Lasers

Astrella

Discover our next-gen, one-box Ti:Sapphire amplifier that combines market-leading performance with HALT/HASS-certified industrial reliability to maximize lab productivity.

Astrella delivers better data and lower overall data costs. Providing high (up to >9 mJ) pulse energy, short (<35 fs or <100 fs) pulse widths, and excellent (M²<1.25) beam quality, Astrella enables 2D spectroscopy, THz studies, fs micromachining, and more.

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Astrella – Key Parameters

Available at 1 or 5 kHz, each unit includes an integrated Vitara oscillator and Revolution Pump laser, all in a 1247 x 792 x 262 mm footprint. HASS certified before shipping.

Datasheets

Astrella

Product Specifications

Model Name	Nominal Center Wavelength (nm)*	Pulse Width (fs)	Pulse Energy at 1 kHz (mJ)	Pulse Energy at 5 kHz (mJ)
Astrella USP	795 - 805	<35	>5 or >7	>1.6
Astrella F	780 - 820	<100	>5 or >7	>1.6
Astrella HE USP	795 - 805	<35	>9	>2
Astrella HE F	780 - 820	<100	>9	>2

* Specifications apply at 800 nm. Factory set, must be specified when ordered and will be optimized prior to shipment.

Featured Research Papers

Remote isotope detection and quantification using femtosecond filament-laser ablation molecular isotopic spectrometry
JoseChirinos, AlexandrosSpiliotis, Xianglei Mao, George C.-Y. Chan, Richard E.Russo, Vassilia Zorba

Emissions in short-gated ns/ps/fs-LIBS for fuel-to-air ratio measurements in methane-air flames
Mark Gragston, Paul Hsu, Naibo Jiang, Sukesh Roy, and Zhili Zhang

Effects of femtosecond laser micromachining on the surface and substrate properties of poly-lactic acid (PLA)
Guangchao Ye, Wei Wang, Dapeng Fan, Ping He

Circular cladding waveguides in Pr:YAG fabricated by femtosecond laser inscription: Raman, luminescence properties and guiding performance
Quanxin Yang, Hongliang Liu, Shan He, Qingyu Tian, Bin Xu, Pengfei Wu

Pulse combination and compression in hollow-core fiber for few-cycle intense mid-infrared laser generation
Junyu Qian, Pengfei Wang, Yujie Peng, Yanyan Li, Beijie Shao, Hongpeng Su, Xinlin Lv, Ding Wang, Yuxin Leng, and Ruxin Li

Synthesis of Air-Stable Cu Nanoparticles Using Laser Reduction in Liquid
Ashish Nag, Laysa Mariela Frias Batista, and Katharine Moore Tibbetts

Tunable ultrasharp terahertz plasma edge in a lightly doped narrow-gap semiconductor
Xuewei Ju, Zhiqiang Hu, Feng Huang, Haibin Wu, Alexey Belyanin, Junichiro Kono, and Xiangfeng Wang

Ultrafast photoinduced electron transfer in conjugated polyelectrolyte–acceptor ion pair complexes
Pradeepkumar Jagadesan, Silvano R. Valandro, and Kirk S. Schanze

Wavelength-switchable erbium-doped fiber laser incorporating fiber Bragg grating array fabricated by infrared femtosecond laser inscription
W He, J Zhao, M Dong, F Meng, L Zhu - Optics & Laser Technology, 2020 – Elsevier

The influence of the FeCp(CO)2+ moiety on the dynamics of the metalloid [Ge9(Si(SiMe3)3)3]− cluster in thf: synthesis and characterization by time-resolved absorption spectroscopy
Nadine C. Michenfelder, Christian Gienger, Andreas Schnepf and Andreas-Neil Unterreiner

Femtosecond laser-ablation spark-induced breakdown spectroscopy and its application to the elemental analysis of aluminum alloys
Xiaoyong He, Baoqin Chen, Yuqi Chen, Runhua Li, and Fujuan Wang

Investigation of femtosecond laser induced ripple formation on copper for varying incident angle
Craig A. Zuhlke, George D. Tsibidis, Troy Anderson, Emmanuel Stratakis, George Gogos, and Dennis R. Alexander

Ultrafast formation and dynamics of interlayer exciton in a large-area CVD-grown WS2/WSe2 heterostructure
Yang Yu, Ziyu Wang, Jingle Wei, Wanying Zhao, Xian Lin, Zuanming Jin, Weimin Liu, and Guohong Ma

Resource List

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Coherent

Sequentially Timed All-optical Mapping Photography (STAMP)

Learn how the Nakagawa lab developed Sequentially Timed All-optical Mapping Photography (STAMP) using a Coherent Astrella Laser to capture ultrafast video events.

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Coherent

2D IR Spectroscopy With Astrella White Paper

Learn how an ultra-stable femtosecond amplifier enables high data output in two-dimensional infrared spectroscopic studies of biological membranes and surfactants.

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Coherent

Combustion Analysis with CARS

Find out how Dr. Alexis Bohlin used CARS imaging and spectroscopy to map thermal gradients and number densities in a variety of flames and combustion sources.

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Success Story

Surface Catalyst Structure and Dynamics Revealed by Multi-Dimensional SFG Spectroscopy

The combination of high pulse energy and long term stability from a Coherent Astrella ultrafast amplifier enables precise characterization of how molecules are bound to surfaces, with implications from green energy catalysts to electronics and biological membranes.

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Success Story

Amplifier Stability Enables in-situ Studies of Ferroelectric Film Polarization

Amplifier thermal stability is critical. Our chamber runs at up to 950 degrees C internally and heats the lab significantly during long experiments. The power, beam shape, and pointing of Astrella are all unaffected by these ambient changes.

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Success Story

Amplifier Reliability Benefits Transient Absorption Spectroscopy

Using this approach the Wang group has successfully measured the fast charge transfer between different phases.

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Success Story

Astrella Enables CARS Spectroscopy Targeting Greener Energy and Propulsion

From power generation to mobility applications, a better understanding of combustion processes can help increase efficiency and lead to reduced emissions.

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Catalog

Ultrafast Laser Systems

Ultrafast Laser Amplifiers and Oscillators

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Success Story

Simplifying Access to High Energy sub-5-fs Pulses

High pulse energy and long term stability from a one-box Coherent Astrella ultrafast amplifier, together with a novel hollow fiber compressor and a turnkey compressor/measurement d-scan system, provide a simpler route to ultrashort (sub-5-fs) pulses.

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White Paper

Femtosecond Amplifier Provides Turnkey Access to Extreme Operating Regimes

The superior beam quality and long-term stability of the Astrella regenerative amplifier makes it an ideal turnkey engine for experiments in extreme operating regimes that formerly required complex sources and considerable laser expertise.

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White Paper

Turnkey Femtosecond Amplifiers Enable Cutting-edge Applications

The superior beam quality and long-term stability of the Astrella regenerative amplifier, as well as the intrinsic flexibility of the Monaco ytterbium fiber amplifier, make them ideal turnkey engines for experiments in extreme operating regimes that formerly required complex sources and considerable laser expertise.

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White Paper

Ultrafast Coherent EUV at 25-50 nm using the KMLabs XUUS with the Coherent Astrella

The Coherent Astrella ultrafast amplifier, combined with the KMLabs XUUS high-harmonic-generation system, provides stable, high quality, coherent EUV light with photon energy in the range of 25-50 eV, at flux levels enabling a range of scientific applications.

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