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Proceedings Papers

Experimental Investigation of Combustion Dynamics in a High-Pressure Liquid-Fueled Swirl Combustor

A. Chandh, S. Adhikari, D. Wu, R. McKinney, B. Emerson, Q. Zhang, D. Joshi, B. Sen, D. Davis
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A039, June 13–17, 2022
Paper No: GT2022-81590
DOI: https://doi.org/10.1115/GT2022-81590
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Topics: Combustion, Combustion chambers, Dynamics (Mechanics), High pressure (Physics), Noise (Sound)
Proceedings Papers

Experimental Investigation of Fuel Staging Effect on Modal Dynamics of Thermoacoustic Azimuthal Instabilities in a Multi-Nozzle Can Combustor

J. Kim, W. Gillman, T. John, S. Adhikari, D. Wu, B. Emerson, V. Acharya, T. Lieuwen, M. Isono, T. Saitoh
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A037, June 7–11, 2021
Paper No: GT2021-59098
DOI: https://doi.org/10.1115/GT2021-59098
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Topics: Combustion chambers, Dynamics (Mechanics), Fuels, Nozzles
Journal Articles

Quantification of Vibration Localization in Periodic Structures

A. Chandrashaker, S. Adhikari, M. I. Friswell
Journal: Journal of Vibration and Acoustics
Article Type: Research-Article
J. Vib. Acoust. April 2016, 138(2): 021002.
Paper No: VIB-15-1115
DOI: https://doi.org/10.1115/1.4032032
Published Online: January 18, 2016
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Topics: Blades, Density, Disks, Eigenvalues, Modal assurance criterion, Mode shapes, Periodic structures, Stiffness, Vibration, Noise (Sound)
Journal Articles

A Hybrid Atomistic Approach for the Mechanics of Deoxyribonucleic Acid Molecules

S. Adhikari, E. I. Saavedra Flores, F. Scarpa, R. Chowdhury, M. I. Friswell
Journal: Journal of Nanotechnology in Engineering and Medicine
Article Type: Research-Article
J. Nanotechnol. Eng. Med. November 2013, 4(4): 041003.
Paper No: NANO-14-1033
DOI: https://doi.org/10.1115/1.4027690
Published Online: June 10, 2014
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Topics: DNA, Simulation, Finite element analysis, Atoms
Journal Articles

Experimental Identification of Generalized Proportional Viscous Damping Matrix

S. Adhikari, A. Srikantha Phani
Journal: Journal of Vibration and Acoustics
Article Type: Research Papers
J. Vib. Acoust. February 2009, 131(1): 011008.
DOI: https://doi.org/10.1115/1.2980400
Published Online: January 6, 2009
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Topics: Damping
Journal Articles

Rayleigh Quotient and Dissipative Systems

A. Srikantha Phani, S. Adhikari
Journal: Journal of Applied Mechanics
Article Type: Research Papers
J. Appl. Mech. November 2008, 75(6): 061005.
DOI: https://doi.org/10.1115/1.2910898
Published Online: August 15, 2008
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Topics: Damping, Eigenvalues, Perturbation theory
Journal Articles

Dynamic Response Characteristics of a Nonviscously Damped Oscillator

S. Adhikari
Journal: Journal of Applied Mechanics
Article Type: Research Papers
J. Appl. Mech. January 2008, 75(1): 011003.
DOI: https://doi.org/10.1115/1.2755096
Published Online: January 11, 2008
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Topics: Damping, Dynamic response, Frequency response
Journal Articles

Modal Analysis of Nonviscously Damped Beams

S. Adhikari, M. I. Friswell, Y. Lei
Journal: Journal of Applied Mechanics
Article Type: Technical Briefs
J. Appl. Mech. September 2007, 74(5): 1026–1030.
DOI: https://doi.org/10.1115/1.2712315
Published Online: August 15, 2006
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Topics: Damping, Equations of motion, Modal analysis, Mode shapes
Journal Articles

Analysis of Asymmetric Nonviscously Damped Linear Dynamic Systems

S. Adhikari, N. Wagner
Journal: Journal of Applied Mechanics
Article Type: Technical Papers
J. Appl. Mech. November 2003, 70(6): 885–893.
DOI: https://doi.org/10.1115/1.1601251
Published Online: January 5, 2004
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Topics: Damping, Eigenvalues, Damped linear dynamic systems
Journal Articles

On Symmetrizable Systems of Second Kind

S. Adhikari
Journal: Journal of Applied Mechanics
Article Type: Technical Papers
J. Appl. Mech. December 2000, 67(4): 797–802.
DOI: https://doi.org/10.1115/1.1322038
Published Online: May 2, 2000
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Topics: Dynamics (Mechanics), Eigenvalues, Linear dynamic system, Numerical analysis, Theorems (Mathematics), Structural dynamics, Damping, Equations of motion, Classical mechanics, Eigenfunctions