P. Klavins
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View article: Incommensurate and commensurate antiferromagnetic orders in the kagome compound <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi>UV</mml:mi><mml:mn>6</mml:mn></mml:msub><mml:msub><mml:mi>Sn</mml:mi><mml:mn>6</mml:mn></mml:msub></mml:mrow></mml:math>
Incommensurate and commensurate antiferromagnetic orders in the kagome compound Open
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View article: Anomalous temperature-dependent magnetization in the nearly collinear antiferromagnet <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi mathvariant="normal">Y</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mi>Co</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:mrow></mml:math>
Anomalous temperature-dependent magnetization in the nearly collinear antiferromagnet Open
Y$_2$Co$_3$ is a newly discovered antiferromagnetic (AFM) compound with distorted kagome layers. Previous investigations via bulk magnetization measurements suggested a complex noncollinear magnetic behavior, with magnetic moments primaril…
View article: Multiple metamagnetic transitions in helical antiferromagnet CeVGe$_3$
Multiple metamagnetic transitions in helical antiferromagnet CeVGe$_3$ Open
We report on neutron diffraction, magnetoresistance, magnetization, and magnetic torque measurements under high magnetic field in the helical antiferromagnet CeVGe$_3$. This compound exhibits Kondo lattice coherence and helical antiferroma…
View article: Easy-plane ferromagnetic ordering and crystal-field ground state in the Kondo lattice CeCuSi
Easy-plane ferromagnetic ordering and crystal-field ground state in the Kondo lattice CeCuSi Open
We report the successful growth of CeCuSi single crystals using a metallic flux method and the physical properties using structural, magnetic, electrical transport, optical, and heat capacity measurements. CeCuSi crystallizes in a hexagona…
View article: Avoided Quantum Tricritical Point and Emergence of a Canted Magnetic Phase in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi>LaCr</mml:mi></mml:mrow><mml:mrow><mml:mn>1</mml:mn><mml:mo>−</mml:mo><mml:mi>x</mml:mi></mml:mrow></mml:msub><mml:mrow><mml:msub><mml:mrow><mml:mi>Fe</mml:mi></mml:mrow><mml:mrow><mml:mi>x</mml:mi></mml:mrow></mml:msub></mml:mrow><mml:mrow><mml:msub><mml:mrow><mml:mi>Sb</mml:mi></mml:mrow><mml:mrow><mml:mn>3</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:mrow></mml:math>
Avoided Quantum Tricritical Point and Emergence of a Canted Magnetic Phase in Open
New phases or new phenomena are often observed near-zero temperature phase transitions. These new effects represent nature's way of avoiding quantum critical phase transitions. Here, we look at the quantum tricritical point (QTCP), the spe…
View article: Non-Fermi-liquid behavior consistent with a preasymptotic disorder-tuned ferromagnetic quantum critical point in the heavy fermion system <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi>CeTi</mml:mi><mml:mrow><mml:mn>1</mml:mn><mml:mo>−</mml:mo><mml:mi>x</mml:mi></mml:mrow></mml:msub><mml:msub><mml:mi mathvariant="normal">V</mml:mi><mml:mi>x</mml:mi></mml:msub><mml:msub><mml:mi>Ge</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:mrow></mml:math>
Non-Fermi-liquid behavior consistent with a preasymptotic disorder-tuned ferromagnetic quantum critical point in the heavy fermion system Open
An investigation of the thermodynamic and electrical transport properties of the isoelectronic chemical substitution series CeTi1−xVxGe3 (CTVG) single crystals is reported. As x increases, the ferromagnetic (FM) transition temperature is s…
View article: Absence of strong magnetic fluctuations or interactions in the normal state of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi>LaNiGa</mml:mi><mml:mn>2</mml:mn></mml:msub></mml:math>
Absence of strong magnetic fluctuations or interactions in the normal state of Open
Here, we present nuclear magnetic (NMR) and quadrupole (NQR) resonance and magnetization data in the normal state of the topological crystalline superconductor LaNiGa2. We find no evidence of significant magnetic fluctuations or…
View article: Superconductivity Mediated by Nematic Fluctuations in Tetragonal $\textrm{Fe}\textrm{Se}_{1-x}\textrm{S}_{x}$
Superconductivity Mediated by Nematic Fluctuations in Tetragonal $\textrm{Fe}\textrm{Se}_{1-x}\textrm{S}_{x}$ Open
Nematic phases, where electrons in a solid spontaneously break rotational symmetry while preserving the translational symmetry, exist in several families of unconventional superconductors [1, 2]. Although superconductivity mediated by nema…
