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Research Output 1969 2019

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Paper
1998

Pilot situation awareness and alerting system commands

Pritchett, A., Dec 1 1998.

Research output: Contribution to conferencePaper

Display devices
Experiments
22 Citations (Scopus)
Control theory
Display devices
Air
1 Citation (Scopus)
Control theory
Display devices
Air
1997
2 Citations (Scopus)

Impedance boundary conditions for time-domain computational aeroacoustics methods

Özyörük, Y. & Long, L. N., Jan 1 1997, p. 1-13. 13 p.

Research output: Contribution to conferencePaper

Computational aeroacoustics
computational aeroacoustics
Acoustic impedance
Rational functions
Digital filters
2 Citations (Scopus)

Integrated human centered systems approach to the development of advanced cockpit and air traffic management systems

Hansman, R. J., Kuchar, J. K., Clarke, J. P., Vakil, S., Barhydt, R. & Pritchett, A., Dec 1 1997.

Research output: Contribution to conferencePaper

Information systems
Air
Controllers
15 Citations (Scopus)

Modeling and simulation for small autonomous helicopter development

Johnson, E. & DeBitetto, P. A., Jan 1 1997, p. 41-51. 11 p.

Research output: Contribution to conferencePaper

Helicopter
Helicopters
Modeling and Simulation
Man machine systems
Unmanned Vehicles

Molecular dynamic modeling of supercritical lox evaporation

Kaltzt, T. L., Long, L. N. & Micci, M. M., Jan 1 1997, p. 1-9. 9 p.

Research output: Contribution to conferencePaper

Molecular dynamics
Evaporation
Helium
Surface tension
Thermodynamic properties
2 Citations (Scopus)

Molecular dynamics studies of transport properties of supercritical fluids

Nwobi, O. C., Long, L. N. & Micci, M. M., Jan 1 1997.

Research output: Contribution to conferencePaper

Supercritical fluids
supercritical fluids
Transport properties
Molecular dynamics
transport properties
8 Citations (Scopus)

Numerical predictions of high speed jet noise

Morris, P. J., Wang, Q., Long, L. N. & Lockard, D. P., Jan 1 1997.

Research output: Contribution to conferencePaper

Acoustic noise
Computational aeroacoustics
Message passing
Acoustic fields
Large eddy simulation
7 Citations (Scopus)

Pilot non-conformance to alerting system commands during closely spaced parallel approaches

Pritchett, A. & Hansman, R. J., Dec 1 1997.

Research output: Contribution to conferencePaper

Collision avoidance
Experiments
1 Citation (Scopus)

The radiated noise from airfoils in realistic mean flows

Lockard, D. P. & Morris, P. J., Jan 1 1997.

Research output: Contribution to conferencePaper

gusts
gust
airfoils
Airfoils
Computational aeroacoustics

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
1996
11 Citations (Scopus)

1996 MIT/Boston University/Draper Laboratory autonomous helicopter system

Johnson, E., DeBitetto, P. A., Trott, C. A. & Bosse, M. C., Dec 1 1996, p. 381-386. 6 p.

Research output: Contribution to conferencePaper

Helicopters
Navigation
Antennas
Aneroid altimeters
Units of measurement
5 Citations (Scopus)
rotary wings
rotor speed
Helicopter rotors
Impulse noise
quadrupoles
9 Citations (Scopus)

A parallel implementation of a computational aeroacoustic algorithm for airfoil noise

Lockard, D. P. & Morris, P. J., Jan 1 1996.

Research output: Contribution to conferencePaper

Computational aeroacoustics
Message passing
Airfoils
Acoustic noise
9 Citations (Scopus)

A parallel three-dimensional computational aeroacoustics method using non-linear disturbance equations

Bangalore, A., Morris, P. J. & Long, L. N., Jan 1 1996.

Research output: Contribution to conferencePaper

Computational aeroacoustics
Acoustics
Message passing
Decomposition
32 Citations (Scopus)

A time-domain implementation of surface acoustic impedance condition with and without flow

Özyörük, Y. & Long, L. N., Jan 1 1996.

Research output: Contribution to conferencePaper

Acoustic impedance
Convolution
Computational aeroacoustics
Computational electromagnetics
Aeroacoustics
7 Citations (Scopus)

Broadband vibration damping in beams using distributed viscoelastic tuned mass absorbers

Zapfe, J. A. & Lesieutre, G. A., Jan 1 1996, p. 2427-2436. 10 p.

Research output: Contribution to conferencePaper

Vibrations (mechanical)
Damping
Energy dissipation

Experimental study of collision detection schema used by pilots during closely spaced parallel approaches

Pritchett, A. & John Hansman, R., Jan 1 1996, p. 1-11. 11 p.

