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Research Output 1987 2020

2020

The role of fuel chemistry in dictating nanostructure evolution of soot toward source identification

Singh, M. & Vander Wal, R. L., Jan 2 2020, In : Aerosol Science and Technology. 54, 1, p. 66-78 13 p.

Research output: Contribution to journalArticle

Soot
soot
Nanostructures
laser
Lasers
2019
2 Citations (Scopus)

Effect of hydrogen concentration on graphene synthesis using microwave-driven plasma-mediated methane cracking

Singh, M., Sengupta, A., Zeller, K., Skoptsov, G. & Vander Wal, R. L., Mar 1 2019, In : Carbon. 143, p. 802-813 12 p.

Research output: Contribution to journalArticle

Graphite
Methane
Graphene
Hydrogen
Carbon
5 Citations (Scopus)

Laser-induced structural modifications of differently aged soot investigated by HRTEM

Apicella, B., Pré, P., Rouzaud, J. N., Abrahamson, J., Vander Wal, R. L., Ciajolo, A., Tregrossi, A. & Russo, C., Jun 1 2019, In : Combustion and Flame. 204, p. 13-22 10 p.

Research output: Contribution to journalArticle

Soot
soot
Laser heating
Lasers
laser heating
1 Citation (Scopus)

Nanostructure changes in diesel soot during NO2–O2 oxidation under diesel particulate filter-like conditions toward filter regeneration

Singh, M., Srilomsak, M., Wang, Y., Hanamura, K. & Vander Wal, R., Oct 1 2019, In : International Journal of Engine Research. 20, 8-9, p. 953-966 14 p.

Research output: Contribution to journalArticle

Soot
Nanostructures
Oxidation
Exhaust gases
Carbon
1 Citation (Scopus)

Soot differentiation by laser derivatization

Singh, M., Gaddam, C. K., Abrahamson, J. P. & Vander Wal, R. L., Feb 1 2019, In : Aerosol Science and Technology. 53, 2, p. 207-229 23 p.

Research output: Contribution to journalArticle

Soot
soot
Nanostructures
laser
Lasers
2 Citations (Scopus)

The Effect of Temperature on Soot Properties in Premixed Ethylene Flames

Apicella, B., Tregrossi, A., Ciajolo, A., Abrahamson, J., Vander Wal, R. L. & Russo, C., Sep 2 2019, In : Combustion science and technology. 191, 9, p. 1558-1570 13 p.

Research output: Contribution to journalArticle

Soot
soot
flames
Ethylene
ethylene
2018
2 Citations (Scopus)
Particulate Matter
particulate matter
Carbon
carbon
smoothing
8 Citations (Scopus)

Carbon structure and resulting graphitizability upon oxygen evolution

Abrahamson, J. P., Jain, A., van Duin, A. C. T. & Vander Wal, R. L., Aug 2018, In : Carbon. 135, p. 171-179 9 p.

Research output: Contribution to journalArticle

Carbonization
Sugar (sucrose)
Carbon
Oxygen
Sucrose

Effect of filler size in a graphene-anthracene carbon-carbon composite

Singh, M. & Vander Wal, R. L., Jan 1 2018, TechConnect Briefs 2018 - Advanced Materials. Laudon, M., Case, F., Case, F. & Romanowicz, B. (eds.). TechConnect, p. 9-11 3 p. (TechConnect Briefs 2018 - Advanced Materials; vol. 1).

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

Carbon carbon composites
Graphite
Anthracene
Graphene
Fillers
13 Citations (Scopus)

HRTEM and EELS investigations of flame-formed soot nanostructure

Apicella, B., Ciajolo, A., Tregrossi, A., Abrahamson, J., Vander Wal, R. L. & Russo, C., Aug 1 2018, In : Fuel. 225, p. 218-224 7 p.

