Caroline Elaine Clifford

    • 512 Citations
    • 14 h-Index
    19912015
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    Research Output 1991 2015

    2015
    3 Citations (Scopus)

    Characterization of cokes from delayed Co-Coking of decant oil, coal, resid, and cracking catalyst

    Gül, Ö., Mitchell, G., Etter, R., Miller, J. & Clifford, C. E., Jan 15 2015, In : Energy and Fuels. 29, 1, p. 21-34 14 p.

    Research output: Contribution to journalArticle

    Coal
    Coking
    Coke
    Oils
    Catalysts
    30 Citations (Scopus)

    Interactions of Illinois No. 6 bituminous coal with solvents: A review of solvent swelling and extraction literature

    Mathews, J. P., Clifford, C. E. & Painter, P., Mar 19 2015, In : Energy and Fuels. 29, 3, p. 1279-1294 16 p.

    Research output: Contribution to journalArticle

    Coal
    Bituminous coal
    Swelling
    Ashes
    Pyridine
    2014

    Comparative study on structural parameters of graphitized coal-petroleum co-cokes and pennsylvania anthracites, with implications for their use

    Nyathi, M. S., Burgess Clifford, C. & Schobert, H. H., Mar 20 2014, In : Energy and Fuels. 28, 3, p. 2280-2285 6 p.

    Research output: Contribution to journalArticle

    Anthracite
    Graphite
    Coal
    Petroleum
    Crude oil
    2013
    35 Citations (Scopus)

    Characterization of graphitic materials prepared from different rank Pennsylvania anthracites

    Nyathi, M. S., Clifford, C. B. & Schobert, H. H., Jan 1 2013, In : Fuel. 114, p. 244-250 7 p.

    Research output: Contribution to journalArticle

    Anthracite
    Coal
    Graphitization
    Minerals
    Lamellar structures
    3 Citations (Scopus)

    Subcritical water reactions of lignin-related model compounds with nitrogen, hydrogen, carbon monoxide, and carbon dioxide gases

    Hill Bembenic, M. A. & Burgess Clifford, C. E., Nov 21 2013, In : Energy and Fuels. 27, 11, p. 6681-6694 14 p.

    Research output: Contribution to journalArticle

    Lignin
    Carbon Monoxide
    Carbon Dioxide
    Carbon monoxide
    Hydrogen
    2012
    5 Citations (Scopus)

    Effect of petroleum feedstock and reaction conditions on the structure of coal-petroleum co-cokes and heat-treated products

    Nyathi, M. S., Clifford, C. E. & Schobert, H. H., Jul 19 2012, In : Energy and Fuels. 26, 7, p. 4413-4419 7 p.

    Research output: Contribution to journalArticle

    Coal
    Petroleum
    Feedstocks
    Crude oil
    Coke
    15 Citations (Scopus)

    Subcritical water reactions of a hardwood derived organosolv lignin with nitrogen, hydrogen, carbon monoxide, and carbon dioxide gases

    Hill Bembenic, M. A. & Burgess Clifford, C. E., Jul 19 2012, In : Energy and Fuels. 26, 7, p. 4540-4549 10 p.

    Research output: Contribution to journalArticle

    Lignin
    Hardwoods
    Carbon Monoxide
    Carbon Dioxide
    Carbon monoxide
    2011
    2 Citations (Scopus)

    Direct liquefaction (DCL) processes and technology for coal and biomass conversion

    Burgess Clifford, C. & Song, C., Sep 2011, Advances in Clean Hydrocarbon Fuel Processing: Science and Technology. Elsevier Ltd, p. 105-154 50 p.

    Research output: Chapter in Book/Report/Conference proceedingChapter

    Liquefaction
    Biomass
    Coal
    Lignin
    Hydrogenation
    2009
    5 Citations (Scopus)

    Characterization of liquids derived from laboratory coking of decant oil and co-coking of pittsburgh seam bituminous coal with decant oil

    Gül, Ö., Clifford, C., Rudnick, L. R. & Schobert, H. H., May 21 2009, In : Energy and Fuels. 23, 5, p. 2637-2645 9 p.

