Publikationen

Prof. Dr. Jochen Litterst

Publikationen

Prof. Dr. Jochen Litterst

2024

Effect of Fe₃O₄:RGO ratios in magnetic nanocomposites applied for dye discoloration, Arthur H. A. Gonçalves, Pedro H.C. Siciliano, Carla R. Moreira, Odivaldo C. Alves, Alexander Caytuero, Elisa M.B. Saitovitch, F. Jochen Litterst, Deborah V. Cesar, Cristiane A. Henriques, Alexandre B. Gaspar, J. Braz. Chem. Soc. 2024, 35, 9, e-20240045, 1-16

Magnetism of CuCr₂X₄ (X= S and Se) spinels studied with muon spin rotation and relaxation, Elaheh Sadrollahi, F. Jochen Litterst, Lilian Prodan, Vladimir Tsurkan, and Alois Loidl,
Phys. Rev. B 110, 054439 (2024)

Static and dynamic magnetic behavior of YBCO/Co/IrMn heterostructures, M. A. Sousa, A. Honorato, L. Liu, I. L. C. Merino, M. S. Pessoa, P. C. Morais, F. J. Litterst, E. C. Passamani, M. B. Fontes, E. Baggio-Saitovitch, J. Appl. Phys. 135, 133901 (2024), https://doi.org/10.1063/5.0190087

Near coincidence of metal-insulator transition and quantum critical fluctuations: Electronic ground state and magnetic order in Fe_1−xCo_xSi, J. Grefe, P. Herre, Y. Hilgers, F. Labbus, N. Lüer-Epping, N. Radomski, M. A. C. de Melo, F. J. Litterst, D. Menzel, S. Süllow, Phys. Rev. B 109, 054414 (2024)

2023

Synergetic effect between zeolite 5 A and maghemite nanoparticles for fast lead uptake from the Peruvian river Cumbaza: Study of surface adsorption mechanism using X-ray photoelectron spectroscopy, Juan A. Ramos-Guivar, Noemi-Raquel Checca-Huaman, F. Jochen Litterst, Edson C. Passamani, Applied Surface Science Advances, 18 (2023) 100489, doi.org/10.1016/j.apsadv.2023.100489

Fractal-like kinetics for enhanced boron adsorption on heterogeneous magnetic composite surfaces, Camila N. Pinotti, Juan A. Ramos-Guivar, Jose R.C. Proveti, Yamerson Canchanya-Huaman, Mayra-Alejandra Arias-Contreras, Noemi-Raquel Checca-Huaman, Daniel. F. Cipriano, Eduardo P. Muniz, Honério C. Jesus, Dirk Baabe, Jair C. C. Freitas, F. Jochen Litterst, Edson C. Passamani, Materials Chemistry and Physics 308, 128313 (2023), doi.org/10.1016/j.matchemphys.2023.128313

Surface adsorption mechanism between lead(II,IV) and nanomaghemite studied on polluted water samples collected from the Peruvian rivers Mantaro and Cumbaza, Juan A. Ramos-Guivar, Noemi-Raquel Checca-Huaman, F. Jochen Litterst, and Edson C. Passamani, Nanomaterials 13, 1684 (2023), doi.org/10.3390/nano13101684

On the enhanced dielectric and magnetic properties of BiFeO3 ceramics sintered under metastable conditions, Roger C. Oliveira, Eduardo A. Volnistem, Mauricio A.C. de Melo, Luiz F. Cótica, Ivair A. Santos, José A. Eiras, Ducinei Garcia, Stefan Süllow, Dirk Menzel, Fred Jochen Litterst, Dirk Baabe, Luiz Gustavo Davanse da Silveira, Gustavo S. Dias, Applied Materials Today 32, 101790 (2023).

2022

Mössbauer studies of core-single-shell and core-double-shell polymer functionalized magnetic nanoparticles, RenzoRueda-Vellasmín, Noemi-Raquel Checca-Huaman, Edson C. Passamani, Fred Jochen Litterst, Juan A. Ramos-Guivar, Hyperfine Interactions 243, 27 (2022), doi.org/10.1007/s10751-022-01813-2

Controlled dislocation density as enhancer of the magnetic response in multiferroic oxide nanoparticles
Eduardo A. Volnistem, Roger C. Oliveira, Gabriel H. Perin, Gustavo S. Dias, Mauricio A. C. de Melo, Luis F. Cótica, Ivair A. Santos, Stefan Süllow, Dirk Baabe, and F. Jochen Litterst, Applied Materials Today 29,101680 (2022).

Switching the sign of magnetic anisotropy field in YBCO/NiFe/IrMn heterostructure induced by superconducting transition
M. A. Sousa,André Honorato, Isabel L. C. Merino,F. Jochen Litterst,Edson C. Passamani,Magda Fontes,and Elisa Baggio-Saitovitch
J. Applied Physics 132, 083901 (2022)
https://doi.org/10.1063/5.0094220

Progress toward room-temperature synthesis and functionalization of iron-oxide nanoparticles
Diego A. Flores-Cano, Noemi-Raquel Checca-Huaman, Isabel-Liz Castro-Merino, Camila N. Pinotti, Edson C. Passamani, Fred Jochen Litterst, Juan A. Ramos-Guivar
Int. J. Mol. Sci. 2022, 23, 8279.
https://doi.org/10.3390/ijms23158279

Incommensurate and multiple-q magnetic misfit order in the frustrated quantum spin ladder material antlerite, Cu₃SO₄(OH)₄
Anton A. Kulbakov, Elaheh Sadrollahi, Florian Rasch, Maxim Avdeev,Sebastian Gaß, Laura Teresa Corredor Bohorquez, Anja U. B. Wolter, Manuel Feig, Roman Gumeniuk, Hagen Poddig, Markus Stötzer, F. Jochen Litterst, Inés Puente-Orench, Andrew Wildes, Eugen Weschke, Jochen Geck, Dmytro S. Inosov, and Darren C. Peets, Phys. Rev. B 106, 174431 (2022), https://link.aps.org/doi/10.1103/PhysRevB.106.174431

