Novel Heterogeneous Catalysts Towards the Selective Oxidation of Phenolic Lignin Degradation Products

13 Nov 2012 | Presentations | Contributor(s): Daniel Taylor

This poster was used to present the current status of my research as of the C3Bio Fall Annual Meeting in November of 2012. It overviews our groups research, which is to apply our knowledge and …

http://c3bio.org/resources/794

DEHYDRATION OF PLANT DERIVED SUGARS UTILIZING IRON (III) AND MOLYBDENUM (V) CATALYSTS IN A BIPHASIC REACTION MEDIUM

13 Nov 2012 | Presentations | Contributor(s): Christine Bohn, Mahdi Abu-Omar, Nathan Mosier

Many valuable organic compounds and fuels are currently derived from a finite source of fossil derived oil. However, by using plant material these compounds can be derived from a renewable carbon …

http://c3bio.org/resources/793

Oxidative and reductive catalyses of lignin

21 Mar 2012 | Presentations | Contributor(s): Diana Cedeno, Joseph J Bozell, Trenton Parsell, Mahdi Abu-Omar, Ben Owen, Hilkka Inkeri Kenttamaa, Clint Chapple

Lignin comprises as much as 25% of terrestrial biomass, but remains one of the most underused carbon sources in the biosphere. The main obstacle in utilizing lignin is its irregular, heterogeneous …

http://c3bio.org/resources/686

Multimodal imaging and modeling of lignocellulosic biomass

21 Mar 2012 | Presentations | Contributor(s): Lee Makowski, Peter Ciesielski, michael francis crowley, Shi-You Ding, Bryon Donohoe, Mike Himmel, Jeremy Madden, Garth Simpson, Ian McNulty

Recalcitrance of biomass to physical and chemical conversion is a major obstacle for biomass utilization as a feedstock for fuel or chemical production. Multiple imaging modalities are being used to …

http://c3bio.org/resources/684

Modeling the cellulose microfibril and designing its deconstruction

21 Mar 2012 | Presentations | Contributor(s): James Matthews, Peter Ciesielski, Mike Himmel, Melvin Tucker, Bryon Donohoe, michael francis crowley, Nathan Mosier, Craig E Barnes, Mahdi Abu-Omar

Nanoscale structure of plant cellulose is difficult to determine through direct experimental methods. Crystal structures determined for model systems may not transfer to the small microfibrils found …

http://c3bio.org/resources/682

Mechanisms of glycosyl tranfer in the cellulose synthase complex

21 Mar 2012 | Presentations | Contributor(s): Nicholas C Carpita, Anna Teresa Olek, Lee Makowski, Shi-You Ding, Peter Ciesielski, Mike Himmel

Cellulose is the most abundant biopolymer on Earth and a principal feedstock component of biomass for conversion to biofuels. Cellulose is a para-crystalline array of about two to three dozen …

http://c3bio.org/resources/680

Gaining molecular control over cell wall assembly.

21 Mar 2012 | Presentations | Contributor(s): Bryon Donohoe, Dan Szymanski, Takeshi Fujino, Chunhua Zhang, Eileen L Mallery, Chris Staiger, Jessica Lynn Henty, Peter Ciesielski

A critical hurdle to developing sustainable biofuels is to engineer plant cell walls so that they more easily disassemble, reducing the energy costs of thermochemical biomass conversion. Another …

http://c3bio.org/resources/678

Fast-hydropyrolysis of cellulose

21 Mar 2012 | Presentations | Contributor(s): Piotr Gawecki, Harshavardhan Choudhari, Vinod Venkatakrishnan, Dhairya Mehta, Matt Hurt, Dave J Borton, Rakesh Agrawal, Fabio H Ribeiro, Nick Delgass, Hilkka Inkeri Kenttamaa, John J Nash

The typical pyrolysis product, a viscous liquid referred to as bio-oil, contains thousands of compounds that degrade over time. Identification of the primary products is highly desired, but analysis …

http://c3bio.org/resources/676

Enzymatic and chemical catalysis of lignin for the production of hydrocarbon fuels

21 Mar 2012 | Presentations | Contributor(s): Ashley M Frank, Jim Daleiden, Diana Cedeno, Clint Chapple, Hilkka Inkeri Kenttamaa, Tiffany Mae Jarrell, Mahdi Abu-Omar, Trenton Parsell, Joseph J Bozell, Alison Buchan

Lignin is among the most abundant sources of aromatic carbon on earth, offering a promising future as a renewable feedstock. However, due to its inherent recalcitrance, the lignin component of plant …

http://c3bio.org/resources/674

Engineering transition metal catalysts for preferred cell wall conversion processes

21 Mar 2012 | Presentations | Contributor(s): Angus Murphy, Haibing Yang, Hui Wei, Joseph Michael Cox, Guojie Ma, Xiping Liu, Melvin Tucker, Mike Himmel, Maureen C McCann, Wendy Peer

