H. Pfnür, C. Tegenkamp, S. Sanna, E. Jeckelmann, M. Horn-von Hoegen, U. Bovensiepen, N. Esser, W.G. Schmidt, M. Dähne, S. Wippermann, F. Bechstedt, M. Bode, R. Claessen, R. Ernstdorfer, C. Hogan, M. Ligges, A. Pucci, J. Schäfer, E. Speiser, M. Wolf, J. Wollschläger

Atomic wires on substrates: Physics between one and two dimensions

Surf. Sci. Rep. 79 (2024) 100629, DOI

J. Rodewald, J. Thien, K. Ruwisch, T. Pohlmann, M. Hoppe, J. Schmalhorst, K. Küpper, J. Wollschläger

Structure-Related Electronic and Magnetic Properties in Ultrathin Epitaxial NixFe3−xO4 Films on MgO(001)

Nanomaterials 2024, 14(8), 694, DOI

A. Alexander, T. Pohlmann, M. Hoppe, J. Röh, O. Gutowski, K. Küpper, F. Bertram, J. Wollschläger

Time-resolved high-energy X-ray diffraction studies of ultrathin Ni ferrite films on MgO(001)

J. Appl. Cryst. 56 (2023) 1784, DOI

J. Thien, J. Rodewald, T. Pohlmann, K. Ruwisch, F. Bertram, K. Küpper, J. Wollschläger

Real time monitoring of strain accumulation and relief during epitaxy of ultrathin Co ferrite films with varied Co content

Materials 16 (2023) 7287, DOI

2022

T. Pohlmann, F. Bertram, J. Thien, J. Rodewald, K. Ruwisch, T. Kuschel, E. Weschke, K. Kuepper, J. Wollschläger

Structural and magnetic investigation of the interfaces of Fe₃O₄/MgO(001) with and without NiO interlayer

Phys. Rev. B 105, 235436 (2022), DOI

K. Ruwisch, A. Alexander, T. Pollenske, K. Küpper, J. Wollschläger

Influence of Oxygen Plasma on the Growth and Stability of Epitaxial NiCo₂O₄ Ultrathin Films on Various Substrates

Materials 2022, 15(19), 6911, DOI

K. Ruwisch, T. Pohlmann, F. Bertram, C. Schlüter, A. Gloskovskii, K. Küpper, J. Wollschläger

Real-Time Monitoring the Growth of Epitaxial CoxFe3−xO4 Ultrathin Films on Nb-Doped SrTiO3(001) via Reactive Molecular Beam Epitaxy by Means of Operando HAXPES

Materials 2022, 15(7), 2377, DOI

T. Pohlmann, M. Hoppe, J. Thien, A. Bikash Dey, A. Alexander, K. Ruwisch, O. Gutowski, J. Röh, A. Gloskovskii, C. Schlueter, K. Küpper, J. Wollschläger, F. Bertram

Time-resolved x-ray diffraction and photoelectron spectroscopy investigation of the reactive molecular beam epitaxy of Fe3O4 ultrathin films

Phys. Rev. B 105, 045412 DOI

J. Thien, J. Bahlmann, A. Alexander, K. Ruwisch, J. Rodewald, T. Pohlmann, M. Hoppe, F. Alarslan, M. Steinhart, B. Altuncevahir, P. Shafer, C. Meyer, F. Bertram, J. Wollschläger, K. Küpper

Cationic Ordering and Its Influence on the Magnetic Properties of Co-Rich Cobalt Ferrite Thin Films Prepared by Reactive Solid Phase Epitaxy on Nb-Doped SrTiO3(001)

Materials 2022, 15(1), 46 DOI

J. Wollschläger, M. Larsson

Step barrier effects during early stages of the kinetic roughening of fcc(111) surfaces

Journal of Vacuum Science & Technology A 40, 013210 (2022) DOI

K. Ruwisch, T. Pohlmann, M. Hoppe, F. Bertram, P. Shafer, J. Wollschläger, K. Küpper

Interface Magnetization Phenomena in Epitaxial Thin Fe3O4/CoxFe3-xO4 Bilayers

J. Phys. Chem. C 2021, 125, 42, 23327–23337 DOI

L. Guo, J. Klein, J. Thien, M. Philippi, M. Haase, J. Wollschläger, M. Steinhart

Phenolic Resin Dual-Use Stamps for Capillary Stamping and Decal Transfer Printing

ACS Appl. Mater. Interfaces 2021, 13, 41, 49567–49579; October 2021 DOI

G. Glavan, G.I. A. Belyaeva, K. Ruwisch, J. Wollschläger, M. Shamonin

Magnetoelectric Response of Laminated Cantilevers Comprising a Magnetoactive Elastomer and a Piezoelectric Polymer, in Pulsed Uniform Magnetic Fields

Sensors 2021, 21(19), 6390; September 2021 DOI

G. R. Hoogeboom, G.-J. N. Sint-Nicolaas, A. Alexander, O. Kuschel, J. Wollschläger, I. Ennen, B. J. van Wees, T. Kuschel

Role of NiO in the nonlocal spin transport through thin NiO films on Y3Fe5O12

Phys. Rev. B 103, 144406 April 2021 DOI

D. Graulich, J. Krieft, A. Moskaltsova, J. Demir, T. Peters, T. Pohlmann, F. Bertram, J. Wollschläger, J. Mardegan, S. Francoual, T. Kuschel

