Publications

 

Choose a year: 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006

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2018 back to top

Micro-plasticity and recent insights from intermittent and small-scale plasticity (Invited Review Article)
R. Maaß and P.M. Derlet
Acta Materialia 143, 338-363 (2018)

Thermally-activated stress relaxation in a model amorphous solid and the formation of a system-spanning shear event
P.M. Derlet and R. Maaß
Acta Materialia 143, 205-213 (2018)


2017 back to top

Shear-band thickness and shear-band cavities in a Zr-based metallic glass
C. Liu, V. Roddatis, P. Kenesei, R. Maaß
Acta Materialia 140, 206-216 (2017)

Linking macroscopic rejuvenation to nano-elastic fluctuations in a metallic glass
P. Ross, S. Küchemann, P.M. Derlet, H-B. Yu, W. Arnold, P. Liaw, K. Samwer, R. Maaß
Acta Materialia 138, 111-118 (2017)

Computational Curriculum for MatSE Undergraduates
A. Kononov, P. Bellon, T. Bretl, A.L. Ferguson, G.L. Herman, K.A. Kilian, J.A. Krogstad, C. Leal, R. Maaß, A. Schleife, J.K. Shang, D.R. Trinkle, and M. West
Paper presented at 2017 American Society for Engineering Education (ASEE) 124th Annual Conference & Exposition, Columbus, OH, June 25-28 2017 (2017)

Thermal processing and enthalpy storage of a binary amorphous solid: a molecular dynamics study (Invited Paper)
P.M. Derlet and R. Maaß
Journal of Materials Research 32, 2668-2679 (2017)

Gamma relaxation in bulk metallic glasses
S. Küchemann and R. Maaß
Scripta Materialia 137, 5-8 (2017)

Spatiotemporal slip dynamics during deformation of gold micro-crystals
G. Sparks, P. Sudharshan Phani, U. Hangen, R. Maaß
Acta Materialia 122, 109-119 (2017)


2016 back to top

Critical stress statistics and a fold catastrophe in intermittent crystal plasticity
P.M. Derlet and R. Maaß
Physical Review E 94, 033001 (2016)

The stress statistics of the first pop-in or discrete plastic event in crystal plasticity
P.M. Derlet and R. Maaß
Journal of Applied Physics 120, 25511 (2016)


2015 back to top

Unified Criterion for Temperature-Induced and Strain-Driven Glass Transition in Metallic Glass
H-B. Yu, R. Richert, R. Maaß, K. Samwer
Physical Review Letters 115, 135701 (2015)

Universal power-law strengthening in metals
P.M. Derlet and R. Maaß
Scripta Materialia 109, 19-22 (2015)

Long range stress fields and cavitation along a shear band in a metallic glass – The local origin of fracture
R. Maaß, P. Birckigt, C. Borchers, K. Samwer, C.A. Volkert
Acta Materialia 98, 94-102 (2015)

Dynamic properties of major shear bands in Zr-Cu-Al bulk metallic glasses
P. Thurnheer, R. Maaß, K.J. Laws, S. Pogatscher, J.F. Löffler
Acta Materialia 96, 428-436 (2015)

Strain induced fragility transition in metallic glass
H-B. Yu, R. Richert, R. Maaß, K. Samwer
Nature Communications 6, 7179 (2015)

Rate-dependent shear-band initiation in a metallic glass
D. Tönnies, K. Samwer, P.M. Derlet, C.A. Volkert, R. Maaß
Applied Physics Letters 106, 171907 (2015)

Slip statistics of dislocation avalanches under different loading modes
R. Maaß, M. Wraith, J.T. Uhl, J.R. Greer, K.A. Dahmen
Physical Review E 91, 042403 (2015)

Shear-band dynamics in metallic glasses (Invited Overview Article)
R. Maaß and J.F. Löffler
Advanced Functional Materials 25, 2353–2368 (2015)

Crystal size effect in two dimensions – Influence of size and shape
R. Maaß, C.A. Volkert, P.M. Derlet
Scripta Materialia 102, 27-30 (2015)

Independence of Slip Velocities on Applied Stress in Small Crystals
R. Maaß, P.M. Derlet, J.R. Greer
Small 11, 341-351 (2015)

