• 3639 Citations
1988 …2020
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Personal profile

Research Interests

Micro/meso-scale manufacturing; precision engineering; machine tool dynamics and control; material removal processes; automation and robotics

Education/Academic qualification

Mechanical Engineering, PhD, University of Wisconsin-Madison

… → 1979

Mechanical Engineering, MS, University of Belgrade

… → 1974

Mechanical Engineering, BS, University of Belgrade

… → 1970

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Network Recent external collaboration on country level. Dive into details by clicking on the dots.

Grants 2003 2020

3D printers
Program processors
Cooling
Metals
Flow velocity
Process control
Data structures
Residual stresses
Computer aided design
Computer simulation

Participant support costs

Ehmann, K.

National Science Foundation

12/1/1611/30/19

Project: Research project

Data structures
Costs
Residual stresses
Computer aided design
Computer simulation

Research Output 1988 2019

Design and models of helical needle geometries for core biopsies

Giovannini, M., Cao, J. & Ehmann, K., Feb 1 2019, In : Journal of the Mechanical Behavior of Biomedical Materials. 90, p. 113-124 12 p.

Research output: Contribution to journalArticle

Biopsy
Needles
Geometry
Tissue
Gages
1 Citations
Geometry
Metal forming
Sheet metal
Machining
Experiments

Compensation of dynamic mechanical tracking errors in ball screw drives

Li, F., Jiang, Y., Li, T. & Ehmann, K., Nov 1 2018, In : Mechatronics. 55, p. 27-37 11 p.

Research output: Contribution to journalArticle

Ball screws
Dynamic models
Identification (control systems)
Trajectories
Friction

Cooling rate effect on tensile strength of laser deposited Inconel 718

Bennett, J. L., Kafka, O. L., Liao, H., Wolff, S. J., Yu, C., Cheng, P., Hyatt, G., Ehmann, K. & Cao, J., Jan 1 2018, In : Procedia Manufacturing. 26, p. 912-919 8 p.

Research output: Contribution to journalConference article

Solidification
Tensile strength
Cooling
Lasers
Microstructure
5 Citations

Data-driven multi-scale multi-physics models to derive process–structure–property relationships for additive manufacturing

Yan, W., Lin, S., Kafka, O. L., Lian, Y., Yu, C., Liu, Z., Yan, J., Wolff, S., Wu, H., Ndip-Agbor, E., Mozaffar, M., Ehmann, K., Cao, J., Wagner, G. J. & Liu, W. K., May 1 2018, In : Computational Mechanics. 61, 5, p. 521-541 21 p.

Research output: Contribution to journalArticle

3D printers
Multiphysics
Data-driven
Physics
Manufacturing