► Publikationen

Buchkapitel

12

 

O. Janka:
"Intermetallic materials" in Comprehensive Inorganic Chemistry III
Elsevier, 2022
[DOI: 10.1016/B978-0-12-823144-9.00092-3]

11

 

S. Engel, O. Janka:
"Bulk Metallic Glasses" in Applied Inorganic Chemistry
De Gruyter, 2022 Chapter 2.11
[Link to Volume 1]   [Link to Volume 2]   [Link to Volume 3]

10

 

S. Engel, O. Janka:
"Shape Memory Alloys" in Applied Inorganic Chemistry
De Gruyter, 2022 Chapter 2.10
[Link to Volume 1]   [Link to Volume 2]   [Link to Volume 3]

9

 

O. Janka, M. Bertau, R. Pöttgen:
"Slags as materials resource" in Applied Inorganic Chemistry
De Gruyter, 2022 Chapter 6.4
[Link to Volume 1]   [Link to Volume 2]   [Link to Volume 3]

8

 

M. Buchner, O. Janka:
"Be and Be alloys" in Applied Inorganic Chemistry
De Gruyter, 2022 Chapter 2.7
[Link to Volume 1]   [Link to Volume 2]   [Link to Volume 3]

7

 

O. Janka:
"Metallic light-weight alloys – Al, Ti, Mg" in Applied Inorganic Chemistry
De Gruyter, 2022 Chapter 2.3
[Link to Volume 1]   [Link to Volume 2]   [Link to Volume 3]

6

 

O. Janka, S. M. Kauzlarich:
"Zintl Compounds" in Encyclopedia of Inorganic and Bioinorganic Chemistry
Wiley, 2021.
[DOI: 10.1002/9781119951438.eibc0244.pub3]

5

 

O. Janka, R. Pöttgen:
"Intermetallic compounds" in Rare Earth Chemistry
De Gruyter, 2020 Chapter 2.4, 163-176.
[DOI: 10.1515/9783110654929]

4

 

R. Pöttgen, O. Janka:
"High-Temperature Methods" in Handbook of Solid State Chemistry
Wiley-VCH, 2017Volume 2: Synthesis, Chapter 1, 1-21.
[DOI: 10.1002/9783527691036.hsscvol2003]

3

 

O. Janka, R. Pöttgen:
"Reactive Fluxes" in Handbook of Solid State Chemistry
Wiley-VCH, 2017Volume 2: Synthesis, Chapter 10, 275-286.
[DOI: 10.1002/9783527691036.hsscvol2012]

2

 

O. Janka, S. M. Kauzlarich:
"Zintl Compounds" in Encyclopedia of Inorganic and Bioinorganic Chemistry
Wiley, 2013, 1–14.
[DOI: 10.1002/9781119951438.eibc0244.pub2]

1

 

Th. Schleid, H. Müller-Bunz, O. Janka:
"Geo-Inspired Phosphors Based on Rare- Earth Metal(III) Fluorides with Complex Oxoanions: I. Fluoride Oxocarbonates and Oxosilicates", in Minerals as Advanced Materials II
Springer, 2012, 353–366.
[DOI: 10.1007/978-3-642-20018-2_33]

Übersichtsartikel

7

S. Engel, E. C. J. Gießelmann, M. K. Reimann, R. Pöttgen, O. Janka:
On the ytterbium valence and the physical properties in selected intermetallic phases
ACS Organic & Inorganic Au 2024, ahead of print.
[DOI: 10.1021/acsorginorgau.3c00054]

6

E. C. J. Gießelmann, R. Pöttgen, O. Janka:
Laves phases: superstructures induced by coloring and distortions
Z. Allg. Anorg. Chem. 2023, e202300109.
[DOI: 10.1002/zaac.202300109]

5

R. Pöttgen, O. Janka:
CeCr2Al20-type intermetallics – Structure-property relationships
Rev. Inorg. Chem. 2023, 43, 357-383.
[DOI: 10.1515/revic-2023-0012]

4

S. Engel, E. Gießelmann, R. Pöttgen, O. Janka:                                                                                                                                          
Trivalent Europium – A scarce case in intermetallics
Rev. Inorg. Chem. 2023, 43, 571-582.
[DOI: 10.1515/revic-2023-0003]

3

O. Janka, R. Pöttgen:
The Role of Beryllium in Alloys, Zintl Phases and Intermetallic Compounds
Z. Naturforsch. 2020, 75b, 421-439.
[DOI: 10.1515/znb-2019-0105]

2

 

O. Janka, O. Niehaus, R. Pöttgen, B. Chevalier:
Cerium Intermetallics with TiNiSi-Type Structure
Z. Naturforsch. 2016, 71b, 737-764.
[DOI: 10.1515/znb-2016-0101]

1

 

R. Pöttgen, O. Janka, B. Chevalier:
Cerium Intermetallics CeTX - Review III
Z. Naturforsch. 2016, 71b, 165-191.
[DOI: 10.1515/znb-2016-0013]

Artikel

2024

151

J.-F. Kannengießer, B. Morgenstern, O. Janka, G. Kickelbick:
Oligo-Condensation Reactions of Silanediols with Conservation of Solid-State-Structural Features
Chem. Eur. J. 2024, ahead of print.
[DOI: 10.1002/chem.202303343]

150

S. Engel, E. C. J. Gießelmann, M. K. Reimann, R. Pöttgen, O. Janka:
On the ytterbium valence and the physical properties in selected intermetallic phases
ACS Organic & Inorganic Au 2024, ahead of print.
[DOI: 10.1021/acsorginorgau.3c00054]

149

E. C. J. Gießelmann, S. Engel, J. G. Volpini, H. Huppertz, G. Kickelbick, O. Janka:
Mechanistic Studies on the Formation of Ternary Oxides by Thermal Oxidation of the Cubic Laves Phase CaAl2
Inorg. Chem. Front.  2024, 11, 286-297.
[DOI: 10.1039/d3qi01604h]

148

S. Engel, L. Schumacher, O. Janka:
Modifying the valence phase transition in Eu2Al15Pt6 via the solid solutions Eu2Al15(Pt1–xTx)6 (T = Pd, Ir, Au; x = 1)
Z. Naturforsch. B 2024, 79b, 21-27.
[DOI: 10.1515/znb-2023-0072]

2023

147

F. Hartmann, M. Bitsch, B.-J. Niebuur, M. Koch, T. Kraus, C. Dietz, R. W. Stark, C. R. Everett, P. Müller-Buschbaum, O. Janka, M. Gallei:
Self-Assembly of Polymer-Modified FePt Magnetic Nanoparticles and Block Copolymers
materials 2023, 16, 5503.
[DOI: 10.3390/ma16165503]

146

M. A. Mohamed, S. Arnold, O. Janka, A. Quade, J. Schmauch, V. Presser, G. Kickelbick:
Continuous wet chemical synthesis of Mo(C,N,O)x as anode materials for Li-ion batteries
J. Mater. Chem. A 2023, 11, 19936-19954.
[DOI: 10.1039/d3ta03340f]

145

T. Büttner, O. Janka, V. Huch, D. Dhara, A. Jana, D. Scheschkewitz:
Single-Source Precursors for the Chemical Vapor Deposition of Iron Germanides
Eur. J. Inorg. Chem. 2023, 26, e202300433.
[DOI: 10.1002/ejic.202300433]

144

A. Feuerstein, B. Boßmann, T. Rittner, R. Leiner, O. Janka, M. Gallei, A. Schäfer:
Polycobaltoceniumylmethylene – A Water-Soluble Polyelectrolyte Prepared by Ring-Opening Transmetalation Polymerization
ACS Macro Lett. 2023, 12, 1019-1024.
[DOI: 10.1021/acsmacrolett.3c00336]