Research output: Contribution to journalArticle

Soot
Electron energy loss spectroscopy
High resolution transmission electron microscopy
Nanostructures
Methane
4 Citations (Scopus)
incandescence
tires
soot
optical properties
lasers
incandescence
Soot
tires
soot
Tires

Interfacial nanostructure dictates macro-structural properties of carbon-carbon composites

Singh, M. & Vander Wal, R. L., Jan 1 2018, TechConnect Briefs 2018 - Advanced Materials. Laudon, M., Case, F., Case, F. & Romanowicz, B. (eds.). TechConnect, p. 156-158 3 p. (TechConnect Briefs 2018 - Advanced Materials; vol. 1).

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

Carbon carbon composites
Macros
Structural properties
Nanostructures
Reinforcement

Laser carbon interactions

Abrahamson, J. P., Vander Wal, R. L., Gokulakrishnan, P., Joklik, R. & Fuller, C., Jan 1 2018, TechConnect Briefs 2018 - Materials for Energy, Efficiency and Sustainability. Romanowicz, B., Case, F., Case, F. & Laudon, M. (eds.). TechConnect, p. 105-108 4 p. (TechConnect Briefs 2018 - Advanced Materials; vol. 2).

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

Carbon
Lasers
Annealing
Furnaces
Processing

Microwave plasma processing of methane: Optical diagnostics and carbon characterizations

Vander Wal, R., Sengupta, A., Musselman, E., Zeller, K. & Skoptsov, G., Jan 1 2018.

Research output: Contribution to conferencePaper

Plasma applications
Coal
Methane
coal
Carbon

Quantification of nanostructure changes by HRTEM and fringe analyses during NO2-O2 oxidation

Srilomsak, M., Singh, M., Hanamura, K. & Wal, R. L. V., Jan 1 2018.

Research output: Contribution to conferencePaper

Soot
soot
Nanostructures
Transmission electron microscopy
Oxidation

Reconciliation of carbon oxidation rates and activation energies based on changing nanostructure

Singh, M., Gaddam, C. K., Wal, R. L. V., Chen, X., Yezerets, A. & Kamasamudram, K., Jan 1 2018.

Research output: Contribution to conferencePaper

Nanostructures
Carbon
Activation energy
activation energy
Oxidation

Soot derivatization for source identification

Singh, M. & Wal, R. L. V., Jan 1 2018.

Research output: Contribution to conferencePaper

Soot
soot
Nanostructures
Lasers
lamella

Spectroscopic diagnostics and material characterization for wave Liquefaction™ processing of carbon materials for the production of value-added chemicals and feedstocks

Vander Wal, R. L., Sengupta, A., Singh, M., Musselman, E., Zeller, K. & Skoptsov, G., Jan 1 2018, TechConnect Briefs 2018 - Advanced Materials. Case, F., Laudon, M., Case, F. & Romanowicz, B. (eds.). TechConnect, p. 40-43 4 p. (TechConnect Briefs 2018 - Advanced Materials; vol. 1).

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

Liquefaction
Feedstocks
Carbon
Microwaves
Plasma diagnostics

Wave liquefaction™ processing of carbon materials for the production of value-added chemicals and feedstocks: Spectroscopic diagnostics and material characterization

Wal, R. V., Sengupta, A., Singh, M., Zeller, K. & Skoptsov, G., Jan 1 2018, Catalysis and Reaction Engineering Division 2018 - Core Programming Area at the 2018 AIChE Annual Meeting. AIChE, p. 227-229 3 p. (Catalysis and Reaction Engineering Division 2018 - Core Programming Area at the 2018 AIChE Annual Meeting).

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

Liquefaction
Feedstocks
Carbon
Processing
2017
25 Citations (Scopus)

A Laboratory Comparison of Emission Factors, Number Size Distributions, and Morphology of Ultrafine Particles from 11 Different Household Cookstove-Fuel Systems

Shen, G., Gaddam, C. K., Ebersviller, S. M., Vander Wal, R. L., Williams, C., Faircloth, J. W., Jetter, J. J. & Hays, M. D., Jun 6 2017, In : Environmental Science and Technology. 51, 11, p. 6522-6532 11 p.

