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2. Investigation of Noise Reduction Methods on Supersonic Jets Exhausting from Scale Models of Military Style Nozzles

open_access
Open Access
Author:
Powers, Russell
Title:
Investigation of Noise Reduction Methods on Supersonic Jets Exhausting from Scale Models of Military Style Nozzles
Graduate Program:
Aerospace Engineering
Keywords:
Acoustics
Jet Noise
Noise Reduction
Corrugations
Corrugation
Bevel
Beveled
Experiment
Supersonic
Model
Military
Nozzle
File:
Download RWP_MSThesis_2012_vFINAL.pdf
Committee Members:
Dennis K Mc Laughlin, Thesis Advisor/Co-Advisor

4. Vibration-based sensor design to detect lubrication levels contained within differential gear housings

open_access
Open Access
Author:
Wells, Stephen Matthew
Title:
Vibration-based sensor design to detect lubrication levels contained within differential gear housings
Graduate Program:
Acoustics
Keywords:
Acoustics
Vibration-based sensor design
Condition Based Maintenance Plus
CBM+
Differential Gear Housings
Lubrication level detection
Structural Acoustics
File:
Download WellsThesisFINAL.pdf
Committee Members:
Karl Martin Reichard, Thesis Advisor/Co-Advisor

5. Traditional And Angle-dependent Characterization Of Penn State’s Panel Transmission Loss Suite

open_access
Open Access
Author:
Bauch, Paul Francis
Title:
Traditional And Angle-dependent Characterization Of Penn State’s Panel Transmission Loss Suite
Graduate Program:
Acoustics
Keywords:
Transmission Loss
Structural Acoustics
Room Acoustics
Acoustics
Anechoic
Reverberant
Beamforming
File:
Download 1-Bauch_Thesis_2013_Vfinal_.pdf
Committee Members:
Stephen A Hambric, Thesis Advisor/Co-Advisor
Andrew Barnard, Thesis Advisor/Co-Advisor

6. Experimental Identification of Noise Paths and Mitigation Methods for a Device in a Submerged Environment

open_access
Open Access
Author:
Clark, Adam Leonard
Title:
Experimental Identification of Noise Paths and Mitigation Methods for a Device in a Submerged Environment
Graduate Program:
Acoustics
Keywords:
Acoustics
Vibrations
Noise Control
Common-Mode Choke
High Frequency
Underwater Noise Control
Source-Path-Receiver Model
File:
Download AdamC-Thesis_Final.pdf
Committee Members:
Martin Wesley Trethewey, Thesis Advisor/Co-Advisor

9. Ocean Variability: Decomposition of complex sound velocity fields and analysis of their impact on acoustic propagation

open_access
Open Access
Author:
Nadig, Clare Grace
Title:
Ocean Variability: Decomposition of complex sound velocity fields and analysis of their impact on acoustic propagation
Graduate Program:
Acoustics
Keywords:
Acoustics
Ocean
Internal Waves
Thermohaline Variation
CTD
East China Sea
File:
Download Nadig-MSThesis.pdf
Committee Members:
David Bradley, Thesis Advisor/Co-Advisor
Anthony Lyons, Thesis Advisor/Co-Advisor
Victor Ward Sparrow, Thesis Advisor/Co-Advisor

13. A PRELIMINARY ACOUSTIC INVESTIGATION OF A COAXIAL HELICOPTER IN HIGH-SPEED FLIGHT

open_access
Open Access
Author:
Walsh, Gregory Daniel
Title:
A PRELIMINARY ACOUSTIC INVESTIGATION OF A COAXIAL HELICOPTER IN HIGH-SPEED FLIGHT
Graduate Program:
Aerospace Engineering
Keywords:
Acoustics
Coaxial Helicopter
Rotorcraft
Rotorcraft Acoustics
Helicopter
File:
Download Walsh_Thesis.pdf
Committee Members:
Kenneth Steven Brentner, Thesis Advisor/Co-Advisor
Jacob Willem Langelaan, Committee Member
George A Lesieutre, Committee Member

14. DESIGN IMPROVEMENTS OF AN UNDERWATER LOW FREQUENCY PROJECTOR BASED ON CLARINET ACOUSTICS

open_access
Open Access
Author:
Koh, Veronica Wei
Title:
DESIGN IMPROVEMENTS OF AN UNDERWATER LOW FREQUENCY PROJECTOR BASED ON CLARINET ACOUSTICS
Graduate Program:
Acoustics
Keywords:
Underwater
Acoustics
Clarinet
Low Frequency Projector
File:
Download Koh-Dissertation_15Jun2017.pdf
Committee Members:
Stephen C. Thompson, Thesis Advisor/Co-Advisor
Daniel A. Russell, Committee Member
Thomas B. Gabrielson, Committee Member

