Segregation effects of interstitial and substitutional elements at grain boundaries in ferritic iron and their effect on liquid metal embrittlement

Publications of Oliver Marquardt

Journal Article (11)

1.
Journal Article
Marquardt, O.; Boeck, S.; Freysoldt, C.; Hickel, T.; Schulz, S.; Neugebauer, J.; O'Reilly, E. P.: A generalized plane-wave formulation of k · p formalism and continuum-elasticity approach to elastic and electronic properties of semiconductor nanostructures. Computational Materials Science 95, pp. 280 - 287 (2014)
2.
Journal Article
Barthel, S.; Schuh, K.; Marquardt, O.; Hickel, T.; Neugebauer, J.; Jahnke, F.; Czycholl, G.: Interplay between Coulomb interaction and quantum-confined Stark-effect in polar and nonpolar wurtzite InN/GaN quantum dots. European Physical Journal B 86 (11), 449 (2013)
3.
Journal Article
Marquardt, O.; Hickel, T.; Neugebauer, J.: Polarization effects due to thickness fluctuations in nonpolar InGaN/GaN quantum wells. Applied Physics Letters 103 (7), pp. 073115-1 - 073115-4 (2013)
4.
Journal Article
Marquardt, O.; Schulz, S.; Freysoldt, C.; Boeck, S.; Hickel, T.; O’Reilly, E. P.; Neugebauer, J.: A flexible, plane-wave based multiband k . p model. Optical and Quantum Electronics 44 (3-5), pp. 183 - 188 (2012)
5.
Journal Article
Schuh, K.; Barthel, S.; Marquardt, O.; Hickel, T.; Neugebauer, J.; Czycholl, G.; Jahnke, F.: Strong dipole coupling in nonpolar nitride quantum dots due to Coulomb effects. Applied Physics Letters 100, pp. 092103-1 - 092103-4 (2012)
6.
Journal Article
Marquardt, O.; Hickel, T.; Neugebauer, J.; Gambaryan, K. M.; Aroutiounian, V. M.: Growth process, characterization, and modeling of electronic properties of coupled InAsSbP nanostructures. Journal of Applied Physics 110 (4), pp. 043708-1 - 043708-6 (2011)
7.
Journal Article
Lymperakis, L.; Abu-Farsakh, H.; Marquardt, O.; Hickel, T.; Neugebauer, J.: Theoretical modeling of growth processes, extended defects, and electronic properties of III-nitride semiconductor nanostructures. Physica Status Solidi B 248 (8), pp. 1837 - 1852 (2011)
8.
Journal Article
Marquardt, O.; Boeck, S.; Freysoldt, C.; Hickel, T.; Neugebauer, J.: Plane-wave implementation of the real-space k.p formalism and continuum elasticity theory. Computer Physics Communications 181 (4), pp. 765 - 771 (2010)
9.
Journal Article
Marquardt, O.; Hickel, T.; Neugebauer, J.: Polarization-induced charge carrier separation in polar and nonpolar grown GaN quantum dots. Journal of Applied Physics 106, pp. 083707-1 - 083707-7 (2009)
10.
Journal Article
Young, T. D.; Marquardt, O.: Influence of strain and polarization on electronic properties of a GaN/AlN quantum dot. Physica Status Solidi C C6 (S2), pp. S557 - S560 (2009)
11.
Journal Article
Marquardt, O.; Mourad, D.; Schulz, S.; Hickel, T.; Czycholl, G.; Neugebauer, J.: A comparison of atomistic and continuum theoretical approaches to determine electronic properties of GaN/AlN quantum dots. Physical Review B 78, 235302 (2008)

Conference Paper (1)

12.
Conference Paper
Marquardt, O.; Schulz, S.; O’Reilly, E. P.; Freysoldt, C.; Boeck, S.; Hickel, T.; Neugebauer, J.: A flexible, plane-wave-based formulation of continuum elasticity and multiband k.p models. 11th Intern. Conference on Numerical Simulation of Optoelectronic Devices, Rome, Italy, September 05, 2011 - September 08, 2011., (2011)

Talk (20)

13.
Talk
Marquardt, O.; Gambaryan, K. M.; Aroutiounian, V. M.; Hickel, T.; Neugebauer, J.: Growth process, characterization and optoelectronic properties of InAsSbP dot-pit cooperative nanostructures. VCIAN 2010, Santorini, Greece (2010)
14.
Talk
Marquardt, O.; Hickel, T.; Neugebauer, J.: Polarization-induced charge carrier separation in realistic polar and nonpolar GaN quantum dots. Computational Materials Science on Complex Energy Landscapes Workshop, Imst, Austria (2010)
15.
Talk
Marquardt, O.; Hickel, T.; Neugebauer, J.: Polarization-induced charge carrier separation in realistic polar and nonpolar grown GaN quantum dots. Collaborative Conference on Interacting Nanostructures CCIN'09, San Diego, CA, USA (2009)
16.
Talk
Marquardt, O.; Hickel, T.; Neugebauer, J.: Optical properties of polar and nonpolar III-nitride quantum dots. workshop "Physics of nitride-based nanostructured light-emitting devices", Bremen, Germany (2009)
17.
Talk
Marquardt, O.; Hickel, T.; Neugebauer, J.: Application of an eight-band k.p model to study III-nitride semiconductor. DPG Spring Meeting 2009, Dresden, Germany (2009)
18.
Talk
Marquardt, O.; Hickel, T.; Neugebauer, J.: Investigation of group III-nitride semiconductor nanostructures using an eight-band k.p formalism. APS March meeting, Pittsburgh, PA, USA (2009)
19.
Talk
Marquardt, O.; Hickel, T.; Neugebauer, J.: Modeling of electronic and optical properties of GaN/AlN quantum dots by using the k.p-method. Bremen DFG Forschergruppe: Workshop in Riezlern, Riezlern, Austria (2008)
20.
Talk
Marquardt, O.; Hickel, T.; Neugebauer, J.: Effect of strain and polarization on the electronic properties of 2-, 1- and 0-dimensional semiconductor nanostructures. Computational Materials Science Workshop, Ebernburg Castle, Germany (2008)

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