View article: Non-Fermi-liquid behavior in a ferromagnetic heavy fermion system CeTi$_{1-x}$V$_{x}$Ge$_{3}$
Non-Fermi-liquid behavior in a ferromagnetic heavy fermion system CeTi$_{1-x}$V$_{x}$Ge$_{3}$ Open
An investigation of the thermodynamic and electrical transport properties of the isoelectronic chemical substitution series CeTi$_{1-x}$V$_{x}$Ge$_{3}$ (CTVG) single crystals is reported. As x increases, the ferromagnetic (FM) transition t…
View article: Absence of strong magnetic fluctuations or interactions in the normal state of LaNiGa$_2$
Absence of strong magnetic fluctuations or interactions in the normal state of LaNiGa$_2$ Open
We present nuclear magnetic (NMR) and qudrupole (NQR) resonance and magnetization data in the normal state of the topological crystalline superconductor LaNiGa$_2$. We find no evidence of magnetic fluctuations or enhanced paramagnetism. Th…
View article: Magnetic structure and Kondo lattice behavior in CeVGe$_3$: an NMR and neutron scattering study
Magnetic structure and Kondo lattice behavior in CeVGe$_3$: an NMR and neutron scattering study Open
We present nuclear magnetic resonance (NMR), neutron diffraction, magnetization, and transport measurements on a single crystal and powder of CeVGe$_3$. This material exhibits heavy fermion behavior at low temperature, accompanied by antif…
View article: Anomalous depinning of magnetic domain walls within the ferromagnetic phase of the Weyl semimetal Co<sub>3</sub>Sn<sub>2</sub>S<sub>2</sub>
Anomalous depinning of magnetic domain walls within the ferromagnetic phase of the Weyl semimetal Co<sub>3</sub>Sn<sub>2</sub>S<sub>2</sub> Open
We report bulk magnetization measurements and spatially resolved measurements of magnetic domains in single crystals. The results indicate that a previously reported magnetic anomaly around 130 K is due to an anomalous doma…
View article: Copper migration and surface oxidation of CuxBi2Se3 in ambient pressure environments
Copper migration and surface oxidation of CuxBi2Se3 in ambient pressure environments Open
Chemical modifications such as intercalation can be used to modify surface properties or to further functionalize the surface states of topological insulators (TIs). Using ambient pressure x-ray photoelectron spectroscopy, we report copper…
View article: Suppression of ferromagnetism governed by a critical lattice parameter in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi>CeTiGe</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:math> with hydrostatic pressure or V substitution
Suppression of ferromagnetism governed by a critical lattice parameter in with hydrostatic pressure or V substitution Open
We combine structural and magnetic measurements to compare the different\nmagnetic phase diagrams between the pressure and substitution studies in\nCeTiGe3. We report on the structural, magnetic, and electrical transport\nproperties of sin…
View article: Copper migration and surface oxidation of $\text{Cu}_{x}\text{Bi}_2\text{Se}_3$ in ambient pressure environments
Copper migration and surface oxidation of $\text{Cu}_{x}\text{Bi}_2\text{Se}_3$ in ambient pressure environments Open
Chemical modifications such as intercalation can be used to modify surface properties or to further functionalize the surface states of topological insulators. Using ambient pressure X-ray photoelectron spectroscopy, we report copper migra…
View article: Statistics on magnetic properties of Co compounds: A database-driven method for discovering Co-based ferromagnets
Statistics on magnetic properties of Co compounds: A database-driven method for discovering Co-based ferromagnets Open
The search for new ferromagnetic compounds is often targeted at known structure families, particularly those containing iron, cobalt, and manganese. Here, we propose a method to expand this search to lesser-known structure types, using a d…
View article: Anomalous depinning of magnetic domain walls within the ferromagnetic phase of the Weyl semimetal Co3Sn2S2
Anomalous depinning of magnetic domain walls within the ferromagnetic phase of the Weyl semimetal Co3Sn2S2 Open
We report bulk magnetization measurements and spatially resolved measurements of magnetic domains in Co3Sn2S2 single crystals. The results indicate that a previously reported magnetic anomaly around 130 K is due to an anomalous domain wall…
View article: Separation of Kondo lattice coherence from crystal electric field in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi>CeIn</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:math> with Nd substitutions
Separation of Kondo lattice coherence from crystal electric field in with Nd substitutions Open
