Carsten Sievers

Carsten Sievers
carsten.sievers@chbe.gatech.edu
ChBE Profile Page

Sievers’ research interests are in heterogeneous catalysis, reactor design, applied spectroscopy, and characterization and synthesis of solid materials. Combining these interests he seeks to develop processes for the production of fuels and chemicals. His research program combines fundamental and applied research.

In fundamental studies, a suite of analytical and spectroscopic techniques (e.g. IR, NMR) is used to gain knowledge on structure-reactivity relationships of heterogeneous catalysts. Moreover, surface reactions are studied on a molecular level to identify reaction pathways over different catalysts. Information obtained from these studies provides the foundation for designing innovative catalysts.

Applied studies focus specific catalytic processes. For these projects, continuously operated flow reactor systems are designed. Different catalysts are tested for reactivity, selectivity and stability and the influence of the operating conditions is investigated. Catalyst deactivation is studied in detail to develop suitable regeneration methods or to avoid deactivation entirely by improved catalyst design. Specific projects include hydrodeoxygenation of pyrolysis oils, selective hydration of polyols, conversion of sugars into lactic acid and ethylene glycol, and selective oxidation of methane.

An important goal of Sievers’ research is to enable technology for utilization of alternative resources in order to reduce the current dependence of oil. Among these biomass is a particularly promising candidate because it is renewable and can be produced CO2 neutral.

Sievers has contributed to 80 peer reviewed publications on heterogeneous catalysis in petroleum refining (isobutane/2-butene alkylation, fluid catalytic cracking, hydrotreating), alkane activation, supported ionic liquid as catalysts for fine chemical synthesis, and biomass processing.  He is Director and Past President of the Southeastern Catalysis Society, former Program Chair and Director of the ACS Division of Catalysis Technology & Engineering, former Director of the AIChE Division of Catalysis and Reaction Engineering, and Editor of Applied Catalysis A: General.

Professor, School of Chemical and Biomolecular Engineering
RBI Initiative Lead: Maximizing the Value of Products from Plastics Upcycling
Phone
404.385.7685
Office
ES&T 2218
Additional Research

Biomass; Biofuels; Catalysis; Advanced Characterization; Gasification; Biorefining; Lignin Upgrading; Catalysis; Energy & Water; Separation Technologies; Chemical Feedstocks; Sugars; Lignin & Hemicellulose

Google Scholar
https://scholar.google.com/citations?hl=en&user=qeq3njwAAAAJ&view_op=list_works&sortby=pubdate
Sievers Research Group
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Yuanzhi Tang

Yuanzhi Tang
yuanzhi.tang@eas.gatech.edu
Research Group

Yuanzhi Tang holds undergraduate degrees in Geology and Economics from Peking University, China. She earned a Ph.D. degree in Environmental Geochemistry at Stony Brook University and then continued working in the microbiology group of Prof. Colleen Hansel.

Tang joined the Georgia Tech faculty in 2013 as an assistant professor and is now an associate professor in the School of Earth and Atmospheric Sciences.

Associate Co-Director for Interdisciplinary Research
Professor
Phone
404-894-3814
Office
ES&T 1232
Research Focus Areas
Google Scholar
https://scholar.google.com/citations?user=MSQB5REAAAAJ&hl=en
LinkedIn EAS Profile BBISS Project - Sustainable Resources for Clean Energy
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Matthew Realff

Matthew Realff
matthew.realff@chbe.gatech.edu
Departmental Bio

Dr. Realff’s broad research interests are in the areas of process design, simulation, and scheduling. His current research is focused on the design and operation of processes that minimize waste production by recovery of useful products from waste streams, and the design of processes based on biomass inputs. In particular, he is interested in carbon capture processes both from flue gas and dilute capture from air as well as the analysis and design of processes that use biomass.

