David F. Bahr
Mechanical and Materials Engineering
phone:
(509)335-8523 fax: (509)335-4662 email: bahr@mme.wsu.edu
Refereed Journal Publications
2.
Characterization of DC Jet CVD Diamond Films on
Molybdenum
D.F. Bahr, D. Bucci,
L.S. Schradler, J.A. Last, J. Heberlein,
E. Pfender and W.W. Gerberich, Diamond and Related Materials, vol. 5, pp.
1462-1472 (1996)
3.
Adhesion and
Acoustic Emission Analysis of Failures in Nitride Films with a Metal
Interlayer
D.F. Bahr, J.W. Hoehn,
N.R. Moody and W.W. Gerberich, Acta Materiala, vol. 45, pp. 5163-5175 (1997)
5.
Relationships Between Acoustic Emission and Energy
Released During Failure Events
D.F. Bahr and W.W. Gerberich, Journal of Materials
Research, vol. 13, pp. 1065-1074 (1998)
6.
Elastic Loading and Elastoplastic
Unloading from Nanometer Level
Indentations for Modulus Determination
W.W. Gerberich,
W. Yu, D. Kramer, A. Strojny, D. Bahr, E. Lilleoden, and J. Nelson, Journal of Materials Research,
vol. 13, pp. 421-439 (1998)
7.
Non-linearDeformation
Mechanisms During Indentation
D.F. Bahr, D.E. Kramer and W.W. Gerberich, Acta Materiala, vol. 46, pp. 3605-3617 (1998)
8.
Microindentation Method For
In-Situ Stress Measurements In Precipitated Iron Sulfate Films
N.I. Tymiak,
J.C. Nelson, D.F. Bahr and W.W. Gerberich,
Corrosion Science, vol. 40, pp. 1953-1975 (1998)
9.
Yield Strength Predictions From the Plastic Zone
Around Nanocontacts
D. Kramer, H. Huang, M. Kriese, J. Robach, J. Nelson, A.
Wright, D. Bahr, E. Lilleodden, and W.W. Gerberich, Acta Materialia, vol. 47, pp. 333-343 (1998)
10.
Mechanical Deformation of PZT Thin Films for MEMS
Applications
D.F. Bahr, J.S. Robach,
J.S. Wright, L.F. Francis, and W.W. Gerberich,
Materials Science and Engineering A, vol. 259, pp. 126 131 (1999)
11.
Energy Considerations Regarding Yield Points During Indentation
D.F. Bahr, D.E. Wilson, and D.A. Crowson, Journal of Materials Research, vol. 14, pp. 2269-2275
(1999)
12.
Nanoindentation-Induced Defect-Interface
Interactions: Phenomena, Methods and Limitations
W. W. Gerberich,
D. E. Kramer, N. I. Tymiak, A. A. Volinsky,
D. F. Bahr and M. D. Kriese, Acta
Materialia, vol. 47 , pp.
4115-4123 (1999)
13.
Grain Growth and Mechanical Properties of Bulk
Polycrystalline Silicon
R.W. Fancher,
C.M. Watkins, M.G. Norton, D.F. Bahr And E.W. Osborne, Journal of Materials
Science, vol. 36, pp. 5441-5446, (2001)
14.
Effect of Thermal Treatment on Failure Modes in
Tungsten Wire
P.P. Bourque, D.F. Bahr, and M.G.
Norton, Materials Science and Engineering A, vol. 298, pp. 73-78 (2001)
15.
Evolution of Plastic Zone During Nanoindentation
C.L. Woodcock and D.F. Bahr, Scripta Materialia, vol. 43, pp.
783-788 (2000)
16.
Structural and Mechanical Characteristics of Anodic
Oxide Films on Titanium
M. Pang, D.E. Eakins, M.G. Norton, and D.F.
Bahr, Corrosion, vol. 57, pp. 523-531
(2001)
17.
Fatigue and Fracture in Membranes for MEMS Power
Generation
D.F. Bahr, B.T. Crozier, C.D.
