About the Ray W. Herrick Laboratories

Mission: An institution dedicated to graduate education and engineering research with emphasis on technology transfer to industry.

Vision: Overcome barriers between knowledge creation, transfer, and utilization in engineering research, industry application, and graduate education.

The main technical areas are:

  1. Thermal Systems and Air Quality
  2. Noise and Vibration Control
  3. Electromechanical Systems: controls, signal processing, sensing, estimation,diagnostics and prognostics.
  4. Modeling of Human Response for Machine and System Optimization

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Submissions from 2017

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Experiments on the Low Frequency Barrier Characteristics of Cellular Metamaterial Panels in a Diffuse Sound Field, Srinivas Varanasi, J Stuart Bolton, and Thomas Siegmund

Submissions from 2016

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Computational Investigation of Microperforated Materials: End Corrections, Thermal Effects, and Fluid-Structure Interaction, J Stuart Bolton, Thomas Herdtle, and Nicholas N. Kim

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Loading Effect on Tire Noise Radiation, Rui Cao and J Stuart Bolton

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Response of a Shell Structure Subject to Distributed Harmonic Excitation, Rui Cao and J Stuart Bolton

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Noise Source Identification based on an Inverse Radiation Mode Procedure, Jiawei Liu, Yangfan Liu, and J Stuart Bolton

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Experimental Investigation of the Use of Equivalent Sources Model in Room Acoustics Simulations, Yangfan Liu and J Stuart Bolton

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Localized Heating Near a Rigid Spherical Inclusion in a Viscoelastic Binder Material Under Compressional Plane Wave Excitation, Jesus O. Mares, Daniel C. Woods, Caroline E. Baker, Steven F. Son, Jeffrey F. Rhoads, J Stuart Bolton, and Marcial Gonzalez

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The Use of Wideband Acoustical Holography for Noise Source Visualization, Tongyang Shi, Yangfan Liu, and J Stuart Bolton

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A Methodology to Modify Steady State Heating, Ventilating, Air Conditioning and Refrigeration Equipment Noise, Weonchan Sung, Patricia Davies, and J Stuart Bolton

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Enhanced Acoustic Transmission into Dissipative Solid Materials through the Use of Inhomogeneous Plane Waves, Daniel C. Woods, J Stuart Bolton, and Jeffrey F. Rhoads

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The Construction of Acoustic Waveforms from Plane Wave Components to Enhance Energy Transmission into Solid Media, Daniel C. Woods, J Stuart Bolton, and Jeffrey F. Rhoads

Submissions from 2015

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Point Excitation of a Coupled Structural-Acoustical Tire Model with Experimental Verification, J Stuart Bolton and Rui Cao

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Effect of Orientation of Fibers on the Acoustical Properties of a Natural Material, J Stuart Bolton and Shahb Fatima

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Microperforated Films as Duct Liners, J Stuart Bolton and Nicholas Kim

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Design of an Acoustic Silencer with Microperforated Elements Considering Flow Effects, J Stuart Bolton and Seungkyu Lee

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Study of an Axial Fan Combined with a Microperforated Duct, J Stuart Bolton and Seungkyu Lee

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Improved Model for Coupled Structural-Acoustic Modes of Tires, Rui Cao and J. Stuart Bolton

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Structural Damping by the Use of Fibrous Materials, Nicholas N. Kim, Seungkyu Lee, J. Stuart Bolton, Sean Hollands, and Taewook Yoo

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The application of microperforated material to control axial fan noise, Seungkyu Lee and J Stuart Bolton

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Perception of Diesel Engine Gear Rattle Noise, Brandon Sobecki, Patricia Davies, J Stuart Bolton, and Frank Eberhardt

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Low-Frequency Energy Transmission across Material Interfaces using Incident Evanescent Waves, Daniel C. Woods, J Stuart Bolton, and Jeffrey F. Rhoads

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Stress and Energy Transmission by Inhomogeneous Plane Waves into Dissipative Media, Daniel C. Woods, J Stuart Bolton, and Jeffrey F. Rhoads

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Use of Evanescent Plane Waves for Low-Frequency Energy Transmission Across Material Interfaces, Daniel C. Woods, J Stuart Bolton, and Jeffrey F. Rhoads

Submissions from 2013

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The Influence of Boundary Conditions and Constraints on the Performance of Noise Control Treatments: Foams to Metamaterials, J Stuart Bolton

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The Influence of Boundary Conditions and Constraints on the Performance of Noise Control Treatments: Foams to Metamaterials, J Stuart Bolton

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The Modeling of Unconventional Sound Absorbing Materials: Microperforated Films and Closed Cell Foams, J Stuart Bolton

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Effect of Rotation on the Natural Frequencies of Coupled Tire Structural-Acoustical Mode, J Stuart Bolton and Rui Cao

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Holographic Visualization of Sound Radiation from Computer Hard Drives, J Stuart Bolton and Yong T. Cho

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The Application of Singular Value Decomposition to Determine the Sources of Far Field Diesel Engine Noise, J Stuart Bolton, Patricia Davies, and Michael D. Hayward

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Transfer Impedance of Microperforated Materials with Tapered Holes, J Stuart Bolton, Nicholas Kim, Jonathan H. Alexander, Ronald W. Gerdes, and T. Herdtle

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Testing of Fans with Microperforated Housings, J Stuart Bolton and Seungkyu Lee

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Sound Field Reconstruction at High Frequencies by Using a Piece-wise Interpolation Method, J Stuart Bolton and Yangfan Liu

