A. Tsirlin

activity

20242026

collaborators

17 papers

cond-mat.str-el2026

Ultralow-Field Triplon Condensation in a Spin-Ladder Magnet

Ankit Labh, Ross H. Colman, Jakub Šebesta +12

We realise the first ultralow-field Bose-Einstein condensation of triplons in a spin-ladder magnet, uncovering a quantum critical point at only $μ_{0} H_{c 1} = 0.17$ T in Henmilite ($\…

cond-mat.str-el2026

Anisotropic magnetoelastic coupling in the honeycomb magnet Na $_{3}$ Co $_{2}$ SbO $_{6}$

Prashanta K. Mukharjee, Sebastian Erdmann, Lichen Wang +8

We present magnetization and dilatometry measurements on the honeycomb cobaltate Na $_{3}$ Co $_{2}$ SbO $_{6}$ and map out its detailed field-temperature phase diagram down to sub-Kelvin tem…

cond-mat.str-el2025

One-dimensional physics of the frustrated quantum magnet PHCC

Alexander A. Tsirlin, Oleg Janson, Ioannis Rousochatzakis

We report a comprehensive microscopic study of the frustrated quantum magnet PHCC, (C $_{4}$ H $_{12}$ N $_{2}$ )Cu $_{2}$ Cl $_{6}$ , using density-functional band-structure calculations combined w…

cond-mat.mtrl-sci2025

Inhomogeneous dynamic state in the double trillium lattice antiferromagnet KBaFe $_{2}$ (PO $_{4}$ ) $_{3}$

S. J. Sebastian, S. S. Islam, R. Kolay +11

The three-dimensional (3D) magnet KBaFe $_{2}$ (PO $_{4}$ ) $_{3}$ hosts a double-trillium lattice of Fe $^{3 +}$ (spin, $S = 5/2$ ) ions offering a prototypical platform to study the frustration…

cond-mat.str-el2025

Short-range Spin Freezing State in the Double Trillium Lattice Spin-Liquid Candidate KSrFe $_{2}$ (PO $_{4}$ ) $_{3}$ Revealed via $^{31}$ P NMR

Sebin J. Sebastian, Q. -P. Ding, A. A. Tsirlin +2

A comprehensive $^{31}$ P nuclear magnetic resonance (NMR) study, combined with thermodynamic measurements and first-principle band-structure calculations, has been conducted to exp…

cond-mat.str-el2025

Pseudo-Goldstone mode in altermagnetic $I^\pm$ -MnTe: high-field electron spin resonance studies

K. Yu. Povarov, J. Wosnitza, S. RÃ¶Ãler +3

We report multi-frequency electron spin resonance spectroscopy studies of $I^\pm$ -MnTe in magnetic fields up to $16$ T, applied along the easy anisotropy axis. At temperatures below $…

Ultralow-Field Triplon Condensation in a Spin-Ladder Magnet

Anisotropic magnetoelastic coupling in the honeycomb magnet Na3​Co2​SbO6​

One-dimensional physics of the frustrated quantum magnet PHCC

Inhomogeneous dynamic state in the double trillium lattice antiferromagnet KBaFe2​(PO4​)3​

Short-range Spin Freezing State in the Double Trillium Lattice Spin-Liquid Candidate KSrFe2​(PO4​)3​ Revealed via 31P NMR

Pseudo-Goldstone mode in altermagnetic I^±-MnTe: high-field electron spin resonance studies

Anisotropic magnetoelastic coupling in the honeycomb magnet Na $_{3}$ Co $_{2}$ SbO $_{6}$

Inhomogeneous dynamic state in the double trillium lattice antiferromagnet KBaFe $_{2}$ (PO $_{4}$ ) $_{3}$

Short-range Spin Freezing State in the Double Trillium Lattice Spin-Liquid Candidate KSrFe $_{2}$ (PO $_{4}$ ) $_{3}$ Revealed via $^{31}$ P NMR

Pseudo-Goldstone mode in altermagnetic $I^\pm$ -MnTe: high-field electron spin resonance studies