3-(2-Aminoethyl)-2-(4-chloroanilino)quinazolin-4(3H)-one methanol 0.75-solvate (2009)
Xu-Hong Yang, Xiao-Bao Chen, Si-Xuan Zhou
In the asymmetric unit of the title compound, C16H15ClN4O·0.75CH3OH, there are two independent quinazolin-4(3H)-one molecules and one and a half methanol molecules. One of the methanol molecules...
3-Isopropyl-2-(4-methoxyphenoxy)-1-benzofuro[3,2-d]pyrimidin-4(3H)-one (2009)
Xiao-Bao Chen, Jing Xu, Ai-Hua Zheng, Jia-Hua Tian, Hong Luo
In the title compound, C20H18N2O4, all non-H atoms of the three fused rings of the benzofuro[3,2-d]pyrimidine system are almost coplanar (r.m.s. deviation 0.021 Å). The dihedral angle...
1-{1-[(2-Chlorothiazol-5-yl)methyl]-5-methyl-1H-1,2,3-triazol-4-yl}ethanone (2009)
Xiao-Bao Chen, Jia-Hua Tian, Jing Xu, Yong Yu, Qun Wang
In the title compound, C9H9ClN4OS, the two rings enclose a dihedral angle of 84.67 (11)°. Intermolecular C—H...O and C—H...N hydrogen bonds stabilize the crystal packing.
Ethyl 1-(6-chloro-3-pyridylmethyl)-5-ethoxymethyleneamino-1H-1,2,3-triazole-4-carboxylate (2008)
Xiao-Bao Chen, Feng-Mei Sun, Hai-Tao Gao, Jing Xu, Ai-Hua Zheng
In the title compound, C14H16ClN5O3, there is evidence for significant electron delocalization in the triazolyl system. Intramolecular C—H...O and intermolecular C—H...O and C—H...N...
Ethyl 1-[(2-chloro-1,3-thiazol-5-yl)methyl]-5-methyl-1H-1,2,3-triazole-4-carboxylate (2008)
Xiao-Bao Chen, Feng-Mei Sun, Jing Xu, Zuan Ma, Ai-Hua Zheng
In the title compound, C10H11ClN4O2S, the triazole ring carries methyl and ethoxycarbonyl groups and is bound via a methylene bridge to a chlorothiazole unit. There is also evidence for significant...
Distributed feedback fibre laser hydrophone (2006)
Chen, Xiao-Bao, Zhu, Qing, Zhou, Shaoling, ...
Distributed feedback fibre laser based hydrophone systems have great potential for high sensitivity underwater acoustic detection. Here we report on recent progress in our research and development of...
Intensity Modulated Acoustic Sensing Using a Distributed Feedback Fibre Laser (2005)
Zhou, Shaoling, Zhu, Qing, Chen, Xiao-Bao
Here we present our investigation into the use of a distributed feedback fibre laser (DFBFL) as an intensity-modulated sensor. In our preliminary experiments, we demonstrated the construction of this...
This paper reports the development of a very compact and very-high sensitivity optical fibre hydrophone system using a distributed-feedback fibre laser with a cavity length of 10cm. A theoretical...