Qiang Han

Works (9)

Updated: July 6th, 2023 21:17

2020 journal article

Tracing Sweetgum Lignin's Molecular Properties through Biorefinery Processing

CHEMSUSCHEM, 13(17), 4613–4623.

By: X. Jiang n, R. Narron n, Q. Han n, S. Park n , H. Chang n & H. Jameel n

author keywords: biorefinery lignin; hydrothermal treatments; lignin degradation and condensation; renewable resources; structure elucidation
TL;DR: It is concluded that lignin undergoes both degradation and condensation throughout the various stages of the hydrothermal based biorefinery process, and its utilization to improve biorefienery economics. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: July 6, 2020

2017 journal article

Lignocentric analysis of a carbohydrate-producing lignocellulosic biorefinery process

BIORESOURCE TECHNOLOGY, 241, 857–867.

By: R. Narron n, Q. Han n, S. Park n , H. Chang n & H. Jameel n

author keywords: Autohydrolysis; Autohydrolyzate; Sugar recovery; Enzymatic digestibility; Non-condensed lignin
MeSH headings : Biomass; Bioreactors; Carbohydrates; Hydrolysis; Lignin; Oxidation-Reduction
TL;DR: It was found that raw hardwoods bearing increasing non-condensed S/V ratios render increasing total carbohydrate recovery from hardwood biomasses, indicating that the chemical structure of hardwood lignin influences the investigated biorefinery process' ability to generate carbohydrates from a given raw hardwood feedstock. (via Semantic Scholar)
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Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2015 journal article

Preparation and characteristics of paper-based biodegradable plastics

BioResources, 10(2), 2982–2994.

By: X. Jiang, J. Han, Q. Han, X. Zhou & J. Ma

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

2015 journal article

Production of fermentable sugars from sugarcane bagasse by enzymatic hydrolysis after autohydrolysis and mechanical refining

BIORESOURCE TECHNOLOGY, 180, 97–105.

By: L. Ribas Batalha *, Q. Han n, H. Jameel n, H. Chang n, J. Colodette * & F. Borges Gomes *

author keywords: Sugarcane bagasse; Autohydrolysis; Refining; Enzymatic hydrolysis; Fermentable sugar
MeSH headings : Biomass; Biotechnology / economics; Biotechnology / methods; Carbohydrates / chemistry; Cellulose / chemistry; Cellulose / metabolism; Enzymes / chemistry; Fermentation; Hydrogen-Ion Concentration; Hydrolysis; Polysaccharides / chemistry; Saccharum / chemistry; Saccharum / metabolism
TL;DR: The economic analysis for the proposed method showed that the bioethanol production can have a financial return larger than 12%. (via Semantic Scholar)
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Source: Web Of Science
Added: August 6, 2018

2015 journal article

enzymatic hydrolysis of pretreated newspaper having high lignin content for bioethanol production

BioResources, 10(3), 4077–4098.

By: H. Chen n, Q. Han n, R. Venditti n  & H. Jameel n

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6. Clean Water and Sanitation (OpenAlex)
Sources: NC State University Libraries, NC State University Libraries
Added: August 6, 2018

2014 journal article

Acid-catalyzed autohydrolysis of wheat straw to improve sugar recovery

BIORESOURCE TECHNOLOGY, 169, 1–8.

By: M. Ertas *, Q. Han n & H. Jameel n

author keywords: Wheat straw; Enzymatic hydrolysis; Acid-catalyzed pretreatment; Sugar; Chemical composition
MeSH headings : Acids / pharmacology; Carbohydrates / isolation & purification; Catalysis / drug effects; Cellulase / metabolism; Endo-1,4-beta Xylanases / metabolism; Hydrogen-Ion Concentration; Hydrolysis / drug effects; Temperature; Triticum / chemistry; Triticum / drug effects; Waste Products
TL;DR: A comparison study of autohydrolysis and acid-catalyzed autohydROlysis of wheat straw was performed to understand the impact of acid addition on overall sugar recovery and suggested that the addition of a small amount of acid may be economically attractive. (via Semantic Scholar)
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Source: Web Of Science
Added: August 6, 2018

2014 journal article

Autohydrolysis Pretreatment of Waste Wheat Straw for Cellulosic Ethanol Production in a Co-located Straw Pulp Mill

APPLIED BIOCHEMISTRY AND BIOTECHNOLOGY, 175(2), 1193–1210.

By: Q. Han n, Y. Jin n, H. Jameel n, H. Chang n, R. Phillips n & S. Park n 

author keywords: Autohydrolysis; Wheat straw; Enzymatic hydrolysis; Refining; Economics
MeSH headings : Biofuels; Cellulase / metabolism; Cellulose / chemistry; Endo-1,4-beta Xylanases / metabolism; Ethanol / chemistry; Fermentation; Filtration; Hydrogen-Ion Concentration; Hydrolysis; Mechanical Phenomena; Temperature; Triticum / chemistry; Waste Products
TL;DR: The economic evaluation of this biorefinery process indicates that cellulosic ethanol production from autohydrolysis of WWS is a very profitable business, with 28.4 % of internal rate of return can be achieved based on current ethanol wholesale price in China. (via Semantic Scholar)
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Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2014 journal article

Conversion of Industrial Paper Sludge to Ethanol: Fractionation of Sludge and Its Impact

Applied Biochemistry and Biotechnology, 174(6), 2096–2113.

By: H. Chen n, Q. Han n, K. Daniel n, R. Venditti n  & H. Jameel n

author keywords: Paper sludge; Mechanical fractionation; Enzymatic hydrolysis; Fermentation; Enzyme adsorption; Soil amendment
MeSH headings : Adsorption; Bioreactors / microbiology; Cellulase / chemistry; Cellulase / metabolism; Chemical Fractionation; Ethanol / metabolism; Fermentation; Hydrogen-Ion Concentration; Hydrolysis; Industrial Waste; Paper; Recycling; Sewage / chemistry; Soil; Thermoanaerobacterium / metabolism
TL;DR: The ash-rich streams from pulp and paper operations have a lower C/N ratio than the original sludge which improves its suitability as soil amendment, and Fermentation of the fractionated sludge showed very high ethanol yields. (via Semantic Scholar)
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Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2013 journal article

Enzymatic hydrolysis of autohydrolyzed wheat straw followed by refining to produce fermentable sugars

BIORESOURCE TECHNOLOGY, 152, 259–266.

By: M. Ertas *, Q. Han n, H. Jameel n & H. Chang n

author keywords: Enzymatic hydrolysis; Bioethanol; Autohydrolysis; Wheat straw; Fermentable sugar
MeSH headings : Biotechnology / methods; Carbohydrates / biosynthesis; Cellulase / metabolism; Fermentation; Filtration; Hydrogen-Ion Concentration; Hydrolysis; Triticum / metabolism; Waste Products
TL;DR: Wheat straw was pretreated using an autohydrolysis process with different temperatures to allow the recovery of hemicellulose in the filtrate and help open up the structure of the biomass for improved accessibility of enzymes during enzymatic hydrolysis. (via Semantic Scholar)
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Source: Web Of Science
Added: August 6, 2018

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