Works (43)

Updated: July 9th, 2023 21:18

2021 journal article

Pretreatment of Switchgrass for Production of Glucose via Sulfonic Acid-Impregnated Activated Carbon

PROCESSES, 9(3).

By: Y. Ansanay n, P. Kolar n, R. Sharma-Shivappa n, J. Cheng nโ€‰ & C. Arellano n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: activated carbon; sulfonic solid; catalyst; pretreatment; switchgrass; Ctec2; glucose
Sources: Web Of Science, ORCID
Added: April 19, 2021

2020 journal article

Effect of Sodium Hydroxide Pretreatment on Lignin Monomeric Components of Miscanthus x giganteus and Enzymatic Hydrolysis

WASTE AND BIOMASS VALORIZATION, 11(11), 5891โ€“5900.

By: W. Jung n, D. Savithri n, R. Sharma-Shivappa n & P. Kolar n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Miscanthus; Pretreatment; Sodium hydroxide; Lignin; Nitrobenzene oxidation
Source: Web Of Science
Added: November 11, 2019

2020 journal article

Effect of cellulolytic enzyme binding on lignin isolated from alkali and acid pretreated switchgrass on enzymatic hydrolysis

3 BIOTECH, 10(1).

By: W. Jung n, R. Sharma-Shivappa n, S. Park nโ€‰ & P. Kolar n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Switchgrass; Lignin; Pretreatment; Enzyme binding; Cellulases; beta-Glucosidase
Sources: Web Of Science, ORCID
Added: December 9, 2019

2020 journal article

Fungal Pretreatment and Enzymatic Hydrolysis of Genetically-modified Populus trichocarpa

BIORESOURCES, 15(3), 6488โ€“6505.

By: C. Edmunds n, P. Peralta n, R. Sharma-Shivappa n, S. Kelley nโ€‰, V. Chiang n, Z. Miller n, R. Giles*, R. Sykesโ€‰* ...

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Transgenic poplar; Fungal treatment; Ceriporiopsis; Pretreatment; Enzymatic hydrolysis; Lignin
Sources: Web Of Science, ORCID
Added: August 24, 2020

2019 journal article

Effect of Enzyme Interaction with Lignin Isolated from Pretreated Miscanthus x giganteus on Cellulolytic Efficiency

PROCESSES, 7(10).

By: W. Jung n, R. Sharma-Shivappa n & P. Kolar n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: miscanthus; hydrolysis; lignin; inhibition; pretreatment
Source: Web Of Science
Added: November 25, 2019

2018 journal article

Changes in Lignin Chemistry of Switchgrass due to Delignification by Sodium Hydroxide Pretreatment

ENERGIES, 11(2).

By: W. Jung n, D. Savithri n, R. Sharma-Shivappa n & P. Kolar n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: switchgrass; lignin chemistry; syringyl; guaiacyl; p-hydroxyphenyl; lignin monomer ratio; nitrobenzene oxidation
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Antioxidant activity of phlorotannins from brown algae

INTERNATIONAL JOURNAL OF AGRICULTURAL AND BIOLOGICAL ENGINEERING, 10(6), 184โ€“191.

By: X. Liu n, W. Yuan nโ€‰, R. Sharma-Shivappa n & J. Zanten n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: brown algae; phlorotannin; antioxidant activity; antioxidant; bioseparation; polyphenol; solvent extraction methods
Sources: Web Of Science, ORCID
Added: August 6, 2018

2017 journal article

Catalytic Valorization of Lignin Using Niobium Oxide

WASTE AND BIOMASS VALORIZATION, 8(8), 2673โ€“2680.

By: L. Das n, P. Kolar n, R. Sharma-Shivappa n, J. Classen nโ€‰ & J. Osborne n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Lignin; Catalytic oxidation; Niobium oxide; Vanillin; Lattice oxygen
Sources: Web Of Science, ORCID
Added: August 6, 2018

2017 journal article

Characterization and enzymatic hydrolysis of wood from transgenic Pinus taeda engineered with syringyl lignin or reduced lignin content

CELLULOSE, 24(4), 1901โ€“1914.

By: C. Edmunds n, P. Peralta n, S. Kelley nโ€‰, V. Chiang n, R. Sharma-Shivappa n, M. Davis*, A. Harman-Wareโ€‰*, R. Sykesโ€‰* ...