143

E. C. J. Gießelmann, R. Pöttgen, O. Janka:
Laves phases: superstructures induced by coloring and distortions
Z. Allg. Anorg. Chem. 2023, e202300109.
[DOI: 10.1002/zaac.202300109]

142

E. C. J. Gießelmann, S. Engel, Israa El Saudi, L. Schumacher, M. Radzieowski, J. M. Gerdes, O. Janka:
On the RE2TiAl3 (RE = Y, Gd–Tm, Lu) series – the first aluminum representatives of the rhombohedral Mg2Ni3Si type structure
Solids 2023, 4, 166-180.
[DOI: 10.3390/solids4030011]

141

R. Pöttgen, O. Janka:
CeCr2Al20-type intermetallics – Structure-property relationships
Rev. Inorg. Chem. 2023, 43, 357-383.
[DOI: 10.1515/revic-2023-0012]

140

E. C. J. Gießelmann, M. Radzieowski, S. F. Matar, O. Janka:
Formation of the Sub-Oxide Sc4Au2O1–x and Drastically Negative 27Al NMR Shift in Sc2Al
Inorg. Chem. 2023, 62, 9602-9617.
[DOI: 10.1021/acs.inorgchem.3c01097]

139

J. Wiethölter , A. Koldemir , M. K. Reimann , T. Block , J. Kösters , O. Janka, R. Pöttgen:
Mössbauer-spectroscopic characterization of the stannides Sr2Pd2Sn and Eu2Pd2Sn
Z. Naturforsch. B 2023, 78b, 301-306.
[DOI: 10.1515/znb-2023-0015]

138

S. Engel, E. Gießelmann, R. Pöttgen, O. Janka:                                                                                                                                          
Trivalent Europium – A scarce case in intermetallics
Rev. Inorg. Chem. 2023, 43, 571-582.
[DOI: 10.1515/revic-2023-0003]

137

E. C. J. Gießelmann, S. Engel, W. Kostusiak, Y. Zhang, P. Herbeck-Engel, G. Kickelbick, O. Janka:
Raman and NMR Spectroscopic and Theoretical Investigations of the Cubic Laves-Phases REAl2 (RE = Sc, Y, La, Yb, Lu)
Dalton Trans. 2023, 52, 3391-3402.
[DOI: 10.1039/D3DT00141E]

136

A. Michaely, O. Janka, E. C. J. Gießelmann, R. Haberkorn, H. T. A. Wiedemann, C. W. M. Kay, G. Kickelbick:
Black Titania and Niobia within Ten Minutes – Mechanochemical Reduction of Metal Oxides with Alkali Metal Hydrides
Chem. Eur. J. 2023, 29, e202300223.
[DOI: 10.1002/chem.202300223]

135

S. Engel, E. C. J. Gießelmann, L. E. Schank, G. Heymann, K. Brix, R. Kautenburger, H. P. Beck, O. Janka:
Theoretical and 27Al NMR Spectroscopic Investigations of Binary Intermetallic Alkaline-Earth Aluminides
Inorg. Chem. 2023, 62, 4260–4271.
[DOI: 10.1021/acs.inorgchem.2c04391]

134

S. Engel, N. Zaremba, R. S. Touzani, O. Janka:
Eu4Al13Pt9 – A Coloring Variant of the Ho4Ir13Ge9 Type Structure
Z. Naturforsch. 2023, 78b, 147-156.
[DOI: 10.1515/znb-2023-0300]

2022

133

M. A. Mohamed, S. Arnold, O. Janka, A. Quade, V. Presser, G. Kickelbick:
Self-activation of Inorganic-Organic Hybrids derived via Continuous Synthesis of Polyoxomolybdate and para-Phenylenediamine enables very High Lithium-Ion Storage Capacity
ChemSusChem 2022, 16, e202202213.
[DOI: 10.1002/cssc.202202213]

132

N. Zaremba, V. Pavlyuk, F. Stegemann, V. Hlukhyy, S. Engel, S. Klenner, R. Pöttgen, O. Janka:
MAl4Ir2 (M = Ca, Sr, Eu) – Superstructures of the KAu4In2 type
Monatsh. Chem. 2022, 154, 43–52.
[DOI: 10.1007/s00706-022-03005-8]

131

H. Hübner, B.-J. Niebuur, O. Janka, L. Gemmer, M. Koch, T. Kraus, G. Kickelbick, B. Stühn, M. Gallei:
Crystalline Carbosilane-Based Block Copolymers: Synthesis by Anionic Polymerization and Morphology Evaluation in the Bulk State
Macromol. Chem. Phys. 2022, 225, 2200178.
[DOI: 10.1002/macp.202200178]

130

J. Keuter, M. Dimitrova, O. Janka, A. Hepp, R. J. F. Berger, F. Lips:
An Anionic Amido-Substituted Seven-Vertex Siliconoid Cluster
Chem. Eur. J. 2022, 28, e202201473.
[DOI: 10.1002/chem.202201473]

129

S. Baur, K. Brix, A. Feuerstein, O. Janka, R. Kautenburger:
Retention of waste cocktail elements onto characterised calcium silicate hydrate (C–S–H) phases: A kinetic study under highly saline and hyperalkaline conditions
Appl. Geochem. 2022, 143, 105319.
[DOI: 10.1016/j.apgeochem.2022.105319]

128

 

J. P. Scheifers, J. Flores, O. Janka, R. Pöttgen,B. P.T. Fokwa:
Triangular Arrangement of Ferromagnetic Iron Chains in the High-TC Ferromagnet TiFe1−xOs2+xB2
Chem. Eur. J. 2022, 28, e202201058.
[DOI: 10.1002/chem.202201058]

127

 

S. Engel, J. Bönnighausen, F. Stegemann, R. S. Touzani, O. Janka:
SrAl5Pt3 and Sr2Al16Pt9 – two new strontium aluminum platinides
Z. Naturforsch B. 2022, 77b, 367-379.
[DOI: 10.1515/znb-2022-0012]

126

 

M. Hämmer, F. Pielnhofer, O. Janka, H. Takahashi, P. Gross, R. Pöttgen, H. A. Höppe:
Polymorphism and Optical, Magnetic and Thermal Properties of the either Phyllo- or Inosilicate-analogous Borosulfate Cu[B2(SO4)4]
Dalton Trans. 2022, 51, 3104-3115.
[DOI: 10.1039/D1DT04090A]

2021

125

 

A. K. Boehm, S. Husmann, M. Besch, O. Janka, V. Presser, M. Gallei:
Porous Mixed-Metal Oxide Li-Ion Battery Electrodes by Shear-Induced Co-assembly of Precursors and Tailored Polymer Particles
ACS Appl. Mater. Interfaces 2021, 13, 61166-61179.

[DOI: 10.1021/acsami.1c19027]

124

 

W. Cao, S. Yin, M. Bitsch, S. Liang, M. Plank, M. Opel, M. A. Scheel, M. Gallei, O. Janka, M. Schwartzkopf, S. V. Roth, P. Müller-Buschbaum:
In Situ Study of FePt Nanoparticles-Induced Morphology Development during Printing of Magnetic Hybrid Diblock Copolymer Films
Adv. Funct. Mater. 2021, 32, 2107667.

[DOI: 10.1002/adfm.202107667]

123

 

E. Gießelmann, Rachid S. Touzani, B. Morgenstern, O. Janka:
Synthesis, Crystal and Electronic Structure of CaNi2Al8
Z. Naturforsch. 2021, 76b, 659-668.

[DOI: 10.1515/znb-2021-0105]

122

 

F. Stegemann, T. Block, S. Klenner, Y. Zhang, B. P. T. Fokwa, C. Doerenkamp, H. Eckert, O. Janka:
Structural, Physical, Theoretical and Spectroscopic Investigations of Mixed-Valent Eu2Ni8Si3 and its Structural anti-Type Sr2Pt3Al8
Eur. J. Inorg. Chem. 2021, 3832-3845.