Professor
David Wang Sr. Fellow
Associate Director, RBI
Associate Director for Interdisciplinary Education
SEI Senior Advisor: Circular Carbon Economy; RBI Lead: Next Generation Refinery
Phone
(404) 894-1834
Additional Research

Biofuels; Carbon Capture; Separations Technology; System Design & Optimization; SMART Manufacturing; Energy & Water; Separation Technologies; Biochemicals; Chemical Feedstocks; Sugars; Lignin & Hemicellulose; Biofuels

2023 Initiative Lead Profile
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Peter Ludovice

Peter Ludovice
pete.ludovice@chbe.gatech.edu
Research Website
Associate Professor
Phone
(404) 894-1835
Additional Research

Materials and Nanotechnology; Complex Systems; Biotechnology

IRI And Role
Google Scholar
https://scholar.google.com/citations?hl=en&user=W3r7XWEAAAAJ&view_op=list_works&sortby=pubdate
http://chbe.gatech.edu/people/peter-j-ludovice
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Jeffery Hsieh

Jeffery  Hsieh
jeffery.hsieh@chbe.gatech.edu
Emeritus Professor
Phone
(404) 894-3556
Additional Research
Pulp & Paper Manufacturing; Papermaking; Environmental Processes; Sustainable Manufacturing; Tissue, Paper, Packaging & Pulp
IRI And Role
http://chbe.gatech.edu/people/jeff-s-hsieh
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Anthony J Arduengo

Anthony J Arduengo
AJ.Arduengo@Chemistry.GaTech.edu

After completing his Ph.D. studies in 1976, Professor Arduengo began his professional career at the DuPont company as a member of the research staff. Within a year, he accepted a position on the chemistry faculty at the University of Illinois. Dr. Arduengo returned to DuPont in 1984 to pursue applications for a previously unknown type of phosphorus compound (ADPO) that had been discovered by his research group at Illinois. In 1999 Professor Arduengo resumed his work in academe with research groups in Germany and the United States. He is Professor of the Practice in the School of Chemistry and Biochemistry at the Georgia Institute of Technology and Saxon Professor Emeritus in organic chemistry at the University of Alabama. 

Professor Arduengo's research in the area of main group chemistry has produced many scientific "firsts," including the discovery of the first planar T-shaped bonding arrangement at phosphorus centers. Further work in this area at DuPont uncovered a previously unrecognized "edge inversion process" that operates at main group element centers and explains many apparent anomalies in main group element chemistry. Dr. Arduengo's interest in and study of compounds with unusual valence allowed him to synthesize the first stable crystalline carbene in 1990. 

This carbene research not only represents a milestone in chemistry, but this science also has led to a rapidly increasing variety of commercial applications. "We're looking into uses in direct catalysis, for crosslinking polymers, and for transition metals catalysis in which carbenes can be incorporated as ligands." "We've added a new tool to the chemist's repertoire which we can take off the shelf and use at will to follow imaginative ideas in new directions." 

Recently, the Arduengo Group research has joined the efforts of the Medicines for All Institute and participates in BARDA programs to develop modern, sustainable technology that facilitates repatriation of essential chemical and pharmaceutical manufacturing to U.S. shores. 

His research earned him an Alexander von Humboldt senior research prize and the 1996 Gold Medal for 'Excellence in Main Group Chemistry' from the International Council on Main Group Chemistry. In 2007 Professor was elected Fellow in The American Association for the Advancement of Science. 

Professor Arduengo trained as a traditional synthetic organic chemist, but has continually sought collaborations with experts in inorganic chemistry, polymer and material science, and recently through his carbene chemistry, bioorganic catalysis in order to broaden the scope and impact of his scientific interests. As a result, he is recognized in his own right as an expert such diverse areas. Work from the arduengo group has yielded approximately 150 publications and patents including articles intended to stimulate the interest of the young and lay-public in science. 

He values teaching and quality science education, and even from his industrial positions, Professor Arduengo has actively maintained a strong commitment to the preparation of future generations of scientists by holding lectures and demonstrations for elementary and high school classes and his supervision of a dozen post-doctoral co-workers. 

Professor Arduengo leads research groups in the United States and Germany and provides his co-workers with opportunities to study abroad. This bi-national research program fosters a broad training experience with industrial interactions in both Germany and the United States. Professor Arduengo is a strong advocate of international research and training experiences and regularly hosts U.S. undergraduate and graduate students in laboratories in Germany. During these semesters abroad students experience everyday life and culture in Germany in addition to conducting research in a foreign research environment. Professor Arduengo provides instruction in a variety of subjects in Chemistry as well as German language instruction so that students are able to stay on track toward their degrees with no lost time.