Muon spin rotation and relaxation study on Nb_1-yFe_2+y
J. Willwater, D. Eppers, T. Kimmel, E. Sadrollahi, F. J. Litterst, F. M. Grosche, C. Baines, and S. Süllow, Phys. Rev. B 106, 134408 (2022), https://link.aps.org/doi/10.1103/PhysRevB.106.134408

Nanocrystalline triple perovskite compounds A₃Fe₂BO₉ (A = Sr, Ba; B = W, Te) with ferromagnetic and dielectric properties for triboelectric energy harvesting
Jelena Kojčinović, Manisha Sahu, Sugato Hajra, Dalibor Tatar, Teodoro Klaser, Željko Skoko, Zvonko Jagličić, Elaheh Sadrollahi, Fred Jochen Litterst, Hoe Joon Kimand Igor Djerdj
Mater. Chem. Front. 6, 1116 (2022)
https://doi.org/10.1039/D1QM01565F

sp-hybridized carbon atoms formed by low-energy collisions in carbon nanofoams produced by pulsed laser depositio
A.C.L.B. Lustosa, M. Evers, D.F. Franceschini, F. J. Litterst, Yutao Xing
Materials Letters 314, 131886 (2022)
https://doi.org/10.1016/j.matlet.2022.131886

Shape Resonances and T_COscillations in Ni/Bi Systems
Mauro M. Doria,L. Y. Liu, Y. T. Xing,I. L. C. Merino,F. J. Litterst,and E. Baggio-Saitovitch
Supercond. Sci. Technol. 35, 015012 (2022)
https://doi.org/10.1088/1361-6668/ac2a8b

2021

Magnetic simulations of core–shell ferromagnetic bi-magnetic nanoparticles: The influence of antiferromagnetic interfacial exchange
J. A. Ramos-Guivar, C. A. Tamanaha-Vegas, F. J. Litterst, and E. C. Passamani
Nanomaterials 11, 1381 (2021)
https://doi.org/10.3390/nano11061381

AC susceptibility studies under DC fields in superspinglass nanomaghemite-multiwall carbon nanotube hybrid
Juan A. Ramos-Guivar, F. Jochen Litterst, and Edson C. Passamani
Magnetochemistry 7, 52 (2021)
https://doi.org/10.3390/magnetochemistry7040052

Rietveld refinement, μ-Raman, XPS, and Mössbauer studies of metal oxide- nanoparticles growth on multiwall carbon nanotubes and graphene oxide
Juan A. Ramos-Guivar, J. C. Gonzalez-Gonzalez, Elvis O. Lopez, F. Jochen Litterst, and Edson C. Passamani
Cryst. Growth Des. 21, 2128 (2021)
https://doi.org/10.1021/acs.cgd.0c01551

Superspinglass state in functionalized zeolite 5A-maghemite nanoparticles
Juan A. Ramos-Guivar, E. C. Passamani, F. Jochen Litterst
AIP Adv. 11, 035223 (2021)
https://doi.org/10.1063/5.0038545

Single crystal growth, structural characterization and magnetic properties of an antiferromagnetic trinuclear iron(III) acetate complex with uncoordinated hexamine
Tomislav Balić, Zvonko Jagličić, Elaheh Sadrollahi, Fred Jochen Litterst, Marta Počkaj, Dirk Baabe, Elvira Kovač-Andrić, Jelena Bijelić, Dajana Gašo Sokač, and Igor Djerdj
Inorg. Chim. Acta 520, 120292 (2021)
https://doi.org/10.1016/j.ica.2021.120292

Magnetic properties of ludwigite Ni₅Sn(O₂BO₃)₂
C. P. C. Medrano, E. Sadrollahi, R. G. M. Da Fonseca, E. C. Passamani, D. C.Freitas, M. A. Continentino, D. R. Sanchez, F. J. Litterst, and E. Baggio-Saitovitch
Phys. Rev. B 103, 064430 (2021)
https://doi.org/10.1103/PhysRevB.103.064430

Effect of EDTA organic coating on the spin canting behavior of maghemite nanoparticles for lead (II) adsorption
Juan A. Ramos-Guivar, Elvis O. López, Jean-Marc Greneche, F. Jochen Litterst, and Edson C. Passamani
Appl. Surf. Science 538, 148021 (2021)
https://doi.org/10.1016/j.apsusc.2020.148021

Weakly interacting ultra-fine Fe nanoparticles embedded in Yb metallic matrix
C. Rojas-Ayala, E. C. Passamani, F. J. Litterst, and E. M. Baggio-Saitovitch
J. Magn. Magn. Mat. 525, 167654 (2021)
https://doi.org/10.1016/j.jmmm.2020.167654

Characterization of iron-derived species in situ synthesized in carbon structures, their role during the catalytic graphitization
C. G. Renda, C. P. Contreras Medrano, L. J. Dalla Costa, F. J. Litterst, Elisa M. Baggio Saitovitch, C. J. Magon, A. J. Gualdi, T. Venâncio, R. Bertholdo, A.J. Moreira, G. P. G. Freschi, and A. de Almeida Lucas
J. Mat. Science 56, 1298 (2021)
https://doi.org/10.1007/s10853-020-05312-z

2020

Preferential site occupancy of Ni ions and oxidation state of Fe ions in the YIG crystal structure obtained by sol-gel method
J. P. Caland, Cynthia P. C. Medrano, A. Caytuero, E. Baggio-Saitovitch, F. J. Litterst, João M.Soares, M. Cabrera-Baez, E. Padrón-Hernández, T. Marques,Y. Guerra, Bartolomeu C. Viana, F. E. P. Santos, and R. Peña-Garcia,
J. Alloys and Compounds 849, 156657 (2020)
https://doi.org/10.1016/j.jallcom.2020.156657

The effect of structural and magnetic disorder on the 3d-5d exchange interactions of La₂_-_xCa_xCoIrO₆
L. Bufaiçal, E. Sadrollahi, F. J. Litterst, D. Rigitano, E. Granado, T. Coutrim, E. B. Araújo, M. B. Fontes, E. Baggio-Saitovitch, and E. M. Bittar
Phys. Rev. B 102, 024436 (2020)
https://doi.org/10.1103/PhysRevB.102.024436