Richards, and R.F. Richards, Mechanical
Properties of Structural Films, STP No. 1413, C.L. Muhlstein
and S.B. Brown, Eds., American Society for Testing and Materials, West
Conshohocken, PA, pp. 28-36 (2001)
18.
Thin Film Fracture During Nanoindnetation
Of A Titanium Oxide Film Titanium System
M. Pang and D.F. Bahr, Journal of Materials Research, vol. 16, pp. 2634-2643 (2001)
19.
Plastic Strain and Strain Gradients at Very Small
Indentation Depths
N.I. Tymiak,
D.E. Kramer, D.F. Bahr, T.J. Wyrobek, and W.W. Gerberich, Acta Materialia, vol. 49, pp. 1021-1034 (2001).
20.
The Effects Of Hydrogen On
Deformation And Cross Slip In A BCC Titanium Alloy
K.R. Morasch
and D.F. Bahr, Scripta Materialia,
vol. 45, pp. 839-845 (2001)
21.
A Facility for Characterizing the Dynamic Mechanical
Behavior of Thin Membranes for MEMS Devices
J.D. Hall, N.E. Apperson,
B.T. Crozier, C. Xu, R.F. Richards, D.F. Bahr, and
C.D. Richards, Review of Scientific Instrumentation, in press (2002)
22.
Nanoindentation and Orientation Imaging: Probing
small volumes and thin films for mechanical properties
D.F. Bahr,
K.A. Nibur and K.R. Morasch, Journal of Electronic
Materials, vol.
31, pp. 66 - 70 (2002)
23.
MEMS Power: The P3 Micro Power Generator
C. Richards, D. Bahr, C. Xu, and R. Richards, AIAA Jounal of Propulsion, (submitted 2002)
1.
Effects of Microstructure on the Adhesion of Metal
Reinforced Diamond Films
J.W. Hoehn, D.F. Bahr, J.C. Nelson, J. Heberlein, E. Pfender and W.W. Gerberich, in Proceedings of the Materials Research
Society, vol. 383, Mechanical Behavior of Diamond and Other Forms of Carbon,
pp. 385-390 (1995)
3.
The Effect of In Plane and Out of Plane Stresses on
the Adhesion Testing of Diamond Films
D.F. Bahr and W.W. Gerberich, in Proceedings of the Materials Research
Society, vol. 436, Thin Films Stresses and Mechanical Properties VI, pp. 85-90
(1997)
4.
Mechanical Behavior of a MEMS Acoustic Emission Sensor
D.F. Bahr, J.S. Wright, L.F. Francis, N.R. Moody and W.W. Gerberich,
in Proceedings of the Materials Research Society, vol. 444, Materials in Mechanical and Optical
Microsystems, pp. 209-214 (1996)
5.
The Effects of Residual Stress on Modulus Measurements
By Indentation
D.F. Bahr, D.A. Crowson,
J.S. Robach, and W.W. Gerberich,
in Proceedings of the Materials Research Society, vol. 505, Thin Films Stresses
and Mechanical Properties VII, pp. 85-90 (1998)
6.
Yield Point Phenomena During Indentation
D.F. Bahr, C.M. Watkins, D.E. Kramer,
and W.W. Gerberich, in Proceedings of the Materials
Research Society, Fundamentals of Nanoindentation and Nanotribology,
vol. 522, pp. 83-88 (1998)
7.
Nanoindentation Evaluation of Passive Film Stress and
Growth Kinetics
N.I. Tymiak,
J.C. Nelson, W.W. Gerberich and D.F. Bahr, in
Proceedings of the Materials Research Society, Fundamentals of Nanoindentation
and Nanotribology, vol. 522, pp. 251-256 (1998)
8.
Reliability And Properties Of PZT Thin Films For MEMS
Applications
D.F. Bahr, J.C. Merlino,
P. Banerjee, C.M. Yip, and A. Bandyopadhyay,
in Proceedings Of The Materials Research Society, Materials Science of MEMS
Devices, vol. 546, pp. 153-158 (1999)
9.
