E. Bauer
YOU?
Author Swipe
View article: Energy filtering–induced ultrahigh thermoelectric power factors in Ni <sub>3</sub> Ge
Energy filtering–induced ultrahigh thermoelectric power factors in Ni <sub>3</sub> Ge Open
Traditional thermoelectric materials rely on low thermal conductivity to enhance their efficiency but suffer from inherently limited power factors. Innovative pathways to optimize electronic transport are thus crucial. Here, we achieve ult…
View article: Mapping Delocalization of Impurity Bands across Archetypal Mott-Anderson Transition
Mapping Delocalization of Impurity Bands across Archetypal Mott-Anderson Transition Open
Tailoring charge transport in solids on demand is the overarching goal of condensed-matter research as it is crucial for electronic applications. Yet, often the proper tuning knob is missing and extrinsic factors such as impurities and dis…
View article: Recent progress in Fe- and Ru-based full-Heusler bulk thermoelectrics
Recent progress in Fe- and Ru-based full-Heusler bulk thermoelectrics Open
Full-Heusler compounds represent a rich and diverse class of functional materials, covering a large compositional phase space. Representatives with 24 valence electrons are commonly semimetals or narrow-gap semiconductors as per the Slater…
View article: SeeBand: a highly efficient, interactive tool for analyzing electronic transport data
SeeBand: a highly efficient, interactive tool for analyzing electronic transport data Open
SeeBand is an interactive tool for extracting microscopic material parameters by fitting temperature-dependent thermoelectric transport properties using Boltzmann transport theory. With real-time comparison between electronic band structur…
View article: High thermoelectric performance of p-type Fe <sub>2</sub> V <sub>0.8</sub> Mn <sub>0.2</sub> Al Heusler alloy thin films grown on insulating oxide substrates
High thermoelectric performance of p-type Fe <sub>2</sub> V <sub>0.8</sub> Mn <sub>0.2</sub> Al Heusler alloy thin films grown on insulating oxide substrates Open
High-performance thermoelectric (TE) materials near room temperature are crucial for cooling and energy harvesting applications. This study reports the outstanding thermoelectric performance of p-type Mn-doped Fe2VAl Heusler alloy thin fil…
View article: Topological Flat-Band-Driven Metallic Thermoelectricity
Topological Flat-Band-Driven Metallic Thermoelectricity Open
Materials where flattened electronic dispersions arise from destructive phase interference, rather than localized orbitals, have emerged as promising platforms for studying emergent quantum phenomena. Crucial next steps involve tuning such…
View article: Decoupled charge and heat transport in Fe2VAl composite thermoelectrics with topological-insulating grain boundary networks
Decoupled charge and heat transport in Fe2VAl composite thermoelectrics with topological-insulating grain boundary networks Open
Decoupling charge and heat transport is essential for optimizing thermoelectric materials. Strategies to inhibit lattice-driven heat transport, however, also compromise carrier mobility, limiting the performance of most thermoelectrics, in…
View article: Thermoelectric Transport in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline" overflow="scroll"><mml:msub><mml:mi>Ru</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:mrow><mml:mi>Ti</mml:mi><mml:mi>Si</mml:mi></mml:mrow></mml:math> Full-Heusler Compounds
Thermoelectric Transport in Full-Heusler Compounds Open
Heusler compounds with six valence electrons per atom have attracted interest as thermoelectric materials owing to their semimetallic and semiconducting properties. Here, we theoretically and experimentally investigate electronic transport…
View article: Fundamental principles of biology as pure natural science and their applications in physiology and pathology
Fundamental principles of biology as pure natural science and their applications in physiology and pathology Open
This is a complete English translation of the first book of Ervin Bauer (1890-1938), published in German in 1920. The book outlines the main principles of Bauer's thermodynamic concept of theoretical biology and their applications in physi…
View article: New Layered Boride NiPtB<sub>2–<i>x</i></sub> (<i>x</i> = 0.5) with a Ternary Derivative Structure of MoB
New Layered Boride NiPtB<sub>2–<i>x</i></sub> (<i>x</i> = 0.5) with a Ternary Derivative Structure of MoB Open
A novel ternary boride, NiPtB2-x (x = 0.5), was obtained by argon-arc melting of the elements followed by annealing at 750 °C. It exhibits a new structure type with the space group Imma (a = 2.9835(3) Å, b = 3.0470(3) Å, c = 15.3843(3) Å; …
View article: Energy filtering-induced ultrahigh thermoelectric power factors in Ni$_3$Ge
Energy filtering-induced ultrahigh thermoelectric power factors in Ni$_3$Ge Open
Traditional thermoelectric materials rely on low thermal conductivity to enhance their efficiency but suffer from inherently limited power factors. Novel pathways to optimize electronic transport are thus crucial. Here, we achieve ultrahig…
View article: Pivotal role of Sb vacancies in quaternary half-Heusler thermoelectrics
Pivotal role of Sb vacancies in quaternary half-Heusler thermoelectrics Open
The pivotal role of intrinsic defects in nominally stoichiometric X(Fe 0.5 Ni 0.5 )Sb quaternary half-Heuslers (X = Ti, Zr, or Hf) is revealed. The Sb vacancies naturally occur during synthesis and can alter the conduction behavior from n-…
View article: Thermoelectric transport in Ru$_2$TiSi full-Heusler compounds
Thermoelectric transport in Ru$_2$TiSi full-Heusler compounds Open
Heusler compounds with six valence electrons per atom have attracted interest as thermoelectric materials owing to their semimetallic and semiconducting properties. Here, we theoretically and experimentally investigate electronic transport…
