27 citations · 76 across the 14 of their papers we have counts for
14 papers
Intracavity THz generation using a thin lithium niobate plate in a compact Kerr-lens mode-locked Yb:CALGO bulk oscillator
Mohsen Khalili, Jokūbas Pimpė, Yicheng Wang +5
We demonstrate intracavity terahertz (THz) generation via optical rectification in a 50-m-thick lithium niobate crystal placed inside a compact diode-pumped Kerr-lens mode-locked (…
Scaling of broadband Ho:CALGO regenerative amplifier to multi-mJ pulse energy
Anna Suzuki, Michael Müller, Sergei Tomilov +1
We report on energy scaling of a 2.08-μm wavelength regenerative amplifier (RA) system based on the broadband gain material Ho:CaAlGdO4 (CALGO) to multi-mJ pulse energy at kHz repe…
Ho3+-doped CALGO crystals for high-power ultrafast 2.1-μm lasers
Anna Suzuki, Pavel Loiko, Weichao Yao +8
Ho3+-doped disordered CaAlGdO4 (CALGO) crystals have recently emerged as a promising gain material platform for next-generation high-power ultrafast 2.1-μm laser systems. This lase…
Energy scaling of Kerr-lens modelocked Ho:YAG thin-disk oscillators to the microjoule level
Sergei Tomilov, Mykyta Redkin, Yicheng Wang +3
We demonstrate peak power and pulse energy scaling of Kerr-lens modelocking (KLM) Ho:YAG thin-disk lasers (TDLs) emitting at 2.1-μm wavelength. We compare different laser configura…
Ytterbium-laser-driven THz generation in thin lithium niobate at 1.9 kW average power in a passive enhancement cavity
Edoardo Suerra, Francesco Canella, Dario Giannotti +8
Single-cycle, high-power, high-repetition-rate THz pulse sources are becoming the cornerstone of several scientific and industrial applications. A promising and versatile method fo…
High-Dynamic Range Broadband Terahertz Time-Domain Spectrometer Based on Organic Crystal MNA
Samira Mansourzadeh, Tim Vogel, Alan Omar +7
We present a high power and broadband THz-TDS setup utilizing the nonlinear organic crystal MNA both as emitter and detector. The THz source is based on optical rectification of ne…
High-power single-cycle THz emission from large-area photoconductive emitters at 400 kHz
Mohsen Khalili, Yicheng Wang, Stephan Winnerl +1
We report high average power THz emission from a GaAs-based large-area photoconductive emitter, excited by a commercial Yb-laser amplifier without any compression schemes, doubled…
High peak-power 2.1-μm femtosecond Holmium amplifier at 100 kHz
Anna Suzuki, Boldizsar Kassai, Yicheng Wang +5
High-power ultrafast laser sources in the short-wave infrared region are of great interest for numerous applications, including secondary sources of radiation and processing of mat…
Advanced Data Processing of THz-Time Domain Spectroscopy Data with Sinusoidally Moving Delay Lines
Tim Vogel, Clara Jody Saraceno
We provide a comprehensive technical analysis of the data acquisition process with oscillating delay lines for Terahertz-time domain spectroscopy. The utilization of these rapid st…
Single-cycle, 643-mW average power THz source based on tilted pulse front in lithium niobate
Tim Vogel, Samira Mansourzadeh, Clara Jody Saraceno
We present, to the best of our knowledge, the highest average power from a laser-driven single-cycle THz source demonstrated so far, using optical rectification in the titled pulse…
Microstructured large-area photoconductive terahertz emitters driven at high average power
Mohsen Khalili, Tim Vogel, Yicheng Wang +4
Emitters based on photoconductive materials excited by ultrafast lasers are well established and popular devices for THz generation. However, so far, these emitters, both photocond…
Diode-pumped 88-fs SESAM mode-locked Tm,Ho:CLNGG laser at 2090 nm
A. Suzuki, Y. Wang, S. Tomilov +2
We report on a passively mode-locked Tm, Ho:CLNGG laser operating at 2090 nm, pumped by a multimode fiber-coupled 793 nm laser diode, representing the first demonstration of an aff…
High-power intracavity single-cycle THz pulse generation using thin lithium niobate
Yicheng Wang, Tim Vogel, Mohsen Khalili +5
Ultrafast laser driven, single-cycle THz pulsed sources hold immense potential for scientific and industrial applications; however, their limited average power hinders their widesp…
GHz repetition rate, sub-100-fs Ho:CALGO laser at 2.1 um with watt-level average power
Weichao Yao, Mohsen Khalili, Yicheng Wang +4
We report on a GHz fundamental repetition rate Kerr-lens mode-locked Ho:CALGO laser emitting at 2.1 um. The laser employs a ring-cavity to increase the fundamental repetition rate…