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Your search keyword '"Kang, Lei"' showing total 14 results
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14 results on '"Kang, Lei"'

1. ChemInform Abstract: Designing a Beryllium-Free Deep-Ultraviolet Nonlinear Optical Material Without a Structural Instability Problem.

Author

Zhao, Sangen, Kang, Lei, Shen, Yaoguo, Wang, Xiaodong, Asghar, Muhammad Adnan, Lin, Zheshuai, Xu, Yingying, Zeng, Siyuan, Hong, Maochun, and Luo, Junhua

Subjects
*BERYLLIUM, *OPTICAL materials, *PHYSICAL & theoretical chemistry
Abstract

K3Ba3Li2Al4B6 O20F is prepared by solid state reaction of a stoichiometric mixture of K2CO3, BaCO3, Li2CO3, Al2O3, LiF, and H3BO3 (1. [ABSTRACT FROM AUTHOR]

Published
2016
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2. ChemInform Abstract: Rhodium-Catalyzed Oxidative Decarbonylative Heck-Type Coupling of Aromatic Aldehydes with Terminal Alkenes.

Author

Kang, Lei, Zhang, Feng, Ding, Lin‐Ting, and Yang, Luo

Subjects
*AROMATIC aldehydes, *RHODIUM catalysts, *ALKENES, *OXIDATIVE coupling, *DECARBONYLATION, *HECK reaction, *REGIOSELECTIVITY (Chemistry), *CONFORMATIONAL isomerism
Abstract

The coupling of various readily available aromatic aldehydes with terminal alkenes leads to 1,2-disubstituted alkenes with good regioselectivity and in most cases a E:Z ratio of <20:1. [ABSTRACT FROM AUTHOR]

Published
2016
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3. ChemInform Abstract: First-Principles Design of a Deep-Ultraviolet Nonlinear-Optical Crystal from KBe2BO3F2 to NH4Be2BO3F2.

Author

Kang, Lei, Luo, Siyang, Peng, Guang, Ye, Ning, Wu, Yicheng, Chen, Chuangtian, and Lin, Zheshuai

Subjects
*HYDROTHERMAL synthesis, *NONLINEAR optical materials, *OPTICAL properties
Abstract

A computer-assisted material design system based on first-principles DFT calculations is employed to predict that NH4Be2BO3F2 possesses nonlinear optical properties, such as deep-UV second harmonic generation capability, very close to those of KBe2BO3F2. [ABSTRACT FROM AUTHOR]

Published
2016
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4. ChemInform Abstract: Metal-Free Oxidative Decarbonylative Coupling of Aliphatic Aldehydes with Azaarenes: Successful Minisci-Type Alkylation of Various Heterocycles.

Author

Tang, Ren‐Jin, Kang, Lei, and Yang, Luo

Subjects
*ISOQUINOLINE, *ALDEHYDES, *AZAARENES, *CHARTS, diagrams, etc.
Abstract

A diagram is presented which shows the chemical formula for the derivatives of isoquinoline, the coupling of aliphatic aldehydes and azaarenes, and alkylation of heterocycles.

Published
2015
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5. ChemInform Abstract: KSi2P3: A New Layered Phosphidopolysilicate (IV).

Author

Feng, Kai, Kang, Lei, Yin, Wenlong, Hao, Wenyu, Lin, Zheshuai, Yao, Jiyong, and Wu, Yicheng

Subjects
*POTASSIUM, *SOLID state chemistry, *SINGLE crystals, *SPACE groups, *BAND gaps, *SEMICONDUCTORS
Abstract

The new title compound is synthesized by solid state reaction from mixtures of KP, Si, and P in the molar ratio of 1:2:2 (750 °C, 4 d). [ABSTRACT FROM AUTHOR]

Published
2013
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6. ChemInform Abstract: Ba3FeS4Br: A 0D Iron-Based Chalcohalide with Unusual Magnetic Properties.

Author

Li, Xiaoshuang, Li, Chao, Kang, Lei, Wu, Yuxiao, Lin, Zheshuai, Yao, Jiyong, and Wu, Yicheng

Subjects
*MAGNETIC properties of iron compounds, *BARIUM compounds synthesis, *CRYSTALLIZATION, *SULFUR compounds synthesis, *CHEMICAL structure, *IRON sulfides
Abstract

Single crystals of Ba3FeS4Br are obtained by spontaneous crystallization from a 3:1:1 molar mixture of BaS, FeS, and BaBr2 (evacuated silica tubes, 1273 K, 2 d; cooling to 623 K at a rate of 3 K/h). [ABSTRACT FROM AUTHOR]

Published
2016
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7. ChemInform Abstract: K5Mo4O14F: A Novel Fluorinated Polyoxomolybdate and Its Structural Stability.

Author

Gong, Pifu, Luo, Siyang, Kang, Lei, Jiang, Xingxing, Xu, Jing, Zhang, Guochun, Lin, Zheshuai, Wu, Yicheng, and Chen, Chuangtian

Subjects
*FLUORINATION, *STRUCTURAL stability, *SINGLE crystals, *MELTING, *FLUX (Metallurgy)
Abstract

Transparent colorless single crystals of K5Mo4O14F are grown from a melt containing KNO3 (flux), KBF4, and MoO3 in the molar ratio of 4:1:0.5, resp. [ABSTRACT FROM AUTHOR]

Published
2015
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8. ChemInform Abstract: An Outstanding Second-Harmonic Generation Material BiB2O4F: Exploiting the Electron-Withdrawing Ability of Fluorine.