[DOI: 10.1002/ejic.202100564]

121

 

l. Wang, K. Frisella, P. Srimuk, O. Janka, G. Kickelbick, V. Presser:
Electrochemical lithium recovery with lithium iron phosphate: What causes performance degradation and how can we improve the stability?
Sustain. Energy Fuels 2021, 5, 3124-3133.

[DOI: 10.1039/D1SE00450F]

120

 

S. Pohl, O. Janka, E. Füglein, G. Kickelbick:
Thermoplastic Silsesquioxane Hybrid Polymers with a Local Ladder-Type Structure
Macromolecules 2021, 54, 3873–3885.

[DOI: 10.1021/acs.macromol.1c00310]

119

 

E. Selb, T. Buttlar, O. Janka, M. Tribus, S. G. Ebbinghaus, G. Heymann:
Multianvil high-pressure/high-temperature synthesis and characterization of magnetoelectric HP-Co3TeO6
J. Mater. Chem. C 2021, 9, 5486–5496.

[DOI: 10.1039/D0TC05210H]

118

 

D. D. Zimmermann, O. Janka, C. Buyer, R. Niewa, Th. Schleid:
Nd5OF5Se4 and Sm5OF5Se4: New layered oxide fluoride selenides of the lanthanoids
Solid State Sci. 2021, 116, 106601.

[DOI: 10.1016/j.solidstatesciences.2021.106601]

117

 

P. Shankhari, O. Janka, R. Pöttgen, B. P. T. Fokwa:
Rare-Earth-free Magnets: Enhancing Magnetic Anisotropy and Spin Exchange Toward High-TC Hf2MIr5B2(M = Mn, Fe)
J. Am. Chem. Soc. 2021, 143, 4205–4212.

[DOI: 10.1021/jacs.0c10778]

116

 

E. M. Heppke, S. Klenner, O. Janka, R. Pöttgen, T. Bredow, M. Lerch:
Cu2ZnSbS4 – A thioantimonate(V) with remarkably strong covalent Sb–S bonding
Inorg. Chem. 2021, 60, 2730–2739.

[DOI: 10.1021/acs.inorgchem.0c03601]

115

 

M. Radzieowski, T. Block, J. Koppe, M. R. Hansen, R. Pöttgen, O. Janka:
(Pseudo)binary Antimonides: Insights on Local Ordering and Effective Charge Configurations from 121Sb MAS NMR and Mössbauer Spectroscopies
J. Phys. Chem. C, 2021, 125, 1454–1466.

[DOI: 10.1021/acs.jpcc.0c09650]

2020

114

 

P. Pues, F. Baur, S. Schwing, D. Rytz, R. Pöttgen, C. Paulsen, O. Janka, B. Rendenbach, D. Johrendt, T. Jüstel:
Temperature and time-dependent luminescence of single crystals of KTb3F10
J. Lumin, 2020, 227, 117523.

[DOI: 10.1016/j.jlumin.2020.117523]

113

 

L. Pasqualini, O. Janka, S. Olthof, H. Huppertz, K. Liedl, R. Pöttgen, M. Podewitz, J. Bruns:
Ni[B2(SO4)4] and Co[B2(SO4)4]: Unveiling systematic trends in phyllosilicate analogue borosulfates
Chem. Eur. J., 2020, 26, 17405-17415.

[DOI: 10.1002/chem.202002221]

112

 

C. Funk, O. Reckeweg, F. J. DiSalvo, A. Schulz, S. Klenner, R. Pöttgen, O. Janka, Th. Schleid:
A New Class of Mixed-Valent Europium Halide ortho-Oxoborates: Eu6X[BO3]4 (X = Cl, Br and I)
J. Alloys Compd., 2020, 844, 156038.

[DOI: 10.1016/j.jallcom.2020.156038]

111

 

M. Hämmer, O. Janka, J. Böddinghausen, S. Klenner, R. Pöttgen, H. A. Höppe:
On the Phosphors Na5M(WO4)4 (M = Y, La-Nd, Sm-Lu, Bi) - Crystal Structures, Thermal Decomposition, Optical and Magnetic Properties
Dalton Trans., 2020, 49, 8209-8225 .

[DOI: 10.1039/D0DT00782J]

110

 

F. Eustermann, M. Eilers-Rethwisch, M. K. Reimann, O. Janka:
Synthesis and magnetic properties of the extended RE4Pd9Al24 series (RE = Sc, Y, Ce–Nd, Sm, Gd–Lu)
Z. Naturforsch. B, 2020, 75, 633-641.

[DOI: 10.1515/znb-2020-0051]

109

 

F. Eustermann, M. Eilers-Rethwisch, M. K. Reimann, O. Janka:
Structural transition and antiferromagnetic ordering in the solid solution CePd1–xAuxAl (x = 0.1–0.9)
Z. Naturforsch. B, 2020, 75, 895-901.

[DOI: 10.1515/znb-2020-0025]

108

 

M. Radziewoski, S. Klenner, R.-D. Hoffmann, O. Janka:
Structure Solution of Incommensurately Modulated La6MnSb15
Z. Kristallogr., 2020, 235, 291-301.

[DOI: 10.1515/zkri-2020-0034]

107

 

F. Stegemann, Y. Zhang, B. P. T. Fokwa, O. Janka:
On the Formation of the Gd3Ru4Al12 versus the Y2Co3Ga9 Type Structure – M3Rh4Al12 (M = Ca, Eu) versus M2T3Al9 (M = Ca, Sr, Eu, Yb; T = Ir, Pt).
Dalton Trans., 2020, 49, 6398-6406.

[DOI: 10.1039/D0DT00521E]

106

 

M. Zoller, R. Bubnova, S. Filatov, Y. Biryukov, E. Haussühl, R. Pöttgen, O. Janka, S. Penner, C. Praty, H. Fitzek, J. Winkler, H. Huppertz:
Elucidating the physical properties of the molybdenum oxide Mo4O11 and its tantalum substituted variant Mo2Ta2O11
Z. Kristallogr., 2020, 235, 143-155.

[DOI: 10.1515/zkri-2019-0073]

105

 

M. Radzieowski, F. Stegemann, S. Klenner, O. Janka:
On the Divalent Character of the Eu Atoms in the Ternary Zintl Phases Eu5In2Pn6 and Eu3MAs3 (Pn = As-Bi; M = Al, Ga)
Mater. Chem. Front., 2020, 4, 1231-1248.
[DOI: 10.1039/C9QM00703B]

104

 

M. Radzieowski, F. Stegemann, O. Janka:
Magnetic Properties of the RE2Pt6X15 (RE = Y, La-Nd, Sm, Gd-Lu; X = Al, Ga) Series
Eur. J. Inorg. Chem., 2020, 1199-1210.
[DOI: 10.1002/ejic.201901332]

103

 

S. Engelbert, O. Janka, S. Klenner, R. Pöttgen:
Tin-rich Phases RE2Au3Sn6 with RE = La, Ce, Pr, Nd, Sm - Synthesis, Structure, Magnetic Properties, and 119Sn Mössbauer Spectra
Z. Anorg. Allg. Chem., 2020, 646, 1508-1516.
[DOI: 10.1002/zaac.201900329]

102

M. Radzieowski, F. Stegemann, J. Bönnighausen, O. Janka:
Physical and Magnetocaloric Properties of TbPdAl2 and the Ferromagnetic Solid Solution Tb1-xLuxPdAl2 (x = 0.1-0.9)
Inorg. Chem., 2020, 59, 1137-1144.
[DOI: 10.1021/acs.inorgchem.9b02753]

101

 

