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Temperature dependence of lower critical field Hc1(T) shows nodeless superconductivity in FeSe.
M. Abdel-Hafiez et al, Phys. Rev. B 88, 174512 (2013).
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Evidence for Line Nodes in the Superconducting Gap of K1-xNaxFe2As2 (x = 0, 0.1) Single Crystals from Low-Temperature Specific-Heat Measurements.
M. Abdel-Hafiez et al, Phys. Rev. B Rapid Communication 87, 180507(R) (2013).
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The heat capacity and entropy of lithium silicides in the temperature range from 2 to 873 K.
D. Thomas, M. Abdel-Hafiez et al., Journal of Chemical Thermodynamics, 64, 205 (2013).
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Thermodynamic properties of the anisotropic frustrated spin-chain compound linarite
M. Schäpers, A. U. B. Wolter, S.-L. Drechsler, S. Nishimoto, K.-H. Müller, M. Abdel-Hafiez et al., l, Phys. Rev. B 88, 184410 (2013). |
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Disordered magnetism in superconducting KFe2As2 single crystals.
V. Grinenko, S. Drechsler, M. Abdel-Hafiez, et al., phys. stat. sol. B 1–6 (2013).
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A new layered triangular antiferromagnet Li4FeSbO6: spin order, field-induced transitions
E. A. Zvereva, O. A. Savelieva, Y. Titov, M. A. Evstigneeva, V. B. Nalbandyan, C. N. Kao, J.-Y. Lin, I. A. Presniakov, A. Sobolev, S. A. Ibragimov, M. Abdel-Hafiez, Yu. Krupskaya, C. Jähne, G. Tan, R. Klingeler, B. Büchner and A. N. Vasiliev, Dalton Trans. Advance Article 42(5), 1550 (2013).
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Spin-state transition and local structure in Eu1-xCaxCoO3.
T. M. Vasilchikova, O.S. Volkova, T.G. Kuzmova, A. A. Kamenev, A. R. Kaul, D. M. Tsymbarenko, K. Lomachenko, A. V. Soldatov, J.-Y. Lin, Z. Hu, L. H. Tjeng, R. Klingeler, M. Abdel-Hafiez, A. U. B. Wolter, B. Büchner, and A. N. Vasiliev. journal of Physical Society of Japan 82, 044714 (2013).
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Evidence for a vortex-glass transition in superconducting Ba(Fe0.9Co0.1)2As2.
G. Prando, R. Giraud. S. Aswartham, M. Abdel-Hafiez et al., J. Phys.: Condens. Matter 25, 505701 (2013).
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Specific heat of Ca0.32Na0.68Fe2As2 single crystals: unconventional s± multi-band superconductivity with intermediate repulsive interband coupling and sizable attractive intraband couplings.
S. Johnston, M. Abdel-Hafiez et al., ArXiv:1311.3516 (2013). |
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Specific heat and upper critical field in KFe2As2 single crystals.
M. Abdel-Hafiez et al., Phys. Rev. B 85, 134533 (2012).
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Calorimetric study of the superconducting and normal state properties of Ca(Fe1-xCox)2As2.
M. Abdel-Hafiez et al., J of Physics: conference series, Cambridge - England (2012), 391, 012120.
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Hole-doping in BaFe2As2: The case of Ba1-xNaxFe2As2 single crystals.
S. Aswartham, M. Abdel-Hafiez, D. Bombor, M. Kumar, A. U. B. Wolter, C. Hess, B. Büchner, S. Wurmehl, Phys. Rev. B 85, 224520 (2012).
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Orthogonal spin arrangement as possible ground state of three - dimensional Shastry - Sutherland network in Ba3Cu3In4O12.
O. S. Volkova, I.S. Maslova, R. Klingeler, M. Abdel-Hafiez, A. U. B. Wolter, B. Büchner, A. N. Vasiliev, Phys. Rev. B 85, 104420 (2012).
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Weak ferrimagnetism and multiple magnetization reversal in α-Cr3(PO4)2.