Quantitative comparison of the magnetic proximity effect in Pt detected by XRMR and XMCD

Appl. Phys. Lett. 118, 012407, January 2021 DOI

2020

T. Pohlmann, T. Kuschel, J. Rodewald, J. Thien, K. Ruwisch, F. Bertram, E. Weschke, P. Schafer, J. Wollschläger, K. Küpper

Cation- and lattice-site-selective magnetic depht profiles of ultrathin Fe3O4(001) films

Phys. Rev. B 102, 220411(R) December 2020 DOI

J. Thien, J. Bahlmann, A. Alexander, M. Hoppe, T. Pohlmann, K. Ruwisch, C. Meyer, F. Bertram, K. Küpper,

J. Wollschläger

Effects of Post-deposition Annealing on Epitaxial CoO/Fe3O4 Bilayers on SrTiO3(001) and Formation of Thin High-Quality Cobalt Ferrite-like Films

J. Phys. Chem. C 2020, 124, 43, 23895-23904 DOI

J. Rodewald, J. Thien, T. Pohlmann, M. Hoppe, F. Bertram, K. Kuepper, J. Wollschläger

Real-time monitoring the growth of strained off- stochiometric NixFe3-xO4 ultrathin films on MgO(001)

Appl. Phys. Lett. 117, 011601 2020 DOI

J. Rodewald, J. Thien, K. Ruwisch, F. Bertram, K. Kuepper, J. Wollschläger

Enhanced magnetization of ultrathin NiFe2O4 films on SrTiO3(001)

related to cation disorder and anomalous strain

Phys. Rev. Materials 4, 064404 DOI

P. Thakur, V. Sharma, R. Sharma, J. Wollschläger, K. Ruwisch, A. Dashan, S. Thakur, P. Sharma

Transformation in the structural and optical properties with the phase change from hematite (Fe2O3) to pure spinel structure in Mn-Zn nanoferrites

Physica B: Condensed Matter, Volume 584, 1 May 2020, 412107 DOI

2019

J. Rodewald, J. Thien, T. Pohlmann, M. Hoppe, F. Timmer, F. Bertram, K. Kuepper, J. Wollschläger

Formation of ultrathin cobalt ferrite films by interdiffusion of Fe3O4/CoO bilayers

Phys. Rev. B100, 155418 Published 16 Oktober 2019 DOI

M. Philippi, Changjiang You, Ch. P. Richter, M. Schmidt, J. Thien, D. Liße, J. Wollschläger, J. Piehler, M. Steinhart

Close-packed silane nanodot arrays by capillary nanstamping coupled with heterocyclic silane ring opening

RSC Adv. 2019, 9, 24742-24750 DOI

Robin Silber, Ondřej Stejskal, Lukáš Beran, Petr Cejpek, Roman Antoš, Tristan Matalla-Wagner,

Jannis Thien, Olga Kuschel, Joachim Wollschläger, Martin Veis, Timo Kuschel, and Jaroslav Hamrle

Quadratic magneto-optic Kerr effect spectroscopy of Fe epitaxial films on MgO(001) substrates

Phys. Rev. B100, 0064403 DOI

2018

J. Wollschläger

Reactive Molecular Beam Epitaxy of Iron Oxide Films: Strain, Order, and Interface Properties

Surface Science and Electrochemistry 2018, Pages 284-296 DOI

R. Silber, M. Tomičková, J. Rodewald, J. Wollschläger, J. Pištora, M. Veis, T. Kuschel, J. Hamrle

Quadratic magnetooptic spectroscopy setup based on photoelastic light modulation

Photonics and Nanostructures- Fundamentals and Applications Volume 31, September 2018, Pages 60-65 DOI

O. Kuschel, N. Pathé, T. Schemme, K. Ruwisch, J. Rodewald, R. Buss, F. Bertram, T. Kuschel, K. Kuepper,

J. Wollschläger

Impact of Strain and Morphology on Magnetic Properties of Fe3O4/NiO Bilayers Grown on Nb:SrTiO3(001) and MgO(001)

Materials 2018, 11(7) 1122 DOI

H. Schäfer, K. Küpper, M. Steinhart, J. Wollschläger, et al.

Steel-based electrocatalysts for efficient and durable oxygen evolution in acidic media

Catal. Sci. Technol., 2018,8, 2104-2116 DOI

P. Rahe, E. F. Smith, J. Wollschläger, P. J. Moriarty

Formation routes and structural details of the CaF1 layer on Si(111) from high-resolution noncontact atomic force microscopy data

Phys. Rev. B 97, 125418 (2018) DOI

P. Bougiatioti, C. Klewe, D. Meier, O. Manos, O. Kuschel, J. Wollschläger, L. Bouchenoire, S. D. Brown,

J.-M. Schmalhorst, G. Reiss, T. Kuschel

Quantitative Disentanglement of the Spin Seebeck, Proximity-Induced,

and Ferromagnetic-Induced Anomlous Nernst Effect in Normal-Metal-Ferromagnet Bilayers