C. Paulsen, T. Block, C. Benndorf, O. Oeckler, J. Bönnighausen, O. Janka, R. Pöttgen:
Au4 squares and linear infinite cadmium chains as building units in the intermetallic phases REAu4Cd2 (RE = La-Nd, Sm) with YbAl4Mo2 type structure
Z. Naturforsch., 2020, 75b, 73-82.
[DOI: 10.1515/znb-2019-0153]

100

 

M. Witt, J. Bönnighausen, F. Eustermann, A. Savourat, J. Scheifers, B. P. T. Fokwa, C. Doerenkamp, H. Eckert, O. Janka:
Extending the Knowledge on the Quaternary Rare Earth Nickel Aluminum Germanides of the RENiAl4Ge2 Series (RE = Y, Sm, Gd-Tm, Lu) - Structural, Magnetic and NMR-Spectroscopic Investigations
Z. Naturforsch., 2020, 75b, 149-162.
[DOI: 10.1515/znb-2019-0176]

99

O. Janka, R. Pöttgen:
The Role of Beryllium in Alloys, Zintl Phases and Intermetallic Compounds
Z. Naturforsch., 2020, 75b, 421-439.
[DOI: 10.1515/znb-2019-0105]

2019

98

 

S. Engelbert, F. Stegemann, J. Bönnighausen, S. Klenner, O. Janka, R. Pöttgen:
Intermetallics of the types REPd3X2 and REPt3X2 (RE = La-Nd, Sm, Gd, Tb; X = In, Sn) with substructures featuring tin and In atoms in distorted square-planar coordination
Z. Naturforsch., 2019, 74b, 865-878.
[DOI: 10.1515/znb-2019-0166]

97

 

E. M. Heppke, S. Klenner, O. Janka, R. Pöttgen, M. Lerch:
Mechanochemical synthesis of Cu2MgSn3S8 and Ag2MgSn3S8
Z. Allg. Anorg. Chem., 2019, 646, 5-9.
[DOI: 10.1002/zaac.201900190]

96

 

F. Eustermann, F. Stegemann, M. Radzieowski, O. Janka:
Intermetallic RE6T5Al7 Phases (RE = Sc, Y, Ce-Nd, Sm, Gd-Lu, T = Ru, Ir) - Diversity in their Magnetic, Magnetocaloric and Critical Properties
Inorg. Chem., 2019, 58, 16211-16226.
[DOI: 10.1021/acs.inorgchem.9b02732]

95

 

F. Stegemann, J. Stahl, M. Bartsch, H. Zacharias, D. Johrendt, O. Janka:
Temperature Induced Valence Phase Transition in Intermediate-Valent YbPd2Al3
Chem. Sci., 2019, 10, 11086-11094.
[DOI: 10.1039/C9SC04437J]

94

 

F. Stegemann, R. St. Touzani, O. Janka:
Unusually Strong Heteroatomic Bonding in the Complex Polyanion of Intermetallic Ba6Pt22Al53
Dalton Trans., 2019, 48, 14103-14114.
[DOI: 10.1039/C9DT02653C]

93

 

A. Egeberg, T. Block, O. Janka, O. Wenzel, D. Gerthsen, R. Pöttgen, C. Feldmann:
Lithiumpyridinyl-driven Synthesis of High-Purity Zero-valent Iron Nanoparticles and Their Use in Follow-up Reactions
Small, 2019, 15, 1902321.
[DOI: 10.1002/smll.201902321]

92

 

F. Stegemann, T. Block, S. Klenner, Y. Zhang, B. P. T. Fokwa, A. Timmer, H. Mönig, C. Doerenkamp, H. Eckert, O. Janka:
From 3D to 2D: Structural, Spectroscopical and Theoretical Investigations of the Dimensionality Reduction in the [PtAl2]δ- Polyanions of the Isotypic MPtAl2 Series (M = Ca-Ba, Eu)
Chem. Eur. J., 2019, 10735-10747.
[DOI: 10.1002/chem.201901867]

91

 

M. Radzieowski, F. Stegemann, C. Doerenkamp, S. Matar, H. Eckert, C. Dosche, G. Wittstock, O. Janka:
Correlations of Crystal and Electronic Structure via NMR and XPS Spectroscopy in the RETMAl2 (RE = Sc, Y, La-Nd, Sm, Gd-Tm, Lu; TM = Ni, Pd, Pt) Series
Inorg. Chem., 2019, 58, 7010-7025.
[DOI: 10.1021/acs.inorgchem.9b00648]

90

 

L. Funke, O. Janka, R. Pöttgen, L. Glebov, M. R. Hansen, H. Eckert:
Short and Medium Range Order in Photothermal Refractive Glass Revealed by Solid-State NMR Techniques
J. Phys. Chem. C, 2019, 123, 12411-12422.
[DOI: 10.1021/acs.jpcc.9b02143]

89

 

F. Stegemann, O. Janka:
New Members of the Tetragonal RE14T3Al3 (RE = Sc, Y, Dy-Tm, Lu; T = Cu, Rh, Pd) Series
Monatsh. Chem., 2019, 150, 1175-1185.
[DOI: 10.1007/s00706-019-02434-2]

88

 

F. Stegemann, T. Block, S. Klenner, O. Janka:
An Unusual Valence State - Trivalent Europium in Intermetallic Eu2Ir3Al9
Chem. Eur. J., 2019, 25, 3505-3509.
[DOI: 10.1002/chem.201806297]

87

F. Stegemann, O. Janka:
Crystal structure and magnetic properties of the ternary rare earth metal-rich transition metallides RE14T3Al3 (RE = Y, Gd-Tm, Lu; T = Co, Ni)
Z. Naturforsch., 2019, 74b, 125-136.
[DOI: 10.1515/znb-2018-0196]

86

 

S. D. Kloß, O. Janka, T. Block, R. Pöttgen, R. Glaum, W. Schnick:
Open-shell 3d Transition Metal Nitridophosphates MIIP8N14 (MII = Fe, Co, Ni) by High-pressure Metathesis
Angew. Chem., 2019, 131, 4733-4737.
[DOI: 10.1002/ange.201809146]

85

 

M. Radzieowski, T. Block, S. Klenner, Y. Zhang, B. P. T. Fokwa, O. Janka:
Synthesis, Crystal and Electronic Structure, Physical Properties and 121Sb and 151Eu Mössbauer Spectroscopy of the Eu14AlPn11 series (Pn = As, Sb)
Inorg. Chem. Front., 2019, 6, 137-147.
[DOI: 10.1039/C8QI01099D]

2018

84

 

J. Exner, S. Eusterwiemann, O. Janka, C. Doerenkamp, A. Massolle, O. Niehaus, C. G. Daniliuc, R. Pöttgen, J. Neugebauer, A. Studer, H. Eckert:
Antiferromagnetic Ordering Based on Intermolecular London Dispersion Interactions in Amphiphilic TEMPO Ammonium Salts
Phys. Chem. Chem. Phys., 2018, 20, 28979-28983.
[DOI: 10.1039/C8CP05837G]

83

C. Stoll, O. Janka, R. Pöttgen, M. Seibald, D. Baumann, K. Wurst, H. Huppertz:
Short-Range Antiferromagnetic Ordering of Netlike S = 1/2 Linear Trimeric Units in the Copper Germanate K2Cu3Ge4O12
Inorg. Chem., 2018, 57, 14421-14426.
[DOI: 10.1021/acs.inorgchem.8b02594]

82

F. Stegemann, O. Janka:
Two series of rare earth metal-rich ternary aluminium transition metallides - RE6Co2Al (RE = Sc, Y, Nd, Sm, Gd-Tm, Lu) and RE6Ni2.25Al0.75 (RE = Y, Gd-Tm, Lu)
Z. Naturforsch., 2018, 73b, 927-942.
[DOI: 10.1515/znb-2018-0153]