Shell-Mediated Control of the Surface Chemistry in Highly Stoichiometric Magnetite Nanoparticles
Gabriel C. Lavorato, Aldo A. Rubert, Yutao Xing, Raja Das, Joshua Robles, F. Jochen Litterst, Elisa Baggio-Saitovitch, Manh-Huong Phan, Hariharan Srikanth, Carolina Vericat, Mariano H. Fonticelli
Nanoscale 12, 13626 (2020)
https://doi.org/10.1039/D0NR02069A

Alkali concentration effects on the composition, morphology and magnetic properties of magnetite, maghemite and iron oxyhydroxide nanoparticles
Geronimo Perez, Maria Paulina Romero, Elisa Baggio Saitovitch, Fred Jochen Litterst, Jefferson F. D. F. Araujo, David C. Bell,and Guillermo Solorzano
Solid State Sciences 106, 106295 (2020)
https://doi.org/10.1016/j.solidstatesciences.2020.106295

The influence of Cu spacer morphology in the non-collinear, Cu/Py/Cu/Co/IrMn spin valves
A. C. Krohling, C. H. Verbeno, T. E. P. Bueno, V. P. Nascimento, K. Krambrock, F. J. Litterst, and E. C.Passamani
J. Magn. Magn. Mat. 512, 166985 (2020)
https://doi.org/10.1016/j.jmmm.2020.166985

Improved removal capacity and equilibrium time of maghemite nanoparticles growth in zeolite type 5A for Pb(II) adsorption
J. A. Ramos-Guivar, K. Taipe, M. A. Schettino Jr., E. Silva, M. A. Morales, E. C. Passamani, and F .J. Litterst
Nanomaterials 10, 1668 (2020)
https://doi.org/10.3390/nano10091668

γ-Fe₂O₃ nanoparticles embedded in nanohydroxyapatite matrix for magnetic hyperthermia and in vitro osteoblast cell studies
Juan A. Ramos-Guivar, Marco A. Morales, and F. Jochen Litterst
Ceramics International 46A, 10658-66 (2020)
https://doi.org/10.1016/j.ceramint.2020.01.072

Origin and Shell-Driven Optimization of the Heating Power in Core/Shell Bimagnetic Nanoparticles
Gabriel C. Lavorato, Raja Das, Yutao Xing, Joshua Robles, F. Jochen Litterst, Elisa Baggio-Saitovitch, Manh-Huong Phan, and Hariharan Srikanth
ACS Applied Nano Materials 2, 1755-1765 (2020)
https://doi.org/10.1021/acsanm.9b02449

2019

The zero-field-cooled exchange bias effect in phase-segregated La_2-xA_xCoMnO₆ (A =Ba, Ca, Sr; x = 0, 0.5)
L. T. Coutrim, D. Rigitano, C. Macchiutti, T. J. A. Mori, R. Lora-Serrano, E. Granado, E. Sadrollahi, F. J. Litterst, M. B. Fontes, E. Baggio-Saitovitch, E. M. Bittar, and L. Bufaiçal
Phys. Rev. B 100, 054428 (2019)
Superspinglass behavior of maghemite nanoparticles dispersed in mesoporous silica
Juan A. Ramos-Guivar, A.C. Krohling, Elvis O. López, F. Jochen Litterst, E.C. Passamani
J. Magn. Magn. Mat. 485, 142-50 (2019)
Internal structure and magnetic properties in Cobalt ferrite nanoparticles: Influence of the synthesis method
G. Lavorato, M. Alzamora, C. Contreras, G. Burlandy, F. J. Litterst, and E. Baggio Saitovitch
Part. Part. Syst. Charact. 36, 1900061 (2019)
Structural, spectroscopic and thermoanalytic studies on Bi₂Fe₄O₉: Tunability between temperature, nanosize and nanoproperties
A. Kirsch, M. M. Murshed, F. J. Litterst, and T. Gesing
J. Phys. Chem. C 123, 3161-71 (2019)
Local structure determination in helimagnetic Co₈Zn₈Mn_4-xFe_x
D. Menzel, D. Baabe, J. Litterst, N. Steinki, K. Dietze, M. Sach, B. Rubrecht, S. Suellow, and A. Hoser
J. Phys. Commun. 3 , 025001 (2019)
Über Frustration zu Neuem
F. J. Litterst
Jahrbuch 2018 der Braunschweigischen Wissenschaftlichen Gesellschaft, p 123-133
Verlag J. Cramer, Braunschweig (2019)

2018

Temperature-dependent structural and spectroscopic studies of (Bi_1-xFe_x)FeO₃
A. Kirsch, M. M. Murshed, M. J. Kirkham, A. Huq, F. J. Litterst, and Th. M. Gesing
J. Phys. Chem. C 122, 28280-91 (2018)
Fe²⁺ Deficiencies, FeO Sub-Domains, and Structural Defects Favor Magnetic Hyperthermia Performance of Iron Oxide Nanocubes into Intracellular Environment
A. Lak, M. Cassani, B. Mai, N. Winckelmans, D. Cabrera, E. Sadrollahi, S. Marras, H. Remmer, S. Fiorito, L. Cremades-Jimeno, F.J. Litterst, F. Ludwig, L. Manna, F. Teran, S. Bals, T. Pellegrino
Nano Letters 18, 6856-66 (2018)
Cluster-Glass-Like Behavior In Zinc Ferrite Nanograins
E. F. Procopio, C. Larica, E. P. Muniz, F. J. Litterst, and E. C. Passamani
J. Magn. Magn. Mat. 467, 1-7 (2018)
Tuning the S = 1/2 square-lattice antiferromagnet Sr₂Cu(Te_1-xW_x)O₆ from Néel order to quantum disorder to columnar order
O. Mustonen, S. Vasala, K. P. Schmidt, E. Sadrollahi, H. C. Walker, I. Terasaki, F. J. Litterst, E. Baggio-Saitovitch, and M. Karppinen
Phys. Rev. B 98, 064411 (2018)
Manipulating the morphology of the nano oxide domain in AuCu-Iron oxide dumbbell-like nanocomposites as a tool to modify magnetic properties
S. Najafishirtari, A. Lak, C. Guglieri, S. Marras, R. Brescia, S. Fiorito, E. Sadrollahi, F. J. Litterst, T. Pellegrino, L. Manna, and M. Colombo
RSC Adv. 8, 22411 (2018)
Spin-liquid-like state in a spin-1/2 square-lattice antiferromagnet perovskite induced by d¹⁰-d⁰ cation mixing
O. Mustonen, S. Vasala, E. Sadrollahi, K. P. Schmidt, C. Baines, H. C. Walker, I. Terasaki, F. J. Litterst, E. Baggio-Saitovitch and M. Karppinen
Nature Communications 9, 1085 (2018)