Research output: Contribution to journalArticle

Fuel systems
Penicillin G Benzathine
Stoves
Alcohols
Kerosene
7 Citations (Scopus)

Characterization of emissions and residues from simulations of the Deepwater Horizon surface oil burns

Gullett, B. K., Aurell, J., Holder, A., Mitchell, W., Greenwell, D., Hays, M., Conmy, R., Tabor, D., Preston, W., George, I., Abrahamson, J. P., Vander Wal, R. & Holder, E., Apr 15 2017, In : Marine pollution bulletin. 117, 1-2, p. 392-405 14 p.

Research output: Contribution to journalArticle

oils
Toxicity
oil
Crude oil
emissions factor

Electrocapacitive desalination of brackish water using biochars

Sengupta, A., Ramakrishnan, R. & Wal, R. L. V., Jan 1 2017, Materials for Energy, Efficiency and Sustainability - TechConnect Briefs 2017. Romanowicz, B., Case, F., Laudon, M. & Case, F. (eds.). TechConnect, p. 251-252 2 p. (Advanced Materials - TechConnect Briefs 2017; vol. 2).

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

Desalination
Biomass
Carbon
Water
Lignin

Estimating soot primary particle diameter using time-resolved laser-induced incandescence

Abrahamson, J. P., Singh, M. & Vander Wal, R. L., Jan 1 2017.

Research output: Contribution to conferencePaper

incandescence
Soot
soot
estimating
Particle size

Gas turbine nvPM formation and oxidation semi-empirical model for commercial aviation

Abrahamson, J. & Vander Wal, R., Jan 1 2017.

Research output: Contribution to conferencePaper

commercial aviation
Civil aviation
Particulate Matter
gas turbines
particulates
7 Citations (Scopus)

Impacts of advanced diesel combustion operation on soot nanostructure and reactivity

Yehliu, K., Lilik, G. K., Vander Wal, R. L., Sun, C. & Boehman, A. L., Aug 1 2017, In : International Journal of Engine Research. 18, 5-6, p. 532-542 11 p.

Research output: Contribution to journalArticle

Soot
Nanostructures
Exhaust gas recirculation
Fuel injection
Diesel engines
19 Citations (Scopus)

Improved quantification of curvature in high-resolution transmission electron microscopy lattice fringe micrographs of soots

Wang, C., Huddle, T., Huang, C. H., Zhu, W., Vander Wal, R. L., Lester, E. H. & Mathews, J. P., Jun 1 2017, In : Carbon. 117, p. 174-181 8 p.

Research output: Contribution to journalArticle

Soot
High resolution transmission electron microscopy
Defects
Carbon black
Climate change
6 Citations (Scopus)

Nanostructure and burning mode of light-duty diesel particulate with conventional diesel, biodiesel, and intermediate blends

Strzelec, A., Vander Wal, R. L., Lewis, S. A., Toops, T. J. & Daw, C. S., Aug 1 2017, In : International Journal of Engine Research. 18, 5-6, p. 520-531 12 p.

Research output: Contribution to journalArticle

Biodiesel
Nanostructures
Oxidation
High resolution transmission electron microscopy
Trajectories

Nanostructure as a paradigm for describing carbon structure, interpreting its reactivity and quantifying its transformations

Vander Wal, R. L., Abrahamson, J. P., Singh, M., Gaddam, C. K., Yehliu, K. & Huang, C. H., Jan 1 2017.

Research output: Contribution to conferencePaper

Nanostructures
Carbon
reactivity
carbon
oxidation
13 Citations (Scopus)

Pulsed laser annealing of carbon black

Abrahamson, J. P., Singh, M., Mathews, J. P. & Vander Wal, R. L., Nov 2017, In : Carbon. 124, p. 380-390 11 p.