Phys. Rev. Lett. 119, 227205 (2017) DOI

H. Schaefer, K. Kuepper, K. Mueller-Buschbaum, D. Daum, M. Steinhart, J. Wollschläger, U. Krupp, M. Schmidt,

W. Han, J. Stangl

Electro-oxidation of a cobalt based steel in LiOH:

a non-noble metal based electro-catalyst suitable for durable water-splitting in an acidic milieu

Nanoscale 9, 17829 (2017) DOI

F. Timmer, J. Bahlmann, J. Wollschläger

On the diffraction pattern of bundled rare-earth silicide nanowires on Si(001)

J. Phys.: Condens. Matter 29, 435304 (2017) DOI

A. Kadari, T. Schemme, D. Kadri, J. Wollschläger

XPS and morphological properties of Cr2O3 thin films grown by thermal evaporation method

Results in Physics 7, 3124 (2017)DOI

O. Kuschel, W. Spiess, T. Schemme, J. Rubizo-Zuazo, K. Kuepper, J. Wollschläger

Real-time monitoring of the structure of ultrathin Fe3O4 films during growth on Nb-doped SrTiO3(001)

Appl. Phys. Lett. 111, 041902 (2017) DOI

F. Timmer and J. Wollschläger

Effects of of Domain Boundaries on the Diffraction Patterns of One-Dimensional Structures

Condens. Matter 2017 2,(1), 7 DOI

F. Timmer, R.Oelke, C. Dues, S. Sanna, W. G. Schmidt, M. Franz, S. Appenfeller, M. Dähne, J. Wollschläger

Strain-induced quasi-one-dimensional rare-earth silicide structures on Si(111)

Phys. Rev. B 94 205431 DOI

O. Kuschel, R. Buß, W. Spiess, T. Schemme, J. Wöllermann, K. Balinski, A. T. N'Diaye, T. Kuschel, J. Wollschläger and K. Kuepper

From Fe3O4/NiO bilayers to NiFe2O4-like thin films through Ni interdiffusion

Phys. Rev. B94, 094423 Published 20 September 2016 DOI

H. Schäfer, K. Küpper, J. Wollschläger, M. Steinhart, et al.

X20CoCrWMo10-9//Co3O4: a metal-ceramic composite with unique efficiency values for water-splitting in the neutral regime

Energy Environ. Sci., 2016,9, 2609-2622 DOI

H. Shäfer, K. Küpper, J. Wollschläger, M. Steinhart, et al.

Electro-Oxidation of Ni42 Steel: A Highly Active Bifunctional Electrocatalyst

Adv. Funct. Mater., 2016, 26, 6402-6417 DOI

K. Kuepper, O. Kuschel, N. Pathe, T. Schemme, J. Schmalhorst, A. Thomas, E. Arenholz, M. Gorgoi, R. Ovsyannikov, S. Bartkowski, G. Reiss, J. Wollschläger

Electronic and magnetic structure of epitaxial Fe3O4(001)/NiO heterostructures grown on MgO(001) and Nb-doped SrTiO3(001)

Phys. Rev. B 94, 024401 Published 1 July 2016

C. Klewe, T. Kuschel, J.-M. Schmalhorst, F. Bertram, O. Kuschel, J. Wollschläger, J. Strempfer, M. Meinert,

G. Reiss

Static magnetic proximity effect in Pt/Ni1-x Fex bilayers investigated by x-ray resonant magnetic reflectivity

Phys. Rev. B 93, 214440 Published 30 June 2016

S. Sanna, C. Dues, W. Schmidt, F. Timmer, J. Wollschläger, M. Franz, S. Appelfeller, M.Dähne

Rare-earth silicide thin films on the Si(111) surface

Phys. Rev. B 93, 195407 Published 6 May 2016

L. Schneider, J. Wollschläger, HJ. Steinhoff, M. Haase, K. Kuepper et al.

Characterization of multifunctional β-NaEuF4/NaGdF4 core-shell nanoparticles with narrow size distribution

Nanoscale (2016, 8, 2832)

T. Nordmann, O. Kuschel, J. Wollschläger

Epitaxial growth of ultrathin MgO layers on Fe3O4 (001) films

Appl. Surf. Sci. 381, 28 (February, 2016)

J. Wollschläger, T. Schemme, O. Kuschel, M. Witziok, T. Kuschel, K. Kuepper

Structural, magnetic and magneto optical properties of Fe3O4/NiO bilayers on MgO(001)

Proc. SPIE 9749, Oxide-based Materials and Devices VII, 974917 (February 27, 2016)

T. Kuschel, C. Klewe, P. Bougiatioti, O. Kuschel, J. Wollschläger, L. Bouchenoire, S. D. Brown., J.-M. Schmalhorst, D. Meier,  G. Reiss

Static Magnetic Proximity Effect in Pt Layers on Sputter-Deposited NiFe2O4 and on Fe of Various Thicknesses Investigated by XRMR

IEEE Trans. Magn. 52, 4500104 (2016)

H. Schäfer, K. Küpper, J. Wollschläger et al.

Oxidized Mild Steel S235: An Efficient Anode for Electrocatalytically Initiated Water Splitting