2017

Spin Valve Heterostructures Built Using the Shadowing Effect: Setting NiFe and Co Magnetization Directions for Non-Collinear Couplings
A.C. Krohling, T. E. P. Bueno, V. P. Nascimento, C. Larica, K. Krambrock, D. Menzel, F. J. Litterst, and E. C. Passamani
Appl. Phys. Lett. 111, 262404 (2017)
Magnetic, structural and surface properties of functionalized maghemite nanoparticles for copper and lead absorption
J. A. Ramos Guivar, E. Sadrollahi, D. Menzel, Edson G. Ramos F., E. O. Lopez, M.A. Morales, J.M. Arsuaga, A. Arencibia, and F. J. Litterst
RSC Advances 7, 28763-79 (2017)
Magnetic order of intermetallic FeGa_3-yGe_y studied by µSR and ⁵⁷Fe Mössbauer spectroscopy
J. Munevar, M. Cabrera-Baez, M. Alzamora, J. Larrea, E.M. Bittar, E. Baggio-Saitovitch, F.J. Litterst, R.A. Ribeiro, M.A. Avila and E. Morenzoni
Phys. Rev. B 95, 125138 (2017)

2016

The role of Fe-doping on structural and magnetic properties of Fe nanoclusters in thick Yb films
C. Rojas-Ayala, E. C. Passamani, M.A. Sousa, F. J. Litterst, and E. M. Baggio-Saitovitch
J. Magn. Magn. Mat. 417, 175-81 (2016)
Vacancy ordered gamma-Fe2O3 nanoparticles functionalized with nanohydroxyapatite: XRD, FTIR, TEM, XPS and Mössbauer studies
J. A. Ramos Guivar, E. A. Sanches, F. Bruns, E. Sadrollahi, M. A. Morales, E. O. Lopez, and F. J. Litterst
Appl. Surf. Sci. 389, 721-34 (2016)
Suppression of exchange bias effect in maghemite ultrasmall nanoparticles functionalized with H₂Y
J. A. Ramos Guivar, M. A. Morales, and F. J. Litterst
J. Magn. Magn. Mat. 420, 324-35 (2016)
Study of the growth of hydrophilic iron oxide nanoparticles obtained via the non-aqueous sol-gel method
I.-C. Masthoff, M. Kraken, D. Menzel, F. J. Litterst, and G. Garnweitner
J. Sol-Gel Sci. Technol. 77, 553-67 (2016)

2015

Effects of Nb buffer layer on superconducting and magnetic behavior of IrMn/NiFe/Nb/NiFe spin valves
U. D. Chacón Hernández, M. A. Souza, F. J. Litterst, V. P. Nascimento, and E. M. Baggio-Saitovitch
J. Magn. Magn. Mat. 390, 114-7 (2015)
Preferential spin canting in nanosize zinc ferrite
B. Pandey, F. J. Litterst, and E. M. Baggio-Saitovitch
J. Magn. Magn. Mater. 385, 412 (2015)
Magnetic ground-state properties of noncentrosymmetric CePt₃B_1-xSi_x
D. Rauch, P. Horenburg, S. Hartwig, F. J. Litterst, S. Süllow, H. Luetkens, C. Baines, S. Yamazaki, H. Hidaka, H. Amitsuka, and E. Bauer
Phys. Rev. B 92, 115114 (2015)
Crystal structure and Mössbauer studies of the isotypic Fe₆-cluster compounds RE₁₅[Fe₈C₂₅], RE = Dy, Ho
B. Davaasuren, E. Dashjav, G. Kreiner, H. Borrmann, S.-U. Weber, K. D. Becker, F. J. Litterst, and R. Kniep
J. Solid State Chem. 225, 450 (2015)
Spectroscopic study of metallic magnetism in single-crystalline Nb_1-yFe_2+x
D. Rauch, M. Kraken, F. J. Litterst, S. Süllow, H. Luetkens, M. Brando, T. Förster, J. Sichelschmidt, A. Neubauer, C. Pfleiderer, W. J. Duncan, and F. M. Grosche
Phys. Rev. B 91, 174404 (2015)