15. Single Event Comparisons of Predicted and Measured Sound at Vancouver International Airport

open_access
Open Access
Author:
Biwalkar, Manasi
Title:
Single Event Comparisons of Predicted and Measured Sound at Vancouver International Airport
Graduate Program:
Acoustics
Keywords:
Acoustics
Aircraft events
Airport noise
Vancouver
Radar
Co-ordinate
NORD2000
Great circle method
AEDT
Comparisons
NPD data
CFSR
File:
Download MBThesis-Final.pdf
Committee Members:
Victor Ward Sparrow, Thesis Advisor/Co-Advisor
Michelle Celine Vigeant, Committee Member
Daniel Allen Russell, Committee Member

16. Acoustic Characterization of PSU Recording Studio Above and Below the Schroeder Frequency

open_access
Open Access
Author:
Kinzie, Andrew David
Title:
Acoustic Characterization of PSU Recording Studio Above and Below the Schroeder Frequency
Graduate Program:
Acoustics
Keywords:
Acoustics
Recording
Studio
Room
Architecture
modes
Schroeder
Geometrical acoustics
Transmission Loss
File:
Download Kinzie_MS_Thesis_11_14_17__GRAD_SCHOOL_SUBMISSION_.pdf
Committee Members:
Daniel Allen Russell, Thesis Advisor/Co-Advisor
Michelle Celine Vigeant, Committee Member
David Carl Swanson, Committee Member

17. High Power Evaluation of Textured Piezoelectric Ceramics for SONAR Projectors

open_access
Open Access
Author:
Shankar, Arjun K
Title:
High Power Evaluation of Textured Piezoelectric Ceramics for SONAR Projectors
Graduate Program:
Acoustics
Keywords:
SONAR
Acoustics
Underwater
Textured
Piezoelectric
Ceramics
High Power
Projector
Transducer
Tonpilz
Relaxor
Langevin Sandwich
PZT
PMNT
File:
Download Shankar-Thesis.pdf
Committee Members:
Richard Joseph Meyer Jr., Thesis Advisor/Co-Advisor
Russell Charles Burkhardt, Committee Member
Stephen Thompson, Committee Member
Daniel C Brown Jr., Committee Member

18. The Development of a Fast Method for the Calculation of Noise from Supersonic Jets

open_access
Open Access
Author:
Merck, Andrew Thomas
Title:
The Development of a Fast Method for the Calculation of Noise from Supersonic Jets
Graduate Program:
Acoustics
Keywords:
Jet Noise
Aeroacoustics
Acoustics
Empirical Method
Wavepacket
Supersonic
Turbulence
Mixing Noise
File:
Download Andrew_Merck_MS_Thesis.pdf
Committee Members:
Philip John Morris, Thesis Advisor/Co-Advisor
Victor Ward Sparrow, Committee Member
Kenneth Steven Brentner, Committee Member

19. NOISE TRANSMISSION FROM A SMALL, HERMETIC, RECIPROCATING, REFRIGERANT COMPRESSOR

open_access
Open Access
Author:
Cunsolo, John Vincent
Title:
NOISE TRANSMISSION FROM A SMALL, HERMETIC, RECIPROCATING, REFRIGERANT COMPRESSOR
Graduate Program:
Acoustics
Keywords:
Compressor
Noise Control
Acoustics
Refrigerant
Transmission
Transmissibility
Sound Power
Sound Power Transfer Function
Hermetic
Reciprocating
Vibration
Vibration Isolation
Radiation
Noise Monitoring
Rigid Base
Radiation Efficiency
Radiated Sound
Modal Analysis
Mobility
Drive Point Mobility
Structural Mobility
Cylindrical Shells
Mode Shapes
Structural Loss Factor
Spring Surging
File:
Download Cunsolo_MSThesisFinal_PostDefense.pdf
Committee Members:
Timothy A Brungart, Thesis Advisor/Co-Advisor
Stephen A Hambric, Committee Member
Daniel Allen Russell, Committee Member

