Guoqing Chang

Summary

Affiliation: Massachusetts Institute of Technology
Country: USA

Publications

  1. ncbi Fiber-optic Cherenkov radiation in the few-cycle regime
    Guoqing Chang
    Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
    Opt Express 19:6635-47. 2011
  2. ncbi Optimization of filtering schemes for broadband astro-combs
    Guoqing Chang
    Department of Electrical Engineering and Computer Science and Research Laboratory of Electronics, Massachusetts Institute of Technology, 77 Massachusetts Ave, Cambridge Massachusetts 02139, USA
    Opt Express 20:24987-5013. 2012
  3. ncbi Highly efficient Cherenkov radiation in photonic crystal fibers for broadband visible wavelength generation
    Guoqing Chang
    Department of Electrical Engineering and Computer Science and Research Laboratory of Electronics, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, USA
    Opt Lett 35:2361-3. 2010
  4. ncbi Calibration of an astrophysical spectrograph below 1 m/s using a laser frequency comb
    David F Phillips
    Harvard Smithsonian Center for Astrophysics, 60 Garden St, Cambridge, MA 02138, USA
    Opt Express 20:13711-26. 2012
  5. ncbi Conjugate Fabry-Perot cavity pair for improved astro-comb accuracy
    Chih Hao Li
    Harvard Smithsonian Center for Astrophysics, Harvard University, Cambridge, Massachusetts 02138, USA
    Opt Lett 37:3090-2. 2012
  6. ncbi Broadband dispersion-free optical cavities based on zero group delay dispersion mirror sets
    Li Jin Chen
    Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
    Opt Express 18:23204-11. 2010
  7. ncbi Chirally-coupled-core Yb-fiber laser delivering 80-fs pulses with diffraction-limited beam quality warranted by a high-dispersion mirror based compressor
    Hung Wen Chen
    Department of Electrical Engineering and Computer Science and Research Laboratory of Electronics, Massachusetts Institute of Technology, 77 Massachusetts Ave, Cambridge, Massachusetts 02139, USA
    Opt Express 18:24699-705. 2010
  8. ncbi Visible wavelength astro-comb
    Andrew J Benedick
    Research Laboratory of Electronics, Massachusetts Institute of Technology, 77 Mass Ave, Cambridge, MA 02139, USA
    Opt Express 18:19175-84. 2010
  9. ncbi Optimization of femtosecond Yb-doped fiber amplifiers for high-quality pulse compression
    Hung Wen Chen
    Research Laboratory of Electronics, Massachusetts Institute of Technology, 77 Massachusetts Ave, Cambridge, Massachusetts 02139, USA
    Opt Express 20:28672-82. 2012
  10. ncbi 3 GHz, fundamentally mode-locked, femtosecond Yb-fiber laser
    Hung Wen Chen
    Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
    Opt Lett 37:3522-4. 2012

Collaborators

  • Chih Hao Li
  • Hung Wen Chen
  • Franz X Kärtner
  • Li Jin Chen
  • Andrew J Benedick
  • David F Phillips
  • RONALD L WALSWORTH
  • Gabor Furesz
  • Alexander G Glenday
  • Andrew Szentgyorgyi
  • Sylvain Korzennik
  • Jonathan R Birge
  • Zhongmin Yang
  • Claire Cramer
  • Jinkang Lim
  • Shu Wei Huang
  • Dimitar Sasselov
  • Damian N Schimpf
  • Shanhui Xu
  • David F Philips
  • Tom Sosnowski
  • Almantas Galvanauskas
  • Chi Hung Liu

Detail Information

Publications10

  1. ncbi Fiber-optic Cherenkov radiation in the few-cycle regime
    Guoqing Chang
    Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
    Opt Express 19:6635-47. 2011
    ..These merits allow achieving broadband visible-wavelength spectra from low-energy ultrafast sources which opens up new applications (e.g. precision calibration of astronomical spectrographs)...
  2. ncbi Optimization of filtering schemes for broadband astro-combs
    Guoqing Chang
    Department of Electrical Engineering and Computer Science and Research Laboratory of Electronics, Massachusetts Institute of Technology, 77 Massachusetts Ave, Cambridge Massachusetts 02139, USA
    Opt Express 20:24987-5013. 2012
    ..Such superior performance will facilitate the search for and characterization of Earth-like exoplanets, which requires <10 cm/s RV calibration error...
  3. ncbi Highly efficient Cherenkov radiation in photonic crystal fibers for broadband visible wavelength generation
    Guoqing Chang
    Department of Electrical Engineering and Computer Science and Research Laboratory of Electronics, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, USA
    Opt Lett 35:2361-3. 2010
    ....
  4. ncbi Calibration of an astrophysical spectrograph below 1 m/s using a laser frequency comb
    David F Phillips
    Harvard Smithsonian Center for Astrophysics, 60 Garden St, Cambridge, MA 02138, USA
    Opt Express 20:13711-26. 2012
    ..5 m telescope, and demonstrated calibration precision and stability sufficient to enable detection of changes in stellar radial velocity < 1 m/s...
  5. ncbi Conjugate Fabry-Perot cavity pair for improved astro-comb accuracy
    Chih Hao Li
    Harvard Smithsonian Center for Astrophysics, Harvard University, Cambridge, Massachusetts 02138, USA
    Opt Lett 37:3090-2. 2012
    ....
  6. ncbi Broadband dispersion-free optical cavities based on zero group delay dispersion mirror sets
    Li Jin Chen
    Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
    Opt Express 18:23204-11. 2010
    ..More specifically, in this paper, we show a realization of such a two-mirror cavity, where the mirrors show opposite GDD and simultaneously a mirror reflectivity of 99.2% over 100 nm bandwidth (480 nm - 580 nm)...
  7. ncbi Chirally-coupled-core Yb-fiber laser delivering 80-fs pulses with diffraction-limited beam quality warranted by a high-dispersion mirror based compressor
    Hung Wen Chen
    Department of Electrical Engineering and Computer Science and Research Laboratory of Electronics, Massachusetts Institute of Technology, 77 Massachusetts Ave, Cambridge, Massachusetts 02139, USA
    Opt Express 18:24699-705. 2010
    ..6 bounces from double-chirped-mirrors compress these pulses down to 80 fs, close to their transform-limited duration. The loss-free compression gives rise to a diffraction-limited optical beam (M2 = 1.05)...
  8. ncbi Visible wavelength astro-comb
    Andrew J Benedick
    Research Laboratory of Electronics, Massachusetts Institute of Technology, 77 Mass Ave, Cambridge, MA 02139, USA
    Opt Express 18:19175-84. 2010
    ..Using the TRES spectrograph at the Fred Lawrence Whipple Observatory, we characterize this system to an accuracy below 1m/s, suitable for calibrating high-resolution astrophysical spectrographs used, e.g., in exoplanet studies...
  9. ncbi Optimization of femtosecond Yb-doped fiber amplifiers for high-quality pulse compression
    Hung Wen Chen
    Research Laboratory of Electronics, Massachusetts Institute of Technology, 77 Massachusetts Ave, Cambridge, Massachusetts 02139, USA
    Opt Express 20:28672-82. 2012
    ..The modeling results confirmed by experiments show that an optimum negative pre-chirp for the input pulse exists to achieve the best compression...
  10. ncbi 3 GHz, fundamentally mode-locked, femtosecond Yb-fiber laser
    Hung Wen Chen
    Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
    Opt Lett 37:3522-4. 2012
    ..The oscillator self-starts and generates up to 53 mW average power...