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Study of the Effect of Grazing Flow on the Performance of Microperforated and Perforated Panels, J Stuart Bolton and Arun Viswanathan

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Modification of Simulated Far-field Engine Noise by Changing Near Field Measurement Singular Values, Michael Hayward, Brandon Sobecki, J Stuart Bolton, and Patricia Davies

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The Use of Equivalent Source Models for Reduced Order Simulation in Room Acoustics, Yangfan Liu and J Stuart Bolton

Submissions from 2012

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Optimization of a scroll compressor for liquid flooding, Ian Bell, E. A. Groll, James E. Braun, Galen King, and W. Travis Horton

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Liquid flooded compression and expansion in scroll machines – Part II: Experimental testing and model validation, Ian Bell, Vincent Lemort, E. A. Groll, James E. Braun, Galen King, and W. Travis Horton

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Liquid-Flooded Compression and Expansion in Scroll Machines – Part I: Model Development, Ian Bell, Vincent Lemort, Eckhard Groll, James E. Braun, Galen King, and W. Travis Horton

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The Influence of Boundary Conditions and Constraints on the Performance of Noise Control Materials, J Stuart Bolton

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Source Visualization by Using Statistically Optimized Near-Field Acoustical Holography in Conical Coordinates, J Stuart Bolton and Yong T. Cho

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Connecting the Singular Values of an Input Cross-Spectral Density Matrix to Noise Sources in a Diesel Engine, J Stuart Bolton, Patricia Davies, and Michael D. Hayward

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CFD Modeling of Tapered Hole Microperforated Panels, J Stuart Bolton and Nicholas Kim

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The Use of Non-Collocated Higher Order Sources in the Equivalent Source Method, J Stuart Bolton and Yangfan Liu

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Influence of Boundary Conditions on the Prediction Accuracy of a Biot-based Poroelastic Model for Melamine Foam, J Stuart Bolton and Ryan A. Schultz

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Improving the Visitor Experience: A Noise Study and Treatment Design for the Smithsonian's National Zoological Park Great Ape House, J Stuart Bolton, Ryan Schultz, Jonathan Alexander, Stephanie Castiglione, Tom Hanschen, and Ed Bronikowski

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The Effect of Flexibility on the Acoustical Performance of Microperforated Materials, J Stuart Bolton, Jinho Song, Taewook Yoo, Ryan Schultz, and Yangfan Liu

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The Low Frequency Performance of Metamaterial Barriers Based on Cellular Structures, J Stuart Bolton, Srinivas Varanasi, Thomas Siegmund, and Ray Cipra

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Reduction of Sound Radiation by Using Force Radiation Modes: Effect of a Rigid Wall Near a Vibrating Object, J Stuart Bolton, Zenzo Yamaguchi, Shinji Isibashi, Kimihiro Sakagami, and Masayuki Morimoto

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A Miniature-Scale Linear Compressor for Electronics Cooling., Craig R. Bradshaw

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Inverse Modeling to Simulate Fault Impacts for Vapor Compression Equipment Part 1: Component Modeling and Validation, Howard Cheung and James E. Braun

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Inverse Modeling to Simulate Fault Impacts for Vapor Compression Equipment Part 2: System Modeling and Validation, Howard Cheung and James E. Braun

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Performance Mapping for Variable Ductless Heat Pump Systems in Heating, Cooling and Defrost Operation, Howard Cheung and James E. Braun

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Experimental Testing of an Organic Rankine Cycle with Scroll-type Expander, Brandon J. Woodland, James E. Braun, Eckhard A. Groll, and W. Travis Horton

Submissions from 2010

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Performance of Vapor Compression Systems with Compressor Oil Flooding and Regeneration, Ian H. Bell, Eckhard A. Groll, and James E. Braun

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Materials and Systems for Noise Control: Categorization and Challenges, J Stuart Bolton

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Performance Characteristics and Mapping for a Variable-Speed Ductless Heat Pump, Howard Cheung and James E. Braun

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Performance Benefits for Organic Rankine Cycles with Flooded Expansion, Brandon J. Woodland, James E. Braun, Eckhard A. Groll, and William Travis Horton

Submissions from 2007

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An Improved Model for Microperforated Absorbers, J Stuart Bolton, Jonathan H. Alexander, Taewook Yoo, and David F. Slama

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Influence of Tire Size and Shape on Sound Radiation from a Tire in the Mid-Frequency Region, Kiho Yum, Kwanwoo Hong, and J Stuart Bolton

Submissions from 2005

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Porous Materials for Sound Absorption and Transmission Control, J Stuart Bolton

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"Two-Microphone" Nearfield Acoustical Holography, J Stuart Bolton, Yong T. Cho, Hyu-Sang Kwon, and Yong-Joe Kim

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Sound Transmission Throough Lined, Composite Panel Structures: Transversely Isotropic Poro-Elastic Model, J Stuart Bolton and Jeong-Woo Kim

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Effect of Lining Anisotropy on Sound Attenuation in Lined Ducts, J Stuart Bolton, Jeong-Woo Kim, and Jonathan H. Alexander

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The Correlation of the Performance of Duct Lining Materials with Their Normal Incidence Properties, J Stuart Bolton, Jeong-Woo Kim, Taewook Yoo, and Jonathan H. Alexander

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Acoustic Radiation Modes of a Tire on a Reflecting Surface, Kiho Yum, Kwanwoo Hong, and J Stuart Bolton

Submissions from 2003

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The Reduction of Tire/Road Interaction Noise, J Stuart Bolton