Professor of the Practice
Phone
(404) 385-4986
Office
MoSE 2100N
Additional Research
Interfaces of organic, inorganic chemistry, and material scienceChemical manufacturing infrastructure on renewable bio-mass, specifically wood – what is referred to as “Xylochemistry.”
Website
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Will Gutekunst

Will Gutekunst
willgute@gatech.edu
Website

The Gutekunst Lab is interested in pushing the limits of complexity in macromolecular systems using innovative concepts from synthetic organic chemistry. 

Specific projects in the lab will explore the design of novel monomers for the construction of functional polyamides, the development of small molecule reagents for the dynamic modulation of branched polymer architectures, and the investigation of new concepts for creating covalent bonds in challenging contexts. Each of these research projects will enable the generation of new functional materials with structures or assemblies that were previously inaccessible for study. 

Prospective students will obtain extensive training in synthetic organic chemistry, as well as polymer synthesis and characterization.

Associate Professor
RBI Co-Lead: Interface of polymer science and wood-based materials
Phone
404-894-4675
Office
MoSE 1100Q
Google Scholar
https://scholar.google.com/citations?user=aiuo-rYAAAAJ&hl=en
Chemistry Profile
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John Reynolds

John Reynolds
reynolds@chemistry.gatech.edu
Academic Profile

John R. Reynolds is a Professor of Chemistry and Biochemistry, and Materials Science and Engineering at the Georgia Institute of Technology with expertise in polymer chemistry and serves as a member of the Center for Organic Photonics and Electronics (COPE). His research interests have involved electrically conducting and electroactive conjugated polymers for over 30 years with work focused to the development of new polymers by manipulating their fundamental organic structure in order to control their optoelectronic and redox properties. His group has been heavily involved in developing new polyheterocycles, visible and infrared light electrochromism, along with light emission from polymer and composite LEDs (both visible and near-infrared) and light emitting electrochemical cells (LECs). Further work is directed to using organic polymers and oligomers in photovoltaic cells.  Reynolds obtained his M.S. (1982) and Ph.D. (1984) degrees from the University of Massachusetts in Polymer Science and Engineering, he has published over 300 peer-reviewed scientific papers, has 15 patents issued and ~25 patents pending, and served as co-editor of the “Handbook of Conducting Polymers” which was published in 2007.  He was awarded the ACS Award in Applied Polymer Science in 2012.  He serves on the editorial board for the journals ACS Applied Materials and Interfaces, Macromolecular Rapid Communications, Polymers for Advanced Technologies, and the Journal of Macromolecular Science, Chemistry.

Professor, Chemistry and Biochemistry and Materials Science and Engineering
Phone
404.385.4390
Office
MoSE 2120B
Additional Research

Organic and Inorganic Photonics and Electronics; Conducting Polymers; LEDs & OLEDs; Materials Synthesis and Processing; Materials discovery; Chemistry; Polymers; Biomaterials

University, College, and School/Department
Google Scholar
https://scholar.google.com/citations?hl=en&user=QJOkOXUAAAAJ&view_op=list_works&sortby=pubdate
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Rallming Yang

Rallming Yang
rallming.yang@rbi.gatech.edu
Website

In May 2000, Dr. Yang earned his doctorate degree in environmental and resource engineering from the College of environmental science and forestry, State University of New York. He also held M.S. degree and B.Sc. degree in pulping and paper. He first joined IPST, the former of RBI at Georgia Tech, in 2000 as a post doctor fellow. Soon he was hired as research scientist I. In 2006, he was promoted to be research scientist II. In 2013, he was appointed to be the manager of pulping and bleaching lab. Beginning from 2016, Dr. Yang has been teaching Pulp & Bleaching Lab (ChBE4873). In 2019, he was assigned additional duty in managing chemical analysis lab. With strong educational background in wood chemistry, coupled with the acquired skills and experience in chemical analysis., Dr. Yang’s main area of interest was utilizations of natural resources, especially biomass, in a sustainable way. He also interested in the development of novel online detection and monitoring in chemical process, and providing technical services to the industries and research communities.

Research Scientist II
Phone
(404) 894-7862
Additional Research
Pulp & Paper Manufacturing; Chip Activation; Pulping & Bleaching; Chemical Recovery; Dissolving Pulp & Regenerated Cellulose
Rallming
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