A probabilistic explanation for the size effect in crystal plasticity
P.M. Derlet and R. Maaß
Philosophical Magazine 95, 1829–1844 (2015)


2014 back to top

A single shear band in a metallic glass – Local core and wide soft zone
R. Maaß, K. Samwer, W. Arnold, C.A. Volkert
Applied Physics Letters 105, 171902 (2014)

Room Temperature Homogeneous Ductility of Micrometer-sized Metallic Glass
D. Tönnies, R. Maaß, C.A. Volkert
Advanced Materials 26, 5715-5721 (2014)

Linking high- and low-temperature plasticit in bulk metallic glasses II – use of a log normal barrier energy distribution and a mean-field description of high temperature plasticity
P.M. Derlet and R. Maaß
Philosophical Magazine 94, 2776-2803 (2014)

Compositional dependence of shear-band dynamics in the Zr–Cu–Al bulk metallic glass system
P. Thurnheer, R. Maaß, S. Pogatscher, J.F. Löffler
Applied Physics Letters 104, 101910 (2014)

Deformation response of ferrite and martensite in a dual-phase steel
H. Ghassemi-Armaki, R. Maaß, S. P. Bhat, S. Sriram, J. Greer, K.S. Kumar
Acta Materialia 62, 197-211 (2014)


2013 back to top

Small-scale plasticity – Insights into dislocation avalanche velocities
R. Maaß, P.M. Derlet, J.R. Greer
Scripta Materialia 69, 586-589 (2013)

Linking high- and low temperature plasticity in bulk metallic glasses – thermal activation, extreme value statistics and kinetic freezing
P.M. Derlet and R. Maaß
Philosophical Magazine 93, 4232-4263 (2013)

Fatigue deformation of microsized metallic glasses
D. Jang, R. Maaß, G.Wang, P.K. Liaw, J.R. Greer
Scripta Materialia 68, 773-776 (2013)

Micro-plasticity and intermittent dislocation activity in a simplified micro-structural model
P.M. Derlet and R. Maaß
Modelling and Simulation in Materials Science and Engineering 21, 035007 (2013)


2012 back to top

Ultrahigh Strength of Dislocation-Free Ni3Al Nanocubes
R. Maaß, L. Meza, B. Gan, S. Tin, J.R. Greer
Small 8, 1869-1875 (2012)

Shear-band arrest and stress overshoots during inhomogeneous flow in a metallic glass
R. Maaß, D. Klaumuenzer, G. Villard, P.M. Derlet, J.F. Löffler
Applied Physics Letters 100, 071904 (2012)

The Boson peak of model glass systems and its relation to atomic structure
P.M. Derlet, R. Maaß, J.F. Löffler
European Journal of Physics B 85, 148 (2012)

In-situ characterization of the dislocation-structure evolution in Ni micro-pillars
R. Maaß and M.D. Uchic
Acta Materialia 60, 1027-1037 (2012)

Thermal-activation model for freezing and the elastic robustness of bulk metallic glasses
P.M. Derlet and R. Maaß
Physical Review B – Rapid Communications 84, 220201 (2012)

Single shear-band plasticity in a bulk metallic glass at cryogenic temperatures
R. Maaß, D. Klaumuenzer, E. I. Preiß, P.M. Derlet, J.F. Löffler
Scripta Materialia 66, 231-234 (2012)

Nanoindentation and nano-compression testing of Ni3Al precipitates
B. Gan, H. Murakami, R. Maaß, L. Meza, J.R. Greer, T. Ohmura, S. Tin
Superalloys, 83 (2012)

The Role of Disorder and the Elastic Robustness of Bulk Metallic Glasses
P.M. Derlet, R.Maaß
Mater. Res. Soc. Symp. Proc., 1520-NN07-06 (2012)

2011 back to top

Probing Shear-Band Initiation in Metallic Glasses
D. Klaumuenzer, A. Lazarev, R. Maaß, F.D. Dalla Torre, J.F. Löffler, A. Vinogradov
Physical Review Letters 107, 185502 (2011)