The Strength And Fracture Of Passive Oxide Films On
Metals
M. Pang, D.
10.
Mechanical Properties And Adhesion Of PZT Thin Films
For MEMS
J.M. Jungk,
B.T. Crozier, A. Bandyopadhyay, N.R. Moody, and D.F. Bahr, in Proceedings of the
Materials Research Society, Thin Films Stresses and Mechanical Properties VIII,
vol. 594, pp. 225-230 (2000)
11.
Friction Measurement In MEMS Using A New Test
Structure
B.T. Crozier, M.P. de Boer, J.M.
Redmond, D.F. Bahr, and T.A. Michalske, in
Proceedings of the Materials Research Society, Materials Science Of MEMS
Devices II, vol. 605, pp. 129-130 (2000)
12.
Influence of Grain Boundary Structure on Liquid Metal Penetration Behavior
Liping Ren, D.F. Bahr, and R.G.
Hoagland, in Proceedings of the Materials Research Society, Multiscale
Phenomena in Materials, vol. 578, pp. 411-416 (2000)
13.
Phase Transformations in Sol-Gel PZT Thin Films
D.P. Eakin, M.G. Norton, and D. F. Bahr, in
Proceedings of the Materials Research Society, Materials for Novel Oxide Based
Electronics, vol. 623, pp. 185-190 (2000)
14.
The Effects of Solution Chemistry on Passive Film
Fracture and Stress Corrosion
D.F. Bahr, M. Pang, D. Rodriguez-Marek, and C.H.
Johnson, in Chemistry and Electrochemistry of Stress Corrosion Cracking: A
Symposium Honoring the Contributions of R.W. Staehle,
ed. R.H. Jones, TMS pp. 353-361 (2001)
15.
Defects and Failure Modes in PZT Films for a MEMS Microengine
D.F. Bahr, B.T. Crozier, C.D.
Richards, and R.F. Richards, Proceedings of the Materials Research Society,
Materials Science of MEMS Devices III, vol. 657, pp. EE4.4.1-.6 (2001)
16.
Film Fracture Phenomena During Indentation
D.F. Bahr, M. Pang, and D. Rodriguez-Marek, Proceedings of the Materials Research Society,
Fundamentals of Nanoindentation and Nanotribology II,
vol. 649, pp. Q4.2.1 4.2.6 (2001)
17.
Plastic Zone Development Around Nanoindentations
C.L. Woodcock, D.F. Bahr, and N.R.
Moody, Proceedings of the Materials Research Society, Fundamentals of
Nanoindentation and Nanotribology II, vol. 649, pp.
Q7.14.1 7.14.6 (2001)
18.
Adhesive Failure of a Thin Epoxy Film on an Aluminumized Substrate
N.R. Moody, D.F. Bahr, M.S. Kent, J.A. Emerson, and E.D. Reedy, Jr.,
Proceedings of the Materials Research Society, Fundamentals of Nanoindentation
and Nanotribology II, vol. 649, pp. Q6.3.1 6.3.6
(2001)
19.
Relationships Between Film Chemistry, Structure, and
Mechanical Properties in Titanium Oxides
M. Pang, D.E. Eakins,
M.G. Norton, and D.F. Bahr, Proceedings of the Materials Research Society,
Structure-Property Relationships of Oxide Surfaces and Interfaces, vol. 654,
pp. AA3.41.1-.6 (2001)
20.
Design of a Micro Heat Engine
C. Xu, J.
Hall, C. Richards, D. Bahr, and R. Richards, ASME IMECE MEMS Symposium, MEMS-Vol. 2, pp. 261-267, Orlando FL, 2000
21.
Relationships Between Microstructre
and Reliability in PZT MEMS
B.W. Olson, L.M. Randall, C.D.
Richards, R.F. Richards, and D.F. Bahr, in Proceedings of the Materials
Research Society, Transport and Microstructural
Phenomena in Oxide Electronics, vol. 666, pp. F6.1.1-.9 (2001)
22.
