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Christos I. Papadopoulos
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Journal Articles

Calculation of Operational Parameter Variation of Finite Slider and Journal Bearings With Stochastic Roughness on the Stator and the Rotor

Dimitrios Skaltsas, Christos I. Papadopoulos
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 2025, 147(10): 104105.
Paper No: TRIB-24-1459
https://doi.org/10.1115/1.4067973
Published Online: March 18, 2025
View Article titled, Calculation of Operational Parameter Variation of Finite Slider and Journal Bearings With Stochastic Roughness on the Stator and the Rotor
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Topics: Bearings, Friction, Journal bearings, Load bearing capacity, Pressure, Surface roughness, Stress, Slider bearings
Proceedings Papers

Structure-Excitation Modal Decoupling by Modification of the Involved Acoustic Modes of the Sound Insulating Enclosure

Christos I. Papadopoulos, Ioannis T. Georgiou
Proc. ASME. IDETC-CIE2001, Volume 6A: 18th Biennial Conference on Mechanical Vibration and Noise, 943-950, September 9–12, 2001
Publisher: American Society of Mechanical Engineers
Paper No: DETC2001/VIB-21412
https://doi.org/10.1115/DETC2001/VIB-21412
View Paper titled, Structure-Excitation Modal Decoupling by Modification of the Involved Acoustic Modes of the Sound Insulating Enclosure
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Topics: Acoustics, Excitation, Noise (Sound), Stress, Absorption, Machinery, Optimization
Journal Articles

Characterization of Stiffness and Damping in Textured Sector Pad Micro Thrust Bearings Using Computational Fluid Dynamics

Christos I. Papadopoulos, Pantelis G. Nikolakopoulos, Lambros Kaiktsis
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Gas Turbines: Structures And Dynamics
J. Eng. Gas Turbines Power. November 2012, 134(11): 112502.
https://doi.org/10.1115/1.4007320
Published Online: September 21, 2012
View Article titled, Characterization of Stiffness and Damping in Textured Sector Pad Micro Thrust Bearings Using Computational Fluid Dynamics
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Topics: Bearings, Computational fluid dynamics, Damping, Stiffness, Thrust bearings, Geometry, Rotors, Load bearing capacity, Texture (Materials)
Journal Articles

Evolutionary Optimization of Micro-Thrust Bearings With Periodic Partial Trapezoidal Surface Texturing

Christos I. Papadopoulos, Pantelis G. Nikolakopoulos, Lambros Kaiktsis
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2011, 133(1): 012301.
https://doi.org/10.1115/1.4001990
Published Online: September 27, 2010
View Article titled, Evolutionary Optimization of Micro-Thrust Bearings With Periodic Partial Trapezoidal Surface Texturing
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Topics: Bearings, Optimization, Geometry, Load bearing capacity
Proceedings Papers

Systematic Characterization of Coupled Structural-Acoustic Systems With the Aid of Temporal and Spectral (Complex) Proper Orthogonal Decomposition

Christos I. Papadopoulos, Ioannis T. Georgiou
Proc. ASME. IMECE2008, Volume 11: Mechanical Systems and Control, 225-234, October 31–November 6, 2008
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2008-67384
https://doi.org/10.1115/IMECE2008-67384
View Paper titled, Systematic Characterization of Coupled Structural-Acoustic Systems With the Aid of Temporal and Spectral (Complex) Proper Orthogonal Decomposition
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Topics: Acoustics, Principal component analysis, Steady state, Transients (Dynamics), Approximation, Databases, Degrees of freedom, Finite element analysis, Finite element methods, Shapes
Proceedings Papers

A Proper Orthogonal Decomposition Analysis to Identify the Dominant Modes of the Steady State Acoustic Pressure Field in a Cavity

Ioannis T. Georgiou, Christos I. Papadopoulos
Proc. ASME. IDETC-CIE2003, Volume 5: 19th Biennial Conference on Mechanical Vibration and Noise, Parts A, B, and C, 1601-1610, September 2–6, 2003
Publisher: American Society of Mechanical Engineers
Paper No: DETC2003/VIB-48495
https://doi.org/10.1115/DETC2003/VIB-48495
View Paper titled, A Proper Orthogonal Decomposition Analysis to Identify the Dominant Modes of the Steady State Acoustic Pressure Field in a Cavity
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Topics: Cavities, Principal component analysis, Sound pressure, Steady state, Acoustics, Dynamics (Mechanics), Finite element analysis, Wave equations
Proceedings Papers

A Novel Vibration Analysis of Stiff-Soft Structural Systems by the Method of Spectral Proper Orthogonal Decomposition

Ioannis T. Georgiou, Christos I. Papadopoulos
Proc. ASME. IDETC-CIE2005, Volume 1: 20th Biennial Conference on Mechanical Vibration and Noise, Parts A, B, and C, 2533-2539, September 24–28, 2005
Publisher: American Society of Mechanical Engineers
Paper No: DETC2005-85296
https://doi.org/10.1115/DETC2005-85296
View Paper titled, A Novel Vibration Analysis of Stiff-Soft Structural Systems by the Method of Spectral Proper Orthogonal Decomposition
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Topics: Principal component analysis, Vibration analysis, Dynamics (Mechanics), Computation, Shapes, Steady state, Transfer functions
Proceedings Papers

On Proper Orthogonal Decomposition or K-L Expansion to Analyze Transient Sound Pressure Fields in Linear Acoustics

Ioannis T. Georgiou, Christos I. Papadopoulos
Proc. ASME. IMECE2003, Noise Control and Acoustics, 205-212, November 15–21, 2003
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2003-41922
https://doi.org/10.1115/IMECE2003-41922
View Paper titled, On Proper Orthogonal Decomposition or K-L Expansion to Analyze Transient Sound Pressure Fields in Linear Acoustics
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Topics: Acoustics, Principal component analysis, Sound pressure, Transients (Dynamics), Cavities, Dynamics (Mechanics), Computational methods, Construction, Databases, Design
Proceedings Papers

Applying Proper Orthogonal Decomposition Tools for Modal Identification of Coupled Structural-Acoustic Dynamic Fields

Ioannis T. Georgiou, Christos I. Papadopoulos, Dimitris P. Servis
Proc. ASME. IMECE2004, Noise Control and Acoustics, 219-227, November 13–19, 2004
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2004-59689
https://doi.org/10.1115/IMECE2004-59689
View Paper titled, Applying Proper Orthogonal Decomposition Tools for Modal Identification of Coupled Structural-Acoustic Dynamic Fields
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Topics: Acoustics, Principal component analysis, Dynamics (Mechanics), Dynamic response, Finite element analysis, Simulation, Sound pressure, Vibration
Proceedings Papers

Developing Pod Over the Complex Plane to Form a Data Processing Tool for Finite Element Simulations of Steady State Structural Dynamics

Ioannis T. Georgiou, Christos I. Papadopoulos
Proc. ASME. IMECE2006, Design Engineering and Computers and Information in Engineering, Parts A and B, 789-798, November 5–10, 2006
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2006-15359
https://doi.org/10.1115/IMECE2006-15359
View Paper titled, Developing Pod Over the Complex Plane to Form a Data Processing Tool for Finite Element Simulations of Steady State Structural Dynamics
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Topics: Engineering simulation, Finite element analysis, Simulation, Steady state, Structural dynamics, Shapes, Arches, Data fusion, Databases, Dynamic systems