    Research output: Contribution to journalArticle

    Coal
    Bituminous coal
    Coking
    Oils
    Liquids

    Coal contributions to the overhead liquids obtained from co-coking in a laboratory scale delayed coker

    Gul, O., Burgess Clifford, C. E., Rudnick, L. R. & Schobert, H., Dec 1 2009, American Chemical Society - 237th National Meeting and Exposition, ACS 2009, Abstracts of Scientific Papers. (ACS National Meeting Book of Abstracts).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Coal
    Coking
    Liquids
    Oils
    Coke

    Lignin conversion to fuels, chemicals, and materials

    Hill Bembenic, M. A., Wang, D., Escallon, M., Kjöenstad, I. & Clifford, C. E., Dec 1 2009, American Chemical Society - 238th National Meeting and Exposition, ACS 2009, Abstracts of Scientific Papers. (ACS National Meeting Book of Abstracts).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Lignin
    Biomass
    Hydrocarbons
    Feedstocks
    Byproducts
    13 Citations (Scopus)

    Solvent extraction of bituminous coals using light cycle oil: Characterization of diaromatic products in liquids

    Griffith, J. M., Clifford, C. E., Rudnick, L. R. & Schobert, H. H., Sep 17 2009, In : Energy and Fuels. 23, 9, p. 4553-4561 9 p.

    Research output: Contribution to journalArticle

    Coal
    Bituminous coal
    Solvent extraction
    Oils
    Liquids
    6 Citations (Scopus)

    The effect of calcination on reactive milling of anthracite as potential precursor for graphite production

    Clifford, C. E., Narayanan, D. L., Van Essendelft, D. T., Jain, P., Sakti, A. & Lueking, A., Dec 1 2009, In : Fuel processing technology. 90, 12, p. 1515-1523 9 p.

    Research output: Contribution to journalArticle

    Anthracite
    Graphite
    Coal
    Ball milling
    Calcination
    2008
    3 Citations (Scopus)

    Role of carbon order in structural transformations and hydrogen evolution induced by reactive ball milling in cyclohexene

    Sakti, A., Wonderling, N. M., Clifford, C. E. B., Badding, J. V. & Lueking, A. D., Nov 6 2008, In : Journal of Physical Chemistry C. 112, 44, p. 17427-17435 9 p.

    Research output: Contribution to journalArticle

    Graphite
    Ball milling
    balls
    Hydrogen
    Carbon
    2007

    Assessment of oils derived from the co-coking: Best conditions toward the improvement of the jet fuel thermal stability

    Escallon, M. M., Carlsen, B., Clifford, C. E. & Schobert, H. H., 2007, 234th ACS National Meeting, Abstracts of Scientific Papers.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Coal
    Jet fuel
    Coking
    Oils
    Thermodynamic stability

    Carbon texture comparison of cokes produced from decant oil and its hydrotreated version when reacted with coal

    Escallón, M. M., Mitchell, G. D., Aksoy, P., Clifford, C. B. & Schobert, H. H., Dec 1 2007, 24th Annual International Pittsburgh Coal Conference 2007, PCC 2007. p. 2165-2177 13 p. (24th Annual International Pittsburgh Coal Conference 2007, PCC 2007; vol. 4).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    bituminous coal
    Coal
    Bituminous coal
    Oils
    Carbon

    Development of coal-based jet fuel

    Clifford, C. E. & Schobert, H. H., Dec 31 2007, 234th ACS National Meeting, Abstracts of Scientific Papers. (ACS National Meeting Book of Abstracts).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Coal
    Jet fuel
    Oils
    Coke
    Coal Tar
    12 Citations (Scopus)

    High heat sink jet fuels. 2. Stabilization of a JP-8 with model refined chemical oil/light cycle oil (RCO/LCO)-derived stabilizers

    Sobkowiak, M., Clifford, C. E. & Beaver, B., Mar 1 2007, In : Energy and Fuels. 21, 2, p. 982-986 5 p.

    Research output: Contribution to journalArticle

    Jet fuel
    Heat sinks
    Oils
    Stabilization
    Tetralones
    9 Citations (Scopus)

    High heat sink jet fuels. 3. On the mechanisms of action of model refined chemical oil/light cycle oil (RCO/LCO)-derived stabilizers for JP-8

    Beaver, B., Sobkowiak, M., Clifford, C. E., Wei, Y. & Fedek, M., Mar 1 2007, In : Energy and Fuels. 21, 2, p. 987-991 5 p.