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Softwood; Lignin modification; Lignocellulose; Pyrolysis-molecular beam mass spectroscopy; Solid-state NMR
Sources: Web Of Science, ORCID
Added: August 6, 2018

2017 journal article

Pre-treatment of biomasses using magnetised sulfonic acid catalysts

Journal of Agricultural Engineering, 48(2), 117โ€“122.

By: Y. Ansanay, P. Kolar, R. Sharma-Shivappa, J. Chengโ€‰, S. Parkโ€‰ & C. Arellano

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

2014 journal article

Drying temperature - duration impacts on moisture, carbon, and nitrogen losses from broiler litter

Agricultural Engineering International: CIGR Journal, 16(4), 16โ€“23.

By: W. Liang, S. Shahโ€‰, J. Classenโ€‰ & R. Sharma-Shivappa

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

2014 journal article

Interactions between fungal growth, substrate utilization, and enzyme production during solid substrate cultivation of Phanerochaete chrysosporium on cotton stalks

Bioprocess and Biosystems Engineering, 37(12), 2463โ€“2473.

By: J. Shi n, M. Chinn nโ€‰ & R. Sharma-Shivappa n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Cotton stalk; Pretreatment; Bioethanol; Phanerochaete chrysosporium; Kinetics; Solid substrate cultivation
MeSH headings : Biomass; Biotechnology / methods; Cellulase / metabolism; Fermentation; Gossypium / metabolism; Hydrogen-Ion Concentration; Kinetics; Lignin / metabolism; Models, Theoretical; Phanerochaete / enzymology; Software; Systems Biology
Sources: Web Of Science, ORCID, Crossref
Added: August 6, 2018

2014 journal article

Niobium oxide catalyst for delignification of switchgrass for fermentable sugar production

INDUSTRIAL CROPS AND PRODUCTS, 52, 790โ€“795.

By: Y. Ansanay n, P. Kolar n, R. Sharma-Shivappa n & J. Cheng nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Switchgrass; Pretreatment; Niobium oxide; Delignification; Enzymatic hydrolysis
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

Ammonia Fate and Transport Mechanisms in Broiler Litter

Water, Air, & Soil Pollution, 225(1).

By: W. Liang*, J. Classen nโ€‰, S. Shah nโ€‰ & R. Sharma-Shivappa n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Poultry litter; Ammonia sorption; Dissociation constant; Henry's Law constant
Sources: Web Of Science, ORCID, Crossref
Added: August 6, 2018

2013 journal article

Hydrolysis of ozone pretreated energy grasses for optimal fermentable sugar production

BIORESOURCE TECHNOLOGY, 148, 97โ€“104.

By: A. Panneerselvam n, R. Sharma-Shivappa n, P. Kolar n, D. Clare n & T. Ranney nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Miscanthus; Saccharum; Optimization; Enzymatic hydrolysis; Alkali pretreatment
MeSH headings : Acids / chemistry; Biofuels; Biomass; Carbohydrates / biosynthesis; Fermentation / drug effects; Glucose / biosynthesis; Hydrolysis / drug effects; Lignin / analysis; Ozone / pharmacology; Poaceae / drug effects; Poaceae / metabolism; Sodium Hydroxide / pharmacology; Solubility; Xylans / metabolism; Xylose / biosynthesis
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

Modeling Ammonium Adsorption on Broiler Litter and Cake

WATER AIR AND SOIL POLLUTION, 224(2).

By: W. Liang*, S. Shah nโ€‰, J. Classen nโ€‰ & R. Sharma-Shivappa n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Desorption; Langmuir isotherm; Freundlich isotherm; Temkin isotherm; Linear isotherm; Redlich-Peterson isotherm; Toth isotherm; Linear regression; Nonlinear regression; Error functions
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

Potential of ozonolysis as a pretreatment for energy grasses

BIORESOURCE TECHNOLOGY, 148, 242โ€“248.

By: A. Panneerselvam n, R. Sharma-Shivappa n, P. Kolar n, T. Ranney nโ€‰ & S. Peretti n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Miscanthus; Saccharum; Optimization; Flow configuration; Enzymatic hydrolysis
MeSH headings : Biofuels; Biomass; Biotechnology / methods; Carbohydrates / analysis; Energy-Generating Resources; Glucose / biosynthesis; Hydrolysis / drug effects; Lignin / metabolism; Ozone / pharmacology; Poaceae / drug effects; Xylans / metabolism
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

Producing biodiesel from cottonseed oil using Rhizopus oryzae ATCC #34612 whole cell biocatalysts: Culture media and cultivation period optimization

Energy for Sustainable Development, 17(4), 331โ€“336.