81

F. Eustermann, F. Stegemann, S. Gausebeck, O. Janka:
Structural and magnetic investigations of the pseudo-ternary RE2TAl3 series (RE = Sc, Y, La-Nd, Sm, Gd-Lu; T = Ru, Rh, Ir) - size dependent formation of two different structure types
Z. Naturforsch., 2018, 73b, 819-830.
[DOI: 10.1515/znb-2018-0124]

80

S. Eusterwiemann, C. Doerenkamp, T. Dresselhaus, O. Janka, C.G. Daniliuc, R. Pöttgen, A. Studer, H. Eckert, J. Neugebauer:
Ferro- or Antiferromagnetism? Heisenberg Chains in the Crystal Structures of Verdazyl Radicals
Phys. Chem. Chem. Phys., 2018, 20, 22902-22908.
[DOI: 10.1039/C8CP03332C]

79

M. Glätzle, O. Janka, V. Svitlyk, D. Chernyshov, M. Bartsch, H. Zacharias, R. Pöttgen, H. Huppertz:
The high-pressure oxide Tb3O5 and its non-centrosymmetric low-temperature polymorph - a comprehensive study
Chem. Eur. J., 2018, 24, 15236-15245.
[DOI: 10.1002/chem.201804006]

78

P. Sander, A. Marković, M. Schmidtmann, O. Janka, G. Wittstock, R. Beckhaus:
Synthesis, Crystal Structures, and Magnetic and Electrochemical Properties of Highly Phenyl Substituted Trinuclear 5,6,11,12,17,18-Hexaazatrinaphthylene (HATNPh6)-Bridged Titanium Complexes
Inorg. Chem., 2018, 57, 11165-11174.
[DOI: 10.1021/acs.inorgchem.8b01728]

77

M. Radzieowski, F. Stegemann, T. Block, J. Stahl, D. Johrendt, O. Janka:
Abrupt Europium Valence Change in Eu2Pt6Al15 Around 45 K
J. Am. Chem. Soc., 2018, 140, 8950-8957.
[DOI: 10.1021/jacs.8b05188]

76

Z. Dong, O. Janka, J. Kösters, M. Schmidtmann, T. Müller:
A Dimeric η1,η5-Germole Dianion - Bridged Titanium(III) Complex with a Multicenter Ti-Ge-Ge-Ti Bond
Angew. Chem., 2018, 130, 8770-8774.
[DOI: 10.1002/ange.201804447]

75

F. Eustermann, S. Gausebeck, C. Dosche, M. Haensch, G. Wittstock, O. Janka:
Crystal Structure, Spectroscopic Investigations, and Physical Properties of the Ternary Intermetallic REPt2Al3 (RE = Y, Dy-Tm) and RE2Pt3Al4 Representatives (RE = Tm, Lu)
Crystals, 2018, 8, 169.
[DOI: 10.3390/cryst8040169]

74

O. Janka, R.-D. Hoffmann, B. Heying, R. Pöttgen:
Structural Phase Transitions in YPtGe2 and GdPtGe2
Dalton Trans., 2018, 47, 6075-6088.
[DOI: 10.1039/C8DT00815A]

73

J. Bruns, M. Podewitz, K. R. Liedl, O. Janka, R. Pöttgen, H. Huppertz:
Cu[B2(SO4)4] and Cu[B(SO4)2(HSO4)] - two silicate analogue borosulfates differing in their dimensionality: a comparative study of stability and acidity
Angew. Chem., 2018, 130, 9693-9697.
[DOI: 10.1002/ange.201803395]

72

S. Engelbert, O. Janka:
RE4TAl (RE = Y, Sm, Gd-Tm, Lu; T = Pd, Pt) - Synthesis and magnetism of new aluminum representatives with the Gd4RhIn type structure
Intermetallics, 2018, 96, 84-89.
[DOI: 10.1016/j.intermet.2018.02.016]

71

G. Galleani, S. H. Santagneli, Y. Ledemi, Y. Messaddeq, O. Janka, R. Pöttgen, H. Eckert:
Ultraviolet Upconversion Luminescence in a Highly Transparent Triply-Doped Gd3+-Tm3+-Yb3+ Fluoride-Phosphate Glasses
J. Phys. Chem. C, 2018, 122, 2275-2284.
[DOI: 10.1021/acs.jpcc.7b09562]

70

P. Bielec, O. Janka, T. Block, R. Pöttgen, W. Schnick:
Fe2Si5N8 - Access to Open-Shell Transition Metal Nitridosilicates
Angew. Chem. Int. Ed., 2018, 57, 2409-2412.
[DOI: 10.1002/anie.201713006]

69

Z. Haque, G. S. Thakur, G. K. Selvan, T. Block, O. Janka, R. Pöttgen, A. G. Joshi, R. Parthasarathy, S. Arumugam, L. C. Gupta, A. K. Ganguli:
Valence State of Eu and Superconductivity in Se-Substituted EuSr2Bi2S4F4 and Eu2SrBi2S4F4
Inorg. Chem., 2018, 57, 37-44.
[DOI: 10.1021/acs.inorgchem.7b01555]

68

K. Rosenstengel, A. Schulz, O. Niehaus, O. Janka, R. Pöttgen, A. Villinger:
Binary Polyazides Of Cerium And Gadolinium
Eur. J. Inorg. Chem., 2018, 778-790.
[DOI: 10.1002/ejic.201701408]

2017

67

 

X. Tao, C. G. Daniliuc, O. Janka, R. Pöttgen, R. Knitsch, M. R. Hansen, H. Eckert, M. Lübbesmeyer, A. Studer, G. Kehr, G. Erker:
Reduction of Dioxygen by Radical/B(p-Cy6F4X)3 Pairs to Give Isolable Bis(borane)superoxide Compounds
Angew. Chem. Int. Ed., 2017, 56, 16868-16871.
[DOI: 10.1002/ange.201709309]

66

 

A. Werwein, F. Maass, L. Y. Dorsch, O. Janka, R. Pöttgen, T. C. Hansen, J. Kimpton, H. Kohlmann:
Hydrogenation Properties of Laves Phases LnMg2 (Ln = La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Ho, Er, Tm, Yb)
Inorg. Chem., 2017, 56, 15006-15014.
[DOI: 10.1021/acs.inorgchem.7b02319]

65

 

F. Eustermann, M. Eilers-Rethwisch, K. Renner, R.-D. Hoffmann, R. Pöttgen, O. Janka:
Magnetic properties of the germanides RE3Pt4Ge6 (RE = Y, Pr, Nd, Sm, Gd-Dy)
Z. Naturforsch., 2017, 72b, 855-864.
[DOI: 10.1515/znb-2017-0123]

64

 

J. Keuter, K. Schwedtmann, A. Hepp, K. Bergander, O. Janka, C. Doerenkamp, H. Eckert, C. Mück-Lichtenfeld, F. Lips:
Diradicaloid or Zwitterionic Character: The non-tetrahedral, unsaturated [Si4{N(SiMe3)Dipp}4] with butterfly-type Si4 substructure
Angew. Chem. Int. Ed., 2017, 56, 13866-13871.
[DOI: 10.1002/anie.201705787]

63

 

G. Heymann, E. Selb, M. Kogler, T. Götsch, E.-M. Köck, S. Penner, M. Tribus, O. Janka:
Li3Co1.06(1)TeO6: Synthesis, single-crystal structure and physical properties of a new tellurate compound with CoII/CoIII mixed valence and orthogonally oriented Li-ion channels
Dalton Trans., 2017, 46, 12663-12674.
[DOI: 10.1039/C7DT02663C]

62

 

