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广西师范学院 化学与材料科学学院, 广西 南宁 530001
纸质出版日期:2017-5-5,
收稿日期:2016-11-25,
修回日期:2016-12-11,
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陈彩花, 杨国辉, 梁利芳等. 溶胶凝胶法合成CaYAlO<sub>4</sub>:Mn<sup>4+</sup>红色荧光粉及其荧光性能研究[J]. 发光学报, 2017,38(5): 567-573
CHEN Cai-hua, YANG Guo-hui, LIANG Li-fang etc. Luminescent Properties of CaYAlO<sub>4</sub>:Mn<sup>4+</sup> Red Phosphors Prepared by Sol-gel Method[J]. Chinese Journal of Luminescence, 2017,38(5): 567-573
陈彩花, 杨国辉, 梁利芳等. 溶胶凝胶法合成CaYAlO<sub>4</sub>:Mn<sup>4+</sup>红色荧光粉及其荧光性能研究[J]. 发光学报, 2017,38(5): 567-573 DOI: 10.3788/fgxb20173805.0567.
CHEN Cai-hua, YANG Guo-hui, LIANG Li-fang etc. Luminescent Properties of CaYAlO<sub>4</sub>:Mn<sup>4+</sup> Red Phosphors Prepared by Sol-gel Method[J]. Chinese Journal of Luminescence, 2017,38(5): 567-573 DOI: 10.3788/fgxb20173805.0567.
采用溶胶凝胶法合成CaYAl
1-
x
O
4
:
x
Mn
4+
红色荧光粉,用差热热重分析仪(DSC-TGA)、X射线粉末衍射仪(XRD)、透射电镜(TEM)以及荧光分光光度计对荧光粉进行结构和性能的表征,研究合成温度、反应时间及Mn
4+
掺杂浓度对CaYAl
1-
x
O
4
:
x
Mn
4+
发光性能的影响。研究结果表明,在335 nm光激发下,荧光粉发射660~780 nm范围的红光,归属于Mn
4+
的
2
E
g
4
A
2g
能级跃迁。在712 nm光监测下,样品呈现两组激发宽峰,分别归属于Mn
4+
离子的
4
A
2g
4
T
1g
(335 nm)和
4
A
2g
4
T
2g
(475 nm)能级跃迁。当煅烧温度为1 200 ℃、反应时间为6 h和Mn
4+
的掺杂摩尔分数为0.5%时,CaYAl
1-
x
O
4
:
x
Mn
4+
的发光强度最大。
CaYAl
1-
x
O
4
:
x
Mn
4+
red phosphors were prepared by sol-gel method. Differential thermal and thermogravimetric analysis (DSC-TGA)
X-ray powder diffraction (XRD)
transmission elec-tron microscopy (TEM) and photoluminescence spectrophotometer were utilized to characterize the samples. The effects of the factors
such as synthesis temperature
reaction time and concentration of Mn
4+
on the luminescent properties of the phosphors were studied. The samples give red emissions centered at 660-780 nm under 335 nm excitation
which correspond to
2
E
g
4
A
2g
transition of Mn
4+
. The excitation spectrum monitored by 712 nm consists of two broad excitation bands resulting from
4
A
2g
4
T
1g
(335 nm) and
4
A
2g
4
T
2g
(475 nm) transition of Mn
4+
. The maximum luminescent intensity of CaYAl
1-
x
O
4
:
x
Mn
4+
phosphors can be obtained with
x
=0.005 under calcination at 1 200 ℃ for 6 h.
溶胶凝胶法CaYAlO4:Mn4+红色荧光粉
sol-gel methodCaYAlO4:Mn4+red phosphors
PUST P, WEILER V, HECHT C, et al.. Narrow-band red-emitting Sr(LiAl3N4) :Eu2+ as a next-generation LED-phosphor material [J]. Nat. Mater., 2014, 13(9):891-896.
WEN D W, FENG J J, LI J H, et al.. K2Ln(PO4)(WO4) :Tb3+, Eu3+ (Ln=Y, Gd and Lu) phosphors: highly efficient pure red and tuneable emission for white light-emitting diodes [J]. J. Mater. Chem. C, 2015, 3(9):2107-2114.
JIANG X Y, CHEN Z, HUANG S M, et al.. A red phosphor BaTiF4:Mn4+: reaction mechanism, microstructures, optical properties, and applications for white LEDs [J]. Dalton Trans., 2014, 43(25):9414-9418.
DENAULT K A, GEORGE N C, PADEN S R, et al.. A green-yellow emitting oxyfluoride solid solution phosphor Sr2Ba(AlO4F)1-x(SiO5)x:Ce3+ for thermally stable, high color rendition solid state white lighting [J]. J. Mater. Chem., 2012, 22(35):18204-18213.
ZHOU Q, ZHOU Y Y, LIU Y, et al.. A new and efficient red phosphor for solid-state lighting: Cs2TiF4:Mn4+[J]. J. Mater. Chem. C, 2015, 3(37):9615-9619.