Research output: Contribution to journalArticle

Soot
Carbon black
Pulsed lasers
Annealing
Lasers
Plasma diagnostics
Coal
Liquefaction
liquefaction
Feedstocks
2016
4 Citations (Scopus)

A survey of jet aircraft PM by TEM in APEX III

Huang, C. H., Bryg, V. M. & Vander Wal, R. L., Sep 1 2016, In : Atmospheric Environment. 140, p. 614-622 9 p.

Research output: Contribution to journalArticle

soot
transmission electron microscopy
aircraft
climate effect
particulate matter
4 Citations (Scopus)

Characterization of the particulate emissions from the BP Deepwater Horizon surface oil burns

Gullett, B. K., Hays, M. D., Tabor, D. & Vander Wal, R. L., Jun 15 2016, In : Marine pollution bulletin. 107, 1, p. 216-223 8 p.

Research output: Contribution to journalArticle

particulate emissions
polychlorinated dibenzodioxins
Particulate emissions
PCDD
polychlorinated dibenzofurans
8 Citations (Scopus)

Chemistry characterization of jet aircraft engine particulate matter by XPS: Results from APEX III

Vander Wal, R. L., Bryg, V. M. & Huang, C. H., Sep 1 2016, In : Atmospheric Environment. 140, p. 623-629 7 p.

Research output: Contribution to journalArticle

X-ray spectroscopy
particulate matter
engine
aircraft
lubricant

Curvature in soot nanostructure: Origins and tests

Huang, C. H., Abrahamson, J. P. & Vander Wal, R. L., Jan 1 2016.

Research output: Contribution to conferencePaper

Soot
soot
jet engine fuels
Nanostructures
Jet fuel

Gas turbine nvPM formation and oxidation semi-empirical model for commercial aviation

Abrahamson, J. & Vander Wal, R., Jan 1 2016.

Research output: Contribution to conferencePaper

commercial aviation
Civil aviation
Particulate Matter
gas turbines
Combustors
19 Citations (Scopus)

Impact of rail pressure and biodiesel fueling on the particulate morphology and soot nanostructures from a common-rail turbocharged direct injection diesel engine

Ye, P., Sun, C., Lapuerta, M., Agudelo, J., Vander Wal, R., Boehman, A. L., Toops, T. J. & Daw, S., Feb 1 2016, In : International Journal of Engine Research. 17, 2, p. 193-208 16 p.

Research output: Contribution to journalArticle

Fueling
Direct injection
Soot
Biodiesel
Diesel engines

Investigation of subsequent deposit growth on pre-existing lubricant deposits: a substitutional growth model

Kouame, S. D. B., Vander Wal, R. L. & Perez, J., Aug 1 2016, In : Lubrication Science. 28, 5, p. 267-280 14 p.

Research output: Contribution to journalArticle

Lubricants
Deposits
Oxidation
Dehydrogenation
Stretching

Jet aircraft non-volatile particulate matter characterization and estimation

Vander Wal, R. L. & Abrahamson, J., Jan 1 2016, Environmental Division 2016 - Core Programming Area at the 2016 AIChE Annual Meeting. AIChE, p. 162-164 3 p. (Environmental Division 2016 - Core Programming Area at the 2016 AIChE Annual Meeting).

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

Jet aircraft
Soot
Particulate Matter
black carbon
Carbon black
10 Citations (Scopus)

NO2 Oxidation Reactivity and Burning Mode of Diesel Particulates

Strzelec, A., Vander Wal, R. L., Thompson, T. N., Toops, T. J. & Daw, C. S., May 1 2016, In : Topics in Catalysis. 59, 8-9, p. 686-694 9 p.

Research output: Contribution to journalArticle

Oxidation
Specific surface area
Transmission electron microscopy
Kinetics
Biofuels
18 Citations (Scopus)

Partial premixing effects upon soot nanostructure

Huang, C. H. & Vander Wal, R. L., Jun 1 2016, In : Combustion and Flame. 168, p. 403-408 6 p.