Author

Cong, Rihong, Wang, Ying, Kang, Lei, Zhou, Zhengyang, Lin, Zheshuai, and Yang, Tao

Subjects
*BISMUTH compounds, *NONLINEAR optical materials, *SECOND harmonic generation
Abstract

The non-linear optical (NLO) material BiB2O4F is prepared by hydrothermal synthesis employing a 1:20:2 molar mixture of Bi(NO3)3, H3BO3, and NaF (autoclave, 200 °C, 3 d, ≈90% yield). [ABSTRACT FROM AUTHOR]

Published
2015
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9. ChemInform Abstract: Ln3FeGaQ7: A New Series of Transition-Metal Rare-Earth Chalcogenides.

Author

Yin, Wenlong, Wang, Wendong, Kang, Lei, Lin, Zheshuai, Feng, Kai, Shi, Youguo, Hao, Wenyu, Yao, Jiyong, and Wu, Yicheng

Subjects
*TRANSITION metals, *CHALCOGENIDES
Abstract

The compounds Ln3FeGaQ7 (Ln: Nd, Sm, Gd, Dy, Q: S; Ln: Nd, Gd, Dy, Q: Se) are prepared by solid state reactions of Ln, Fe, Ga2Q3, and Q (sealed silica tube, 1323-1373 K, 48 h). [ABSTRACT FROM AUTHOR]

Published
2013
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10. ChemInform Abstract: Be2BO3F: A Phase of Beryllium Fluoride Borate Derived from KBe2BO3F2 with Short UV Absorption Edge.

Author

Guo, Shu, Liu, Lijuan, Xia, Mingjun, Kang, Lei, Huang, Qian, Li, Chao, Wang, Xiaoyang, Lin, Zheshuai, and Chen, Chuangtian

Subjects
*SINGLE crystals, *BERYLLIUM, *INFRARED absorption
Abstract

Single crystals of Be2BO3F are grown by spontaneous nucleation from self-fluxed high temperature solutions of NaBF4, BeO, B2O3, and LiF in the molar ratio of 1-1.5:1-2:0.5-1.5:1-3 (Pt crucible, 800 °C, 2 d). [ABSTRACT FROM AUTHOR]

Published
2016
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11. ChemInform Abstract: RbIO3 and RbIO2F2: Two Promising Nonlinear Optical Materials in Mid-IR Region and Influence of Partially Replacing Oxygen with Fluorine for Improving Laser Damage Threshold.

Author

Wu, Qi, Liu, Hongming, Jiang, Fangchao, Kang, Lei, Yang, Lei, Lin, Zheshuai, Hu, Zhanggui, Chen, Xingguo, Meng, Xianggao, and Qin, Jingui

Subjects
*OPTICAL materials, *X-ray diffraction, *SECOND harmonic generation
Abstract

Crystals of (II) and (III) are characterized by single crystal XRD, IR spectroscopy, UV/VIS diffuse reflectance spectroscopy, second harmonic generation (SHG) measurements, and DFT calculations. [ABSTRACT FROM AUTHOR]

Published
2016
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12. ChemInform Abstract: Three New Chalcohalides, Ba4Ge2PbS8Br2, Ba4Ge2PbSe8Br2 and Ba4Ge2SnS8Br2: Syntheses, Crystal Structures, Band Gaps, and Electronic Structures.

Author

Lin, Zuohong, Feng, Kai, Tu, Heng, Kang, Lei, Lin, Zheshuai, Yao, Jiyong, and Wu, Yicheng

Subjects
*CRYSTALS, *SILICA, *SILICON compounds, *OXIDES, *ORGANIC synthesis, *ORGANIC compounds
Abstract

Single crystals of the new title compounds are prepared from mixtures of BaQ (Q: S, Se), MQ (M: Sn, Pb), GeQ2, and NaBr (Ar, silica tubes, 1123 K, 50 h). [ABSTRACT FROM AUTHOR]

Published
2014
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13. ChemInform Abstract: Synthesis, Crystal Structure, Magnetic Property, and Electronic Structure of Ba2YbInSe5.

Author

Feng, Kai, Yin, Wenlong, Wang, Wendong, Kang, Lei, Hao, Wenyu, Yao, Jiyong, Shi, Youguo, Lin, Zheshuai, and Wu, Yicheng

Subjects
*CRYSTAL structure, *ELECTRONIC structure, *SOLID state chemistry, *SINGLE crystals, *X-ray diffraction, *SPACE groups
Abstract

The new title compound is synthesized by solid state reaction of BaSe, In2Se3, Yb, and Se in the molar ratio 4:1:2:3 (1173 K, 72 h). [ABSTRACT FROM AUTHOR]

Published
2013
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14. ChemInform Abstract: K2FeGe3Se8: A New Antiferromagnetic Iron Selenide.

Author

Feng, Kai, Wang, Wendong, He, Ran, Kang, Lei, Yin, Wenlong, Lin, Zheshuai, Yao, Jiyong, Shi, Youguo, and Wu, Yicheng

Abstract

The title compound is synthesized from a mixture of K2Se, FeSe, and GeSe2 (silica tube, 1173 K, 48 h) and characterized by single crystal XRD, diffuse reflectance spectroscopy, specific heat and magnetic susceptibility measurements, and DFT calculations. [ABSTRACT FROM AUTHOR]

Published
2013
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