杨志平, 梁晓双, 赵引红, 等. 橙红色荧光粉Ca3Y2(Si3O9)2:Sm3+的制备及发光性能的表征 [J]. 光子学报, 2014, 43(3):0316002-1-5. YANG Z P, LIANG X S, ZHAO Y H, et al.. Preparation and luminescence properties of reddish-orange phosphors Ca3Y2(Si3O9)2:Sm3+[J]. Acta Photon. Sinica, 2014, 43(3):0316002-1-5. (in Chinese)
PENG M Y, YIN X W, TANNER P A, et al.. Site occupancy preference, enhancement mechanism, and thermal resistance of Mn4+ red luminescence in Sr4Al14O25:Mn4+ for warm WLEDs [J]. Chem. Mater., 2015, 27(8):2938-2945.
ZHU H M, LIN C C, LUO W Q, et al.. Highly efficient non-rare-earth red emitting phosphor for warm white light-emitting diodes [J]. Nat. Commun., 2014, 5:4312.
WANG B, LIN H, XU J, et al.. CaMg2Al16O27:Mn4+-based red phosphor: a potential color converter for high-powered warm W-LED [J]. ACS Appl. Mater. Interf., 2014, 6(24):22905-22913.
PENG M Y, YIN X W, TANNER P A, et al.. Orderly-layered tetravalent manganese-doped strontium aluminate Sr4Al14-O25:Mn4+: an efficient red phosphor for warm white light emitting diodes [J]. J. Am. Ceram. Soc., 2013, 96(9):2870-2876.
GENG D L, LI G G, SHANG M M, et al.. Nanocrystalline CaYAlO4:Tb3+/Eu3+ as promising phosphors for full-color field emission displays [J]. Dalton Trans., 2012, 41(10):3078-3086.
LV S Z, ZHU Z J, WANG Y, et al.. Spectroscopic investigations of Ho3+/Er3+:CaYAlO4 and Eu3+/Er3+:CaYAlO4 crystals for 2.7 m emission [J]. J. Lumin., 2013, 144: 117-121.
GUILLE A, PEREIRA A, MARTINET C, et al.. Quantum cutting in CaYAlO4:Pr3+, Yb3+ [J]. Opt. Lett., 2012, 37(12):2280-2282.
赵伟杰. K2NiF4结构氧敏材料研究 [D]. 哈尔滨: 黑龙江大学, 2007. ZHAO W J. Research on K2NiF4 Structure of Oxygen Sensitive Materials [D]. Harbin: Heilongjiang University, 2007. (in Chinese)
ZANDI B, MERKLE L D, HUTCHINSON J A, et al.. Upconversion and energy transfer modeling in Er, Yb:CaYAlO4 [J]. J. Phys. IV France, 1994, 4(C4):C4-587-590.
GUILLE A, PEREIRA, BRETON G, et al.. Energy transfer in CaYAlO4:Ce3+, Pr3+ for sensitization of quantum-cutting with the Pr3+-Yb3+ couple [J]. J. Appl. Phys., 2012, 111(4):043104.
CHEN Q L, LV S Z. White light emission in Pr3+, Tb3+:CaYAlO4 phosphor [J]. Optoelectron. Lett., 2015, 11(5):370-374.
CHEN Y, WANG M, WANG J, et al.. A high color purity red emitting phosphor CaYAlO4:Mn4+ for LEDs [J]. J. Solid State Lighting, 2014, 1(1):15-1-8.
任书霞, 杨丹. 溶胶-凝胶法在纳米粉体制备中的应用 [J]. 中国粉体技术, 2006, 12(1):48-50. REN S X, YANG D. Application of sol-gel methods to preparation of nano-structured particles [J]. Chin. Powder Sci. Technol., 2006, 12(1):48-50. (in Chinese)
GUO H, QIAO Y M. Preparation, structural and photoluminescent properties of CeO2:Eu3+ films derived by pechini sol-gel process [J]. Appl. Surf. Sci., 2008, 254(7):1961-1965.
PENG H L, GAO Q S, MENG L L, et al.. Sol-gel method and optical properties of Ca12Al14O32F2:Eu3+ red phosphors [J]. J. Rare Earths, 2015, 33(9):927-932.
GUO H, YIN M, DONG N, et al.. Effect of heat-treatment temperature on the luminescent properties of Lu2O3:Eu film prepared by Pechini sol-gel method [J]. Appl. Surf. Sci., 2005, 243(1-4):245-250.
袁红霞. CaRAlO4(R=Nd, Y)基陶瓷的结构及微波介电性能 [D]. 杭州: 浙江大学, 2010. YUAN H X. The Structure and Microwave Dielectric Properties of CaRAlO4(R=Nd, Y) Based Ceramics [D]. Hangzhou: Zhejiang University, 2010. (in Chinese)
SHANNON R D, OSWALD R A, PARISE J B, et al.. Dielectric constants and crystal structures of CaYAlO4, CaNd-AlO4, and SrLaAlO4, and deviations from the oxide additivity rule [J]. J. Solid State Chem., 1992, 98(1):90-98.
XU Y K, ADACHI S. Properties of green-light-emitting anodic layers formed on Si substrates in HF/MnO2 mixed solution [J]. J. Appl. Phys., 2009, 105(11):113525-1-7.
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