The CemMnIn3m+2n (m=1,2;n=0,1) family has been one of the most studied families of heavy fermion compounds. This family has revealed many interesting low-temperature physics phenomena, like quantum critical…
View article: Dirac lines and loop at the Fermi level in the time-reversal symmetry breaking superconductor LaNiGa2
Dirac lines and loop at the Fermi level in the time-reversal symmetry breaking superconductor LaNiGa2 Open
View article: Robust antiferromagnetism in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi mathvariant="normal">Y</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mi mathvariant="normal">Co</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:math>
Robust antiferromagnetism in Open
We report on a solution-growth based method to synthesise single crystals of\nY$_2$Co$_3$ and on its structural and magnetic properties. We find that\nY$_2$Co$_3$ crystallizes in the La2Ni3-type orthorhombic structure with space\ngroup Cmc…
View article: Stabilization of CeGe3 with Ti and O featuring tetravalent Ce ions: (Ce0.85Ti0.15)Ge3O0.5
Stabilization of CeGe3 with Ti and O featuring tetravalent Ce ions: (Ce0.85Ti0.15)Ge3O0.5 Open
View article: Topological surface states above the Fermi level in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi>Hf</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mi>Te</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:mi mathvariant="normal">P</mml:mi></mml:mrow></mml:math>
Topological surface states above the Fermi level in Open
We report a detailed experimental study of the band structure of the recently\ndiscovered topological material $\\textrm{Hf}_{2}\\textrm{Te}_2\\textrm{P}$. Using\nthe combination of scanning tunneling spectroscopy and angle-resolved\nphoto…
View article: High-efficiency thermoelectric Ba<sub>8</sub>Cu<sub>14</sub>Ge<sub>6</sub>P<sub>26</sub>: bridging the gap between tetrel-based and tetrel-free clathrates
High-efficiency thermoelectric Ba<sub>8</sub>Cu<sub>14</sub>Ge<sub>6</sub>P<sub>26</sub>: bridging the gap between tetrel-based and tetrel-free clathrates Open
Synergy between tetrel- and pnictide-based clathrates: synthesis, crystal structure, and transport properties of a Ba8Cu14Ge6P26.
View article: CSD 1568106: Experimental Crystal Structure Determination
CSD 1568106: Experimental Crystal Structure Determination Open
An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely availabl…
View article: NMR spectroscopy of some electrolyte solutions to 1.9 GPa
NMR spectroscopy of some electrolyte solutions to 1.9 GPa Open
View article: Corrigendum: <sup>2</sup>H and <sup>139</sup>La NMR Spectroscopy in Aqueous Solutions at Geochemical Pressures
Corrigendum: <sup>2</sup>H and <sup>139</sup>La NMR Spectroscopy in Aqueous Solutions at Geochemical Pressures Open
In Figure 1 of this Communication, the units on the vertical axes were incorrectly given as milliseconds instead of seconds. The corrected Figure 1 is shown below. a) T1 values from 2H NMR spectra as a function of pressure of 4.5 m LaCl3+2…
View article: Berichtigung: <sup>2</sup>H and <sup>139</sup>La NMR Spectroscopy in Aqueous Solutions at Geochemical Pressures
Berichtigung: <sup>2</sup>H and <sup>139</sup>La NMR Spectroscopy in Aqueous Solutions at Geochemical Pressures Open
In Abbildung 1 dieser Zuschrift wurde als Einheit der vertikalen Achse fälschlicherweise Millisekunden anstelle korrekt Sekunden angegeben. Die korrigierte Abbildung 1 ist daher hier gezeigt. a) T1 values from 2H NMR spectra as a function …
View article: 29Si nuclear magnetic resonance study of URu2Si2 under pressure
29Si nuclear magnetic resonance study of URu2Si2 under pressure Open
View article: Evolution of hyperfine parameters across a quantum critical point in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi>CeRhIn</mml:mi><mml:mn>5</mml:mn></mml:msub></mml:math>
Evolution of hyperfine parameters across a quantum critical point in Open
Here, we report nuclear magnetic resonance (NMR) data for both the In(1) and In(2) sites in the heavy-fermion material CeRhIn5 under hydrostatic pressure. The Knight shift data reveal a suppression of the hyperfine coupling to t…
View article: Innenrücktitelbild: <sup>2</sup>H and <sup>139</sup>La NMR Spectroscopy in Aqueous Solutions at Geochemical Pressures (Angew. Chem. 51/2015)
Innenrücktitelbild: <sup>2</sup>H and <sup>139</sup>La NMR Spectroscopy in Aqueous Solutions at Geochemical Pressures (Angew. Chem. 51/2015) Open
Ein Hochdruck-NMR-Probenkopf, mit dem Drücke bis 2.0 GPa erreicht werden können, wurde zur Untersuchung einer wässrigen LaCl3-Lösung verwendet. In der Zuschrift auf S. 15664 ff. zeigen W. H. Casey et al., dass eine mit einem Glasfaserkabel…