ChemSusChem, Volume 8, Issue 18, (2015), 3099–3110

G. Niu, T. Schroeder, M. Bäumer, J. Wollschläger, M. Reichling, et al.

Controlling the physics and chemnistry of binary and ternary praseodymium and cerium oxide systems

Phys. Chem. Chem. Phys., 2015, 17, 24513-24540

T. Schemme, A. Krampf, F. Bertram, T. Kuschel, K. Kuepper, J. Wollschläger

Modifying magnetic properties of ultra-thin magnetite films by growth on Fe pre-covered MgO(001)

J. Appl. Phys. 118, 113904 (2015)

O. Kuschel, F. Diek, H. Wilkens, T. Schroeder, J. Wollschläger et al.

Plasma Enhanced Complete Oxidation of Ultrathin Epitaxial Praseodymia Films on Si(111)

Materials (2015) 8 6379-6390

T. Schemme, O. Kuschel, F. Bertram, K. Kuepper, J. Wollschläger

Structure and morphology of epitaxially grown Fe3O4/NiO bilayers on MgO(001)

Thin Solid Films, Volume 589, Pages 526 - 533, (2015)

T.Kuschel, F. Bertram, O. Kuschel, T. Schemme, J. Wollschläger,  D. Meier, G. Reiss, et al.

Static Magnetic Proximity Effect in Pt / Ni Fe2O4 and Pt / Fe Bilayers Investigated by X-Ray Resonant Magnetic Reflectivity

Phys. Rev. Lett. 115, 097401 (2015)

A. Thomas, S. Niehorster, S. Fabretti, O. Kuschel, K. Kuepper, J. Wollschläger et al.

Tunnel junction based memristors as artificial synapses

Front. Neurosci.

H. Wilkens, W. Spieß, M. H. Zoellner, G. Niu, T. Schroeder, J. Wollschläger

Post deposition annealing of epitaxial Ce1-xPrx O2-δ films grown on Si(111)

Phys. Chem. Chem. Phys. 17 (2015) 9991

L. Marnitz, K. Kuepper, J. Wollschläger, A. Thomas, G. Reiss, T.Kuschel, et al.

Sign change in the tunnel magnetoresistance of Fe3O4/MgO/Co-Fe-B magnetic tunnel junctions deppending on the annealing temperature and the interface treatment

AIP Advances 5, 047103 (2015)

Helmut Schäfer, Lorenz Walder, Joachim Wollschlaeger, Olga Kuschel, Karsten Küpper, Lilly Schneider, et al.

Surface Oxidation of Stainless Steel: Oxygen Evolution Electrocatalysts with High Catalytic Activity

CS Catalysis 2015, 5, pp 2671–2680

T. Lichtenstein, H. Teiken, H. Pfnür, J. Wollschläger, C. Tegenkamp

Au-chains grown on Ge(100): A detailed SPA-LEED study

Surf. Sci. 632 (2015) 64. 

T. Schemme, N. Pathé, G. Niu, F. Bertram, T. Kuschel, K. Kuepper, J. Wollschlaeger

Magnetic anisotropy related to strain and thickness of ultrathin iron oxide films on MgO(001)

Mater. Res. Express 2, 016101 (2015)

D. Bruns, I. Kiesel, S. Jentsch, S. Lindemann, C. Otte, T. Schemme, T. Kuschel, J. Wollschlaeger

Structural analysis of FeO(111)/Ag(001): undulation of hexagonal oxide monolayers due to square lattice metal substrates

Journal of Physics: Condensed Matter 26 (2014) 315001

R.Olbrich, H. H. Pieper, R. Oelke, H. Wilkens, J. Wollschläger, M. H. Zoellner, T. Schroeder and M. Reichling

A well-structured metastable ceria surface

Appl. Phys. Lett. 104, 081910 (2014)

I. Flege, B. Kaemena, J. Hoecker, F. Bertram, J. Wollschlaeger, T. Schmidt, J. Falta

Ultrathin, epitaxial cerium dioxide on silicon

Appl. Phys. Lett.104, (2014) 131604

H. Wilkens, S. Gevers, S.Röhe, A. Schaefer, M. Bäumer, M. H. Zoellner, T. Schroeder and J. Wollschläger

Structural Changes of Ultrathin Cub-PrO2(111)/Si(111) Films Due to Thermally Induced Oxygen Desorption

J. Phys. Chem. C, 2014, 118 (6), pp 3056-3061

H. Wilkens, O. Schuckmann, M. Reichling, M. Bäumer, G. Niu, T. Schroeder, J. Wollschläger, et al.

Structural transitions of epitaxial ceria films on Si(111)

Phys. Chem. Chem. Phys. (2013) 18599 

D. Bruns, S. R. Lindemann, K. Kuepper, T. Schemme, J. Wollschläger

Fe3O4 films on Ag(001)-Generation of high-quality epitaxial ferrimagnetic metal oxide films

Appl. Phys. Lett.103, (2013) 052401

F. Bertram, C. Deiter, T. Schemme, S. Jentsch, J. Wollschläger

Reordering between tetrahedral and octahedral sites in ultrathin magnetite films grown on MgO(001)

J. Appl. Phys. 113 (2013) 184103

H. Wilkens, J. Rodewald, S. Gevers, M. H. Zoellner, T. Schroeder and J. Wollschläger

Surface morphology of ultrathin hex-Pr2O3 films on Si(111)

