activity
20222026
most citedHigh-order nonlinear terahertz probing of the two-band superconductor MgB: Third- and fifth-order harmonic generation

22 citations · 61 across the 12 of their papers we have counts for

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7 papers · 1 filter

cond-mat.str-el2026

Nonthermal nonlinear many-body excitonic dynamics in high-purity silicon

Patrick Pilch, Siyu Duan, Yang Liu +3

We report time-resolved optical pump-terahertz third-harmonic generation spectroscopy of picosecond nonthermal many-body charge dynamics in high-purity silicon at room temperature.…

cond-mat.str-el2026

Magnetization processes and spin dynamics across field-induced phase transitions in the quasi-two-dimensional quantum magnet Cu(OH)Br

Anneke Reinold, Dirk Wulferding, Laur Peedu +13

We present magnetic-field-dependent evolution of magnetization and spin dynamics in the quasi-two-dimensional spin- magnet , consisting of alternately c…

cond-mat.str-el2025★ 3 cited

Terahertz third-harmonic generation of lightwave driven Weyl fermions far from equilibrium

Patrick Pilch, Changqing Zhu, Sergey Kovalev +4

We report on time-resolved ultrafast terahertz third-harmonic generation spectroscopy of nonequilibrium dynamics of Weyl fermions in a nanometer thin film of the Weyl semimetal TaP…

cond-mat.str-el2025★ 1 cited

Quantum spin dynamics of the honeycomb magnet KCoTeO in high magnetic fields

Patrick Pilch, Laur Peedu, Urmas Nagel +6

We present terahertz spectroscopic measurements of quantum spin dynamics in the honeycomb magnet KCoTeO as a function of temperature, polarization and in an external ma…

cond-mat.str-el2025★ 2 cited

Distinct terahertz third-harmonic generation of many-body excitonic states

Changqing Zhu, Anneke Reinold, Patrick Pilch +6

The dynamics of an electron-hole plasma governed by strong Coulomb interaction is a challenging many-body problem.We report on experimental realization of electron-hole many-body s…

cond-mat.str-el2024★ 4 cited

Low-energy spin excitations in field-induced phases of the spin-ladder antiferromagnet BiCuPO

Patrick Pilch, Kirill Amelin, Gary Schmiedinghoff +13

We report on terahertz spectroscopic measurements of quantum spin dynamics on single crystals of a spin-1/2 frustrated spin-ladder antiferromagnet BiCuPO as a function of t…

cond-mat.str-el2023★ 14 cited

Field and Polarization Dependent Quantum Spin Dynamics in Honeycomb Magnet NaCoTeO: Magnetic Excitations and Continuum

Patrick Pilch, Laur Peedu, Anup Kumar Bera +4

We report terahertz spectroscopic measurements of quantum spin dynamics in the spin-1/2 honeycomb magnet NaCoTeO as a function of applied magnetic field with different…