R. Kolay

collaborators

4 papers

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

Magnon Spin Current Modulation through Site-Specific Doping in a Compensated Iron Garnet

Anna Merin Francis, P. B. S. Murthykrishnan, Ratnamay Kolay +2

We report on the impact of manganese doping at the iron sites in Gadolinium Iron Garnet (GdIG, Gd $_{3}$ Fe $_{5}$ O $_{12}$ ), employing temperature-dependent spin Seebeck effect and fe…

cond-mat.mtrl-sci2025

Spin fluctuations, absence of magnetic order, and crystal electric field studies in the Yb $^{3 +}$ -based triangular lattice antiferromagnet Rb $_{3}$ Yb(VO $_{4}$ ) $_{2}$

Sebin J. Sebastian, R. Kolay, Abhidev. B +3

We report a comprehensive experimental investigation of the structural, thermodynamic, static, and dynamic properties of a triangular lattice antiferromagnet Rb $_{3}$ Yb(VO $_{4}$ ) $_{2}$ .…

cond-mat.mtrl-sci2025

Magnetic and crystal electric field studies of two Yb $^{3 +}$ -based triangular lattice antiferromagnets

S. Guchhait, R. Kolay, A. Magar +1

We present the low-temperature magnetic properties of two Yb $^{3 +}$ -based triangular lattice compounds NaSrYb(BO $_{3}$ ) $_{2}$ and K $_{3}$ YbSi $_{2}$ O $_{7}$ via thermodynamic measurements foll…

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

Magnon Spin Current Modulation through Site-Specific Doping in a Compensated Iron Garnet

Spin fluctuations, absence of magnetic order, and crystal electric field studies in the Yb3+-based triangular lattice antiferromagnet Rb3​Yb(VO4​)2​

Magnetic and crystal electric field studies of two Yb3+-based triangular lattice antiferromagnets

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

Spin fluctuations, absence of magnetic order, and crystal electric field studies in the Yb $^{3 +}$ -based triangular lattice antiferromagnet Rb $_{3}$ Yb(VO $_{4}$ ) $_{2}$

Magnetic and crystal electric field studies of two Yb $^{3 +}$ -based triangular lattice antiferromagnets