J. Bruns, M. Podewitz, M. Schauperl, K. R. Liedl, O. Janka, R. Pöttgen, H. Huppertz:
Ag[B(SO4)2] - Synthesis, Crystal Structure, and Characterization of the First Precious-Metal Borosulfate
Eur. J. Inorg. Chem., 2017, 2017, 3981-3989.
[DOI: 10.1002/ejic.201700360]

61

 

M. K. Schmitt, O. Janka, R. Pöttgen, K. Wurst, H. Huppertz:
The High-Pressure Nickel Borate Hydrate Ni3B18O28(OH)4 · H2O
Eur. J. Inorg. Chem., 2017, 2017, 3508-3515.
[DOI 10.1002/ejic.201700464]

60

 

E. Selb, T. Götsch, O. Janka, S. Penner, G. Heymann:
Crystal Structures of the High-Pressure Palladium Dichalcogenides Pd0.94(1)S2 and Pd0.88(1)Se2 Comprising Exceptional PdIV Oxidation States
Z. Anorg. Allg. Chem., 2017, 643, 1415-1423.
[DOI 10.1002/zaac.201700140]

59

 

S. Tencé, B. Heying, O. Janka, R. Pöttgen, B. Chevalier:
Hydrogenation-induced cerium valence change in CeNiZn
J. Alloys Compds., 2017, 724, 515-519.
[DOI 10.1016/j.jallcom.2017.07.038]

58

 

S. Eusterwiemann, C. Doerenkamp, T. Dresselhaus, O. Janka, M. de Oliveira Jr., C. G. Daniliuc, H. Eckert, J. Neugebauer, R. Pöttgen, A. Studer:
Strong Intermolecular Antiferromagnetic Verdazyl-Verdazyl Coupling in the Solid State
Phys. Chem. Chem. Phys., 2017, 19, 15681-15685.
[DOI 10.1039/C7CP02950K]

57

 

M. K. Schmitt, O. Janka, R. Pöttgen, H. Huppertz:
Structure Elucidation and Characterization of the High-Pressure Nickel Borate Hydroxide NiB3O5(OH)
Z. Anorg. Allg. Chem., 2017, 643, 1344-1350.
[DOI 10.1002/zaac.201700130]

56

 

C. Benndorf, H. Eckert, O. Janka:
Structural Characterization of Intermetallic Compounds by 27Al Solid State NMR Spectroscopy
Acc. Chem. Res., 2017, 50, 1459-1467.
[DOI 10.1021/acs.accounts.7b00153]

55

 

F. Eustermann, F. Stegemann, K. Renner, O. Janka:
Platinum Triangles in the Pt/Al Framework of the Intermetallic REPt6Al3 (RE = Ce-Nd, Sm, Gd, Tb) Series
Z. Anorg. Allg. Chem., 2017, 643, 1836-1843.
[DOI 10.1002/zaac.201700090]

54

 

F. Stegemann, C. Benndorf, Y. Zhang, M. Bartsch, H. Zacharias, B. P. T. Fokwa, H. Eckert, O. Janka:
On Ternary Intermetallic Aurides: CaAu2Al2, SrAu2-xAl2+x and Ba3Au5+xAl6-x
Z. Anorg. Allg. Chem., 2017, 643, 1379-1390.
[DOI 10.1002/zaac.201700103]

53

 

S. Eusterwiemann, T. Dresselhaus, C. Doerenkamp, O. Janka, O. Niehaus, A. Massolle, C. G. Daniliuc, H. Eckert, R. Pöttgen, J. Neugebauer, A. Studer:
Cooperative Magnetism in Crystalline N-Aryl-substituted Verdazyl Radicals: First-Principles Predictions and Experimental Results
Chem. Eur. J., 2017, 23, 6069-6082.
[DOI 10.1002/chem.201700988]

52

 

M. K. Schmitt, O. Janka, R. Pöttgen, C. Benndorf, M. de Oliveira Jr., H. Eckert, F. Pielnhofer, A.-S. Tragl, R. Weihrich, B. Joachim, D. Johrendt, H. Huppertz:
Mo2B4O9 - Connecting borate and metal cluster chemistry
Angew. Chem., 2017, 56, 6449-6453.
[DOI 10.1002/anie.201701891]

51

 

M. K. Schmitt, O. Janka, O. Niehaus, T. Dresselhaus, J. Neugebauer, R. Pöttgen, F. Pielnhofer, R. Weihrich, M. Krzhizhanovskaya, S. Filatov, R. Bubnova, L. Bayarjargal, B. Winkler, R. Glaum and H. Huppertz:
Synthesis and Characterization of the New High Pressure Nickel Borate γ-NiB4O7
Inorg. Chem., 2017, 56, 4217-4228.
[DOI 10.1021/acs.inorgchem.7b00243]

50

 

M. Radzieowski, F. Stegemann, R.-D. Hoffmann, O. Janka:
The Monoclinic Superstructure of the M2Pt6Al15 Series (M = Ca, Sc, Y, La, Lu)
Z. Kristallogr., 2017, 232, 675-687.
[DOI 10.1515/zkri-2017-2050]

49

 

M. Radzieowski, T. Block, T. Fickenscher, Y. Zhang, B. P. T. Fokwa, O. Janka:
Synthesis, Crystal and Electronic Structures, Physical Properties and 121Sb and 151Eu Mössbauer Spectroscopy of the Alumo-Antimonide Zintl-Phase Eu5Al2Sb6
Mater. Chem. Front., 2017, 1, 1563-1572.
[DOI 10.1039/C7QM00057J]

48

 

C. Backes, A. Isaeva, O. Janka:
Trendberichte: Festkörperchemie 2016
Nachrichten aus der Chemie, 2017, 65, 255-265.
Zugang über die GDCh
[DOI 10.1002/nadc.20174059830]

47

 

B. Anke, S. Hund, C. Lorent, O. Janka, T. Block, R. Pöttgen, M. Lerch:
Synthesis, Crystal Structure, and Magnetic Properties of Pyrochlore-Type Eu2Ta2(O,N)7+δ
Z. Anorg. Allg. Chem., 2017, 643, 1824-1830.
[DOI 10.1002/zaac.201700024]

46

 

C. Benndorf, F. Stegemann, S. Seidel, L. Schubert, M. Bartsch, H. Zacharias, B. Mausolf, F. Haarmann, H. Eckert, R. Pöttgen, O. Janka:
Equiatomic AEAuX (AE = Ca-Ba, X = Al-In) Intermetallics - A Systematic Study of the Electronic Structure and Spectroscopic Properties
Chem. Eur. J., 2017, 23, 4187-4196.
[DOI 10.1002/chem.201605838]

45

 

S. Seidel, O. Janka, C. Benndorf, B. Mausolf, F. Haarmann, H. Eckert, L. Heletta, R. Pöttgen:
Ternary rhombohedral Laves phases RE2Rh3Ga (RE = Y, La-Nd, Sm, Gd-Er)
Z. Naturforsch. B, 2017, 72, 289-303.
[DOI 10.1515/znb-2016-0265]

44

 

T. Lüdtke, D. Wiedemann, I. Efthimiopoulos, N. Becker, S. Seidel, O. Janka, R. Pöttgen, R. Dronskowski, M. Koch-Müller, M. Lerch:
HP-MoO2 - A High-Pressure Polymorph of Molybdenum Dioxide
Inorg. Chem., 2017, 56, 2321-2327.
[DOI 10.1021/acs.inorgchem.6b03067]

43

 

S. Peschke, V. Weippert, A. Senyshyn, M. Mühlbauer, O. Janka, R. Pöttgen, S. Holenstein, H. Luetkens, D. Johrendt:
Flux synthesis, crystal structures, and magnetic ordering of the rare-earth chromium(II) oxyselenides RE2CrSe2O2 (RE = La-Nd)
Inorg. Chem., 2017, 56, 2241-2247.
[DOI 10.1021/acs.inorgchem.6b02895]

42

 

