Penn State University Park

  • United States

Research Output 1949 2020

4 Citations (Scopus)

Unraveling the surface chemistry processes in lithiated and boronized plasma material interfaces under extreme conditions

Krstic, P. S., Allain, J. P., Dominguez-Gutierrez, F. J. & Bedoya, F., Jul 2018, In : Matter and Radiation at Extremes. 3, 4, p. 165-187 23 p.

Research output: Contribution to journalReview article

Open Access
Surface chemistry
chemistry
Plasmas
Fusion reactions
fusion
6 Citations (Scopus)

Unraveling wall conditioning effects on plasma facing components in NSTX-U with the Materials Analysis Particle Probe (MAPP)

Bedoya, F., Allain, J. P., Kaita, R., Skinner, C. H., Buzi, L. & Koel, B. E., Nov 1 2016, In : Review of Scientific Instruments. 87, 11, 11D403.

Research output: Contribution to journalArticle

conditioning
methodology
Plasmas
probes
Experiments
7 Citations (Scopus)

Unravelling Mango's mysteries: A kinetic scheme describing the diagenetic fate of C7-alkanes in petroleum systems

Van Duin, A. C. T. & Larter, S. R., Dec 20 1997, In : Organic Geochemistry. 27, 7-8, p. 597-599 3 p.

Research output: Contribution to journalArticle

Alkanes
Petroleum
Hydrocarbons
alkane
Gasoline
28 Citations (Scopus)

Unravelling the diversity behind the Ophiocordyceps unilateralis (Ophiocordycipitaceae) complex: Three new species of zombie-ant fungi from the Brazilian Amazon

Araújo, J. P. M., Evans, H. C., Geiser, D. M., Mackay, W. P. & Hughes, D. P., Jul 24 2015, In : Phytotaxa. 220, 3, p. 224-238 15 p.

Research output: Contribution to journalArticle

Ophiocordyceps
ant
Formicidae
fungus
new species
173 Citations (Scopus)

Unrealistic expectations and problem-solving ability in maltreating and comparison mothers

Azar, S. T., Robinson, D. R., Hekimian, E. & Twentyman, C. T., Aug 1 1984, In : Journal of Consulting and Clinical Psychology. 52, 4, p. 687-691 5 p.

Research output: Contribution to journalArticle

Aptitude
Child Development
Surveys and Questionnaires
25 Citations (Scopus)

Unrecognized coral species diversity masks differences in functional ecology

Boulay, J. N., Hellberg, M. E., Cortés, J. & Baums, I. B., Dec 11 2013, In : Proceedings of the Royal Society B: Biological Sciences. 281, 1776, 20132816.

Research output: Contribution to journalArticle

Anthozoa
Reefs
Biodiversity
Ecology
Masks
13 Citations (Scopus)

Unrecognized impact of a biocontrol agent on the spread rate of an invasive thistle

Marchetto, K. M., Shea, K., Kelly, D., Groenteman, R., Sezen, Z. & Jongejans, E., Jul 2014, In : Ecological Applications. 24, 5, p. 1178-1187 10 p.

Research output: Contribution to journalArticle

biocontrol agent
seed production
potential biocontrol agent
seed
seed set
14 Citations (Scopus)

Unrestricted cell-mediated lympholysis to antigens linked to the Tla locus in the mouse

Wernet, D. & Klein, J., Dec 1979, In : Immunogenetics. 8, 1, p. 361-365 5 p.

Research output: Contribution to journalArticle

Antigens
4 Citations (Scopus)

Unroofing the klamaths-blame it on siletzia?

Piotraschke, R., Cashman, S. M., Furlong, K. P., Kamp, P. J. J., Danišík, M. & Xu, G., May 13 2015, In : Lithosphere. 7, 4, p. 427-440 14 p.

Research output: Contribution to journalArticle

unroofing
exhumation
mountain
detachment fault
tectonics

Unsealing Fate: Policy Practices Aimed at Reducing the Intergenerational Transmission of Poverty

Kopp, L. M. & Creavey, K. L., Oct 1 2017, In : Policy Insights from the Behavioral and Brain Sciences. 4, 2, p. 115-122 8 p.

Research output: Contribution to journalArticle

Poverty
Mothers
poverty
Neurotoxins
Neurosciences
1 Citation (Scopus)

Unsilencing Critical Conversations in Social-Studies Teacher Education using Agent-based Modeling

Hostetler, A., Sengupta, P. & Hollett, T. S., Apr 3 2018, In : Cognition and Instruction. 36, 2, p. 139-170 32 p.

Research output: Contribution to journalArticle

social studies
Systems Analysis
Teaching
conversation
Learning

Unstable e± photospheres and GRB spectral relations

Ioka, K., Murase, K., Toma, K., Nagataki, S., Nakamura, T. & Meszaros, P. I., Dec 1 2008, 2008 Nanjing Gamma-Ray Burst Conference. Vol. 1065. p. 189-194 6 p.

