Hong-Zhi Tang

Works (6)

Updated: July 5th, 2023 15:58

2009 patent

Devices containing chiroptical switching materials and methods of making and using the same

By: B. Novak & H. Tang

Source: NC State University Libraries
Added: August 6, 2018

2007 article

Helical Polyguanidines Prepared by Helix-Sense-Selective Polymerizations of Achiral Carbodiimides Using Enantiopure Binaphthol-Based Titanium Catalysts

Tang, H.-Z., Garland, E. R., Novak, B. M., He, J., Polavarapu, P. L., Sun, F. C., & Sheiko, S. S. (2007, April 11). Macromolecules.

By: H. Tang n, E. Garland n, B. Novak n, J. He *, P. Polavarapu *, F. Sun*, S. Sheiko *

topics (OpenAlex): Carbon dioxide utilization in catalysis; Synthetic Organic Chemistry Methods; Organometallic Complex Synthesis and Catalysis
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Source: Web Of Science
Added: August 6, 2018

2006 article

Bonding and molecular environment effects on near-infrared optical absorption behavior in nonlinear optical monoazo chromophore-polymer materials

Hong-Zhi Tang

topics (OpenAlex):
Source: NC State University Libraries
Added: August 6, 2018

2005 article

A Thermal and Solvocontrollable Cylindrical Nanoshutter Based on a Single Screw‐Sense Helical Polyguanidine

Tang, H. Z., Novak, B. M., He, J., & Polavarapu, P. L. (2005, October 13). Angewandte Chemie International Edition.

By: H. Tang n, B. Novak n, J. He * & P. Polavarapu *

author keywords: circular dichroism; helical structures; molecular devices; polyguanidine; switching
topics (OpenAlex): Axial and Atropisomeric Chirality Synthesis; Synthesis and Properties of Aromatic Compounds; Supramolecular Self-Assembly in Materials
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Source: Web Of Science
Added: August 6, 2018

2005 article

Chiroptical Switching Polyguanidine Synthesized by Helix-Sense-Selective Polymerization Using [(R)-3,3‘-Dibromo-2,2‘-binaphthoxy](di-tert-butoxy)titanium(IV) Catalyst

Tang, H.-Z., Boyle, P. D., & Novak, B. M. (2005, January 28). Journal of the American Chemical Society.

By: H. Tang n, P. Boyle n & B. Novak n

topics (OpenAlex): Axial and Atropisomeric Chirality Synthesis; Supramolecular Chemistry and Complexes; Supramolecular Self-Assembly in Materials
TL;DR: Interestingly, poly-1b was found to undergo fast reversible chiroptical switching at +38.5 degrees C in toluene, and this is the first example of chiroPTical switching phenomenon occurring in a helical polymer possessing no chiral moieties in the polymer chains. (via Semantic Scholar)
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Source: Web Of Science
Added: August 6, 2018

2004 article

Stable Helical Polyguanidines:  Poly{N-(1-anthryl)-N‘-[(R)- and/or (S)-3,7-dimethyloctyl]guanidines}

Tang, H.-Z., Lu, Y., Tian, G., Capracotta, M. D., & Novak, B. M. (2004, March 1). Journal of the American Chemical Society.

By: H. Tang n, Y. Lu n, G. Tian n, M. Capracotta n & B. Novak n

topics (OpenAlex): Synthesis and Properties of Aromatic Compounds; Organoboron and organosilicon chemistry; Supramolecular Chemistry and Complexes
TL;DR: Using chiral catalysts of (R)- and/or (S)-BINOL-Ti, the asymmetrical polymerization of achiral monomer, N-(1-anthryl)-N'-n-octadecylcarbodiimide, yielded soluble nonregioregular polyguanidines of Poly-R1 and Poly-S1. (via Semantic Scholar)
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Source: Web Of Science
Added: August 6, 2018

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