The Barium Fluoroiodate Crystals with Large Band Gap and Birefringence

Author(s):  
Liang Zhu ◽  
Mingqiang Gai ◽  
Wenqi Jin ◽  
Yun Yang ◽  
Zhihua Yang ◽  
...  

Two new alkaline-earth-metal fluoroiodate compounds, BaI2O5F2 and BaIO2F3, were successfully synthesized by replacing the O atoms in the iodates with F atoms via the hydrothermal method. They crystallize in centrosymmetric...

2020 ◽  
Vol 59 (11) ◽  
pp. 7376-7379 ◽  
Author(s):  
Huixin Fan ◽  
Guang Peng ◽  
Chensheng Lin ◽  
Kaichuang Chen ◽  
Shunda Yang ◽  
...  

2022 ◽  
Author(s):  
Huaiyu Hu ◽  
Junben Huang ◽  
Zhiyong Guo ◽  
Min Zhang ◽  
Zhihua Yang ◽  
...  

The first alkaline earth metal borate-nitrate, namely, Ba2B5O8(OH)2(NO3)·3H2O (BBNOH), has been synthesized by the hydrothermal method. BBNOH crystallizes in the space group of P21/c and exhibits two-dimensional (2D) 2∞[B5O8(OH)2]3-borate anion...


2016 ◽  
Vol 4 (35) ◽  
pp. 8189-8196 ◽  
Author(s):  
Chao Wu ◽  
Junling Song ◽  
Longhua Li ◽  
Mark G. Humphrey ◽  
Chi Zhang

A new deep-UV nonlinear optical borate, with the formula LiBa3(OH)(B9O16)[B(OH)4] is synthesized using a facile hydrothermal method.


2014 ◽  
Vol 43 (23) ◽  
pp. 8905-8910 ◽  
Author(s):  
Lili Liu ◽  
Xin Su ◽  
Yun Yang ◽  
Shilie Pan ◽  
Xiaoyu Dong ◽  
...  

Ba2B10O17, a new barium borate, with a band-gap of 5.97 eV, possesses a wide transmission range from 180 to 3000 nm.


2017 ◽  
Vol 2017 ◽  
pp. 1-13
Author(s):  
Mengyao Sun ◽  
Zhiyong Wang ◽  
Yayun Zhao ◽  
Junchao Jin ◽  
Jianrong Xiao ◽  
...  

A new 2D material, phosphorene, has several remarkable advantages; various superiorities make phosphorene a research hotspot. This paper provides comprehensive information about the structure and electronic and magnetic properties of phosphorene adsorbed with atoms, including alkali and alkaline-earth metal atoms, nonmetallic atoms, noble metal atoms, and transition-metal atoms. Phosphorene adsorbed with alkali and alkaline-earth metal atoms, such as Li and Na adatoms, becomes an n-type semiconductor, while phosphorene adsorbed with Be and Mg atoms becomes a p-type semiconductor. In view of nonmetallic adatoms (B, C, N, and O), the B adatom decorated phosphorene becomes metallic, the band gap of phosphorene adsorbed with C adatom decreases, and the phosphorene is p-type with N adatom, while the electronic property of O adatom adsorption case is affected slightly. Regarding noble metal adatoms adsorption condition, the Ag adatom makes phosphorene a n-type semiconductor, the Au adatom induces phosphorene to have a magnetism of 1 μB, and the electronic property of phosphorene is changed by adsorbing with Pt adatom. Among transition-metal adatoms, such as Fe, Ni, Co, Cu, and Zn adatoms, the band gap is reduced when Fe/Ni adatom adheres to the surface of phosphorene, The Co adsorbed phosphorene turns into a polar-gapless semiconductor and phosphorene is proved to be n-type with Cu adatom, but it is testified that the Zn atom is not suitable to adsorb on the phosphorene.


RSC Advances ◽  
2016 ◽  
Vol 6 (48) ◽  
pp. 42474-42481 ◽  
Author(s):  
Fulan Zhong ◽  
Huaqiang Zhuang ◽  
Quan Gu ◽  
Jinlin Long

The alkaline earth metal stannates MSnO3 (M = Ca, Sr, and Ba) photocatalysts with different morphologies are successfully prepared by hydrothermal method and their photocatalytic activities are evaluated by photocatalytic reforming of ethanol/water solution to hydrogen.


2019 ◽  
Author(s):  
Nga Phung ◽  
Hans Köbler ◽  
Diego Di Girolamo ◽  
Thi Tuyen Ngo ◽  
Gabrielle Sousa e Silva ◽  
...  

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