    Research output: Contribution to journalArticle

    Jet fuel
    Heat sinks
    Oils
    Tetralones
    Thermal stress

    Integrating coal-to-liquid processes into refinery processes

    Clifford, C. E., Gul, O., Griffith, J. M., Gafarova, P., Mitchell, G. D., Escallon, M. M., Suriapraphadilok, U. & Schobert, H., Dec 31 2007, 234th ACS National Meeting, Abstracts of Scientific Papers. (ACS National Meeting Book of Abstracts).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Coal
    Jet fuel
    Liquids
    Coal Tar
    Coal tar

    Production of coal-based fuels and value-added products: Processes using coal and coal liquids with petroleum refining solvents

    Clifford, C. B., Griffith, J., Gül, Ö., Aksoy, P. G., Boehman, A., Miller, B., Mitchell, G., Song, C., Schobert, H. & Wilson, G., Jan 1 2007.

    Research output: Contribution to conferencePaper

    Petroleum refining
    Coal
    Petroleum
    Coal Tar
    Coal tar
    14 Citations (Scopus)

    The effect of HCl and NaOH treatment on structural transformations in a ball-milled anthracite after thermal and chemical processing

    Lueking, A., Gutierrez, H. R., Jain, P., Van Essandelft, D. T. & Clifford, C. E., Oct 1 2007, In : Carbon. 45, 11, p. 2297-2306 10 p.

    Research output: Contribution to journalArticle

    Diamond
    Anthracite
    Coal
    Diamonds
    Carbon
    2006

    Co-coking of hydrotreated decant oil/coal blends in a laboratory scale coking unit: Product distribution of distillates

    Gül, Ö., Rudnick, L. R., Scalise, A., Clifford, C. E. & Schobert, H. H., Dec 1 2006, 23rd Annual International Pittsburgh Coal Conference, PCC - Coal-Energy, Environment and Sustainable Development. (23rd Annual International Pittsburgh Coal Conference, PCC - Coal-Energy, Environment and Sustainable Development).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Coking
    coal
    oils
    Coal
    jet engine fuels

    Combined hydrogen production and storage via reactive ball milling: Investigation of carbon structure for hydrogen capture

    Sakti, A., Burgess Clifford, C. E., Fonseca, D. A. & Lueking, A. D., Dec 1 2006, 2006 AIChE Annual Meeting. (AIChE Annual Meeting, Conference Proceedings).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Hydrogen storage
    Ball milling
    Hydrogen production
    Hydrogen
    Carbon
    32 Citations (Scopus)

    Combined hydrogen production and storage with subsequent carbon crystallization

    Lueking, A., Gutierrez, H. R., Fonseca, D. A., Narayanan, D. L., Van Essendelft, D., Jain, P. & Clifford, C. E., Jun 21 2006, In : Journal of the American Chemical Society. 128, 24, p. 7758-7760 3 p.

    Research output: Contribution to journalArticle

    Hydrogen storage
    Hydrogen production
    Crystallization
    Hydrogen
    Carbon
    18 Citations (Scopus)

    High heat sink jet fuels. Part 1. Development of potential oxidative and pyrolytic additives for JP-8

    Beaver, B. D., Clifford, C. B., Fedak, M. G., Gao, L., Iyer, P. S. & Sobkowiak, M., Jul 1 2006, In : Energy and Fuels. 20, 4, p. 1639-1646 8 p.

    Research output: Contribution to journalArticle

    phosphine
    Jet fuel
    Heat sinks
    Oxygenation
    Molecular oxygen

    Investigating reactive ball milling of anthracite coal

    Sakti, A., Clifford, C. E. & Lueking, A., Dec 1 2006, 23rd Annual International Pittsburgh Coal Conference, PCC - Coal-Energy, Environment and Sustainable Development. (23rd Annual International Pittsburgh Coal Conference, PCC - Coal-Energy, Environment and Sustainable Development).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    anthracite
    Anthracite
    Ball milling
    coal
    balls
    4 Citations (Scopus)

    Polyols: An alternative sugar platform for conversion of biomass to fuels and chemicals

    Robinson, J. M., Burgess, C. E., Bently, M. A., Brasher, C. D., Horne, B. O., Lillard, D. M., Macias, J. M., Marrufo, L. D., Mandal, H. D., Mills, S. C., O'Hara, K. D., Pon, J. T., Raigoza, A. F., Sanchez, E. H., Villarreal, J. S. & Xiang, Q., Dec 1 2006, Feedstocks for the Future: Renewables for the Production of Chemicals and Materials. Bozell, J. & Patel, M. (eds.). p. 304-320 17 p. (ACS Symposium Series; vol. 921).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Polyols
    Sugars
    Biomass
    Hydrogenation
    Alcohol fuels