21. Wireless underwater-to-air communications via water surface modulation and radar detection

open_access
Open Access
Author:
Romero, Moniara
Title:
Wireless underwater-to-air communications via water surface modulation and radar detection
Graduate Program:
Electrical Engineering
Keywords:
Radar
Acoustics
Underwater-to-air communications
Communications
Vibrometry
File:
Download Romero_Thesis_Final.pdf
Committee Members:
Ram Mohan Narayanan, Thesis Advisor/Co-Advisor
Timothy Joseph Kane, Committee Member
Daniel C Brown, Jr., Committee Member
Erik Henry Lenzing, Special Signatory
Kultegin Aydin, Program Head/Chair

22. Development of an Acoustic Prediction System for Conceptual Design and Analysis of Rotorcraft

open_access
Open Access
Author:
Jaworski, Thomas
Title:
Development of an Acoustic Prediction System for Conceptual Design and Analysis of Rotorcraft
Graduate Program:
Aerospace Engineering
Keywords:
Acoustics
Rotorcraft
Aerospace
BVI
HSI
Noise
File:
Download Thomas_Jaworski_Thesis_2020_Release.pdf
Committee Members:
Kenneth Steven Brentner, Thesis Advisor/Co-Advisor
Amy Ruth Pritchett, Program Head/Chair
Amy Ruth Pritchett, Committee Member
Eric Greenwood, Committee Member

23. Loudspeaker Array and Testing Facilities for Performing Large Volume Active Noise Cancelling Measurements

open_access
Open Access
Author:
Downey, Keagan
Title:
Loudspeaker Array and Testing Facilities for Performing Large Volume Active Noise Cancelling Measurements
Graduate Program:
Acoustics
Keywords:
Active Noise Cancelling
Acoustics
File:
Download Downey_Thesis_Final_Draft.pdf
Committee Members:
Stephen C. Thompson, Thesis Advisor/Co-Advisor
Dan Russell, Committee Member
Michelle Celine Vigeant, Committee Member
Victor Ward Sparrow, Program Head/Chair

25. Experiments On The Reduced Noise Benefits of A New Configuration of Fluid Shields In Aircraft Engine Exhaust Nozzles

open_access
Open Access
Author:
Scupski, Nick
Title:
Experiments On The Reduced Noise Benefits of A New Configuration of Fluid Shields In Aircraft Engine Exhaust Nozzles
Graduate Program:
Aerospace Engineering
Keywords:
supersonic
jet
noise
dual stream
tactical
aeroacoustics
single-stream;
dual-stream
Acoustics
Aircraft
Fluid Shield
bypass
core
File:
Download MS_thesis-JetNoise_12-14-20_V12_submitted.pdf
Committee Members:
Dennis K Mc Laughlin, Thesis Advisor/Co-Advisor
Philip John Morris, Thesis Advisor/Co-Advisor
Eric Greenwood, Committee Member
Amy Ruth Pritchett, Program Head/Chair

26. Noise Prediction of Rotorcraft Acoustics for a Conceptual eVTOL Design and Conventional Helicopters

open_access
Open Access
Author:
Zachos, Damaris
Title:
Noise Prediction of Rotorcraft Acoustics for a Conceptual eVTOL Design and Conventional Helicopters
Graduate Program:
Acoustics (MS)
Keywords:
Helicopter
Acoustics
eVTOL
Noise Abatement
File:
Download Zachos-Thesis.pdf
Committee Members:
Andrew Barnard, Program Head/Chair
Kenneth Steven Brentner, Thesis Advisor/Co-Advisor
Eric Greenwood, Committee Member
Joseph Francis Horn, Committee Member

27. Modeling Acoustical Horns as a Cascade of Conical Transmission Line Segments Terminated with a Spherical Radiator

open_access
Open Access
Author:
Pagnucco, Max
Title:
Modeling Acoustical Horns as a Cascade of Conical Transmission Line Segments Terminated with a Spherical Radiator
Graduate Program:
Acoustics (MS)
Keywords:
Acoustics
Transmission Line
Horns
Lumped Elements
Musical Instruments
Benade
Simscape
Propagation
Radiation
Equivalent Circuits
File:
Download Pagnucco_MS_Thesis_FINAL.pdf
Committee Members:
Andrew Barnard, Program Head/Chair
Stephen Thompson, Thesis Advisor/Co-Advisor
David Carl Swanson, Committee Member
Dan Russell, Committee Member

28. Theoretical and experimental study of the effects of cyclic pitch variations on rotor noise

open_access
Open Access
Author:
Weitsman, Daniel
Title:
Theoretical and experimental study of the effects of cyclic pitch variations on rotor noise
Graduate Program:
Aerospace Engineering (MS)
Keywords:
eVTOL Noise
eVTOL
Helicopter Noise
Acoustics
Cyclic Pitch
Rotorcraft
File:
Download Weitsman_MS_Thesis.pdf
Committee Members:
Amy Pritchett, Program Head/Chair
Eric Greenwood, Thesis Advisor/Co-Advisor
Kenneth Steven Brentner, Committee Member

