frangioni JV, BawendiMG(2005) Engineering InAsxP1-x/InP/ZnSe III- V alloyed core/shell quantum dots for the near-infrared. J Am Chem Soc 127(30):10526-10532 (Pubitemid 41061426)
10. Kim KE, Kim TG, Sung YM (2012) Fluorescent cholesterol sensing using enzyme-modified CdSe/ZnS quantum dots. J Nanopart Res 14:1179
11. Kucur E, Ziegler J, Nann T (2008) Synthesis and spectroscopic characterisation of fluorescent blue-emitting ultra-stable CdSe-clusters. Small 4(7):883-887
12. Kudera S, Zanella M, Giannini C, Rizzo A, Li Y, Gigli G, Cingolani R, Ciccarella G, Spahl W, Parak WJ, Manna L (2007) Sequential growth of magic-size CdSe nanocrystals. Adv Mater 19(4):548-552 (Pubitemid 46942311)
13. Murray CB, Norris DJ, Bawendi MG (1993) Synthesis and characterization of nearly monodisperse CdE (E = sulfur, selenium, tellurium) semiconductor nanocrystallites. J Am Chem Soc 115(19):8706-8715
14. Nguyen KA, Day PN, Pachter R (2010) Understanding structural and optical properties of nanoscale CdSe magic-size quantum dots: insight from computational prediction. J Phys Chem C 114(39):16197-16209
15. Peng ZA, Peng X(2001) Formation of high-quality CdTe, CdSe, and CdS nanocrystals using CdO as precursor. J Am Chem Soc 123(1):183-184 (Pubitemid 32052980)
16. Peng X, Wickham J, Alivisatos AP (1998) Kinetics of II-VI and III-V colloidal semiconductor nanocrystal growth: ''Focusing'' of size distributions. J Am Chem Soc 120(21):5343-5344 (Pubitemid 28328909)
17. Peng X, Manna L, Yang W, Wickham J, Scher E, Kadavanich A, Alivisatos AP (2000) Shape control of CdSe nanocrystals. Nature 404(6773):59-61 (Pubitemid 30143129)
18. Puntes VF, Krishnan KM, Alivisatos AP (2001) Colloidal nanocrystal shape and size control: the case of cobalt. Science 291(5511):2115-2117 (Pubitemid 32224435)
19. Qu L, Peng ZA, Peng X (2001) Alternative routes toward high quality CdSe nanocrystals. Nano Lett 1(6):333-337 (Pubitemid 33672983)
20. Riehle FS, Bienert R, Thomann R, Urban GA, Kruger M (2009) Blue luminescence and superstructures from magic size clusters of CdSe. Nano Lett 9(2):514-518
21. Soloviev VN, Eichhofer A, Fenske D, Banin U (2000) Molecular limit of a bulk semiconductor: size dependence of the ''band gap'' in CdSe cluster molecules. J Am Chem Soc 122(11):2673-2674 (Pubitemid 30211992)
22. Yu Q, Liu CY (2009) Study of magic-size-cluster mediated formation of CdS nanocrystals: properties of the magicsize clusters and mechanism implication. J Phys Chem C 113(29):12766-12771
23. Yu WW, Qu L, Guo W, Peng X (2003) Experimental determination of the extinction coefficient of CdTe, CdSe, and CdS nanocrystals. Chem Mater 15(14):2854-2860
24. Yu M, Fernando GW, Li R, Papadimitrakopoulos F, Shi N, Ramprasad R (2007) Discrete size series of CdSe quantum dots: a combined computational and experimental investigation. J Comput Aided Mater Des 14(1):167-174 (Pubitemid 46432587)
25. Zhang Y, Dai Q, Li X, Zou B, Wang Y, Yu WW (2011) Beneficial effect of tributylphosphine to the photoluminescence of PbSe and PbSe/CdSe nanocrystals. J Nanopart Res 13:3721-3729