    Process repeatability of co-coking of coal and decant oil in a pilot-scale delayed coker

    Gül, Ö., Clifford, C. E., Rudnick, L. R. & Schobert, H., Dec 1 2006, Abstracts of Papers - 232nd American Chemical Society Meeting and Exposition. (ACS National Meeting Book of Abstracts; vol. 232).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Coal
    Coking
    Oils
    Liquids
    Experiments

    Solubility prediction of coals in some petroleum streams via solubility parameters calculation of LCO and DO for the production of the JP-900

    Escallon, M. M., Griffith, J. M., Larsen, J. W., Clifford, C. E. & Schobert, H. H., Dec 1 2006, Abstracts of Papers - 232nd American Chemical Society Meeting and Exposition. (ACS National Meeting Book of Abstracts; vol. 232).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Coal
    Petroleum
    Solubility
    Coking
    Oils

    Structural characterization of alternative binder pitches for carbon anodes

    Suriyapraphadilok, U., Andresen, J. M., Clifford, D. J., Clifford, C. E. & Schobert, H. H., Dec 1 2006, 23rd Annual International Pittsburgh Coal Conference, PCC - Coal-Energy, Environment and Sustainable Development. (23rd Annual International Pittsburgh Coal Conference, PCC - Coal-Energy, Environment and Sustainable Development).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Binders
    Anodes
    anodes
    Carbon
    carbon

    The characterization of cokes from Co-coking of decant oil and coal

    Aksoy, P. G., Clifford, C. B., Rudnick, L. & Schobert, H. H., Dec 1 2006, 23rd Annual International Pittsburgh Coal Conference, PCC - Coal-Energy, Environment and Sustainable Development. (23rd Annual International Pittsburgh Coal Conference, PCC - Coal-Energy, Environment and Sustainable Development).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Coking
    coal
    oils
    Coal
    Oils

    The evaluation of cokes from co-coking of decant oil and coal with various methods

    Aksoy, P. G., Mitchell, G. D., Clifford, C. E., Rudnick, L. R. & Schobert, H. H., 2006, Abstracts of Papers - 232nd American Chemical Society Meeting and Exposition. Vol. 232.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Ashes
    Coal
    Coking
    Oils
    Coke
    2005
    1 Citation (Scopus)

    Development of additive candidates for the stabilization of future jet fuels (JP-900)

    Beaver, B. D., Clifford, C. B., Gao, L. & Sobkowiak, M., Dec 1 2005, 9th International Conference on Stability, Handling and Use of Liquid Fuels 2005. p. 366-411 46 p. (9th International Conference on Stability, Handling and Use of Liquid Fuels 2005; vol. 1).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Jet fuel
    Stabilization
    Oxygen
    73 Citations (Scopus)

    Effect of expanded graphite lattice in exfoliated graphite nanofibers on hydrogen storage

    Lucking, A. D., Pan, L., Narayanan, D. L. & Clifford, C. E. B., Jul 7 2005, In : Journal of Physical Chemistry B. 109, 26, p. 12710-12717 8 p.

    Research output: Contribution to journalArticle

    Graphite
    Hydrogen storage
    Nanofibers
    Hydrogen
    graphite

    Exfoliated graphite nanofibers: Structure, adsorption, and electric double-layer capacitance

    Lueking, A., Rajagopalan, R., Pan, L., Clifford, C. E. & Narayanan, D., Jan 1 2005. 1 p.

    Research output: Contribution to conferencePaper

    Nanofibers
    Graphite
    Capacitance
    Adsorption
    Heat treatment
    1 Citation (Scopus)

    Exfoliated graphite nanofibers for hydrogen storage

    Lueking, A. D., Pan, L., Narayanan, D. & Clifford, C. E. B., Dec 1 2005, In : ACS Division of Fuel Chemistry, Preprints. 50, 2, p. 457-459 3 p.

    Research output: Contribution to journalConference article

    Hydrogen storage
    Nanofibers
    Graphite
    Hydrogen
    Adsorption

    Exfoliated graphite nanofibers for hydrogen storage

    Lueking, A. D., Pan, L., Narayanan, D. L. & Clifford, C. B., Dec 1 2005, In : ACS National Meeting Book of Abstracts. 230

    Research output: Contribution to journalConference article

    Graphite
    Hydrogen storage
    Nanofibers
    Hydrogen
    Carbon
    43 Citations (Scopus)
    Jet fuel
    Deposits
    Degradation
    Experiments
    Hot Temperature
    2004
    7 Citations (Scopus)

    Chemistry of tetralin in an oxygenated model fuel system: Insights into the development of new fuel additives

    Beaver, B., Fedak, M., Wei, Y., Clifford, C. B. & Sobkowiak, M., Aug 1 2004, In : American Chemical Society, Division of Petroleum Chemistry, Preprints. 49, 4, p. 461-462 2 p.

