Dr. Jens Herfort

Narrow-gap ferromagnetic semiconductors (In,Mn)Sb on GaAs(001): Growth and properties

@article{ author = { L. Tran and J. Herfort and O. Bierwagen and F. Hatami and W. T. Masselink }, title = { Narrow-gap ferromagnetic semiconductors (In,Mn)Sb on GaAs(001): Growth and properties }, journal = { Physica Status Solidi C }, volume = { 6 }, year = { 2009 }, pages = { 1492 } }

TY - JOUR AU - L. Tran AU - J. Herfort AU - O. Bierwagen AU - F. Hatami AU - W. T. Masselink TI - Narrow-gap ferromagnetic semiconductors (In,Mn)Sb on GaAs(001): Growth and properties JF - Physica Status Solidi C JA - Phys. Status Solidi C J1 - PSSC VL - 6 SP - 1492 PY - 2009/01/01

Comparison of MnAs layers on GaAs(113) surfaces grown by means of solid-phase epitaxy and conventional molecular-beam epitaxy

@article{ author = { Y. Takagaki and B. Jenichen and C. Herrmann and J. Herfort }, title = { Comparison of MnAs layers on GaAs(113) surfaces grown by means of solid-phase epitaxy and conventional molecular-beam epitaxy }, journal = { Physical Review B: Solid State }, volume = { 80 }, year = { 2009 }, pages = { 014116 } }

TY - JOUR AU - Y. Takagaki AU - B. Jenichen AU - C. Herrmann AU - J. Herfort TI - Comparison of MnAs layers on GaAs(113) surfaces grown by means of solid-phase epitaxy and conventional molecular-beam epitaxy JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 80 SP - 014116 PY - 2009/01/01

Alteration of first-order phase transition by stress cycles in a MnAs layer on step-bunched GaAs(331)B

@article{ author = { Y. Takagaki and C. Herrmann and B. Jenichen and J. Herfort }, title = { Alteration of first-order phase transition by stress cycles in a MnAs layer on step-bunched GaAs(331)B }, journal = { Physical Review B: Solid State }, volume = { 79 }, year = { 2009 }, pages = { 235320 } }

TY - JOUR AU - Y. Takagaki AU - C. Herrmann AU - B. Jenichen AU - J. Herfort TI - Alteration of first-order phase transition by stress cycles in a MnAs layer on step-bunched GaAs(331)B JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 79 SP - 235320 PY - 2009/01/01

Ferromagnet-semiconductor nanowire coaxial heterostructures grown by molecular-beam epitaxy

@article{ author = { M. Hilse and Y. Takagaki and J. Herfort and M. Ramsteiner and C. Herrmann and S. Breuer and L. Geelhaar and H. Riechert }, title = { Ferromagnet-semiconductor nanowire coaxial heterostructures grown by molecular-beam epitaxy }, journal = { Applied Physics Letters }, volume = { 95 }, year = { 2009 }, pages = { 133126 } }

TY - JOUR AU - M. Hilse AU - Y. Takagaki AU - J. Herfort AU - M. Ramsteiner AU - C. Herrmann AU - S. Breuer AU - L. Geelhaar AU - H. Riechert TI - Ferromagnet-semiconductor nanowire coaxial heterostructures grown by molecular-beam epitaxy JF - Applied Physics Letters JA - Appl. Phys. Lett. J1 - APL VL - 95 SP - 133126 PY - 2009/01/01

Strong dependence of the magnetic anisotropy on the growth temperature of Fe_3+xSi_1-x (x = 0. 34) films on GaAs(113)A substrates

@article{ author = { P. K. Muduli and J. Herfort and H.-P. Schönherr and K. H. Ploog }, title = { Strong dependence of the magnetic anisotropy on the growth temperature of Fe_3+xSi_1-x (<span class="math"><em>x</em> = 0. 34</span>) films on GaAs(113)A substrates }, journal = { Journal of Magnetism and Magnetic Materials }, volume = { 321 }, year = { 2009 }, pages = { 3488 } }

TY - JOUR AU - P. K. Muduli AU - J. Herfort AU - H.-P. Schönherr AU - K. H. Ploog TI - Strong dependence of the magnetic anisotropy on the growth temperature of Fe_3+xSi_1-x (<span class="math"><em>x</em> = 0. 34</span>) films on GaAs(113)A substrates JF - Journal of Magnetism and Magnetic Materials JA - J. Magn. Magn. Mater. J1 - JMMM VL - 321 SP - 3488 PY - 2009/01/01