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

photosphere
gamma ray bursts
clumps
protons
cut-off
155 Citations (Scopus)

Unstable extension of the lithosphere: a mechanical model for Basin-and- Range structure.

Fletcher, R. C. & Hallet, B., Jan 1 1983, In : Journal of Geophysical Research. 88, B9, p. 7457-7466 10 p.

Research output: Contribution to journalArticle

lithosphere
basins
Creep
ductile-brittle transition
basin

Unstable GRB Photospheres and Blueshifted e± Annihilation Lines

Ioka, K., Murase, K., Toma, K., Nagataki, S. & Nakamura, T., Dec 1 2008, Gamma-Ray Bursts 2007 - Proceedings of the Santa Fe Conference. Vol. 1000. p. 377-380 4 p.

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

photosphere
gamma ray bursts
protons
Fermi Gamma-ray Space Telescope
fireballs

Unstable GRB photospheres and e± annihilation lines

Kunihito, I., Murase, K., Toma, K., Nagataki, S. & Nakamura, T., Dec 1 2007, In : Astrophysical Journal. 670, 2

Research output: Contribution to journalArticle

photosphere
gamma ray bursts
kinetic energy
dissipation
power law
64 Citations (Scopus)

Unstable GRB photospheres and e± annihilation lines

Ioka, K., Murase, K., Toma, K., Nagataki, S. & Nakamura, T., Jan 1 2007, In : Astrophysical Journal. 670, 2 PART 2, p. L77-L80

Research output: Contribution to journalArticle

photosphere
gamma ray bursts
kinetic energy
dissipation
power law
2 Citations (Scopus)

Unsteady, laminar flow simulations using the nonlinear disturbance equations

Hansen, R. P., Long, L. N. & Morris, P. J., Dec 1 2000.

Research output: Contribution to conferencePaper

Wall flow
Flow simulation
Viscous flow
Circular cylinders
laminar flow
7 Citations (Scopus)

Unsteady, three-dimensional multiphase CFD analysis of maneuvering high speed supercavitating vehicles

Kunz, R. F., Lindau, J. W., Gibeling, H. J., Mulherin, J. M., Bieryla, D. J. & Reese, E. A., Dec 1 2003, 41st Aerospace Sciences Meeting and Exhibit. (41st Aerospace Sciences Meeting and Exhibit).

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

dynamic analysis
computational fluid dynamics
Dynamic analysis
Computational fluid dynamics
vehicles
5 Citations (Scopus)

Unsteady 2-D film-cooling effectiveness behind a single row of holes at different blowing ratios: Measurements using fast-response pressure-sensitive paint

Cai, T., Peng, D., Yavuzkurt, S. & Liu, Y. Z., May 2018, In : International Journal of Heat and Mass Transfer. 120, p. 1325-1340 16 p.

Research output: Contribution to journalArticle

pressure sensitive paints
film cooling
blowing
Blow molding
Paint

Unsteady aerodynamic model for deployable Gurney flaps based on indicial concepts

Vieira, B. A. O. & Maughmer, M. D., Jan 1 2017, In : Journal of Aircraft. 54, 4, p. 1375-1387 13 p.

Research output: Contribution to journalArticle

Aerodynamics
Vortex flow
Flaps
Aerospace applications
Compressibility
9 Citations (Scopus)

Unsteady aerodynamics of a pitching-flapping-perturbed revolving wing at low Reynolds number

Chen, L., Wu, J., Zhou, C., Hsu, S. J. & Cheng, B., May 1 2018, In : Physics of Fluids. 30, 5, 051903.

Research output: Contribution to journalArticle

unsteady aerodynamics
flapping
low Reynolds number
wings
angle of attack
9 Citations (Scopus)

Unsteady aerodynamics of miniature trailing-edge effectors based on indicial methods

Vieira, B. A. O., Kinzel, M. P. & Maughmer, M. D., Dec 6 2011.

Research output: Contribution to conferencePaper

Aerodynamics
Computational fluid dynamics
Airfoils
Vortex flow
Helicopters
4 Citations (Scopus)
Dynamic analysis
Computational fluid dynamics
Rotors
Stators
Turbines
4 Citations (Scopus)

Unsteady diffusion with a first‐order homogeneous reaction

Vrentas, J. S. & Vrentas, C. M., Jan 1987, In : AIChE Journal. 33, 1, p. 167-168 2 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Unsteady flow characteristics and viscous flow losses behind multiple rows of circular pin fins in coolant channels

Gokce, Z. O. & Camci, C., Dec 1 2011, ASME 2011 International Mechanical Engineering Congress and Exposition, IMECE 2011. p. 11-21 11 p. (ASME 2011 International Mechanical Engineering Congress and Exposition, IMECE 2011; vol. 1).