Texture Effects on Corrosion Behavior of Friction Stir
Welded 7075 Aluminum
David P. Field, Tracy W. Nelson, Yuri Hovanski, and
David F. Bahr, in Friction Stir Welding and Processing, ed. K.V. Jata, M.W. Mahoney, R.S. Mishra,
S.L. Semiatin, and D.P. Field, MRS, pp. 83-91 (2001)
23.
Characterization of a Piezoelectic
Membrand for MEMS Power
K. Bruce, R. Richards, D. Bahr, and
C. Richards, Proceedings of the ASME IMECE 2001-Vol. 2, MEMS Symposium, Paper
No. MEMS-23803,
24.
The P3 Micro Power Generation System
C.D. Richards, D.F. Bahr, C-G Xu, and R.F. Richards,
Proceedings of the ASME IMECE 2001 Vol. 1, Microscale
Thermal Phenomena in Energy Systems, Paper No. HTD-24283,
25.
Electro-Mechanical Coupling And Power Generation In A
PZT Micro-Engine
D.F. Bahr, K.R. Bruce, B.W. Olson, L.M.
Eakins, C.D. Richards, and R.F. Richards, Proceedings
of the Materials Research Society, Materials Science of Microelectromechanical
Systems (MEMS) Devices IV, vol. 687, pp. 4.3.1-6 (2002)
26.
Thin Film Fracture During Nanoindentation Of Hard Film
Soft Substrate Systems
D.F. Bahr, K.D.Weaver, and D.F. Bahr,
Proceedings of the Materials Research, Thin Films Stresses and Mechanical
Properties IX, vol. 695, pp. L7.2.1-6 (2002)
27.
The Effects of Copper on the Interfacial Failure of
Gold Films
N. R. Moody, D. P. Adams, M. J.
Cordill, N. Yang, and D. F. Bahr, Proceedings of the Materials Research, Thin
Films Stresses and Mechanical Properties IX, vol. 695, pp. L7.5.1-6 (2002)
Presentations (8 invited)
1.
Effects of Molybdenum on Pitting Corrosion in
Austenitic Stainless Steels
D.F. Bahr and W.M. Mullins, NACE Corrosion 93 Conference, New Orleans, LA
(1993)
2.
Adhesion Evaluation of CVD Diamond Films and Metal
Reinforced Composite Diamond Films
D.F. Bahr, J.C. Nelson, D. Zhuang, J.
Heberlein, E. Pfender and
W.W. Gerberich, Materials Research Society, Spring
Meeting, Symposium I, Mechanical Behavior of Diamond and Other Forms of Carbon
(1995)
3.
The Effect of In Plane and Out of Plane Stresses on
the Adhesion Testing of Diamond Films
D.F. Bahr and W.W. Gerberich, Materials
Research Society Spring Meeting, Symposium CC, Thin Films Stresses and
Mechanical Properties VI (1996)
4.
Acoustic Emission as Identification of Physical
Phenomena
D.F. Bahr, D. E. Kramer, J. S. Wright, L.F. Francis and W.W. Gerberich, Materials Research Society Spring Meeting,
Symposium AA, Advances in Instrumentation (1996)
5.
Mechanical Behavior of Passivating
Surfaces Under Potentiostatic Control
D.F. Bahr, J.C. Nelson and W.W. Gerberich,
Poster at Gordon Conference on Aqueous Corrosion (1996)
6.
Indentation and Acoustic Emission in Nitride Films
D.F. Bahr, J.W. Hoehn, N.R. Moody and W.W. Gerberich, ASM /TMS Materials Week, Characterization of Ultrahard Coatings (1996)
7.
Mechanical Behavior of a MEMS Acoustic Emission Sensor
D.F. Bahr, J.S. Wright, L.F. Francis, N.R. Moody and W.W. Gerberich, Materials Research Society Fall Meeting,
Symposium I, Materials in Mechanical and Optical Microsystems (1996)
8.