Research output: Contribution to conferencePaper

Display devices
Flight simulators
Collision avoidance
Landing
Automation
1 Citation (Scopus)

Finite element modeling of open-section composite beams with warping restraint effects

Floros, M. W. & Smith, E., Jan 1 1996, p. 1420-1430. 11 p.

Research output: Contribution to conferencePaper

Torsional stress
Composite materials
Stiffness
Boundary conditions
Kinematics
2 Citations (Scopus)

Flight simulator testing of cockpit traffic displays using robust situation generation

Pritchett, A., Barhydt, R., Hansman, R. J. & Johnson, E., Jan 1 1996, p. 705-715. 11 p.

Research output: Contribution to conferencePaper

Cockpits (aircraft)
Flight simulators
Display devices
Testing
Experiments
1 Citation (Scopus)

Measurements of shear coaxial injector sprays: Cold flow and hot fire experiments

Ferraro, M., Kujala, R. J., Thomas, J. L., Glogowski, M. J. & Micci, M. M., Jan 1 1996, p. 1-16. 16 p.

Research output: Contribution to conferencePaper

Fires
Rocket engines
Propellants
Experiments
Magnetic flowmeters
1 Citation (Scopus)

Multi-agent flight simulation with robust situation generation

Johnson, E. & Hansman, R. J., Jan 1 1996, p. 694-704. 11 p.

Research output: Contribution to conferencePaper

Aircraft
Cockpits (aircraft)
Free flight
Speech communication
Flight paths
28 Citations (Scopus)

Numerical alogorithms for acoustic integrals the devil is in the details

Brentner, K. S., Jan 1 1996.

Research output: Contribution to conferencePaper

Acoustics
Computational aeroacoustics
Aerospace vehicles
Aeroacoustics
Acoustic noise
9 Citations (Scopus)

Numerical prediction of the noise produced by a perfectly expanded rectangular jet

Chyczewski, T. S. & Long, L. N., Jan 1 1996.

Research output: Contribution to conferencePaper

Nozzles
Acoustics

One-dimensional acoustic analysis of spray combustion in liquid propellant rocket chambers

Micci, M. M. & Habiballah, M., Jan 1 1996.

Research output: Contribution to conferencePaper

Liquid propellants
Rockets
Acoustics
Gas dynamics
Combustion chambers
4 Citations (Scopus)

Refined structural modeling and structural dynamics of elastically tailored composite rotor blades

Centolanza, L. R., Smith, E. & Kumar, B., Jan 1 1996, p. 2002-2012. 11 p.

Research output: Contribution to conferencePaper

Structural dynamics
Turbomachine blades
Skin
Rotors
Airfoils
7 Citations (Scopus)

Resistively shunted piezocomposites for passive vibration damping

Yarlagadda, S., Lesieutre, G. A., Yoshikawa, S. & Witham, J., Jan 1 1996, p. 217-227. 11 p.

Research output: Contribution to conferencePaper

Vibrations (mechanical)
Damping
Composite materials
Thin films
Resistors
4 Citations (Scopus)

Transient behavior of elastomeric damper and bearing materials

Byers, L. K., Lesieutre, G. A., Smith, E. & Beale, M. R., Jan 1 1996, p. 144-153. 10 p.

Research output: Contribution to conferencePaper

Bearings (structural)
dampers
Stress relaxation
Elastomers
stress relaxation
1995

A message passing finite volume algorithm for Maxwell’s equations on parallel machines

Ahuja, V. & Long, L. N., Jan 1 1995.

Research output: Contribution to conferencePaper

Message passing
Maxwell equations
Scattering
Aircraft engines
Electromagnetic waves

A new efficient algorithm for computational aeroacoustics on massively parallel computers

Özyörük, Y. & Long, L. N., Jan 1 1995, p. 527-539. 13 p.

Research output: Contribution to conferencePaper

Computational aeroacoustics
Boundary conditions
Radiation
Acoustic waves
Engines
2 Citations (Scopus)

Computation of a confined compressible mixing layer

Hudson, D., Long, L. N. & Morris, P. J., Jan 1 1995, p. 1-17. 17 p.

Research output: Contribution to conferencePaper

Mach number
Euler equations
Numerical methods
Reynolds number
Viscosity
6 Citations (Scopus)

Issues in airborne systems for closely-spaced parallel runway operations

Pritchett, A., Carpenter, B., Asari, K., Kuchar, J. & Hansman, R. J., Dec 1 1995, p. 140-145. 6 p.

Research output: Contribution to conferencePaper

Collision avoidance
Meteorological instruments
Flight simulators
Airports
Display devices

Shear coaxial injector spray combustion experiments in a single element rocket chamber

Maskrey, A., Puissant, C., Glogowski, M. & Micci, M. M., Jan 1 1995.