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

Viscous flow
Unsteady flow
Coolants
Heat transfer
Gas turbines
17 Citations (Scopus)

Unsteady flow computations of a slat with a blunt trailing edge

Khorrami, M. R., Berkman, M. E., Choudhari, M., Singer, B. A., Lockard, D. P. & Brentner, K. S., Jan 1 1999, 5th AIAA/CEAS Aeroacoustics Conference and Exhibit. American Institute of Aeronautics and Astronautics Inc, AIAA, AIAA-99-1805. (5th AIAA/CEAS Aeroacoustics Conference and Exhibit).

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

Unsteady flow
Acoustics
Vortex shedding
Wind tunnels
NASA
4 Citations (Scopus)

Unsteady Flows of First-Order Fluids

Vrentas, J. S. & Vrentas, C. M., Oct 1 1995, In : Industrial and Engineering Chemistry Research. 34, 10, p. 3203-3207 5 p.

Research output: Contribution to journalArticle

Unsteady flow
Fluids
Non Newtonian flow
Polymer melts
Steady flow
Open Access
Flow structure
Unsteady flow
Seals
Aerodynamics
Turbines

Unsteady force measurement for a beam using small piezoelectric end sensors

Goldschmidt, M. Z., Jonson, M. L. & Lesieutre, G. A., Jan 1 2014, Vibration, Acoustics and Wave Propagation. American Society of Mechanical Engineers (ASME), (ASME International Mechanical Engineering Congress and Exposition, Proceedings (IMECE); vol. 13).

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

Force measurement
Propellers
Sensors
9 Citations (Scopus)

Unsteady gas phase analysis of homogeneous solid propellant combustion

Huang, I. T. E. & Micci, M. M., Jan 1 1991, In : Combustion science and technology. 75, 1-3, p. 73-88 16 p.

Research output: Contribution to journalArticle

solid propellant combustion
Solid propellants
pressure oscillations
flames
Gases
2 Citations (Scopus)

Unsteady heat flux measurements of junction flow with reynolds number and freestream turbulence effects

Elahi, S. S., Moul, Z. K., Lange, E. A. & Lynch, S. P., Jan 1 2018, AIAA Aerospace Sciences Meeting. 210059 ed. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Aerospace Sciences Meeting, 2018; no. 210059).

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

Heat flux
Reynolds number
Turbulence
Heat transfer
Fuselages
1 Citation (Scopus)

Unsteady heat transfer around low aspect ratio cylinders in an array

Siroka, S., Shallcross, M. & Lynch, S., Jan 1 2016, Heat Transfer and Thermal Engineering. American Society of Mechanical Engineers (ASME), (ASME International Mechanical Engineering Congress and Exposition, Proceedings (IMECE); vol. 8).

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

Engine cylinders
Aspect ratio
Heat transfer
Heat flux
Reynolds number

Unsteady hot fire atomization measurements in injector sprays

Micci, M. M., Kujala, R. J., Gandilhon, D., Ferraro, M. & Schmidt, M. G., Jan 1 1997.

Research output: Contribution to conferencePaper

Atomization
Fires
Propellants
Magnetic flowmeters
Acoustics
8 Citations (Scopus)
Computer simulation
Flow rate
Recovery
Vortex flow
Francis turbines
832 Citations (Scopus)

Unsteady outflow models for cosmological gamma-ray bursts

Rees, M. J. & Mészáros, P., Aug 1 1994, In : Astrophysical Journal. 430, 2 PART 2, p. L93-L96

Research output: Contribution to journalArticle

gamma ray bursts
outflow
stellar mass
timescale
nonthermal radiation
4 Citations (Scopus)

Unsteady RAH-66 Comanche flowfield simulations including fan-in-fin

Alpman, E. & Long, L. N., Dec 1 2003, 16th AIAA Computational Fluid Dynamics Conference. (16th AIAA Computational Fluid Dynamics Conference).

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

Euler equations
Transient analysis
Fans
Aerodynamics
Computational fluid dynamics
21 Citations (Scopus)

Unsteady Reynolds Averaged Navier-Stokes simulation for an accurate prediction of the flow inside tight rod bundles

Merzari, E., Ninokata, H. & Baglietto, E., Dec 1 2007, Proceedings - 12th International Topical Meeting on Nuclear Reactor Thermal Hydraulics, NURETH-12. (Proceedings - 12th International Topical Meeting on Nuclear Reactor Thermal Hydraulics, NURETH-12).

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

bundles
rods
oscillations
predictions
simulation
10 Citations (Scopus)

Unsteady separated flow simulations using a cluster of workstations

Modi, A. & Long, L. N., Dec 1 2000.