2014

Magnetic short and long range order in disordered perovskite PbFe_1/2Ta_1/2O₃
S. Chillal, S. N. Gvasaliya, A. Zheludev, D. Schroeter, M. Kraken, F. J. Litterst, T. A. Shaplygina, and S. G. Lushnikov
Phys. Rev. B 89, 174418 (2014)
Temperature-dependent ⁵⁷Fe Mössbauer spectroscopy and local structure of mullite-type Bi₂(Fe_xGa_1-x)₄O₉ (0.1 < x < 1) solid solution
S. U. Weber, T. M. Gesing, G. Eckold, R. X. Fischer, F. J. Litterst, and K. D. Becker
J. Phys. Chem. Solids 75, 416-26 (2014)
Structural properties of pure and Fe-doped Yb films prepared by vapor condensation
C. Rojas-Ayala, E. C. Passamani, N. M. Suguihiro, F. J. Litterst, and E. Baggio-Saitovitch
Materials Characterization 96, 108-114 (2014)
Study of the growth process of magnetic nanoparticles obtained via the non-aqueous sol-gel method
I. C. Masthoff, M. Kraken, D. Mauch, D. Menzel, J. A. M. Cagigas, E. Baggio-Saitovitch, F.J. Litterst, and G. Garnweitner
J. Mater. Sci. 49, 4705-14 (2014)
Ferromagnetic resonance study of the misalignment between anisotropy axes in exchange-biased NiFe/FeMn/Co trilayers
P. G. Barreto, M. A. Sousa, F. Pelegrini, W. Alayo, F.J. Litterst and E. Baggio-Saitovitch
Appl. Phys. Letters 104, 202403 (2014)
Magnetic properties of the multiferroic compounds Eu_1-xY_xMnO₃ (x= 0.2 and 0.3)
G. M. Kalvius, F. J. Litterst, O. Hartmann, R. Wäppling, A. Krimmel and A. Loidl
J. Phys.: Conf. Series 551, 012014 (2014)
Magnetic properties of Fe nano-clusters stabilized at grain boundaries of Yb films
C. Rojas-Ayala, E. C. Passamani, F. J. Litterst and E. Baggio-Saitovitch
J. Appl. Phys. 116, 183907 (2014)
Ein herausforderndes Experiment: Physik für Studierende der Geisteswissenschaften einer Technischen Universität
F. J. Litterst, in: Wechselwirkungen. Die Herausforderung der Künste durch die Wissenschaften
Hrsg.: R. Stauf und C.-F. Berghahn, Universitätsverlag Winter, Heidelberg, 2014, pp. 151-165

2013

Competing magnetic interactions in the graphite-intercalation compound Li_0.25Eu_1.95C₆
T. Shiroka, M. Thede, L. Wittenfeld, F. J. Litterst, S. Cahen, H. Rida, N. Emery, J.-F. Marêche, P. Lagrange, and C. Hérold
Carbon 63, 294-302 (2013)
Microscopic coexistence of antiferromagnetic and spin-glass states
Sh. Chillal, M. Thede, F. J. Litterst, S. N. Gvasaliya, T. A. Shapligina, S. G. Lushnikov, and A. Zheludev
Phys. Rev. B 87, 220403R (2013)
Iron Nano-Clusters in Ytterbium Films: a ⁵⁷Fe Mössbauer Spectroscopic Study
C. Rojas-Ayala, W. T. Herrera, I. S. Dinóla, M. Kraken, E. C. Passamani, E. M. Baggio-Saitovitch, and F. J. Litterst
Hyperfine Interact. 224, 299-305 (2014), (online 2013)
Formation of magnetic nanoparticles studied during the initial synthesis stage
M. Kraken, I.-C. Masthoff, A. Borchers, F. J. Litterst, and G. Garnweitner
Hyperfine Interact. 224, 57-63 (2014), (online 2013)
Magnetism of the Chromium-Thio-Spinels Fe_1-xCu_xCr₂S₄ studied by µSR
G. M. Kalvius, A. Krimmel, R. Wäppling, O. Hartmann, F. J. Litterst, F. E. Wagner, V. Tsurkan, and A. Loidl
J. Phys.: Condens. Matter 25, 186001 (2013)
Highly stable monodisperse PEGylated iron oxide nanoparticle aqueous suspensions: a nontoxic tracer for homogeneous magnetic bioassays
Aidin Lak, J. Dieckhoff, F. Ludwig, J. M. Scholtyssek, O. Goldman, H. Lünsdorf, D. Eberbeck, A. Kornowski, M. Kraken, F. J. Litterst, K. Fiege, P. Mischnick, and M. Schilling
Nanoscale 5, 11447 (2013)
Size dependent structural and magnetic properties of FeO/Fe₃O₄ nanoparticles
Aidin Lak, M. Kraken, F. Ludwig, A. Kornowski, S. Sievers, D. Eberbeck, F. J. Litterst, H. Weller, and M. Schilling
Nanoscale 5, 12286 (2013)
Die geformte Wirklichkeit, über geistige Landschaften in Physik und Kunst/ Shaped Reality on Mental Landscapes in Physics and Art
B. Dahlem and J. Litterst
in Björn Dahlem: The End of It All, Kunstverein Braunschweig, Kettler Verlag, Bönen 2013, pp. 81-117

2012

Temperature-dependent ⁵⁷Fe Mössbauer spectroscopy and local structure of Bi₂(Fe_xAl_1-x)₄O₉ (0.1 < x < 1) solid solutions
S. U. Weber, T. Gesing, J. Röder, F. J. Litterst, R. X. Fischer, and K. D. Becker
Int. J. Mat. Research 103, 430-7 (2012)
¹H-NMR study of the spin dynamics of fine superparamagnetic particles
L. Bordonali, Y. Furukawa, M. Kraken, F. J. Litterst, C. Sangregorio, M. F. Casula, and A. Lascialfari
Phys. Rev. B 85, 174426 (2012)
Long range magnetic order in azurite from µSR
M. Kraken, J. Engelke, S. Süllow, F. J. Litterst, M. Lang, C. Baines, and H. Luetkens
J. Phys.: Conf. Series 391, 012145 (2012)
The Mössbauer Effect - Applications and Future Impact: Solid-state physics and chemistry
F. J. Litterst, in Rudolf Ludwig Mößbauer (1929-2011). His Science and its Future Impact
Deutsche Physikalische Gesellschaft, Bad Honnef 2012, p. 61-71
Time dependent effects in Mössbauer spectra (Review)
F. J. Litterst, Chapter 2.4 in The Rudolf Mössbauer Story, eds. G. Michael Kalvius and Paul Kienle
Springer Verlag, Berlin, Heidelberg (2012) 221-242