The Mechanical Behavior of PZT Thin Films Deposited by
A Sol-Gel Technique
D.F. Bahr, J.S. Wright, L.F. Francis, N.R. Moody and W.W. Gerberich, TMS Annual Meeting, Evolution and Advanced
Characterization of Thin Film Microstructures (1997)
9.
The Role of Passive Films on the Mechanical Properties
of Metals
D.F. Bahr, Invited
:
10.
The Effects of Hydrogen on the Mechanical Behavior of
a Beta Titanium Alloy and NiAl
D.F. Bahr and W.W. Gerberich, Poster
at Gordon Conference on Hydrogen in Metal Systems (1997)
12.
Yield Point Phenomena During Indentation
D.F. Bahr, C.M. Watkins, D.E. Kramer, and W.W. Gerberich, Materials Research Society Spring Meeting,
Symposium T, Fundamentals of Nanoindentation and Nanotribology
(1998)
13.
Reliability And
Properties Of Pzt Thin Films For MEMS Applications
D.F. Bahr, J.C. Merlino, P. Banerjee, C.M. Yip, And A. Bandyopadhyay,
Materials Research Society Fall Meeting Symposium AA, Materials Science Of MEMS
Devices (1998)
14.
Materials
Research Opportunities at
D.F. Bahr, Invited:
15.
The Mechanical
Behavior of Thin Film Substrate Systems
D.F. Bahr, Invited:
16.
Local Passive Film Fracture And Repassivation
Testing
D.E. Wilson, M. Pang, and D.F.
Bahr, NACE Corrosion 1999 Research in Progress Symposium (1999)
17.
Reliability Issues In Sol-Gel Processed PZT Thin Films
P. Banerjee, J. Merlino, D. Bahr and A.
Bandyopadhyay, American Ceramics Society Annual
Meeting (1999)
18.
Processing and Reliability Issues
in PLZT and PZNT Thin Films via Sol-Gel
P. Banerjee, D. Bahr and A. Bandyopadhyay, Symposium on Sol-Gel Thin Films, Pacific
Coast Regional Meeting of the American Ceramic Society, October 27-29,
1999. (
19.
Processing of PZT Thick Films
S. Bose, P. Banerjee, D. Bahr and A. Bandyopadhyay, Symposium on Sol-Gel Thin Films, Pacific
Coast Regional Meeting of the American Ceramic Society, October 27-29,
1999. (
20.
Mechanical Deformation In Thin Film Substrate
Systems
D.F. Bahr, Invited,
21.
The Strength And Fracture Of Passive Oxide Films On
Metals
M. Pang, D.
22.
Mechanical
Properties And Adhesion Of PZT Thin Films For MEMS
J.M. Jungk, B.T. Crozier, A. Bandyopadhyay, N.R. Moody,
And D.F. Bahr, Materials Research Society Fall Meeting Symposium V, Thin
Films Stresses And Mechanical Properties VIII (1999)
23.
Friction Measurement In Mems
Using A New Test Structure
B.T. Crozier, M.P. de Boer, J.M. Redmond, D.F. Bahr, and T.A. Michalske, Materials Research Society Fall Meeting
Symposium MM, Materials Science Of MEMS Devices II (1999)
26. Mechanical Deformation in Small Volumes : MEMS and Thin Films
D.F. Bahr, Invited,
27.
The Structural And Mechanical Characteristics Of Passivating Films Grown Under Various Electrochemical
Conditions
M. Pang, D. Rodriguez-Marek, and D.F. Bahr, Materials
Research Society Spring Meeting, Symposium H, Corrosion of Metals and Alloys
(2000)
28.
Phase
Transformations in So-Gel PZT Thin Films
D.P. Eakin,
M.G. Norton, and D. F. Bahr, Materials Research Society Spring Meeting,
Symposium U, Materials for Novel
Oxide Based Electronics (2000)
29.