    Research output: Contribution to journalArticle

    Fuel additives
    Fuel systems

    Chemistry of tetralin in an oxygenated model fuel system: Insights into the development of new fuel additives

    Beaver, B. D., Fedak, M., Wei, Y., Clifford, C. E. & Sobkowiak, M., Oct 20 2004, In : ACS National Meeting Book of Abstracts. 228, 2

    Research output: Contribution to journalArticle

    Tetralones
    Fuel additives
    Fuel systems
    Jet fuel
    Thermodynamic stability

    Coal extraction using light cycle oil: A factorial design study of process parameters

    Griffith, J. M., Clifford, C. E., Rudnick, L. R., Schobert, H. & Martín, P. D., Oct 20 2004, In : ACS National Meeting Book of Abstracts. 228, 1

    Research output: Contribution to journalConference article

    Coal
    Petroleum
    Aviation
    Crude oil
    Coal Tar

    Coal extraction using light cycle oil: A factorial design study of process parameters

    Griffith, J. M., Clifford, C. E., Rudnick, L. R., Schobert, H. H. & Martín, P. D., Sep 1 2004, In : ACS Division of Fuel Chemistry, Preprints. 49, 2, p. 627-629 3 p.

    Research output: Contribution to journalConference article

    Coal
    Oils
    Temperature

    Evaluation of additives to inhibit oxidative and pyrolytic deposition of jet fuels

    Clifford, C. E., Sobkowiak, M. & Beaver, B., 2004, In : ACS National Meeting Book of Abstracts. 228, 2

    Research output: Contribution to journalArticle

    Jet fuel
    Phosphines
    Fuel additives
    Fuel systems
    Jet engines
    3 Citations (Scopus)

    Evaluation of additives to inhibit oxidative and pyrolytic deposition of jet fuels

    Sobkowiak, M., Clifford, C. E. B. & Beaver, B., Aug 1 2004, In : American Chemical Society, Division of Petroleum Chemistry, Preprints. 49, 4, p. 450-452 3 p.

    Research output: Contribution to journalArticle

    Jet fuel

    Induced defects in carbonaceous materials for hydrogen storage

    Lueking, A. D., Burgess Clifford, C. E. & Narayanan, D. L., Oct 20 2004, In : ACS National Meeting Book of Abstracts. 228, 1, p. FUEL-167

    Research output: Contribution to journalConference article

    Hydrogen storage
    Hydrogen
    Defects
    Graphite
    Carbon
    3 Citations (Scopus)

    Induced defects in carbonaceous materials for hydrogen storage

    Lueking, A., Clifford, C. E. & Narayanan, D. L., Sep 2004, In : Am Chem Soc Div Fuel Chem Prepr. 49, 2, p. 843-844 2 p.

    Research output: Contribution to journalArticle

    Hydrogen storage
    Nanofibers
    Graphite
    Defects
    Amorphous carbon
    18 Citations (Scopus)

    New directions for non-fuel uses of anthracites

    Andrésen, J. M., Clifford, C. E., Pappano, P. J. & Schobert, H. H., Aug 25 2004, In : Fuel processing technology. 85, 12, p. 1373-1392 20 p.

    Research output: Contribution to journalArticle

    Anthracite
    Coal
    Carbon
    Activated carbon
    Binders

    Possible use of additives to provide JP-900 from a JP-8

    Beaver, B. D., Fedak, M., Sobkowiak, M. & Clifford, C. E., Oct 20 2004, In : ACS National Meeting Book of Abstracts. 228, 2

    Research output: Contribution to journalArticle

    Phosphines
    Fuel additives
    Coatings
    Fuel systems
    Jet engines
    7 Citations (Scopus)

    Synthesis of pitch materials from hydrogenation of anthracite

    Andrésen, J. M., Zhang, Y., Clifford, C. E. & Schobert, H. H., Aug 25 2004, In : Fuel processing technology. 85, 12, p. 1361-1372 12 p.

    Research output: Contribution to journalArticle

    Anthracite
    Coal
    Hydrogenation
    Hydrogen
    Carbon