2011

Kondo Effect and Spin Glass Behavior of Dilute Iron Clusters in Silver Films
W. T. Herrera, Y. Xing, S. M. Ramos, P. Munayco, and E. M. Baggio-Saitovitch, and F. J. Litterst
Phys. Rev. B 84, 014430 (2011)
Mechanosynthesized BiFeO₃ nanoparticles with highly reactive surface and enhanced magnetization
K. L. Da Silva, D. Menzel, A. Feldhoff, Ch. Kuebel, M. Bruns, A. Paesano Jr., A. Düvel, M. Wilkening, M. Ghafari, H. Hahn, F. J. Litterst, P. Heitjans, K. D. Becker, and V. Šepelák
J. Phys.Chem. C 115, 7209 (2011)
Mechanochemical-thermal preparation and structural studies of mullite-type Bi₂(Ga_xAl_1-x)₄O₉ solid solutions
V. Sepelák, K. L. Da Silva, A. Düvel, A. Paesano Jr., H. Hahn, F. J. Litterst, P. Heitjans and K. D. Becker
J. Solid State Chem. 184, 1346 (2011)
Spin Re-Orientation in FeCr₂S₄
J. Engelke, F. J. Litterst, A. Krimmel, A. Loidl, F. E. Wagner, G. M. Kalvius, and V. Tsurkan
Hyperfine Interact. 202, 57-61 (2011)
Magnetic Dynamics of Dilute Iron Nano-Clusters in Silver Films from Mössbauer Spectroscopy and Muon Spin Rotation
W. T. Herrera, I. Dinola , E. Baggio-Saitovitch, M. Kraken, and F. J. Litterst
Hyperfine Interact. 203, 49-53 (2011)
Aggregates of Iron in Ytterbium Films
W. T. Herrera, C. Rojas, I. S. Dinóla, E. C. Passamani, M. Kraken, J. Engelke, E. Baggio-Saitovitch, and F. J. Litterst
Hyperfine Interact. 203, 143-7 (2011)
The electric field gradient in natural iron-doped chrysoberyl Al₂BeO₄ and sinhalite MgAlBO₄ single crystals
W. Lottermoser, G. J. Redhammer, S.-U. Weber, G. Tippelt, F. J. Litterst, G. Amthauer, and M. Grodzicki
Phys. Chem. Minerals 38, 787-99 (2011)

2010

Magnetoelastic and structural properties of azurite Cu₃(CO₃)₂(OH)₂ from neutron scattering and muon spin rotation
M. C. R. Gibson, K. C. Rule, A. U. B. Wolter, J.-U. Hoffmann, O. Prokhnenko, D. A. Tennant, S. Gerischer, M. Kraken, F. J. Litterst, S. Süllow, J. Schreuer, H. Luetkens, A. Brühl, B. Wolf and M. Lang
Phys. Rev. B 81, 140406 (2010)
Structural Studies of Bi₂(Fe_xAl_1-x)₄O₉ Solid Solutions (0.1 < x < 1.0) Prepared by a Combined Mechanochemical/Thermal Synthesis
K. L. da Silva, V. Šepelák, A. Paesano Jr., F. J. Litterst, and K. D. Becker
J. of Inorganic and Generl Chemistry 636, 1018-25 (2010)
Low-Temperature helical spin structure in FeCr₂S₄
G. M. Kalvius, A. Krimmel, O. Hartmann, R. Wäppling, F. E. Wagner, F. J. Litterst, V. Tsurkan, and A. Loidl
J. Phys.: Condens. Matter 22, 052205 (2010)
Low-energy µSR evidence of surface magnetism in highly oriented pyrolytic graphite
M. Dubman, T. Shiroka, H. Luetkens, M. Rothermel, F. J. Litterst, E. Morenzoni, A. Suter, D. Spemann, P. Esquinazi, H. Setzer, and T. Butz
J. Magn. Magn. Mat. 322, 1228 (2010)
Low frequency spin dynamics in the quantum magnet copper pyrazin dinitrate
H. Kühne, M. Günther, H.-H. Klauss, S. Grossjohann, W. Brenig, F. J. Litterst, A. P. Reyes, P. L. Kuhns, M. M. Turnbull, and C. P. Landee
phys. stat. sol. b 247, 671-5 (2010)
Frustration driven magnetic states of A-site spinels probed by µSR
G. M. Kalvius, A. Krimmel, O. Hartmann, F. J. Litterst, R. Wäppling, F. E. Wagner, V. Tsurkan, and A. Loidl
Eur. Phys. J. B 77, 87-100 (2010)
Mössbauer spectroscopy and neutron diffraction study of the mechanosynthesis of nanocrystalline MgFe₂O₄
V. Šepelák, I. Bergmann, A. Feldhoff, F. J. Litterst, K. D. Becker, J. M. Cadogan, M. Hofmann, M. Hoelzel, J. L. Wang, M. Avdeev, and S.J. Campbell
Hyperfine Interact. 198, 67 (2010)
Atomismus und Kontinuum: Ein Streit der Vorsokratiker und seine Folgen
F. J. Litterst
Jahrbuch 2009 der Braunschweigischen Wissenschaftlichen Gesellschaft, p. 111-120
Verlag J. Cramer, Braunschweig (2010)

2009

Quantum critical dynamics of a S = 1/2 antiferromagnetic Heisenberg chain studied by ¹³C-NMR spectroscopy
H. Kühne, H.-H. Klauss, S. Grossjohann, W. Brenig, F. J. Litterst, A. P. Reyes, P. L. Kuhns, M. M. Turnbull, and C. P. Landee
Phys. Rev. B 80, 045110 (2009)
Effect of temperature on oxygen desorption and oxidation states of Co and Fe in Ba_1-xSr_xCo_1-yFe_yO_3-d (x, y = 0.2-0.8)
A. S. Harvey, F. J. Litterst, Z. Yang, J. L. M. Rupp, A. Infortuna, and L. J. Gauckler
Phys. Chem. Chem. Phys. 11, 3090-8 (2009)
Electronic phase diagram of the LaO_1-xF_xFeAs superconductor
H. Luetkens, H.-H. Klauss, M. Kraken, F. J. Litterst, T. Dellmann, R. Klingeler, C. Ess, R. Khasanov, A. Amato, C. Baines, J. Hamann-Borrero, N. Leps, A. Kondrat, G. Behr, J. Werner and B. Büchner
Nature Materials 8, 305-9 (2009)
Electronic properties of LaO_1-xF_xFeAs in the normal state probed by NMR/ NQR
H.-J. Grafe, G. Lang, T. Hammarath, D. Paar, K. Manthey, K. Koch, H. Rosner, N.J. Curro, B. Behr, J. Werner, N. Leps, R. Klingeler, H.-H. Klauss, F. J. Litterst, and B. Büchner
New. J. Phys. 11, 035002 (2009)
Magnetism of frustrated A-site spinels (Mn, Fe, Co)Al₂O₄
G. M. Kalvius, A. Krimmel, O. Hartmann, F. J. Litterst, R. Wäppling, V. Tsurkan, and A. Loidl
Physica B 404, 660 (2009)
Field-induced coupled superconductivity and spin density wave order in the Heavy Fermion compound CeCoIn₅
J. Spehling, R. H. Heffner, J. E. Sonier, N. Curro, C. H. Wang, B. Hitti, G. Morris, E. D. Bauer, J. L. Sarrao, F. J. Litterst, and H.-H. Klauss
Phys. Rev. Lett. 103, 237003 (2009)