By: S. Athalye n, R. Sharma-Shivappa n, S. Peretti n, P. Kolar n & J. Davis n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Rhizopus oryzae; Biodiesel; Cottonseed oil; Whole cell biocatalysts; Fungal catalysis
Sources: Web Of Science, Crossref
Added: August 6, 2018

2013 journal article

Production of polyhydroxybutyrate (PHB) by Alcaligenes latus using sugarbeet juice

INDUSTRIAL CROPS AND PRODUCTS, 43, 802โ€“811.

By: B. Wangโ€‰ n, R. Sharma-Shivappa n, J. Olson n & S. Khan nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Biodegradable plastics; Polyhydroxyalkanoate (PHA); Sucrose; Two-stage batch fermentation
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

Synthesis of solid acid catalyst from tobacco stalk for esterification of oleic acid

Applied Engineering in Agriculture, 29(3), 385โ€“389.

By: S. Jairam, P. Kolar, R. Sharma-Shivappa & J. Osborne

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

2012 journal article

Ethanol production from alkali- and ozone-treated cotton stalks using thermotolerant Pichia kudriavzevii HOP-1

INDUSTRIAL CROPS AND PRODUCTS, 37(1), 219โ€“226.

By: U. Kaur*, H. Oberoiโ€‰*, V. Bhargav*, R. Sharma-Shivappa n & S. Dhaliwal*

co-author countries: India ๐Ÿ‡ฎ๐Ÿ‡ณ United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Sodium hydroxide pretreatment; Cotton stalks; Enzymatic hydrolysis; Delignification; Ozone pretreatment, Pichia kudriavzevii; HOP-1
Source: Web Of Science
Added: August 6, 2018

2012 journal article

Interactions between fungal growth, substrate utilization and enzyme production during shallow stationary cultivation of Phanerochaete chrysosporium on cotton stalks

ENZYME AND MICROBIAL TECHNOLOGY, 51(1), 1โ€“8.

By: J. Shi n, R. Sharma-Shivappa n & M. Chinn nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Bioethanol; Phanerochaete chrysosporium; Kinetics; Pretreatment
MeSH headings : Animal Feed; Biodegradation, Environmental; Biomass; Cellulase / metabolism; Cellulose / metabolism; Gossypium / microbiology; Lignin / metabolism; Models, Biological; Oxygen Consumption; Phanerochaete / enzymology; Phanerochaete / growth & development; Phanerochaete / metabolism; Polysaccharides / metabolism; Substrate Specificity
Sources: Web Of Science, ORCID
Added: August 6, 2018

2012 journal article

KI-impregnated oyster shell as a solid catalyst for soybean oil transesterification

BIORESOURCE TECHNOLOGY, 104, 329โ€“335.

By: S. Jairam n, P. Kolar n, R. Sharma-Shivappa n, J. Osborne n & J. Davis n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Biodiesel; Fatty acid methyl esters; Solid catalysts; KI-impregnated oyster shells
MeSH headings : Animal Shells / chemistry; Animals; Catalysis; Computer Simulation; Esterification; Models, Biological; Ostreidae / chemistry; Potassium Iodide / chemistry; Soybean Oil / chemistry
Source: Web Of Science
Added: August 6, 2018

2012 journal article

Potential of Potassium Hydroxide Pretreatment of Switchgrass for Fermentable Sugar Production

Applied Biochemistry and Biotechnology, 169(3), 761โ€“772.

By: R. Sharma n, V. Palled*, R. Sharma-Shivappa n & J. Osborne n

co-author countries: India ๐Ÿ‡ฎ๐Ÿ‡ณ United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Switchgrass; Lignocelluloses; KOH; Enzymatic hydrolysis; AIL; Fermentable sugars
MeSH headings : Biomass; Fermentation; Hydroxides / pharmacology; Panicum / chemistry; Panicum / metabolism; Potassium Compounds / pharmacology
Sources: Web Of Science, Crossref
Added: August 6, 2018

2011 journal article

Delignification of switchgrass cultivars for bioethanol production

BioResources, 6(1), 707โ€“720.