J. Phys. D: Appl. Phys. 46 (2013) 285306 (7pp)

H. Wilkens, M. Bäumer, M. H. Zoellner, T. Schroeder and J. Wollschläger, et al.

Stabilization of the ceriaι-phase (Ce7O12) surface on Si(111)

Appl. Phys. Lett. 102 (2013) 111602

T. Kuschel, J. Hamrle,J. Pistora, K. Saito, S. Bosu, Y. Sakuraba, K. Takanashi, J. Wollschläger

Magnetic characterization of thin Co50Fe50 films by magnetooptic Kerr effect

J. Phys. D: Appl. Phys. 45 (2012) 495002

M.H. Zoellner, P. Zaumseil, H. Wilkens, S. Gevers, J. Wollschläger, M. Bäumer, Y.-H. Xie, G. Niu, T. Schröder

Stoichiometry-structure correlation of epitaxial Ce1-xPrxO2-δ (x=0-1) thin films on Si(111)

J. Cryst. Growrh 355 (2012) 159

F. Bertram, C. Deiter, O. Hoefert, T. Schemme, F. Timmer, M. Suendorf, B. Zimmermann, J. Wollschläger

X-ray diffraction study on size effects in epitaxial magnetite thin films on MgO(001)

J. Phys. D: Appl. Phys. 45 (2012) 395302

T. Kuschel, J. Hamrle, J. Pistora, K. Saito, S. Bosu, Y. Sakuraba, K. Takanashi, J. Wollschläger

Magnetization reversal analysis of a thin B2-type ordered Co50Fe50 film by magnetooptic Kerr effect

J. Phys. D: Appl. Phys. 45, (2012) 205001

M. H. Zoellner, H. Wilkens, J. Wollschläger, M.Reichling, M. Bäumer, T. Schroeder, et al.

Stacking behavior of twin-free type-B oriented CeO2(111) films on hexagonal Pr2O3(0001)/Si(111) systems

Phys. Rev. B85 (2012) 035302

J. I. Flege, B. Kaemena, S. Gevers, F. Bertram, T. Wilkens, D. Bruns, J. Wollschläger, J. Falta

Silicate-free growth of high-quality ultra-thin ceria films on Si(111)

Phys. Rev. B84 (2011) 235418

F. Bertram, C. Deiter, K. Pflaum, M. Suendorf, C. Otte, J. Wollschläger

In-situ x-ray diffraction studies on post-deposition vacuum-annealing of ulta-thin iron oxide films

J. Appl. Phys. 110, 102208 (2011)

J. Wollschläger, C. Deiter, C. R. Wang, B. H. Müller, K. R. Hofmann

Surfactant enhanced solid phase epitaxy of Ge/CaF2/Si(111): Synchroton x-ray characterization of structure and morphology

J. Appl. Phys. 110, 102205 (2011)

S. Gevers, T. Weisemoeller, A. Schaefer, V. Zielasek, M. Bäumer, J. Wollschläger

Structure of oxygen-plasma-treated ultrathin praseodymia films on Si(111)

Phys. Rev. B83 (2011) 193408

T. Kuschel, H. Bardenhagen, H. Wilkens, R. Schubert, J. Hamrle, J. Pistora, J. Wollschläger

Vectorial magnetometry using magnetooptic Kerr effect including first- and second-order contributions for thin ferromagnetic films

J. Phys. D: Appl. Phys.44 (2011) 265003)

T. Kuschel, T. Becker, D. Bruns, M. Suendorf, F. Bertram, P. Fumagalli, J. Wollschläger

Uniaxial magnetic anisotropy for thin Co films on glass studied by magnetooptic Kerr effect

J. Appl. Phys. 109, 093907 (2011)

D. Bruns, S. Gevers, J. Wollschläger

Formation and Morphology of Step Bunches during B-Segregation on Si (111)

Surf. Sci. 605 (2011) 861

A. Schaefer, S. Gevers, V. Zielasek, J. Wollschläger, et al.

Photoemission study of praseodymia in its highest oxidation state: The necessity of in situ plasma treatment

Journal of Chemical Physics Volume: 134 Issue: 5 Article Number: 054701

S. Gevers, T. Weisemoeller, D. Bruns, A. Giussani, T. Schroeder, J. Wollschläger

Post deposition annealing of praseodymia films on Si(111) at low temperatures

J. Phys.: Condens. Matter 23 (2011) 115904

A. Moses Ezhil Raj, J. Wollschlaeger, M. Suendorf, M. Neumann, et al.

Spray deposition and property analysis of anatase phase titnia (TiO2) nanostructures

Thin Solid Films 519, 129 (2010)

S. Gevers, J. I. Flege, B. Kaemena, D. Bruns, T. Weisemoeller, J. Falta, J. Wollschläger

Improved epitaxy of ultrathin praseodymia films on chlorine passivated Si(111) reducing silicate interface formation

Appl. Phys. Lett. 97, 242901 (2010)

Deiter, M. Bierkandt, A. Klust, et al.