2008

Commensurate Spin Density Wave in LaOFeAs: A Local Probe Study
H.-H. Klauss, R. Klingeler, C. Hess, H. Luetkens, F. J. Litterst, M. Kraken, M. M. Korshunov, I. Eremin, S.-L. Drechsler, R. Khasanov, A. Amato, J. Hamann-Borrero, N. Leps, A. Kondrat, G. Behr, J. Werner, and B. Büchner
Phys. Rev. Lett. 101, 077005 (2008)

2007

High field specific heat study of antiferromagnetic dimers in Na₂Ni₂(C₂O₄)₃(H₂O)₂
C. Mennerich, H.-H. Klauss, S. Süllow, F. J. Litterst, C. Golze, N. Tristan, V. Kataev, B. Büchner, O. Kataeva and D. J. Price
J. Magn. Magn. Mat. 310, 403-5 (2007)
Chemical pressure effect on the magnetic order in the weakly coupled spin tetrahedra system Cu₂Te₂O₅(Br_xCl_1-x)₂B
C. Mennerich, H.-H. Klauss, D. Mienert, A. Bosse, F.J. Litterst, P. Lemmens, D. Baabe, H. Luetkens, R. Scheuermann, and M. Johnsson
J. Phys. Soc. Jpn. 76A, 104-5 (2007)
Magnetic enhancement in nanosized MgFe₂O₄ prepared by mechano-synthesis
V. Šepelák, I. Bergmann, D. Menzel, A. Feldhoff, P. Heitjans, F. J. Litterst, and K. D. Becker
J. Magn. Magn. Mat. 316, 764-7 (2007)
Evidence for charge disproportionation in monoclinic EuNiO₃ from ⁵⁷Fe Mössbauer spectroscopy
A. Caytuero, H. Micklitz, M. M. Abd-Elmeguid, F. J. Litterst, J. A. Alonso, and E. Baggio-Saitovitch
Phys. Rev. B 76, 193105 (2007)
Nanocrystalline Nickel Ferrite, NiFe₂O₄: Mechanosynthesis, Nonequilibrium Cation Distribution, Canted Spin Arrangement, and Magnetic Behavior
V. Šepelák, I. Bergmann, A. Feldhoff, P. Heitjans, F. Krumeich, D. Menzel, F. J. Litterst, S. J. Campbell, and K. D. Becker
J. Phys. Chem. C 111, 5026-33 (2007)
What is Life? (Erwin Schrödinger) in Bausteine der Moderne
Literaturwissenschaftliches Seminar der TU Braunschweig, 2005, in: Bausteine der Moderne - Eine Recherche
C.-F. Berghahn und R. Stauf Hrsg., Winter Verlag Heidelberg 2007, p. 307-22

2006

Muoniated radical formation and spin dynamics in molecular materials with oxalate ligands
C. Mennerich, R. Scheuermann, H. Luetkens, M. Broekelmann, A. Bosse, F. J. Litterst, D. Price and H.-H. Klauss
Physica B 374, 325 (2006)
Magnetic order in moderately disordered UPt₂Si₂ studied by µSR spectroscopy
A. Otop, A. Bosse, F. J. Litterst, H.-H. Klauss, R. W. A. Hendrikx, J. A. Mydosh and S. Süllow
Physica B 378-380, 987-8 (2006)
High-field magnetization study of the S=1/2 antiferromagnetic Heisenberg chain Cu(C₆H₅COO)₂ x 3H₂O
A. U. B. Wolter, H. Rakoto, J.-M. Broto, A. Honecker, W. Brenig, A. Klümper, H.-H. Klauss, F. J. Litterst, S. Süllow
Physica B 378-380, 1136-1137 (2006)
Antiferromagnetic dimers of Ni(II) in the S=1 spin-ladder Na₂Ni₂(C₂O₄)₂(H₂O)₂
C. Mennerich, H.-H. Klauss, F. J. Litterst, C. Golze, R. Klingeler, V. Kataev, B. Büchner, S. Grossjohann, W. Brenig, M. Goiran, H. Rakoto, J. M. Broto, O. Kataeva, and D. J. Price
Phys. Rev. B 73, 174415 (2006)
Magnetic ordering in ⁵⁷Fe doped EuNiO₃ and NdNiO₃ studied by Mössbauer spectroscopy
A. Caytuero, H. Micklitz , F. J. Litterst, E. Baggio-Saitovitch, M. M. Abd-Elmeguid, and J. A. Alonso
Phys. Rev. B 74, 94433 (2006)
⁵⁷Fe Mössbauer spectroscopy on the cyclic spin-cluster Fe₆(tea)₆(CH₃OH)₆
J. Kreitlow, S. Süllow, F. J. Litterst and B. Pilawa
Hyperfine Interact. 168, 1197-1200 (2006)
High field level crossing studies of spin dimers in the low dimensional quantum spin system Na₂T₂(C₂O₄)₃(H₂O)₂ with T = Ni, Co, Fe, Mn
C. Mennerich, H.-H. Klauss, A. Wolter, S. Süllow, F. J. Litterst, C. Golze, R. Klingeler, V. Kataev, B. Büchner, M. Goiran, H. Rakoto, J. M. Broto, O. Kataeva and D. J. Price
in: Quantum Magnetism, B. Barbara et al. eds., Springer Science + Business Media 2008, pp 97-124
Nonequilibrium cation distribution, canted spin arrangement and enhanced magnetization in nanosized MgFe₂O₄ prepared by a one-step mechano-chemical route
V. Šepelák, A. Feldhoff, P. Heitjans, F. Krumeich, D. Menzel, F. J. Litterst, I. Bergmann and K. D. Becker
Chem. Mater. 18, 3057-67 (2006)