Propagation dynamics of individual shear bands during inhomogeneous flow in a Zr-based bulk metallic glass
R. Maaß, D. Klaumuenzer, J.F. Löffler
Acta Materialia 59, 3205-3213 (2011) – Nature Materials Research Highlight 10, 338 (2011)

Stick-slip dynamics and recent insights into shear banding in metallic glasses
D. Klaumuenzer, R. Maaß, J.F. Löffler
Journal of Materials Research 26, 1453-1463 (2011)

2010 back to top

Stick–slip behavior of serrated flow during inhomogeneous deformation of bulk metallic glasses
F.D. Dalla Torre, D. Klaumuenzer, R. Maaß, J.F. Löffler
Acta Materialia 58, 3742-3750 (2010)

Temperature-dependent shear band dynamics in a Zr-based bulk metallic glass
D. Klaumuenzer, R. Maaß, F.H. Dalla Torre, J.F. Löffler
Applied Physics Letters 96, 061901 (2010)

On the plasticity of small-scale nickel–titanium shape memory alloys
C.P. Frick, B.G. Clark, A.S Schneider, R. Maaß, S. Van Petegem, H. Van Swygenhoven
Scripta Materialia 62, 492-495 (2010)

2009 back to top

Smaller is stronger – The effect of strain hardening
R. Maaß, S. Van Petegem, D. Ma, J. Zimmermann, D. Grolimund, F. Roters, H. Van Swygenhoven, D. Raabe
Acta Materialia 57, 5996-6005 (2009)

The Vibrational Modes of Model Bulk Metallic Glasses
P.M. Derlet, R. Maaß, J.F. Löffler
Mater. Res. Soc. Symp. Proc., 1224-GG05-01 (2009)

In-situ Laue Diffraction of Metallic Micropillars
R. Maaß, S. Van Petegem, C.N. Borca, H. Van Swygenhoven
Materials Science and Engineering A 524, 40-45 (2009)

On the Microstructure of Nanoporous Gold – An X-ray Diffraction Study
S. Van Petegem, S. Brandstetter, R. Maaß, A.M. Hodge, B.S. El-Dasher, J. Biener, B. Schmitt, C.N. Borca, H. Van Swygenhoven
NanoLetters 9, 1158-1163 (2009)

2008 back to top

In-situ time resolved Laue diffraction during micro-compression experiments
R. Maaß, S. Van Petegem, H. Van Swygenhoven, D. Grolimund, P.M. Derlet
Advances in Synchrotron Radiation 1, 157-157 (2008)

On the initial microstructure of metallic micropillars
R. Maaß, S. Van Petegem, J. Zimmermann, C.N. Borca, H. Van Swygenhoven
Scripta Materialia 59, 471-474 (2008)

Crystal rotation in Cu single crystal micropillars – In situ Laue and electron backscatter diffraction
R. Maaß, S. Van Petegem, D. Grolimund, H. Van Swygenhoven, D.Kiener, G. Dehm
Applied Physics Letters 92, 071905 (2008)

2007 back to top

A strong micropillar containing a low angle grain boundary
R. Maaß, S. Van Petegem, D. Grolimund, H. Van Swygenhoven, M.D. Uchic
Applied Physics Letters 91, 131909 (2007)

Time-Resolved Laue Diffraction of Deforming Micropillars
R. Maaß, S. Van Petegem, H. Van Swygenhoven, P.M. Derlet, C.A. Volkert, D. Grolimund
Physical Review Letters 99, 145505 (2007)

2006 back to top

Defect structure in micropillars using x-ray microdiffraction
R. Maaß, D. Grolimund, S. Van Petegem, M. Willimann, M. Jensen, H. Van Swygenhoven, T. Lehnert, M.A.M. Gijs, C.A. Volkert, E.T. Lilleodden, R. Schwaiger
Applied Physics Letters 89, 151905 (2006)

Infuence of hydrogen on the growth of FePt thin films
R. Maaß, M. Weisheit, S. Faehler, L. Schultz
Journal of Applied Physics 100, 073910 (2006)

From Micro- to Marcoplasticity
S. Brandstetter, H. Van Swygenhoven, S. Van Petegem, B. Schmitt, R. Maaß, P.M. Derlet
Advanced Materials 18, 1545-1548 (2006)