Zobrazeno 61 - 70
of 101
pro vyhledávání: '"Qian Ma"'
Publikováno v:
Materials Research Bulletin. 47:4126-4130
In this paper, we provided a new green-emitting LaNbTiO 6 : x Er 3+ , y Bi 3+ micro/nanophosphors with good photoluminescence (PL) performance synthesized by a modified sol–gel combustion method for the first time. Down-converted luminescence from
Publikováno v:
Analytical Letters. 45:1799-1809
A simple, reliable, and effective analytical method was developed for the simultaneous determination of five organotin compounds (OTCs) including monobutyltin trichloride dibutyltin dichloride tributyltin chloride tetrabutyltin and triphenyltin chlor
Publikováno v:
Materials Chemistry and Physics. 135:486-492
Spherical CdSe cores with tunable photoluminescence (PL) between green and red were fabricated through a novel organic synthesis. The CdSe cores were coated with ZnS or Cd 1− x Zn x S shells through an environmentally friendly approach using oleic
Autor:
Aiyu Zhang, Jie Yang, Ruixia Shi, Qian Ma, Ping Yang, Yongqiang Cao, Yuanna Zhu, Jianrong Wang
Publikováno v:
Journal of Nanoscience and Nanotechnology. 12:4670-4677
CdSe cores with rod (an aspect ratio of 1.8, d-5 nm) and spherical (an aspect ratio of 1, d-5 nm) morphologies were fabricated by two kinds of organic approaches through adjusting growth processes. Because of large difference of size and morphology,
Publikováno v:
Journal of Rare Earths. 30:426-430
Photoluminescence properties of Sr2.5Dy1/3–xEuxV2O8 (x=0, 0.06, 0.12, 0.18, 0.24, 0.33) were investigated. The excitation spectra included a broad band in the short wavelength region and several sharp lines in the longer wavelength region, and the
Publikováno v:
Journal of Alloys and Compounds. 521:8-11
Ca3SnSi2O9 ceramics were synthesized and their microwave dielectric properties were investigated. Non-stoichiometric compositions (molar ratio of Ca:Sn:Si = 1:1.2:1) were employed to synthesize pure monoclinic Ca3SnSi2O9 phase when sintering temperat
Publikováno v:
Journal of Materials Science. 47:3770-3776
The synthesis and photoluminescence (PL) properties of aqueous CdTe/ZnO core/shell quantum dots (QDs) have been investigated by using thiolglycolic acid as a capping reagent. The highlighted contribution of the present study was CdTe QDs coated with
Publikováno v:
Transactions of Nonferrous Metals Society of China. 21:2147-2153
The phase equilibria and compositions in Mg-rich side at 300 °C were investigated in Mg-Zn-Ca ternary system through the equilibrated alloy method by using scanning electron microscopy, electron probe microanalysis, X-ray diffraction and transmissio
Publikováno v:
Construction and Building Materials. 25:2076-2084
By thermogravimetric analysis (TGA) and kinetic study, the thermal decomposition and combustion processes of a fire retardant board were investigated under different N 2 –O 2 mixture gas atmospheres, with 20%, 15%, 10% and 5% oxygen, respectively.
Autor:
Yong-Ping Wang, Wen Jie Yu, Chang Tai Xia, Wen-Jun Liu, Bao Zhu, Q. Q. Sun, Ya Wei Huan, David Wei Zhang, Shun Ming Sun, Qian Ma, Ray-Hua Horng, Sudong Wu, Shi-Jin Ding
Publikováno v:
Applied Physics Letters. 113:031603
The energy band alignment of the atomic-layer-deposited In2O3/β-Ga2O3 ( 2 ¯ 01) interface is evaluated by X-ray photoelectron spectroscopy. The X-ray diffraction pattern reveals that the In2O3 film grown at 160 °C is amorphous, while it becomes po