Structural transitions and relaxation processes during the epitaxial growth of ultrathin CaF2 films on Si(111)

Phys. Rev. B82 (2009) 085449

Raj, A. Moses Ezhil, Victoria, S. Grace, M. Suendorf, M. Neumann, J. Wollschläger, et al.

XRD and XPS characterization of mixed valence Mn3O4 hausmannite thin films prepared by chemical spray pyrolysis technique

Appl. Surf. Sci. 256 (2010)

S. Gevers, T. Weisemoeller, B. Zimmermann, C. Deiter, J. Wollschlaeger

Structure and stability of cub- Pr2O3 films on Si(111) under post deposition annealing conditions

Physica Status Solidi (c) Vol. 7

S. Gevers, T. Weisemoeller, B. Zimmermann, F. Bertram, C. Deiter, J. Wollschlaeger

Structual phase transition of ultra thin PrO2 films on Si(111)

J.Phys.: Condens.Matter (21) 2009 175408

A. Giussani, P. Zaumseil, J. Wollschlaeger, T. Schroeder, et al.

Defect structure of Ge(111)/cubic Pr2O3(111)/ Si(111) heterostructure: Thikness and annealing dependence

J. Appl. Phys. 106, 073502 (2009)

G. Jnawali, C. Deiter, T. Weisemoeller, F. Bertram, J. Wollschlaeger, R. Möller, M. Horn-von Hoegen, et  al.

Epitaxial Growth of Bi(111) on Si(001)

 e-J. Surf. Sci. Nanotech. Vol. 7 (2009) 441-447

A. Schaefer, V. Zielasek, J. Wollschläger, T. Schroeder, J. Falta, M. Bäumer

Growth of praseodymium oxid on Si(111) under oxygen-deficient conditions

Phys. Rev. B80 (2009) 045414.

T. Weisemoeller, F. Bertram, S. Gevers, C. Deiter, A. Greuling, J. Wollschläger

Effect of amorphous interface layers on crystalline thin-film x-ray diffraction

Phys. Rev. B79 (2009) 045414.

T. Weisemoeller, F. Bertram, S. Gevers, C. Deiter, A. Greuling, J. Wollschläger, et  al.

Postdeposition annealing induced transition from hexagonal Pr2O3 to cubic PrO2 films on Si(111)

J. Appl. Phys. 105, 124108 (2009)

A. Giussani, P. Zaumseil, J. Wollschlaeger, T. Schroeder, et al.

Atomically smooth and single Crystalline Ge(111)/cubic Pr2O3(111)/ Si(111) heterostructure: Structural and chemical composition study

J. Appl. Phys. 105, 033512 (2009)

T. Weisemoeller, C. Deiter, F. Bertram, S. Gevers, A. Guissani, P. Zaumseil, T. Schroeder, J. Wollschlaeger

Epitaxy of single crystalline PrO2 films on Si(111)

 Appl. Phys. Lett. 93 (2008) 032905

A. Giussani, P. Zaumseil, T. Weisemoeller, C. Deiter, J. Wollschlaeger, P. Storck, T. Schroeder, et al.

The influence of lattice oxygen on the initial growth behavior of heteroepitaxial Ge layers on single crytalline PrO2(111)/Si(111)support systems

J. Appl. Phys. 103, 084110 (2008)

Raj, A. Moses Ezhil, V. Senthilkumar, M. Suendorf, M. Neumann, J. Wollschläger, et al.

Studies on transparent spinel magnesium indium oxide thin films prepared by chemical spray pyrolsis

Thin Solid Films 517 (2008)

E.P. Rugeramigabo, C. Deiter, J. Wollschläger

Solid phase epitaxy of Ge films on CaF2/Si(111)

Appl. Surf. Sci. 254 (2007)

J. Wollschläger, C. Tegenkamp

Diffraction from disordered vicinal surfaces with alternating terraces

Phys. Rev. B75 (2007) 245439

J. Wollschläger, C. Deiter, M. Bierkandt, A. Gerdes, M. Bäumer, C.R. Wang, B.H. Müller, K.R. Hofmann

Homogeneous Si films on CaF2lSi(111) due to boron enhanced solid epitaxy

Surf. Sci. 600 (2006) 3637-3641

T. Nowitzki, P. Nickut, C. Deiter, J. Wollschläger, K. Al-Shamery, M. Bäumer

Au deposits on graphite: On the nature of high temperature desorption spectra

Surf. Sci. 600 (2006) 3595-3599

A. Klust, T. Ohta, M. Bierkandt, C. Deiter, Q. Yu, J. Wollschläger, F.S. Ohuchi, M.A. Olmstead

Contrast in Scanning Probe Microscopy Images of Ultra-Thin Insulator Films

Appl. Phys. Lett.88 (2006) 063107.

A. Klust, M. Grimsehl, and J. Wollschläger

Interface Reaction Mediated Formation of Two-Dimensional Si Islands on CaF2

Appl. Phys. Lett. 82 (2003) 4483.

J. Wollschläger, M. Bierkandt and M.I. Larsson

Kinetic phase diagram for terrace and step nucleation of CaF/Si (111)

Appl. Surf. Sci. 219 (2003) 107.