S. Seidel, U. Ch. Rodewald, O. Janka, R. Pöttgen:
Ternary gallides RE4Rh9Ga5, RE5Rh12Ga7 and RE7Rh18Ga11 (RE = Y, La-Nd, Sm, Gd, Tb) - Intergrowth structures with MgCu2 and CaCu5 related slabs
Z. Kristallogr., 2017, 232, 365-374.
[DOI 10.1515/zkri-2016-2017]

41

 

F. Eustermann, R.-D. Hoffmann, O. Janka:
Superstructure Formation in PrNi2Al3 and ErPd2Al3
Z. Kristallogr., 2017, 232, 573-581.
[DOI 10.1515/zkri-2016-2023]

40

 

F. Stegemann, C. Benndorf, Y. Zhang, M. Bartsch, H. Zacharias, B. P. T. Fokwa, H. Eckert, O. Janka:
Network Formation by Condensed Tetrahedral [Au3Al] Units in Na2Au3Al: Crystal and Electronic Structure, Spectroscopic Investigations and Physical Properties of an Ordered Ternary Auride
Inorg. Chem., 2017, 56, 1919-1931.
[DOI 10.1021/acs.inorgchem.6b02480]

39

 

T. M. Atkins, J. H. Walton, M. P. Singh, S. Ganguly, O. Janka, A. Y. Louie, S. M. Kauzlarich:
EPR and Structural Characterization of Water Soluble Mn2+ Doped Si Nanoparticles
J. Phys. Chem. C, 2017, 121, 1948-1956.
[DOI 10.1021/acs.jpcc.6b11000]

38

 

C. Benndorf, H. Eckert, O. Janka:
Ternary rare-earth aluminium intermetallics RE10TAl3 (RE = Y, Ho, Tm, Lu; T = Fe, Co, Ni, Ru, Rh, Pd, Os, Ir, Pt) with an ordered anti-Co2Al5 structure
Dalton Trans., 2017, 48, 1083-1092.
[DOI 10.1039/C6DT04314C]

37

 

G. Heymann, B. Heying, U. Ch. Rodewald, O. Janka:
The high-pressure phase of CePtAl
Z. Naturforsch., 2017, 72b, 77-82.
[DOI 10.1515/znb-2016-0215]

36

 

O. Janka, J. V. Zaikina, S. K. Bux, H. Tabatabaifara, H. Yang, N. D. Browning, S. M. Kauzlarich:
Microstructure investigations of Yb- and Bi-doped Mg2Si prepared from metal hydrides for thermoelectric applicationsJ. Solid State Chem., 2017, 245, 152-159.
[DOI 10.1016/j.jssc.2016.10.011]

2016

35

 

T. Dresselhaus, S. Eusterwiemann, D. R. Matuschek, C. G. Daniliuc, O. Janka, R. Pöttgen, A. Studer, J. Neugebauer:
Black-box determination of temperature dependent susceptibilities for crystalline organic radicals with complex magnetic topologies
Phys. Chem. Chem. Phys., 2016, 18, 28262-28273.
[DOI: 10.1039/C6CP05875B]

34

 

O. Janka, R.-D. Hoffmann, M. Eilers-Rethwisch, U. Ch. Rodewald, O. Niehaus, R. Pöttgen:
Revisiting Ce3Pt4Ge6 - Crystal Structure and Physical Properties
Inorg. Chem. Front., 2016, 3, 1289-1296.
[DOI: 10.1039/C6QI00248J]

33

 

J.-P. Schmiegel, T. Block, B. Gerke, T. Fickenscher, R. St. Touzani, B. P. T. Fokwa, O. Janka:
EuAu3Al2: Crystal and Electronic Structures, Spectroscopic, Magnetic and Magnetocaloric Properties
Inorg. Chem., 2016, 55, 9057-9064.
[DOI: 10.1021/acs.inorgchem.6b01530]

32

 

F. Stegemann, O. Janka:
RE16AuxAl13-x with RE = La - Nd, Sm (x ≤ 3): Synthesis, Crystal Structure and Physical Properties of an Intermetallic Solid Solution with Barrelane Analogue Units
Dalton Trans., 2016, 45, 13863-13871.
[DOI: 10.1039/C6DT02649D]

31

 

D. Pfister, K. Schäfer, C. Ott, B. Gerke, R. Pöttgen, O. Janka, M. Baumgartner, R. Weihrich, A. Efimova, A. Hohmann, P. Schmidt, S. Venkatachalam, L. van Wüllen, U. Schürmann, L. Kienle, V. Duppel, E. Parzinger, B. Miller, J. Becker, A. Holleitner, T. Nilges:
Inorganic double helices in semiconducting SnIP
Adv. Mater., 2016, 28, 9783-9791.
[DOI: 10.1002/adma.201603135]

30

 

F. Stegemann, C. Benndorf, R. St. Touzani, B. P. T. Fokwa, O. Janka:
Experimental and Theoretical Investigations of the Polar Intermetallics SrPt3Al2 and Sr2Pd2Al
J. Solid State Chem., 2016, 242, 143-150.
[DOI: 10.1016/j.jssc.2016.07.019]

29

 

O. Janka, O. Niehaus, R. Pöttgen, B. Chevalier:
Cerium Intermetallics with TiNiSi-Type Structure
Z. Naturforsch., 2016, 71b, 737-764.
[DOI: 10.1515/znb-2016-0101]

28

 

M. Radzieowski, C. Benndorf. S. Haverkamp, H. Eckert, O. Janka:
On New Ternary Equiatomic Scandium Transition Metal Aluminum Compounds ScTAl with T = Cr, Ru, Ag, Re, Pt, and Au
Z. Naturforsch., 2016, 71b, 553-566.
[DOI: 10.1515/znb-2016-0044]

27

 

R. Pöttgen, O. Janka, B. Chevalier:
Cerium Intermetallics CeTX - Review III
Z. Naturforsch., 2016, 71b, 165-191.
[DOI: 10.1515/znb-2016-0013]

26

 

F. Stegemann, C. Benndorf, R. St. Touzani, B. P. T. Fokwa, O. Janka:
Sr2Pd4Al5: Synthesis, Crystal and Electronic Structures, and Chemical Bonding of a New Polar Intermetallic Compound
Eur. J. Inorg. Chem., 2016, 2016, 1108-1114.
[DOI: 10.1002/ejic.201501455]

25

 

G. Heymann, B. Heying, U. Ch. Rodewald, O. Janka, H. Huppertz, R. Pöttgen:
High-pressure high-temperature crystal growth of equiatomic rare earth stannides RENiSn and REPdSn
J. Solid State Chem., 2016, 236, 138-146.
[DOI: 10.1016/j.jssc.2015.06.044]

24

 

R.-D. Hoffmann, F. Stegemann, O. Janka:
SrPt2Al2 - A (3+2)D-incommensurately modulated variant of the CaBe2Ge2 type structure
Z. Kristallogr., 2016, 231, 127-142.
[DOI: 10.1515/zkri-2015-1891]

2015

23

F. Stegemann, C. Benndorf, T. Bartsch, R. St. Touzani, M. Bartsch, H. Zacharias, B. P. T. Fokwa, H. Eckert, O. Janka:
Ba3Pt4Al4 - Structure, Properties, Theoretical and NMR Spectroscopic Investigations of a Complex Platinide Featuring Heterocubane [Pt4Al4] Units
Inorg. Chem., 2015, 54, 10785-10793.
[DOI: 10.1021/acs.inorgchem.5b01842]

22

D. D. Zimmermann, H. Grossholz, S. Wolf, O. Janka, A. C. Müller, T. Schleid:
Two Hexagonal Series of Lanthanoid(III) Oxide Fluoride Selenides: M6O2F8Se3 (M = La - Nd) and M2OF2Se (M = Nd, Sm, Gd – Ho)
Z. Anorg. Allg. Chem., 2015, 641, 1926-1933.
[DOI: 10.1002/zaac.201500253]