A. N. Vasiliev, O. S. Volkova, E. Hammer, R. Glaum, J.-M. Broto, M. Millot, G. Neert, J.-Y. Lin, R. Klingeler, M. Abdel-Hafiez, A. U. B. Wolter, B. Büchner, Phys. Rev. B 85, 014415 (2012).
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Multi-gap superconductivity in single crystals of Ba0.65Na0.35Fe2As2: A calorimetric investigation.
A. K. Pramanik, M. Abdel-Hafiez, S. Aswartham, A. U. B. Wolter, S. Wurmehl, V. Kataev, B. Büchner, Phys. Rev. B 84, 064525 (2011).
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The superconducting gaps in LiFeAs: Joint study of specific heat and ARPES.
U. Stockert, M. Abdel-Hafiez, D. V. Evtushinsky, V. B. Zabolotnyy, A. U. B. Wolter, S. Wurmehl, I. Morozov, R. Klingeler, S. V. Borisenko, B. Büchner, Phys. Rev. B 83, 224512 (2011).
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Magnetic properties of the low-dimensional spin-1/2 magnet α-Cu2As2O7.
Y. Arango, E. Vavilova, M. Abdel-Hafiez, O. Janson, A. Tsirlin, H. Rosner, S.-L. Drechsler, M. Weil, G. Nénert, R. Klingeler, O. Volkova, A. Vasiliev, V. Kataev, B. Büchner, Phys. Rev. B 84, 134430 (2011).
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Phase
diagram of iron-arsenide
superconductors Ca(Fe1-xCox)2As2
(0 <= x <= 0.2). L.
Harnagea, S. Singh, G. Friemel,
N. Leps, D. Bombor, M. Abdel-Hafiez, A. U. B Wolter, C. Hess, R. Klingeler, G. Behr, S. Wurmehl, B. Büchner, Phys. Rev. B 83, 094523 (2011).
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KFe2As2: coexistence of superconductivity and local moment derived spin-glass.
V. Grinenko, M. Abdel-Hafiez et al., ArXiv: 1203.1585
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Single
Crystal Growth and
Characterization of
Superconducting LiFeAs.
I. Morozov, A. Boltalin, O.
Volkova, A. Vasiliev, O.
Kataeva, U. Stockert, M. Abdel-Hafiez, D. Bombor, A. Bachmann, L. Harnagea, M. Fuchs, H.-J Grafe, G. Behr, R. Klingeler, S. Borisenko, C. Hess, S. Wurmehl, B. Büchner, J. Crystal Growth and Design 10, 4428 (2010).
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Exploring
the F16CoPc/Ag(110) interface
using Scanning Tunneling
Microscopy and Spectroscopy.
Part1: Template-guided
adlayer structure formation. M.
Toader, T. G. Gopakumar, M. Abdel-Hafiez, M. Hietschold, J. Phys. Chem. C, 114, 3537–3543 (2010).
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Quantifying and enforcing the two-dimensional symmetry of scanning probe microscopy.
P. Moeck, B. Moon, M. Abdel-Hafiez, M. Hietschold: Nanotec Conference and Expo: 1, 314-317 (2009) Conference series, Portland, USA.
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Quantifying and enforcing the two-dimensional symmetry of scanning probe microscopy images. P. Moeck, M. Toader, M. Abdel-Hafiez, M. Hietschold: AIP Conference Proceedings: 1173, 294-298 (2009) Portland, USA.
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The influence of tilt angle on the CMR in Sm0.6Sr0.4MnO3.
I.A. Abdel-Latif, A. Hassen, C. Zybill, M. Abdel-Hafiez, S. Allam, Th. El-Sherbini, Journal of Alloys and Compounds 452, 245–248 (2008).
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Polarization inscription in ferroelectric (111) PZT and (100) SBT films.
C. E. Zybill, M. Abdel-Hafiez, S. Allam, T. Sherbini, Pro. in Solid State Chem. 35, 469 (2007).
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