View article: Topological-insulating grain boundary networks for high-performance Fe2VAl thermoelectrics
Topological-insulating grain boundary networks for high-performance Fe2VAl thermoelectrics Open
Decoupling charge and heat transport is essential for optimizing thermoelectric materials. Strategies to inhibit lattice-driven heat transport, however, also compromise carrier mobility, limiting the performance of most thermoelectrics, in…
View article: Cooperative Nernst effect of multilayer systems: Parallel circuit model study
Cooperative Nernst effect of multilayer systems: Parallel circuit model study Open
Transverse thermoelectric power generation has emerged as a topic of immense interest in recent years owing to the orthogonal geometry which enables better scalability and fabrication of devices. Here, we investigate the thickness dependen…
View article: Decoupled charge and heat transport for high-performance Fe$_2$VAl composite thermoelectrics
Decoupled charge and heat transport for high-performance Fe$_2$VAl composite thermoelectrics Open
Decoupling charge and heat transport is essential for optimizing thermoelectric materials. Strategies to inhibit lattice-driven heat transport, however, also compromise carrier mobility, limiting the performance of most thermoelectrics, in…
View article: Semiconducting Heusler Compounds beyond the Slater-Pauling Rule
Semiconducting Heusler Compounds beyond the Slater-Pauling Rule Open
Heusler compounds with semiconducting properties represent an important class of functional materials. Usually, research on these systems is guided by simple electron-counting rules, such as the Slater-Pauling principle. Here, we report on…
View article: SeeBand: A highly efficient, interactive tool for analyzing electronic transport data
SeeBand: A highly efficient, interactive tool for analyzing electronic transport data Open
Linking the fundamental physics of band structure and scattering theory with macroscopic features such as measurable bulk thermoelectric transport properties is indispensable to a thorough understanding of transport phenomena and ensures m…
View article: Cooperative Nernst Effect of Multilayer Systems: Parallel Circuit Model Study
Cooperative Nernst Effect of Multilayer Systems: Parallel Circuit Model Study Open
Transverse thermoelectric power generation has emerged as a topic of immense interest in recent years owing to the orthogonal geometry which enables better scalability and fabrication of devices. Here, we investigate the thickness dependen…
View article: Vacancy-induced pseudo-gap formation in antiferromagnetic Cr$_{0.86}$ZnSb
Vacancy-induced pseudo-gap formation in antiferromagnetic Cr$_{0.86}$ZnSb Open
Structural defects are important for both solid-state chemistry and physics, as they can have a significant impact on chemical stability and physical properties. Here, we identify a vacancyinduced pseudo-gap formation in antiferromagnetic …
View article: Iterative composition optimization in Fe$_2$VAl-based thin-film thermoelectrics using single-target sputtering
Iterative composition optimization in Fe$_2$VAl-based thin-film thermoelectrics using single-target sputtering Open
Magnetron sputtering inherently exhibits the advantage of dislodging particles from the target in a ratio equivalent to the target stoichiometry. Nevertheless, film compositions often deviate due to element-dependent scattering with the wo…
View article: Record‐High Thermoelectric Performance in Al‐Doped ZnO via Anderson Localization of Band Edge States
Record‐High Thermoelectric Performance in Al‐Doped ZnO via Anderson Localization of Band Edge States Open
Oxides are of interest for thermoelectrics due to their high thermal stability, chemical inertness, low cost, and eco‐friendly constituting elements. Here, adopting a unique synthesis route via chemical co‐precipitation at strongly alkalin…
View article: High thermoelectric power factor through topological flat bands
High thermoelectric power factor through topological flat bands Open
Thermoelectric (TE) materials are useful for applications such as waste heat harvesting or efficient and targeted cooling. While various strategies towards superior thermoelectrics through a reduction of the lattice thermal conductivity ha…
View article: Unexpected p-type thermoelectric transport arising from magnetic Mn substitution in Fe<sub>2</sub>V<sub>1−<i>x</i></sub>Mn<sub><i>x</i></sub>Al Heusler compounds
Unexpected p-type thermoelectric transport arising from magnetic Mn substitution in Fe<sub>2</sub>V<sub>1−<i>x</i></sub>Mn<sub><i>x</i></sub>Al Heusler compounds Open
An anomalous p-type thermopower was realised for nominally n-doped Fe 2 V 1− x Mn x Al, via localized magnetic Mn impurity states at the band edges. A relatively large power factor 2.2 mW K −2 m −1 and ZT ∼ 0.1 could be obtained for the p-…
View article: CSD 2290723: Experimental Crystal Structure Determination
CSD 2290723: 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: Electronic and Structural Properties of MPt<sub><i>x</i></sub>B<sub>6–2<i>x</i></sub> (M = Y, Yb): Structural Disorder in an Octahedral Boron Framework
Electronic and Structural Properties of MPt<sub><i>x</i></sub>B<sub>6–2<i>x</i></sub> (M = Y, Yb): Structural Disorder in an Octahedral Boron Framework Open
Two new ternary platinum borides, YPtxB6-2x and YbPtxB6-2x, were obtained by argon-arc melting of the elements followed by annealing at 780 °C (750 °C). The structures of these compounds combine the fragments of CaB6- and AuCu3-type struct…
View article: Heavy-Fermion Properties of Yb2Pd2SnH≈2
Heavy-Fermion Properties of Yb2Pd2SnH≈2 Open
A hydride of Yb2Pd2Sn could be synthesized with approximately 2 H atoms per f.u. The hydrogenation leads to a volume expansion while preserving the tetragonal symmetry (P4/mbm). The lattice reaction is strongly anisotropic, and the 5% expa…