Course Development For Increasing The Awareness Of
Materials Science To Non-Engineering Majors
D.F. Bahr and M.G. Norton, Materials Research Society Spring Meeting,
Symposium HH, Materials Science and Engineering Education in the New Millennium
(2000)
30.
Mechanical Properties and
Testing Methods for Thin Films: Fracture and Adhesion Studies
D.F. Bahr, Invited,
31.
Fatigue and Fracture in Membranes for MEMS Power
Generation
D.F. Bahr, B.T. Crozier, C.D. Richards, and R.F. Richards, ASTM
Committee E8 on Fatigue and Fracture, Symposium on Mechancial
Properties of Structural Films, (2000)
32.
Defects and Failure Modes in PZT Films for a MEMS Microengine
D.F. Bahr, B.T. Crozier, C.D. Richards, and R.F. Richards,
Materials Research Society Fall Meeting, Symposium EE, Materials Science of
MEMS Devices III (2000)
33.
Film Fracture Controlled Excursions in Oxide-Metal
Systems
D.F. Bahr, M. Pang, and D. Rodriguez-Marek,
Materials Research Society Fall Meeting, Symposium Q, Fundamentals of
Nanoindentation and Nanotribology II (2000)
34.
Plastic Zone Development Around Nanoindentations
C.L. Woodcock, D.F. Bahr, and N.R. Moody, Materials Research
Society Fall Meeting, Symposium Q, Fundamentals of Nanoindentation and Nanotribology II (2000)
35.
Relationship Between Film Chemistry, Structure, and
Mechanical Properties in Titanium Oxides
M. Pang, D.P. Eakins, M.G. Norton,
and D.F. Bahr, Materials Research Society Fall Meeting, Symposium AA,
Structure-Property Relationships of Oxide Surfaces and Interfaces (2000)
36.
The Effects of Solution Chemistry on Passive Film
Fracture and Stress Corrosion
D.F. Bahr, M. Pang, D. Rodriguez-Marek, and
C.H. Johnson, TMS 2001 Annual Meeting,
Chemistry and Electrochemistry of Stress Corrosion Cracking: A Symposium
Honoring the Contributions of R.W. Staehle, (2001)
37.
Indentation Techniques to Measure the Adhesion of Hard
Films on Soft Substrates
D.F. Bahr and A.L. Olson, TMS 2001 Annual Meeting, General Abstracts
Adhesion Symposium (2001)
38.
Passive Film Fracture: Correlation Between Bulk and Nanoscale Testing
D.F. Bahr, M. Pang, D. Rodriguez-Marek, and
C.H. Johnson, Corrosion 2001, Research in Progress Symposium (2001)
39.
Implementation of an Upper Division General Education
Course on Materials
D.F. Bahr and M.G. Norton, Materials Research Society Spring Meeting,
Symposium GG,Impacting Society through Materials
Science and Engineering Education (2001)
40.
Slip Band and Step Formation Around Small Scale
Indentations
D.F. Bahr, C.L. Woodcock, and K.R. Morasch,
Materials Research Society Spring Meeting, Symposium BB, Material Instabilities
and Patterning in Metals (2001)
41.
Design and Reliability of the P3 Microengine
D.F. Bahr, Invited,
42.
Passive Film Fracture in Corrosive Environments
D.F. Bahr, Invited,
Pacific Northwest National Laboratories, Stress Corrosion Cracking Technical
Seminar, Septempter 7, (2001)
43.
Thin Film Fracture During Nanoindentation Of Hard Film
Soft Substrate Systems
D.F. Bahr, K.D.Weaver, and D.F. Bahr,
Materials Research Society Fall Meeting, Symposium L, Thin Films Stresses and
Mechanical Properties IX (2001)
44.
Electro-Mechanical Coupling And Power Generation In A
PZT Micro-Engine
D.F. Bahr, K.R. Bruce, B.W. Olson, L.M. Eakins,
C.D. Richards, and R.F. Richards, Materials Research Society Fall Meeting,
Symposium B, Materials Science of Microelectromechanical
Systems (MEMS) Devices IV (2001)