Conversion of biomass into liquid fuel is a sustainable approach to energy demands as global populations increase. Furthermore, low-cost lignocellulosic biomass can be converted into high-value …

http://c3bio.org/resources/672

James Cellulose Modeling

20 Feb 2012 | Publications | Contributor(s): James Matthews

http://c3bio.org/resources/621

Characterization of Nonpolar Lipids by Using Laser-Induced Acoustic Desorption/ Chemical Ionization, APCI and ESI

01 Feb 2012 | Presentations | Contributor(s): Hilkka Inkeri Kenttamaa

Lipids play crucial roles in cell, tissue, and organ physiology. Many lipids, for example, sterol lipids (including cholesterol and steroids) and natural occurring hydrocarbons, are nonpolar. Mass …

http://c3bio.org/resources/569

Functional Group Characterization of Furan and Pyran Derivatives of Cellulose Pyrolysis Products by Tandem Mass Spectrometry

08 Nov 2011 | Presentations | Contributor(s): Fanny Widjaja, Enada Archibold, Nelson R Vinueza, Lucas Mark Amundson, Hilkka Inkeri Kenttamaa

Pyrolysis of cellulose is suggested to be a multiphase reaction process yielding various products which can be classified into several main groups such as carbonyl compounds, acids and methyl esters, …

http://c3bio.org/resources/561

Simultaneous Analysis of Saturated and Unsaturated, Non-polar and Polar Hydrocarbons by Using Saturated Hydrocarbon Solvents in HPLC/APCI Mass Spectrometry

08 Nov 2011 | Presentations | Contributor(s): Dave J Borton, Ben Owen, Hilkka Inkeri Kenttamaa

Characterization of hydrocarbons by mass spectrometry is challenging due to the shortcomings of current ionization methods. Electrospray ionization (ESI) and matrix-assisted laser desorption …

http://c3bio.org/resources/559

Center for Direct Catalytic Conversion of Biomass to Biofuels

20 Oct 2011 | Presentations | Contributor(s): Maureen C McCann, Carl A Huetteman

Biofuels and bio-products are part of the diverse energy portfolio required to displace current U.S. dependence on foreign and finite sources of oil. Biomass is an annually renewable source of …

http://c3bio.org/resources/519

Catalytic Transformation of Lignin Studied by Using a Novel Mass Spectrometric Approach.

20 Oct 2011 | Presentations | Contributor(s): Trenton Parsell, Laura Jane Haupert, Lucas Mark Amundson, Ben Owen, Christopher Louis Marcum, Padmaja Narra, Sabir Aqueel, Nelson R Vinueza, Hilkka Inkeri Kenttamaa, Mahdi Abu-Omar

The development of chemical methods for the direct catalytic conversion of biomass to high value organic molecules is an area of increasing interest. The plant matter component known as lignin is a …

http://c3bio.org/resources/517

Catalytic Transformation of Biomass Polysaccharides

17 Oct 2011 | Presentations | Contributor(s): Nathan Mosier

Objectives A. Selectively Fractionate Biomass into Separate Streams B. Catalytically Densifythe Energy Content (MJ/Kg) of the Fractionated Carbohydrate Streams C. Achieve A & B with High …

http://c3bio.org/resources/514

New Methods for Structural Characterization of Products from Fast-pyrolysis of Biomass

17 Oct 2011 | Presentations | Contributor(s): Piotr Gawecki, Matt Hurt, Dave J Borton, Nelson R Vinueza, Vinod Venkatakrishnan, Rakesh Agrawal, Nick Delgass, Hilkka Inkeri Kenttamaa, Fabio H Ribeiro

The depletion of light petroleum as a source of energy has led many scientists to explore renewable resources, such as biomass. Pyrolysis of biomass appears to be a promising approach for making …

http://c3bio.org/resources/512

A Combined Biological and Chemical Approach to the Conversion of Lignin to Hydrocarbon Biofuels and Value-Added Chemicals

28 Sep 2011 | Presentations | Contributor(s): Jim Daleiden, Ashley M Frank, Alison Buchan, Joseph J Bozell

Lignin is the second most abundant component of cellulosic biomass, comprising as much as 25% of the dry mass. Ongoing development of new biomass fractionation processes assures that lignin will be …

http://c3bio.org/resources/471

Initiating the Conversion of Lignin to Hydrocarbon Biofuels & Value-added Chemicals through Microbially-Derived Ring Hydroxylating Dioxygenases

28 Sep 2011 | Presentations | Contributor(s): Ashley M Frank, Jim Daleiden, Joseph J Bozell, Alison Buchan

There is a global need for efficient, renewable, and affordable alternative liquid transportation fuels. One increasingly endorsed resource for biofuels resides within the high-energy bonds of …

http://c3bio.org/resources/469