Zobrazeno 1 - 10
of 57
pro vyhledávání: '"Zhaoxia Zhai"'
Autor:
Jianqiao LIU, Ye HONG, Xinyue TIAN, Xiangxu MENG, Ge GAO, Tiantian HE, Yichen NIE, Guohua JIN, Zhaoxia ZHAI, Ce FU
Publikováno v:
Medžiagotyra, Vol 28, Iss 1, Pp 30-34 (2022)
Stannous chloride and thiourea are used as source materials to prepare SnO2 quantum dots in the aqueous solution by a facile hydrolysis-oxidation process. The quantum dots have an average size of 1.9 nm with good dispersibility as well as long-term s
Externí odkaz:
https://doaj.org/article/f8e7cde617ef4140823e14b63ea5b0cd
Publikováno v:
Medžiagotyra, Vol 26, Iss 4, Pp 457-462 (2020)
Highly donor-doped ceramics with composition of Ba0.984Y0.016TiO3 were prepared for thermistors with positive temperature coefficient of resistivity (PTCR) via a route of solid reaction, reducing sintering and aerial oxidation. The effects of Mn addi
Externí odkaz:
https://doaj.org/article/2b7304dd0e09402081cfc2914987f51c
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 4, Pp 8020-8028 (2020)
Size-controllable tin oxide (SnO2) quantum dots (QDs) in aqueous solution were prepared by using stannous chloride and thiourea as source materials and the hydrothermal treatment was employed for size control during the self-assembly of SnO2 QDs. The
Externí odkaz:
https://doaj.org/article/617fed9191ad45e8a8335aea451ea8ce
Publikováno v:
Medžiagotyra, Vol 26, Iss 2, Pp 133-138 (2019)
The oxygen vacancies (VO) play an essential role in the gas-sensing mechanism of semiconductor devices. A diffusion equation is established to describe the VO behaviors during a cooling process based on the model of gradient-distributed oxygen vacanc
Externí odkaz:
https://doaj.org/article/7af281631a47465aa434e2d6e0c7c1bb
Publikováno v:
Medžiagotyra, Vol 25, Iss 1, Pp 13-16 (2019)
The roles of depletion layer width in semiconductor gas sensors are quantitatively discussed based on the model of gradient-distributed oxygen vacancies. Several literatures are employed to provide experimental basis of the relationship between deple
Externí odkaz:
https://doaj.org/article/b72738cb099841cd99684001a2573c0b
Autor:
Jianqiao Liu, Haipeng Zhang, Yilin Li, Haoran Shen, Yang Ding, Ningning Su, Liang Shao, Guohua Jin, Zhaoxia Zhai, Ce Fu, Qianru Zhang
Publikováno v:
Results in Physics, Vol 23, Iss , Pp 103997- (2021)
The thickness effect on ultraviolet, visible and near-infrared (UV–Vis-NIR) light absorption of Mo-modified tin oxide (SnO2) thin films is investigated by the first principle calculation based on the density functional theory. The electronic struct
Externí odkaz:
https://doaj.org/article/9edfc07d65994e8ca2806df1d1d92a76
Autor:
Mei Kuang, Yanyan Cen, Rongxin Qin, Shenglan Shang, Zhaoxia Zhai, Chao Liu, Xichun Pan, Hong Zhou
Publikováno v:
Cellular Physiology and Biochemistry, Vol 47, Iss 2, Pp 475-488 (2018)
Background/Aims: Lipopolysaccharide (LPS) plays a critical role in excessive inflammatory cytokine production during sepsis. Previously, artesunate (AS) was reported to protect septic mice by reducing LPS-induced pro-inflammatory cytokine release. In
Externí odkaz:
https://doaj.org/article/8221d058db9b4b3c94704e688148f21a
Publikováno v:
Medžiagotyra, Vol 22, Iss 2, Pp 201-204 (2016)
Tin oxide-based thin films are deposited by ultrasonic spray pyrolysis technology, in which Cu addition is introduced to enhance the gas sensing performance by H2S detection. The thin films are porous and comprise nano-sized crystallites. One of the
Externí odkaz:
https://doaj.org/article/3ab1a6d5ea07434e9c5a54767b430b1b
Autor:
Jianqiao Liu, Qianru Zhang, Weiting Xue, Haipeng Zhang, Yu Bai, Liting Wu, Zhaoxia Zhai, Guohua Jin
Publikováno v:
Nanomaterials, Vol 9, Iss 9, p 1294 (2019)
Tin oxide quantum dots were synthesized in aqueous solution via a simple hydrolysis and oxidation process. The morphology observation showed that the quantum dots had an average grain size of 2.23 nm. The rutile phase SnO2 was confirmed by the struct
Externí odkaz:
https://doaj.org/article/20d0bbd8203341779473b6420eb19fb4
Publikováno v:
Nanomaterials, Vol 9, Iss 2, p 240 (2019)
Tin oxide quantum dots (QDs) were prepared in aqueous solution from the precursor of tin dichloride via a simple process of hydrolysis and oxidation. The average grain size of QDs was 1.9 nm. The hydrothermal treatment was used to control the average
Externí odkaz:
https://doaj.org/article/115e1732914a41af9bc56ac3f48834b8