By: J. Xu, Y. Chen, J. Chengโ€‰, R. Sharma-Shivappa & J. Burns

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

2011 journal article

Enzymatic hydrolysis of switchgrass and coastal bermuda grass pretreated using different chemical methods

BioResources, 6(3), 2990โ€“3003.

By: J. Xu, Z. Wang, R. Sharma-Shivappa & J. Chengโ€‰

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

2011 journal article

Solvent extraction and quantification of capsaicinoids from Capsicum chinense

FOOD AND BIOPRODUCTS PROCESSING, 89(C4), 340โ€“345.

By: M. Chinn nโ€‰, R. Sharma-Shivappa n & J. Cotter n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Habanero peppers; Capsaicin; Dihydrocapsaicin; Extraction; Ethanol; Acetone; Acetonitrile
Sources: Web Of Science, ORCID
Added: August 6, 2018

2010 journal article

Lime pretreatment of switchgrass at mild temperatures for ethanol production

BIORESOURCE TECHNOLOGY, 101(8), 2900โ€“2903.

By: J. Xu n, J. Cheng nโ€‰, R. Sharma-Shivappa n & J. Burns n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Enzymatic hydrolysis; Ethanol; Lignocellulose; Lime pretreatment; Switchgrass
MeSH headings : Biomass; Bioreactors; Biotechnology / methods; Calcium Compounds / chemistry; Cellulase / metabolism; Chromatography, High Pressure Liquid; Ethanol / metabolism; Hydrolysis; Oxides / chemistry; Panicum / chemistry; Temperature; Trichoderma / enzymology
Sources: Web Of Science, ORCID
Added: August 6, 2018

2010 journal article

Sodium Hydroxide Pretreatment of Switchgrass for Ethanol Production

ENERGY & FUELS, 24(3), 2113โ€“2119.

By: J. Xu n, J. Cheng nโ€‰, R. Sharma-Shivappa n & J. Burns n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
Sources: Web Of Science, ORCID
Added: August 6, 2018

2010 journal article

Suitability of Canola Residue for Cellulosic Ethanol Production

ENERGY & FUELS, 24(8), 4454โ€“4458.

By: N. George n, Y. Yang n, Z. Wangโ€‰ n, R. Sharma-Shivappa n & K. Tungate n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
Source: Web Of Science
Added: August 6, 2018

2009 article

Dilute Acid Pretreatment of Oven-dried Switchgrass Germplasms for Bioethanol Production

Yang, Y., Sharma-Shivappa, R., Burns, J. C., & Cheng, J. J. (2009, July). ENERGY & FUELS, Vol. 23, pp. 3759โ€“3766.

By: Y. Yang*, R. Sharma-Shivappa*, J. Burns & J. Cheng*โ€‰

Sources: Web Of Science, ORCID
Added: August 6, 2018

2009 journal article

Effect of microbial pretreatment on enzymatic hydrolysis and fermentation of cotton stalks for ethanol production

BIOMASS & BIOENERGY, 33(1), 88โ€“96.

By: J. Shiโ€‰ n, R. Sharma-Shivappa n, M. Chinn nโ€‰ & N. Howellโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Gossypium hirsutum L; Pretreatment; Phanerochaete chrysosporium; Lignin; Fuel ethanol; Cellobiose; Submerged cultivation; Solid state cultivation
Sources: Web Of Science, ORCID
Added: August 6, 2018

2009 journal article

Microbial pretreatment of cotton stalks by submerged cultivation of Phanerochaete chrysosporium

BIORESOURCE TECHNOLOGY, 100(19), 4388โ€“4395.

By: J. Shi n, R. Sharma-Shivappa n & M. Chinn nโ€‰

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: Fungal pretreatment; Biofuel; Phanerochaete chrysosporium; Cotton residue; Delignification
MeSH headings : Analysis of Variance; Carbohydrate Metabolism; Cellulase / metabolism; Gossypium / microbiology; Lignin / metabolism; Phanerochaete / growth & development
Sources: Web Of Science, ORCID
Added: August 6, 2018

2009 journal article

Saccharification and Fermentation of Dilute-Acid-Pretreated Freeze-Dried Switchgrass

ENERGY & FUELS, 23(11), 5626โ€“5635.

