Robin Lefèvre

activity

20212023

most citedSuperconductivity with High Upper Critical Field in the Cubic Centrosymmetric

η

-Carbide Nb

_{4}

_{2}

_{1 - δ}

36 citations · 81 across the 6 of their papers we have counts for

collaborators

6 papers

cond-mat.supr-con2023★ 3 cited

Structural Phase Transition and Superconductivity in 2H-BaGaGe with Buckled Honeycomb Layers

Dorota I. Walicka, Robin Lefevre, Olivier Blacque +5

We report on the structural and superconducting properties of the intermetallic compound BaGaGe. We find that this material undergoes a structural second-order phase transition fro…

cond-mat.supr-con2022★ 3 cited

Discovery of Superconductivity in Nb $_{4}$ SiSb $_{2}$ with a V $_{4}$ SiSb $_{2}$ -Type Structure and Implications of Interstitial Doping on its Physical Properties

Manuele D. Balestra, Omargeldi Atanov, Robin Lefèvre +4

We report on the discovery, structural analysis, and the physical properties of Nb $_{4}$ SiSb $_{2}$ -- a hitherto unknown compound crystallizing in the V $_{4}$ SiSb $_{2}$ -type structure with…

cond-mat.supr-con2021★ 17 cited

Group-9 Transition Metal Suboxides Adopting the Filled-Ti $_{2}$ Ni Structure: A Class of Superconductors Exhibiting Exceptionally High Upper Critical Fields

KeYuan Ma, Robin Lefèvre, Karolina Gornicka +5

The Ti $_{2}$ Ni and the related $η$ -carbide structure are known to exhibit various intriguing physical properties. The Ti $_{2}$ Ni structure with the cubic space group $F d 3 ˉ m$ is su…

cond-mat.mtrl-sci2021★ 12 cited

Synthetic control over polymorph formation in the d-band semiconductor system FeS $_{2}$

KeYuan Ma, Robin Lefèvre, Qingtian Li +4

Pyrite, also known as fool's gold is the thermodynamic stable polymorph of FeS $_{2}$ . It is widely considered as a promising d-band semiconductor for various applications due to its…

cond-mat.str-el2021★ 10 cited

A Heavy-Fermion Zn-deficient CaBe2Ge2-Type Phase with Rare Ce-based Ferromagnetism and Large Magnetoresistance

Robin Lefèvre, Fabian O von Rohr

We report on the hitherto unknown compound CeZn2-dGe2 (d approx 0.41). We find this compound to crystallize in a defect version of the well-known CaBe2Ge2 structure type. The phase…

cond-mat.supr-con2021★ 36 cited

Superconductivity with High Upper Critical Field in the Cubic Centrosymmetric $η$ -Carbide Nb $_{4}$ Rh $_{2}$ C $_{1 - δ}$

KeYuan Ma, Karolina Gornicka, Robin Lefevre +5

The upper critical field is a fundamental measure of the strength of superconductivity in a material. It is also a cornerstone for the realization of superconducting magnet applica…

Structural Phase Transition and Superconductivity in 2H-BaGaGe with Buckled Honeycomb Layers

Discovery of Superconductivity in Nb4​SiSb2​ with a V4​SiSb2​-Type Structure and Implications of Interstitial Doping on its Physical Properties

Group-9 Transition Metal Suboxides Adopting the Filled-Ti2​Ni Structure: A Class of Superconductors Exhibiting Exceptionally High Upper Critical Fields

Synthetic control over polymorph formation in the d-band semiconductor system FeS2​

A Heavy-Fermion Zn-deficient CaBe2Ge2-Type Phase with Rare Ce-based Ferromagnetism and Large Magnetoresistance

Superconductivity with High Upper Critical Field in the Cubic Centrosymmetric η-Carbide Nb4​Rh2​C1−δ​

Discovery of Superconductivity in Nb $_{4}$ SiSb $_{2}$ with a V $_{4}$ SiSb $_{2}$ -Type Structure and Implications of Interstitial Doping on its Physical Properties

Group-9 Transition Metal Suboxides Adopting the Filled-Ti $_{2}$ Ni Structure: A Class of Superconductors Exhibiting Exceptionally High Upper Critical Fields

Synthetic control over polymorph formation in the d-band semiconductor system FeS $_{2}$

Superconductivity with High Upper Critical Field in the Cubic Centrosymmetric $η$ -Carbide Nb $_{4}$ Rh $_{2}$ C $_{1 - δ}$