30. Investigation of 3-Dimensional Caustic Generation with Application to Off-track Sonic Boom Focusing

open_access
Open Access
Author:
Wade, Lucas
Title:
Investigation of 3-Dimensional Caustic Generation with Application to Off-track Sonic Boom Focusing
Graduate Program:
Acoustics (MS)
Keywords:
Sonic Boom
Sonic Boom Focusing
Acoustics
Supersonic Aircraft
Geometrical Acoustics
Boundary Layer Theory
Caustics
Tricomi Equation
Nonlinear Tricomi Equation
Superboom
File:
Download L-Wade-Thesis.pdf
Committee Members:
Victor Ward Sparrow, Thesis Advisor/Co-Advisor
Diane Marie Henderson, Committee Member
Andrew Barnard, Program Head/Chair
Yun Jing, Committee Member
Alexandra Loubeau, Special Signatory

31. Stochastic Models to Generate Sound Speed Ensembles and Calculate Transmission Loss Ensembles at the New England Shelf Break Using Empirical Orthogonal Functions and Sparse Dictionary Learning

open_access
Open Access
Author:
Benit, Simeon
Title:
Stochastic Models to Generate Sound Speed Ensembles and Calculate Transmission Loss Ensembles at the New England Shelf Break Using Empirical Orthogonal Functions and Sparse Dictionary Learning
Graduate Program:
Acoustics (MS)
Keywords:
Stochastic Model
Empirical Orthogonal Functions
Machine Learning
Acoustics
Underwater Acoustics
Principal Component Analysis
PCA
EOF
Dictionary Learning
Sparse Dictionary Learning
K-SVD
Orthogonal Matching Pursuit
Sound Speed Profiles
Range-dependent Acoustic Model
Transmission Loss
New England Shelf Break
File:
Download BenitThesis_final.pdf
Committee Members:
Andrew Barnard, Program Head/Chair
Ying-Tsong Lin, Committee Member
Daniel C. Brown, Committee Member
James Miller, Special Signatory
Andrew Barnard, Thesis Advisor/Co-Advisor
Daniel C. Brown, Thesis Advisor/Co-Advisor

32. A Method to Design and Develop Additively Manufactured Aircraft Acoustic Liners

open_access
Open Access
Author:
Swanson, Andrew
Title:
A Method to Design and Develop Additively Manufactured Aircraft Acoustic Liners
Graduate Program:
Additive Manufacturing and Design (MS)
Keywords:
Aircraft Acoustic Liner
Additive Manufacturing
Acoustics
Acoustic Metamaterial
Development Methodology
Microperforated Panel Absorber
File:
Download A_Method_to_Design_and_Develop_Additively_Manufactured_Aircraft_Acoustic_Liners_Andrew_Swanson_Final.pdf
Committee Members:
Allison Beese, Program Head/Chair
Timothy W. Simpson, Thesis Advisor/Co-Advisor
Eric Greenwood, Committee Member

33. Ground Based Measurements and Acoustic Characterization of Small Multirotor Aircraft

open_access
Open Access
Author:
Konzel, Nicholas
Title:
Ground Based Measurements and Acoustic Characterization of Small Multirotor Aircraft
Graduate Program:
Aerospace Engineering (MS)
Keywords:
Acoustics
UAV
Data Collection
Noise Characterization
Multirotor
File:
Download MastersThesis_Konzel_final.pdf
Committee Members:
Amy Pritchett, Program Head/Chair
Eric Greenwood, Thesis Advisor/Co-Advisor
Eric Norman Johnson, Committee Member

34. Helicopter Noise Modeling With Varying Fidelity Prediction Systems

open_access
Open Access
Author:
Weist, Lauren
Title:
Helicopter Noise Modeling With Varying Fidelity Prediction Systems
Graduate Program:
Aerospace Engineering (MS)
Keywords:
Acoustics
rotorcraft
noise prediction systems
helicopter noise
File:
Download LWeist_MastersThesis_07182022.pdf
Committee Members:
Amy Pritchett, Program Head/Chair
Kenneth Steven Brentner, Thesis Advisor/Co-Advisor
Eric Greenwood, Committee Member
Joseph Francis Horn, Committee Member