21

O. Niehaus, O. Janka:
Gradual Cerium Valence Change in the Solid Solution CeRu1-xPdxAl (x = 0.1-0.9)
Z. Anorg. Allg. Chem., 2015, 641, 1792-1797.
[DOI: 10.1002/ZAAC.201500139]

20

C. Benndorf, O. Niehaus, H. Eckert, O. Janka:
27Al and 45Sc NMR Spectroscopy on ScT2Al and Sc(T0.5T'0.5)2Al (T = T' = Ni, Pd, Pt, Cu, Ag, Au) Heusler Phases and Superconductivity in Sc(Pd0.5Au0.5)2Al
Z. Anorg. Allg. Chem., 2015, 641, 168-175.
[DOI: 10.1002/ZAAC.201400509]

19

O. Janka, T. Shang, R. E. Baumbach, E. D. Bauer, J. D. Thompson, S. M. Kauzlarich:
Structure and Magnetic Properties of Ce3(Ni/Al/Ga)11 — A New Phase with the La3Al11 Structure Type
Crystals, 2015, 5, 1-8.
[DOI: 10.3390/cryst5010001]

18

C. Benndorf, F. Stegemann, H. Eckert, O. Janka:
New Transition Metal-rich Rare-Earth Palladium/Platinum Aluminides with RET5Al2 Composition: Structure, Magnetism and 27Al NMR Spectroscopy
Z. Naturforsch. B, 2015, 70b, 101-110.
[DOI: 10.1515/znb-2014-0223]

2014

17

S. Seidel, O. Niehaus, S. F. Matar, O. Janka, B. Gerke, U. Ch. Rodewald, R. Pöttgen:
The Gallium Intermetallics REPdGa3 (RE = La, Ce, Pr, Nd, Sm, Eu) with SrPdGa3-type Structure
Z. Naturforsch. B, 2014, 69b, 1105-1118.
[DOI: 10.5560/ZNB.2014-4119]

16

B. Gerke, O. Janka, R. Pöttgen:
RE6Pd13Zn4 (RE = La–Nd, Sm, Gd, Tb) – New Palladium-rich Phases with Pd@RE6 Octahedra in bcc Packing
Z. Anorg. Allg. Chem., 2014, 640, 2747-2752.
[DOI: 10.1002/zaac.201400334]

15

O. Niehaus, U. Ch. Rodewald, P. M. Abdala, R. St. Touzani, B. P. T. Fokwa, O. Janka:
Synthesis and Theoretical Investigations of the Solid Solution CeRu1-xNixAl (x = 0.1 - 0.95) Showing Cerium Valence Fluctuations
Inorg. Chem., 2014, 53, 2471-2480.
[DOI: 10.1021/ic402414f]

14

M. Eilers-Rethwisch, O. Niehaus, O. Janka:
Magnetic Ordering in the Solid Solution CePt1–xPdxAl (x = 0.1–0.8)
Z. Anorg. Allg. Chem., 2014, 640, 153-158.
[DOI: 10.1002/zaac.201300485]

13

S. K. Bux, A. Zevalkink, O. Janka, D. Uhl, S. M. Kauzlarich, J. G. Snyder, J.-P. Fleurial:
Glass-like lattice thermal conductivity and high thermoelectric efficiency in Yb9Mn4.2Sb9
J. Mater. Chem. A, 2014, 2, 215-220.
[DOI: 10.1039/C3TA14021K]

2013

12

H. Grossholz, D. D. Zimmermann, O. Janka, Th. Schleid:
Oxidfluoridsulfide der Lanthanoide vom Formeltyp M6O2F8S3 (M = La – Nd, Sm, Gd)
Z. Naturforsch., 2013, 68b, 751-760.
[DOI: 10.5560/ZNB.2013-3110]

11

O. Janka, R. E. Baumbach, J. D. Thompson, E. D. Bauer, S. M. Kauzlarich:
Crystal Structure, Magnetism and Transport Properties of Ce3Ni25.75Ru3.16Al4.1B10
J. Solid State Chem., 2013, 205, 154-159.
[DOI: 10.1016/j.jssc.2013.05.041]

2012

10

O. Janka, R. E. Baumbach, F. Ronning, J. D. Thompson, E. D. Bauer, S. M. Kauzlarich:
Crystal structure, magnetic and transport properties of CeRu1-xNixAl (x = 0.5)
Z. Anorg. Allg. Chem., 2012, 638, 1996-2000.
[DOI: 10.1002/zaac.201200173]

9

E. D. Bauer, M. M. Altarawneh, P. H. Tobash, K. Gofryk, O. E. Ayala-Valenzuela, J. N. Mitchell, R. D. McDonald, C. H. Mielke, F. Ronning, J.-C. Griveau, E. Colineau, R. Eloirdi, R. Caciuffo, B. L. Scott, O. Janka, S. M. Kauzlarich, J. D. Thompson:
Localized 5f electrons in superconducting PuCoIn5: consequences for superconductivity in PuCoGa5
J. Phys.: Condens. Matter, 2011, 24, 052206.
[DOI: 10.1088/0953-8984/24/5/052206]

2011

8

C. M. Schurz, F. Lissner, O. Janka, Th. Schleid:
Synthesis and Crystal Structure of the N3--Poor Nitride Selenides with the Formula Type M5NSe6 (M = La – Pr) Containing Isolated Bitetrahedra N2M612+
Z. Anorg. Allg. Chem., 2011, 637, 1045–1051.
[DOI: 10.1002/zaac.201100033]

7

H. Grossholz, O. Janka, Th. Schleid:
Oxidfluoridsulfide der Lanthanide vom Formeltyp M3OF5S (M = Nd, Sm, Gd – Ho)
Z. Naturforsch., 2011, 66b, 213–220.
[DOI: 10.1515/znb-2011-0301]

2010

6

O. Janka, H. Müller-Bunz, Th. Schleid:
Two Ta2O5-Rich Alkali-Metal Lanthanide(III) Oxotantalates(V): K2LaTa5O15 and NaTm2Ta15O41
Z. Anorg. Allg. Chem., 2010, 636. 1865–1869.
[DOI: 10.1002/zaac.201000211]

2009

5

O. Janka, Th. Schleid:
Two Fluoride-Containing Oxotantalates(V) of the Light Lanthanides: NdFTa2O6 and La3Cl3TaO5F
Solid State Sci., 2009, 11, 1992–1997.
[DOI: 10.1016/j.solidstatesciences.2009.07.0020]

4

O. Janka, Th. Schleid:
Facile Synthesis of Bastnaesite-Type LaF[CO3] and its Thermal Decomposition to LaOF for Bulk and Eu3+-Doped Samples
Eur. J. Inorg. Chem., 2009, 357–362.
[DOI: 10.1002/ejic.200800931]

2008

3

O. Janka, Th. Schleid:
CuEuFTe und AgBaFTe: Zwei unterschiedliche Münzmetall(I)-Fluorid-Telluride mit unterschiedlichen M2+-Kationen
Z. Anorg. Allg. Chem., 2008, 634, 2048.
[DOI: 10.1002/zaac.200870080]

2

O. Janka, Th. Schleid:
TbFCl2: Das erste Fluoridchlorid der dreiwertigen Lanthanoide
Z. Anorg. Allg. Chem., 2008, 634, 31–33.
[DOI: 10.1002/zaac.200700360]

2007

1

 

H. Müller-Bunz, O. Janka, Th. Schleid:
Er3O2F5: Ein Erbiumoxidfluorid mit Vernier-Struktur
Z. Anorg. Allg. Chem., 2007, 633, 37–39.
[DOI: 10.1002/zaac.200600274]