B.H. Müller, C.R. Wang, K.R. Hofmann, M. Bierkandt, C. Deiter, and J. Wollschläger

Initial Stages of CaF2/Si(111) Epitaxy Investigated by Friction Force Microscopy

Surf. Sci. 532-535 (2003) 633.

Petkova, J. Wollschläger, H.-L. Günter, and M. Henzler

Deviations from exact epitaxial positions in heteroepitaxy

Surf. Sci. 542 (2003) 211.

J. Wollschläger

Resonant Tunneling Devices Based on Epitaxial Insulator-Semiconductor Structures: Growth and Characterisation of CaF2 Films on Si(111)

in: Recent Research Developments in Applied Physics,  ed. S.G. Pandalai, Vol. 5-II

J. Wollschläger

Substrate Step Induced Effects on the Growth of CaF2 on Si(111)

Appl. Phys. A 75 (2002) 155.

A. Klust, M. Bierkandt, J. Wollschläger, B.H. Müller, Th. Schmidt, and J. Falta

Low Temperature Interface Structure of CaF2/Si(111) Studied by Combining X-Ray Standing Waves with Component-Resolved Photoemission

Phys. Rev. B65 (2002) 193404.

Chr. Tegenkamp, J. Wollschläger, H. Pfnür, and M. Horn-von Hoegen

Step and Kink Correlations on Vicinal Ge(100) Surfaces Investigated by Electron Diffraction

Phys. Rev. B65 (2002) 235316.

A. Petkova, J. Wollschläger, H.L. Günter, and M. Henzler

Formation and Commensurate Analysis of „Incommensurate“ Superstructures of Pb on Si(111)

Surf. Sci. 471 (2001) 11.

J. Wollschläger, D. Erdös, H.Goldbach, R. Höpken, and K.M. Schröder

Growth of NiO and MgO Films on Ag(100)

Thin Solid Films 400 (2001) 1.

A. Petkova, J. Wollschläger, H.L. Günter, and M. Henzler

Order and Disorder in Ultrathin Pb Films Grown on Si(111)7x7 Substrates at Low Temperature

Surf. Sci. 482-485 (2001) 922.

A.A. Saranin, V.G. Lifshits, H. Bethge, R. Kayser, A. Klust, H. Goldbach, J. Wollschläger, and M. Henzler

Restructuring Process of the Si(111) Surface upon Ca Deposition

Surf. Sci. 448 (2000) 87.

J. Wollschläger, Th. Schmidt, M. Henzler, and M.I. Larsson

Determination of Diffusion Energies on fcc(111) Surfaces from Diffraction Experiments: a Monte Carlo Study

Surf. Sci. 454-456 (2000) 566.

A. Klust, R. Kayser, and J. Wollschläger

Growth Kinetics of CaF2 on Si(111) for a Two Step Deposition

Phys. Rev. B62 (2000) 2158.

J. Wollschläger, T. Hildebrandt, R. Kayser, J. Viernow, A. Klust, J. Bätjer, A. Hille, Th. Schmidt, and J. Falta

Effects of Electron Irradiation on the Structure and Morphology of CaF2/Si(111)

Appl. Surf. Sci. 162/163 (2000) 309.

J. Wollschläger, J. Viernow, C. Tegenkamp, D. Erdös, K.M. Schröder, and H. Pfnür

Stoichiometry and Morphology of MgO Films Grown Reactively on Ag(100)

Appl. Surf. Sci. 142 (1999) 129.

C. Tegenkamp, M. Michailov, J. Wollschläger, and H. Pfnür

Growth and Surface Alloy Formation of Mg on Ag(100)

Appl. Surf. Sci. 151 (1999) 40.

A. Petkova, J. Wollschläger, H.L. Günter, and M. Henzler

Formation of Intermediate 3x3 Phase from Pb on Si(111) at High Temperature

J. Phys.: Condens. Matter 11 (1999) 9925.

C. Tegenkamp, J. Wollschläger, M. Henzler, H. Pfnür

Defects in Epitaxial Insulating Thin Films

J. Phys.: Condens. Matter 11 (1999) 9943.

J. Wollschläger

Morpholoy and Defect Characterization of Epitaxial Oxide Films

Defect and Diffusion Forum 164 (1998) 37.

J. Wollschläger and M.I. Larsson

Diffraction from Two-Dimensional Vicinal Surfaces with Non-Colliding Meandering Steps

Phys. Rev. B57(1998) 15541.

J. Wollschläger, E.Z. Luo, and M. Henzler

Epitaxial Films Formed under Stabel and Unstable Growth Conditions: Diffraction Characterization of the Surface Morphology

Phys. Rev. B57 (1998) 14937.

M. Henzler, V. Zielasek, D. Erdös, and J. Wollschläger

Epitaxial Insulating Films

Surf. Rev. and Lett. 5 (1998) 675.

B. Müller, L.P. Nedelmann, B. Fischer, H. Brune, J.V. Barth, K. Kern, D. Erdös, and J. Wollschläger

Strain Relief via Island Ramification in Submonolayer Heteroepitaxy

Surf. Rev. and Lett. 5 (1998) 769.

J. Wollschläger, A. Klust, and H. Pietsch

Inhomogeneous Growth of CaF2 Adlayers on Si(111) at Intermediate Temperatures

Appl. Surf. Sci. 123/124 (1998) 496.