Research output: Contribution to conferencePaper

Rockets
Acoustics
Experiments
Flow rate
Combustion chambers
4 Citations (Scopus)

Space debris environment and effects modeling

Yates, K. W., Maethner, S. R. & Spencer, D. B., Jan 1 1995.

Research output: Contribution to conferencePaper

Space debris
space debris
debris
Debris
hazards
4 Citations (Scopus)

Submicron droplet modeling using molecular dynamics

Long, L. N., Micci, M. M., Kaltz, T. L., Little, J. K. & Wong, B. C., Jan 1 1995.

Research output: Contribution to conferencePaper

droplet
Molecular dynamics
molecular dynamics
evaporation
vapor phases

Supersonic jet noise reductions predicted with increased jet spreading rate

Dahl, M. D. & Morris, P. J., Dec 1 1995, p. 29-34. 6 p.

Research output: Contribution to conferencePaper

Noise abatement
Radiation
1994
1 Citation (Scopus)

An analytical approach for continuous-thrust, leo-geo transfers

Spencer, D. B. & Culp, R. D., Jan 1 1994, p. 421-430. 10 p.

Research output: Contribution to conferencePaper

thrust
vehicles
trajectory optimization
geosynchronous orbits
Earth orbits
3 Citations (Scopus)

An efficient higher order accurate parallel algorithm for aeroacoustic applications

Chyczewski, T. S. & Long, L. N., Jan 1 1994.

Research output: Contribution to conferencePaper

Computational aeroacoustics
Aeroacoustics
Parallel algorithms
Boundary conditions
Communication
2 Citations (Scopus)

Computational aeroacoustics algorithms: Non-uniform grids

Morris, P. J., Chung, C., Chyczewski, T. S. & Long, L. N., Jan 1 1994.

Research output: Contribution to conferencePaper

Computational aeroacoustics
Acoustics
Circular cylinders
Scattering
Acoustic impedance
2 Citations (Scopus)

Validation of an analytical model for an unsteady planar jet with self-sustained oscillations

Herr, F. & Camci, C., Jan 1 1994.

Research output: Contribution to conferencePaper

Analytical models
Flow fields
Wire
Decomposition
Unsteady flow
1992

A graphical workstation based part-task flight simulator for preliminary rapid evaluation of advanced displays

Wanke, C., Kuchar, J., Hahn, E., Pritchett, A. & Hansman, R. J., Dec 1 1992.

Research output: Contribution to conferencePaper

Flight simulators
Display devices
Simulators
Cockpits (aircraft)
Transport aircraft
6 Citations (Scopus)

Investigation of three dimensional flow field in a turbine including rotor/stator interaction part I: Design development and performance of the research facility

Lakshminarayana, B., Camci, C., Halliwell, I. & Zaccaria, M., Jan 1 1992.

Research output: Contribution to conferencePaper

Stators
Flow fields
Turbines
Rotors
Nozzles

The advanced design program at Penn State

Thompson, R. C. & Melton, R. G., Jan 1 1992.

Research output: Contribution to conferencePaper

Administrative data processing
Students
Slate
NASA
1991
1 Citation (Scopus)

A simplified e” method for separated boundary layers

Dini, P., Selig, M. S. & Maughmer, M. D., Jan 1 1991.

Research output: Contribution to conferencePaper

Boundary layers
Linear stability analysis
Angle of attack
Airfoils
Reynolds number
2 Citations (Scopus)

Generalized multi-point inverse airfoil design

Selig, M. S. & Maughmer, M. D., Jan 1 1991.

Research output: Contribution to conferencePaper

Airfoils
Boundary layers
Velocity distribution
Nonlinear equations
7 Citations (Scopus)

Numerical and experimental investigation of low Reynolds number nozzle flows

Zelesnik, D., Dunn, T., Micci, M. M. & Long, L. N., Jan 1 1991.

Research output: Contribution to conferencePaper

Nozzles
Reynolds number
Monte Carlo methods
Fluorescence
Lasers
1990

A locally interactive laminar separation bubble model

Dini, P. & Maughmer, M. D., Jan 1 1990.

Research output: Contribution to conferencePaper

Flow fields
Boundary layers
3 Citations (Scopus)

Analytical modeling of microwave absorption in a flowing gas

Venkateswaran, S., Merkle, C. L. & Micci, M. M., Jan 1 1990.

Research output: Contribution to conferencePaper

microwave absorption
Microwaves
Maxwell equations
Plasmas
Helium
4 Citations (Scopus)

Microwave electrothermal thrusters using waveguide heated plasmas

Mueller, J. & Micci, M. M., Jan 1 1990.

Research output: Contribution to conferencePaper

Plasma filled waveguides
Circular waveguides
Microwaves
Plasmas
Waveguides