Research output: Contribution to journalArticle

premixing
Soot
soot
Nanostructures
Benzene
6 Citations (Scopus)

Predictive Model Development for Aviation Black Carbon Mass Emissions from Alternative and Conventional Fuels at Ground and Cruise

Abrahamson, J. P., Zelina, J., Andac, M. G. & Vander Wal, R. L., Nov 1 2016, In : Environmental Science and Technology. 50, 21, p. 12048-12055 8 p.

Research output: Contribution to journalArticle

Soot
black carbon
Aviation
engine
Engines
15 Citations (Scopus)

Quantification of nano-scale carbon structure by HRTEM and lattice fringe analysis

Gaddam, C. K., Huang, C. H. & Vander Wal, R. L., Jun 1 2016, In : Pattern Recognition Letters. 76, p. 90-97 8 p.

Research output: Contribution to journalArticle

Soot
Carbon
Image analysis
Graphene
Nanostructures
26 Citations (Scopus)

Reconciliation of carbon oxidation rates and activation energies based on changing nanostructure

Gaddam, C. K., Vander Wal, R. L., Chen, X., Yezerets, A. & Kamasamudram, K., Mar 1 2016, In : Carbon. 98, p. 545-556 12 p.

Research output: Contribution to journalArticle

Nanostructures
Carbon
Activation energy
Oxidation
Soot

Source identification for non-volatile particulate matter by laser derivatization

Vander Wal, R. L. & Abrahamson, J., Jan 1 2016, Environmental Division 2016 - Core Programming Area at the 2016 AIChE Annual Meeting. AIChE, p. 116-118 3 p. (Environmental Division 2016 - Core Programming Area at the 2016 AIChE Annual Meeting).

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

Soot
Particulate Matter
soot
particulate matter
black carbon
2015
2 Citations (Scopus)

Deposit formation from lubricant degradation: A uniform layer deposition model

Kouame, S. D. B., Wal, R. L. V. & Perez, J., Jan 1 2015, In : Lubrication Science. 27, 1, p. 1-13 13 p.

Research output: Contribution to journalArticle

Lubricants
Deposits
Degradation
Aging of materials
Functional groups
5 Citations (Scopus)

Direct microplasma analysis of coals and sorbents for C, H, N, S and mineral element concentrations

Gaddam, C. K. & Vander Wal, R. L., Apr 1 2015, In : International Journal of Coal Geology. 143, p. 11-21 11 p.

Research output: Contribution to journalArticle

Sorbents
Minerals
Coal
coal
Chemical elements
61 Citations (Scopus)

Effect of nanostructure, oxidative pressure and extent of oxidation on model carbon reactivity

Jaramillo, I. C., Gaddam, C. K., Vander Wal, R. L. & Lighty, J. A. S., May 1 2015, In : Combustion and Flame. 162, 5, p. 1848-1856 9 p.

Research output: Contribution to journalArticle

Nanostructures
Carbon
reactivity
Oxidation
oxidation
4 Citations (Scopus)

Experimental Studies of High Efficiency Combustion with Fumigation of Dimethyl Ether and Propane into Diesel Engine Intake Air

Prabhakar, B., Jayaraman, S., Vander Wal, R. L. & Boehman, A., Apr 1 2015, In : Journal of Engineering for Gas Turbines and Power. 137, 4, 041505.

Research output: Contribution to journalArticle

Fumigation
Air intakes
Propane
Diesel engines
Ethers

Pulsed laser annealing: Application to nanoscale carbon materials

Wal, R. V. & Gaddam, C., Jan 1 2015, NSTI: Advanced Materials - TechConnect Briefs 2015. Romanowicz, B. & Laudon, M. (eds.). Taylor and Francis Inc., p. 141-143 3 p. (NSTI: Advanced Materials - TechConnect Briefs 2015; vol. 1).

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

Soot
Terminology
Pulsed lasers
Image analysis
Lasers