By: Y. Yang*, R. Sharma-Shivappa*, J. Burns* & J. Cheng*โ€‰

Sources: Web Of Science, ORCID
Added: August 6, 2018

2008 conference paper

Hydrolysis and fermentation of new switchgrass germplasm for bioethanol production

Proceedings of the ASABE Annual International Meeting (Providence, Rhode Island), 083799.

By: Y. Yang, R. Sharma, J. Burns & J. Cheng

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

2008 conference paper

Lime pretreatment of switchgrass for bioethanol production

Proceedings of the ASABE Annual International Meeting (Providence, Rhode Island), 083998.

By: J. Xu, J. Cheng*โ€‰, R. Sharma-Shivappa* & J. Burns*

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2008 journal article

Microbial pretreatment of cotton stalks by solid state cultivation of Phanerochaete chrysosporium

BIORESOURCE TECHNOLOGY, 99(14), 6556โ€“6564.

By: J. Shi, M. Chinn*โ€‰ & R. Sharma-Shivappa*

author keywords: cotton stalk; pretreatment; phanerochaete chrysosporium; bioethanol; lignin
MeSH headings : Biomass; Gossypium / microbiology; Lignin / metabolism; Phanerochaete / growth & development
Sources: Web Of Science, ORCID
Added: August 6, 2018

2008 journal article

conversion of cotton wastes to bioenergy and value-added products

Transactions of the ASABE, 51(6), 2239โ€“2246.

By: R. Sharma-Shivappa* & Y. Chen*

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

2007 journal article

A comparison of chemical pretreatment methods for improving saccharification of cotton stalks

BIORESOURCE TECHNOLOGY, 98(16), 3000โ€“3011.

By: R. Silverstein n, Y. Chen n, R. Sharma-Shivappa n, M. Boyette n & J. Osborne n

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: delignification; bioethanol; modeling; lignocellulose; enzymatic hydrolysis
MeSH headings : Biotechnology / methods; Cellulose / chemistry; Conservation of Energy Resources; Ethanol / chemistry; Gossypium / chemistry; Gossypium / drug effects; Hydrogen Peroxide / chemistry; Hydrolysis; Ozone / chemistry; Sodium Hydroxide / chemistry; Sulfuric Acids / chemistry; Temperature
Source: Web Of Science
Added: August 6, 2018

2007 conference paper

Alkaline pretreatment of switchgrass for bioconversion to ethanol

2007 ASABE Regional Annual Conference (Fletcher, North Carolina).

By: J. Xu, Y. Chen, Z. Wang, R. Sharma-Shivappa, J. Burns & J. Chengโ€‰

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

2007 journal article

Challenges in quantification of ligninolytic enzymes from Phanerochaete chrysosporium cultivation for pretreatment of cotton stalks

Transactions of the ASABE, 50(6), 2347โ€“2354.

By: J. Shi, R. Sharma-Shivappa*, M. Chinn*โ€‰, R. Dean*โ€‰ & R. Shivappa*

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2007 journal article

Ensiling agricultural residues for bioethanol production

APPLIED BIOCHEMISTRY AND BIOTECHNOLOGY, 143(1), 80โ€“92.

By: Y. Chen n, R. Sharma-Shivappa n & C. Chenโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: carbohydrate; ensiling; enzyme; feedstocks; fermentation; hydrolysis; lignin; pretreatment
MeSH headings : Agriculture; Animals; Ethanol / chemical synthesis; Fermentation; Hordeum; Industrial Waste; Oryza; Saccharum; Silage; Triticum
Source: Web Of Science
Added: August 6, 2018

2007 journal article

Potential of agricultural residues and hay for bioethanol production

APPLIED BIOCHEMISTRY AND BIOTECHNOLOGY, 142(3), 276โ€“290.

By: Y. Chen n, R. Sharma-Shivappa n, D. Keshwani n & C. Chenโ€‰*

co-author countries: United States of America ๐Ÿ‡บ๐Ÿ‡ธ
author keywords: chemical pretreatment; enzymatic hydrolysis; feedstocks; fermentation; glucan; lignin; xylan
MeSH headings : Biotechnology / methods; Crops, Agricultural / metabolism; Ethanol / metabolism; Fermentation; Glucans / metabolism; Hydrolysis; Lignin / metabolism; Saccharomyces cerevisiae / metabolism; Xylans / metabolism
Source: Web Of Science
Added: August 6, 2018