Research output: Contribution to conferencePaper

separated flow
workstations
Flow simulation
Unsteady flow
Supercomputers
2 Citations (Scopus)

Unsteady simulations of fluid inserts for supersonic jet noise reduction

Prasad, C. & Morris, P. J., Jan 1 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Scitech 2019 Forum).

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

Die casting inserts
Noise abatement
Fluids
Flow fields
Nozzles
37 Citations (Scopus)

Unsteady-state nature of sorption and diffusion phenomena in the micropore structure of coal. Part 1. Theory and mathematical formulation

Kolesar, J. E., Ertekin, T. & Obut, S. T., Mar 1990, In : SPE Formation Evaluation. 5, 1, p. 81-8815233 8815153 p.

Research output: Contribution to journalArticle

Coal
Sorption
Gases
Porosity
Composite materials
23 Citations (Scopus)

Unsteady-state nature of sorption and diffusion phenomena in the micropore structure of coal. Part 2. Solution

Kolesar, J. E., Ertekin, T. & Obut, S. T., Mar 1 1990, In : SPE Formation Evaluation. 5, 1, p. 89-9719398 9719310 p.

Research output: Contribution to journalArticle

Coal
Sorption
Mathematical models
Methane
Difference equations
13 Citations (Scopus)

Unsteady steady-states: central causes of unintentional force drift

Ambike, S., Mattos, D., Zatsiorsky, V. M. & Latash, M. L., Dec 1 2016, In : Experimental Brain Research. 234, 12, p. 3597-3611 15 p.

Research output: Contribution to journalArticle

Sensory Feedback
Fingers
Direction compound
1 Citation (Scopus)

Unsteady view of transitional separation bubbles

Multi Lin, J. C. & Pauley, L., 1993, Separated Flows - 1993. Publ by ASME, Vol. 149. p. 153-163 11 p.

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

Pressure gradient
Airfoils
Reynolds number
Vortex shedding
Angle of attack

Unstructured clinical documentation reflecting cognitive and behavioral dysfunction: Toward an EHR-based phenotype for cognitive impairment

Gilmore-Bykovskyi, A. L., Block, L. M., Walljasper, L., Hill, N., Gleason, C. & Shah, M. N., Jan 1 2018, In : Journal of the American Medical Informatics Association. 25, 9, p. 1206-1212 7 p.

Research output: Contribution to journalArticle

Documentation
Phenotype
Terminology
Dementia
Hip Fractures
19 Citations (Scopus)

Unstructured direct elicitation of decision rules

Ding, M., Hauser, J. R., Dong, S., Dzyabura, D., Yang, Z., Su, C. & Gaskin, S. P., Feb 1 2011, In : Journal of Marketing Research. 48, 1, p. 116-127 12 p.

Research output: Contribution to journalArticle

Decision rules
Decomposition
Incentives
Consideration sets
Mobile phone
74 Citations (Scopus)

Unstructured leisure in the after-school hours

Osgood, D. W., Anderson, A. L. & Shaffer, J. N., Jan 5 2005, Organized Activities As Contexts of Development: Extracurricular Activities, After School and Community Programs. Lawrence Erlbaum Associates, Vol. 9781410612748. p. 45-64 20 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Leisure Activities
1 Citation (Scopus)

Unstructured reynolds stress model solutions for turbulent flow around a BELL 214ST fuselage

Alpman, E. & Long, L. N., Dec 1 2005, 61st Annual Forum Proceedings - AHS International. p. 237-250 14 p. (Annual Forum Proceedings - AHS International; vol. 1).

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

Fuselages
Turbulent flow
Helicopters
Message passing
Navier Stokes equations

Unstructured Reynolds Stress Model solutions for turbulent flow around a Bell 214ST fuselage

Alpman, E. & Long, L. N., Dec 1 2005, In : Annual Forum Proceedings - AHS International. 1, p. 370-383 14 p.

Research output: Contribution to journalConference article

Fuselages
Turbulent flow
Helicopters
Message passing
Navier Stokes equations
3 Citations (Scopus)

Unstructured rotor-stator analysis of axial turbomachinery using a pressure based method

Yu, W. S., Kunz, R. F., Ettorre, S. M. & Antal, S. P., Dec 1 2001, p. 135-146. 12 p.

Research output: Contribution to conferencePaper

Turbomachinery
Stators
Rotors
Computational fluid dynamics
Navier Stokes equations
272 Citations (Scopus)

Unstructured socializing and rates of delinquency

Osgood, D. W. & Anderson, A. L., Aug 1 2004, In : Criminology. 42, 3, p. 519-549 31 p.

Research output: Contribution to journalArticle

Anomie
delinquency
Multilevel Analysis
Urbanization
Students