2005

Charge order and dimer formation in the Cu (S=1/2) spin chains of Sr₁₃LaCu₂₄O₄₁
H. Gerdes, A. Bosse, D. Mienert, F. J. Litterst, R. Klingeler, B. Büchner and H.-H. Klauss
J. Magn. Magn. Mat. 290, 338 (2005)
Observation of bound spinons in the S=1/2 antiferromagnetic chain [CuPM(NO₃)₂(H₂O)₂]_n by ¹³C-NMR
A. U. B. Wolter, P. Wzietek, D. Jérome, S. Süllow, F. J. Litterst, R. Feyerherm and H.-H. Klauss
J. Magn. Magn. Mat. 290, 302 (2005)
Influence of electron delocalization on the magnetic properties of iron ludwigite Fe₃O₂BO₃
J. Larrea J., D. R. Sanchez, F. J. Litterst and E. M. Baggio-Saitovitch
Hyperfine Interact. 161, 237-46 (2005)
Magnetoresistance of UCu₄Pd
A. Otop, F. J. Litterst, T. J. Gortenmulder, J. A. Mydosh and S. Süllow
Physica B 359-61, 1033-5 (2005)
Giant spin canting in the S=1/2 antiferromagnetic chain [CuPM(NO₃)₂(H₂O)₂]_n observed by ¹³C NMR
A. U. B. Wolter, P. Wzietek, S. Süllow, F. J. Litterst, A. Honecker, W. Brenig, R. Feyerherm and H.-H. Klauss
Phys. Rev. Lett. 94, 057204 (2005)
Mechanosynthesis of spinel ferrite nanoparticles followed by Mössbauer spectroscopy
V. Šepelák, I. Bergmann, A. Feldhoff, P. Heitjans, F. J. Litterst and K. D. Becker
Hyperfine Interact. 165, 81-7 (2005)

2004

Hall effect in URh₂Ge_2-xSn_x
A. Otop, I. Maksimov, F. J. Litterst, J. A. Mydosh, and S. Süllow
J. Magn. Magn. Mat. 272-276, E1019 (2004)
Long range electron spin polarization in the Ag layer of a Fe/Ag film
H. Luetkens, J. Korecki, E. Morenzoni, T. Prokscha, A. Suter, M. Birke, N. Garifianov, R. Khasanov, T. Slezak, and F. J. Litterst
J. Magn. Magn. Mat. 272-276, 1128-9 (2004)
Susceptibility studies of the electron-doped high-TC superconductors Nd_2-xCe_xCuO₄ and Pr_2-xCe_xCuO₄
C. Mennerich, D. Baabe, D. Mienert, F. J. Litterst, P. Adelmann and H.-H. Klauss
J. Magn. Magn. Mat. 272-276, 162-4 (2004)
Mössbauer studies on the Fe(II) oxalate spin ladder Na₂Fe₂(C₂O₄)₃(H₂O)₂
J. Kreitlow, D. Baabe, A. Wolter, S. Süllow, F. J. Litterst, H.-H. Klauss and D. Price
J. Magn. Magn. Mat. 272-276, 152-3 (2004)
The interplay of charge order and magnetism in Sr₁₄Cu₂₄O₄₁ and Sr₁₃LaCu₂₄O₄₁
A. Bosse, D. Mienert, D. Baabe, F. J. Litterst, U. Ammerahl, B. Büchner and H.-H. Klauss
J. Magn. Magn. Mat. 272-276, 918-9 (2004)
The Schottky-anomaly in Nd₂CuO₄ observed by muon spin relaxation
D. Baabe, M. Hillberg, F. J. Litterst, H.-H. Klauss and P. Adelmann
Phys. Rev. B 69, 134512 (2004)
Magnetism and charge ordering in Fe₃O₂BO₃ studied by Mössbauer spectroscopy
J. Larrea J., D. R. Sánchez, F. J. Litterst, E. M. Baggio-Saitovitch, R. B. Guimaraes, J. C. Fernandes and M. A. Continentino
Phys. Rev. B 70, 174452 (2004)
Magnetic irreversibility in single crystalline UPt₂Si₂
A. Otop, I. Maksimov, F. J. Litterst, J. A. Mydosh and S. Süllow
J. Appl. Phys. 95, 6701-4 (2004)
Thin film, near surface and multi-layer investigations by low-energy µ⁺SR
T. Prokscha, E. Morenzoni, A. Suter, R. Khasanov, H. Luetkens, D. Eshchenko, N. Garifianov, E. M. Forgan, H. Keller, J. Litterst, Ch. Niedermayer and G. Nieuwenhuys
Hyperfine Interact. 159, 227-34 (2004)
Metallic ground state and glassy transport in single crystalline URh₂Ge₂: Enhancement of disorder effects in a strongly correlated electron system
S. Süllow, I. Maksimov, A. Otop, F. J. Litterst, A. Perucchi, L. Degiorgi, and J. A. Mydosh
Phys. Rev. Lett. 93, 266602 (2004)
Die Insel des vorigen Tages (Umberto Eco) in: Weltliteratur - Eine Braunschweiger Vorlesung. Literaturwissenschaftliches Seminar der TU Braunschweig, Ringvorlesung zu Werken der Weltliteratur
Verlag für Regionalgeschichte, Bielefeld 2004, p 489-500

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