Zheng A - Search Results

1

Combined DFT theoretical calculation and solid-state NMR studies of Al substitution and acid sites in zeolite MCM-22.

Zheng A, Chen L, Yang J, Zhang M, Su Y, Yue Y, Ye C, Deng F. Zheng A, et al. J Phys Chem B. 2005 Dec 29;109(51):24273-9. doi: 10.1021/jp0527249. J Phys Chem B. 2005. PMID: 16375424

2

Prediction of the 13C NMR chemical shifts of organic species adsorbed on H-ZSM-5 zeolite by the ONIOM-GIAO method.

Zheng A, Chen L, Yang J, Yue Y, Ye C, Lu X, Deng F. Zheng A, et al. Chem Commun (Camb). 2005 May 21;(19):2474-6. doi: 10.1039/b501726b. Epub 2005 Mar 29. Chem Commun (Camb). 2005. PMID: 15886775

3

Location, acid strength, and mobility of the acidic protons in Keggin 12-H3PW12O40: a combined solid-state NMR spectroscopy and DFT quantum chemical calculation study.

Yang J, Janik MJ, Ma D, Zheng A, Zhang M, Neurock M, Davis RJ, Ye C, Deng F. Yang J, et al. Among authors: zheng a. J Am Chem Soc. 2005 Dec 28;127(51):18274-80. doi: 10.1021/ja055925z. J Am Chem Soc. 2005. PMID: 16366582

4

Acidity of mesoporous MoO(x)/ZrO2 and WO(x)/ZrO2 materials: a combined solid-state NMR and theoretical calculation study.

Xu J, Zheng A, Yang J, Su Y, Wang J, Zeng D, Zhang M, Ye C, Deng F. Xu J, et al. Among authors: zheng a. J Phys Chem B. 2006 Jun 8;110(22):10662-71. doi: 10.1021/jp0614087. J Phys Chem B. 2006. PMID: 16771312

5

Brönsted and Lewis acidity of the BF3/gamma-Al2O3 alkylation catalyst as revealed by solid-state NMR spectroscopy and DFT quantum chemical calculations.

Yang J, Zheng A, Zhang M, Luo Q, Yue Y, Ye C, Lu X, Deng F. Yang J, et al. Among authors: zheng a. J Phys Chem B. 2005 Jul 14;109(27):13124-31. doi: 10.1021/jp051268l. J Phys Chem B. 2005. PMID: 16852633

6

High activity of amine-doped H-ZSM-5 zeolite in ethene protonation: revealed by embedding calculations.

Zheng A, Wang L, Chen L, Yue Y, Ye C, Lu X, Deng F. Zheng A, et al. Chemphyschem. 2007 Feb 2;8(2):231-4. doi: 10.1002/cphc.200600576. Chemphyschem. 2007. PMID: 17195257 No abstract available.

7

Relationship between 1H chemical shifts of deuterated pyridinium ions and Brønsted acid strength of solid acids.

Zheng A, Zhang H, Chen L, Yue Y, Ye C, Deng F. Zheng A, et al. J Phys Chem B. 2007 Mar 29;111(12):3085-9. doi: 10.1021/jp067340c. Epub 2007 Mar 7. J Phys Chem B. 2007. PMID: 17388459

8

Brønsted/Lewis acid synergy in dealuminated HY zeolite: a combined solid-state NMR and theoretical calculation study.

Li S, Zheng A, Su Y, Zhang H, Chen L, Yang J, Ye C, Deng F. Li S, et al. Among authors: zheng a. J Am Chem Soc. 2007 Sep 12;129(36):11161-71. doi: 10.1021/ja072767y. Epub 2007 Aug 17. J Am Chem Soc. 2007. PMID: 17705381

9

Theoretical predictions of 31p NMR chemical shift threshold of trimethylphosphine oxide absorbed on solid acid catalysts.

Zheng A, Zhang H, Lu X, Liu SB, Deng F. Zheng A, et al. J Phys Chem B. 2008 Apr 17;112(15):4496-505. doi: 10.1021/jp709739v. Epub 2008 Mar 22. J Phys Chem B. 2008. PMID: 18358024

10

31P chemical shift of adsorbed trialkylphosphine oxides for acidity characterization of solid acids catalysts.

Zheng A, Huang SJ, Chen WH, Wu PH, Zhang H, Lee HK, de Ménorval LC, Deng F, Liu SB. Zheng A, et al. J Phys Chem A. 2008 Aug 14;112(32):7349-56. doi: 10.1021/jp8027319. Epub 2008 Jul 23. J Phys Chem A. 2008. PMID: 18646739

A linear correlation between the (31)P chemical shifts and proton affinity (PA) was observed for each of the homologous R3PO probe molecules examined. ...Moreover, by taking the value of 86 ppm predicted for TMPO adsorbed on 8T cluster models as a threshold for supe …

A linear correlation between the (31)P chemical shifts and proton affinity (PA) was observed for each of the homologous R3PO probe mo …

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