Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Video

Updated: May 21, 2026

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
10:17

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

Published on: July 12, 2017

Efficient high-power continuous wave Er:Lu2O3 laser at 2.85 μm.

T Li1, K Beil, C Kränkel

  • 1Institute of Laser-Physics, University of Hamburg, Luruper Chaussee 149, D-22761 Hamburg, Germany. tli@physnet.uni‐hamburg.de

Optics Letters
|June 30, 2012
PubMed
Summary

Erbium-doped lutetium sesquioxide (Er:Lu2O3) lasers demonstrate record-breaking efficiency around 3 µm. An upconversion process boosts performance, achieving the highest efficiency for Er-sesquioxide lasers in this wavelength range.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Engineering vascular potassium transport increases yield and drought resilience of cassava.

Nature plants·2025
Same author

Efficient room temperature continuous wave laser operation of Tm:YLF around 820 nm.

Optics letters·2025
Same author

Physical activity counseling during and following stem cell transplantation - patients' versus advisors' perspectives.

Journal of communication in healthcare·2023
Same author

Quantification of mechanical properties in long-term in vivo used silicone catheter lines according to DIN 10555-3.

Clinical biomechanics (Bristol, Avon)·2023
Same author

[German S1 Guideline Long-/Post-COVID].

Pneumologie (Stuttgart, Germany)·2022
Same author

Acromioclavicular joint suture button repair leads to coracoclavicular tunnel widening.

Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA·2022

Area of Science:

  • Materials Science
  • Laser Physics
  • Solid-State Physics

Background:

  • Erbium-doped sesquioxides are promising for mid-infrared lasers.
  • Understanding their optical and thermal properties is crucial for laser development.

Purpose of the Study:

  • To investigate the crystal growth, spectroscopy, thermal conductivity, and laser performance of Erbium-doped Lutetium Sesquioxide (Er:Lu2O3).
  • To achieve efficient laser operation around 3 µm using Er:Lu2O3.

Main Methods:

  • Crystal growth of Er:Lu2O3.
  • Spectroscopic characterization.
  • Thermal conductivity measurements.
  • Laser performance testing under optical and diode pumping.

Main Results:

More Related Videos

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy
08:48

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

Published on: November 22, 2019

Continuous-wave Thulium Laser for Heating Cultured Cells to Investigate Cellular Thermal Effects
09:49

Continuous-wave Thulium Laser for Heating Cultured Cells to Investigate Cellular Thermal Effects

Published on: June 30, 2017

Related Experiment Videos

Last Updated: May 21, 2026

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
10:17

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

Published on: July 12, 2017

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy
08:48

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

Published on: November 22, 2019

Continuous-wave Thulium Laser for Heating Cultured Cells to Investigate Cellular Thermal Effects
09:49

Continuous-wave Thulium Laser for Heating Cultured Cells to Investigate Cellular Thermal Effects

Published on: June 30, 2017

  • Achieved 1.4 W continuous-wave output power with ~36% slope efficiency at 2.85 µm at room temperature under optical pumping.
  • Demonstrated 5.9 W output power with 27% slope efficiency under diode pumping (M(2) of 1.2–1.4).
  • Observed an upconversion process enhancing efficiency beyond the Stokes limit.

Conclusions:

  • Er:Lu2O3 is a highly efficient material for 3 µm lasers.
  • The observed upconversion mechanism significantly boosts laser performance.
  • This work presents the highest efficiency Er-sesquioxide laser around 3 µm.