J. Wollschläger, D. Erdös, and K.M. Schröder

The Formation of Mosaics during the Reactive Growth of MgO Films on Ag(100)

Surf. Sci. 402-404 (1998) 272.

J. Wollschläger, H. Pietsch, and A. Klust

Competition between Terrace and Step Nucleation: Epitaxy of CaF2 on Vicinal Si(111) Studied by Atomic Force Microscopy

Appl. Surf. Sci. 130-132 (1998) 29.

Klust, H. Pietsch, and J. Wollschläger

Growth of CaF2 on Si(111): Observation of the CaF-Interface by Friction Force Microcsopy

Appl. Phys. Lett. 73 (1998) 1967.

J. Wollschläger, H. Pietsch, R. Kayser, and A. Klust

Annealing of CaF2 adlayers grown on Si(111): investigations of the morphology by atomic force microscopy

Thin Solid Films 336 (1998) 120.

H. Pietsch, A. Klust, A. Meier, and J. Wollschläger

Growth Instabilities of CaF2 Adlayers Deposited at High Temperature on Si(111)

Surf. Sci. 377-379 (1997) 909.

F. Schäfer, D. Erdös, K.M. Schröder, L. Nedelmann, B. Müller, B. Fischer, K. Kern, M. Henzler, J. Wollschläger

Epitaxial Growth of Mg on Pd(100) and Ag(100): Growth Modes for Complete and Incomplete Adlayer Condensation

in: Surface Diffusion: Atomistic and Collective Processes, ed. M. Tringides, 1997. ISBN-10: 0306456133

L.Nedelmann, B. Müller, B. Fischer, K. Kern, D. Erdös, J. Wollschläger, M. Henzler

A Comparative STM and SPA-LEED Study on the Evolution of Strain Induced Stripe Pattern on Cu/Ni(100)

Surf. Sci. 376 (1997) 113.doi

M.I. Larsson, H. Frischat, J. Wollschläger, and M. Tringides

Properties of Kinks in Vicinal Face-Centered Cubic (111) Surfaces

Surf. Sci. 381 (1997) 123.

J.Wollschläger

Simple analysis of spot splitting due to diffraction at surfaces with atomic stepping

Surf. Sci. 383 (1997) 103.

M.I. Larsson, M. Tringides, H. Frischat, and J. Wollschläger

Thermal Roughening of Uncorrelated Steps

Surf. Sci. 387 (1997) 142.

J. Wollschläger, F. Schäfer, and K.M. Schröder

Diffraction Spot Profile Analysis for Vicinal Surfaces with Long-Range Order

Surf. Sci. 396 (1997) 94.

J. Wollschläger and A. Meier

Diffraction Spot Profile Analysis for Heteroepitaxial Surfaces Applied to the Initial Growth Stages of CaF2 Adlayers on Si(111)

Appl. Surf. Sci. 104/105 (1996) 392.

J. Wollschläger and A. Meier

Film and Interface Morphology of CaF2 Grown on Si(111) at Low Temperature

J. Appl. Phys. 79 (1996) 7373.

E.Z. Luo, J. Wollschläger, F. Wegner, and M. Henzler

SPA-LEED Studies of Growth of Ag on Ag(111) at Low Temperatures

Appl. Phys. A60 (1995) 19.

J. Wollschläger

Diffraction from Surfaces with Randomly Distributed Structural Defects

Surf. Sci. 328 (1995) 325.

M. Henzler, C. Homann, U. Malaske, and J. Wollschläger

Misfit Accomodation in Heteroepitaxy by Inclined Stacking Faults

Phys. Rev. B52 (1995) R17060.

E.Z. Luo, S. Heun, M. Kennedy, J. Wollschläger, and M. Henzler

Surface Roughness and Conductivity of Thin Ag Films

Phys. Rev. B49 (1994) 4858.

J. Wollschläger and N.M. Amer

Heterogeneous Nucleation and Epitaxial Growth of Au on the Co Decorated Au(111) Surface Investigated by Scanning Tunneling Microscopy

Surf. Sci. 277 (1992) 1.

J. Wollschläger, E.Z. Luo, and M. Henzler

Thermal Roughness of the Homogeneous and Inhomogeneous Cu(311) Surface Studied by High-Resolution Low-Energy Electron Diffraction

Phys. Rev. B44 (1991) 13031.

J. Wollschläger, E.Z. Luo, and M. Henzler

Epitaxial Growth and Thermal Behaviour of Pb Overlayers on Cu(311) Studied by High-Resolution Low-Energy Electron Diffraction

Surf. Sci. 257 (1991) 274.

J. Wollschläger, J. Falta, and M. Henzler

Electron Diffraction at Stepped Homogeneous and Inhomogeneous Surfaces

Appl. Phys. A50 (1990) 57.

G. Meyer, J. Wollschläger, and M. Henzler

Epitaxial Growth of Thin Copper Layers on Cu(111) Studied by High-Resolution Low-Energy Electron Diffraction

Surf. Sci. 231 (1990) 64.

J. Wollschläger and M. Henzler

Defects at the Si(111)/SiO2 Interface Investigated with Low-Energy Electron Diffraction

Phys. Rev. B39 (1989) 6052.