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Anzahl der Publikationen: 14
Zeitschriftenartikel
Hasan, M.; Schmahl, Wolfgang W.; Hackl, K.; Heinen, R.; Frenzel, J.; Gollerthan, S.; Eggeler, Gunther; Wagner, M.; Khalil-Allafi, Jafar und Baruj, A.
(2008):
Hard X-ray studies of stress-induced phase transformations of superelastic NiTi shape memory alloys under uniaxial load.
In: Materials Science and Engineering A, Bd. 481-482, Nr. 1-2 C: S. 414-419
Khalil-Allafi, Jafar; Schmahl, Wolfgang W. und Többens, D. M.
(2006):
Space group and crystal structure of the R-phase in binary NiTi shape memory alloys.
In: Acta Materialia, Bd. 54, Nr. 12: S. 3171-3175
Khalil-Allafi, Jafar; Eggeler, Gunther; Schmahl, Wolfgang W. und Sheptyakov, Denis
(2006):
Quantitative phase analysis in microstructures which display multiple step martensitic transformations in Ni-rich NiTi shape memory alloys.
In: Materials Science and Engineering A-Structural Materials Properties Microstructure and Processing, Bd. 438, Nr. SI: S. 593-596
Schmahl, Wolfgang W.; Baruj, A.; Khalil-Allafi, Jafar; Nebel, H.; Chipara, M.; Edwards, D. L.; Benson, R. S. und Phillips, S.
(2005):
Investigation of the phase state of transformation shear bands in superelastic Ni-rich NiTi shape memory alloys with synchrotron diffraction.
In: Materials Research Society Symposium Proceedings, Bd. 851
Khalil-Allafi, Jafar; Schmahl, Wolfgang W. und Reinecke, T.
(2005):
Order parameter evolution and Landau free energy coefficients for the B2↔R-phase transition in a NiTi shape memory alloy.
In: Smart Materials and Structures, Bd. 14, Nr. 5:
S192-S196
Eggeler, Gunther; Khalil-Allafi, Jafar; Gollerthan, S.; Somsen, C.; Schmahl, Wolfgang W. und Sheptyakov, Denis
(2005):
On the effect of aging on martensitic transformations in Ni-rich NiTi shape memory alloys.
In: Smart Materials and Structures, Bd. 14, Nr. 5:
S186-S191
Khalil-Allafi, Jafar; Eggeler, Gunther; Dlouhy, A.; Schmahl, Wolfgang W. und Somsen, C.
(2004):
On the influence of heterogeneous precipitation on martensitic transformations in a Ni-rich NiTi shape memory alloy.
In: Materials Science and Engineering A, Bd. 378, Nr. 1-2 SPEC. ISS: S. 148-151
Khalil-Allafi, Jafar; Hasse, B.; Klönne, M.; Wagner, M.; Pirling, Th.; Predki, W. und Schmahl, Wolfgang W.
(2004):
In-situ diffraction investigation of superelastic NiTi shape memory alloys under mechanical stress with neutrons and with synchrotron radiation.
In: Materialwissenschaft und Werkstofftechnik, Bd. 35, Nr. 5: S. 280-283
Schmahl, Wolfgang W.; Khalil-Allafi, Jafar; Hasse, B.; Wagner, M.; Heckmann, A. und Somsen, C.
(2004):
Investigation of the phase evolution in a super-elastic NiTi shape memory alloy (50.7 at.\%Ni) under extensional load with synchrotron radiation.
In: Materials Science and Engineering A, Bd. 378, Nr. 1-2 SPEC. ISS: S. 81-85
Khalil-Allafi, Jafar; Schmahl, Wolfgang W.; Wagner, M.; Sitepu, H.; Többens, D. M. und Eggeler, Gunther
(2004):
The influence of temperature on lattice parameters of coexisting phases in NiTi shape memory alloys - A neutron diffraction study.
In: Materials Science and Engineering A, Bd. 378, Nr. 1-2 SPEC. ISS: S. 161-164
Sitepu, H.; Schmahl, Wolfgang W.; Reinecke, T.; Khalil-Allafi, Jafar; Eggeler, Gunther; Pietikainen, J. und Soderberg, Eds. O.
(2003):
Phase fractions of B2, B19′, R-phase and Ni4Ti3 in NiTi alloys during two-step phase transformations.
In: Journal De Physique. IV : JP, Bd. 112 II
Sitepu, H.; Schmahl, Wolfgang W.; Eggeler, Gunther; Khalil-Allafi, Jafar; Többens, D. M.; Pietikainen, J. und Soderberg, Eds. O.
(2003):
A neutron diffraction study of the martensitic transformations in aged Ni-rich NiTi alloys.
In: Journal De Physique. IV : JP, Bd. 112 II
Sitepu, H.; Schmahl, Wolfgang W.; Khalil-Allafi, Jafar; Eggeler, Gunther; Reinecke, T.; Brokmeier, H.; Tovar, M.; Többens, D. M.; Chu, Y. Y. und Zhao, L. C.
(2002):
Texture and quantitative phase analysis of aged Ni-rich NiTi using X-ray and neutron diffractions.
In: Materials Science Forum, Bd. 394-395: S. 237-240
Sitepu, H.; Schmahl, Wolfgang W.; Khalil-Allafi, Jafar; Eggeler, Gunther; Dlouhy, A.; Többens, D. M. und Tovar, M.
(2002):
Neutron diffraction phase analysis during thermal cycling of a Ni-rich NiTi shape memory alloy using the Rietveld method.
In: Scripta Materialia, Bd. 46, Nr. 7: S. 543-548