Thermal stability of epitaxial Fe films on GaN(0001)

@article{ author = { C. X. Gao and O. Brandt and H.-P. Schönherr and U. Jahn and J. Herfort and B. Jenichen }, title = { Thermal stability of epitaxial Fe films on GaN(0001) }, journal = { Applied Physics Letters }, volume = { 95 }, year = { 2009 }, pages = { 111906 } }

TY - JOUR AU - C. X. Gao AU - O. Brandt AU - H.-P. Schönherr AU - U. Jahn AU - J. Herfort AU - B. Jenichen TI - Thermal stability of epitaxial Fe films on GaN(0001) JF - Applied Physics Letters JA - Appl. Phys. Lett. J1 - APL VL - 95 SP - 111906 PY - 2009/01/01

Magnetic and structural properties of ultrathin epitaxial Fe₃Si films on GaAs(001)

@article{ author = { J. Herfort and H.-P. Schönherr and B. Jenichen }, title = { Magnetic and structural properties of ultrathin epitaxial Fe₃Si films on GaAs(001) }, journal = { Journal of Applied Physics }, volume = { 103 }, year = { 2008 }, pages = { 07B506 } }

TY - JOUR AU - J. Herfort AU - H.-P. Schönherr AU - B. Jenichen TI - Magnetic and structural properties of ultrathin epitaxial Fe₃Si films on GaAs(001) JF - Journal of Applied Physics JA - J. Appl. Phys. J1 - JAP VL - 103 SP - 07B506 PY - 2008/01/01

In situ x-ray diffraction study of epitaxial growth of ordered Fe₃Si films

@article{ author = { B. Jenichen and V. M. Kaganer and W. Braun and R. Shayduk and B. Tinkham and J. Herfort }, title = { In situ x-ray diffraction study of epitaxial growth of ordered Fe₃Si films }, journal = { Journal of Materials Science: Materials in Electronics }, volume = { 19 }, year = { 2008 }, pages = { S199 } }

TY - JOUR AU - B. Jenichen AU - V. M. Kaganer AU - W. Braun AU - R. Shayduk AU - B. Tinkham AU - J. Herfort TI - In situ x-ray diffraction study of epitaxial growth of ordered Fe₃Si films JF - Journal of Materials Science: Materials in Electronics JA - J. Mater. Sci. J1 - VL - 19 SP - S199 PY - 2008/01/01

Spin wave excitations in Fe films grown on GaAs(113)A substrates

@article{ author = { P. K. Muduli and J. Herfort and H.-P. Schönherr and K. H. Ploog }, title = { Spin wave excitations in Fe films grown on GaAs(113)A substrates }, journal = { Journal of Magnetism and Magnetic Materials }, volume = { 320 }, year = { 2008 }, pages = { 2835 } }

TY - JOUR AU - P. K. Muduli AU - J. Herfort AU - H.-P. Schönherr AU - K. H. Ploog TI - Spin wave excitations in Fe films grown on GaAs(113)A substrates JF - Journal of Magnetism and Magnetic Materials JA - J. Magn. Magn. Mater. J1 - JMMM VL - 320 SP - 2835 PY - 2008/01/01

Co₂FeSi/GaAs/(Al,Ga)As spin light-emitting diodes: Competition between spin injection and ultrafast spin alignment

@article{ author = { M. Ramsteiner and O. Brandt and T. Flissikowski and H.T. Grahn and M. Hashimoto and J. Herfort and H. Kostial }, title = { Co₂FeSi/GaAs/(Al,Ga)As spin light-emitting diodes: Competition between spin injection and ultrafast spin alignment }, journal = { Physical Review B: Solid State }, volume = { 78 }, year = { 2008 }, pages = { 121303(R) } }

TY - JOUR AU - M. Ramsteiner AU - O. Brandt AU - T. Flissikowski AU - H.T. Grahn AU - M. Hashimoto AU - J. Herfort AU - H. Kostial TI - Co₂FeSi/GaAs/(Al,Ga)As spin light-emitting diodes: Competition between spin injection and ultrafast spin alignment JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 78 SP - 121303(R) PY - 2008/01/01