Globular cluster Gran 5 hosts two stellar populations, study finds
Using the Gemini-South telescope, astronomers have performed high-resolution near-infrared spectroscopy of stars in a Galactic globular cluster known as Gran 5. They found that this cluster harbors ...
New broadband UV frequency combs offer unprecedented spectral resolution
As a demonstration, they used the dual-comb spectroscopy system to measure the narrow reflection spectrum of a volume Bragg ...
News Medical9 天
iCE 3500 Atomic Absorption Spectrometer from Thermo Scientific
The iCE 3500 AA Spectrometer provides outstanding performance ... with dual monochromators consisting of an Echelle prism and a grating ...
来自MSN16 天
Researchers Take Broadband High-Resolution Frequency Combs Into the UV
As a demonstration, they used the dual-comb spectroscopy system to measure the narrow reflection spectrum of a volume Bragg grating mirror made by IPG/OptiGrate. The new system achieved a ...
Nature12 天
X-ray tomography articles from across Nature Portfolio
Multiscale phase-contrast CT combined with 3D visualization provides insights into the morphological mechanisms of damage, compensation and repair of blood circulation pathways within the intact ...
Phys.org25 天
Ultra-small spectrometer yields the power of a 1,000 times bigger device
The researchers demonstrated a novel, extremely high-performance spectrometer that can measure light with a 0.05 nanometers wavelength resolution. That's about 1.6 million times smaller than the ...
Nanowerk25 天
Ultra-small spectrometer yields the power of a 1,000 times bigger device
The team of researchers, led by an interdisciplinary collaboration between UC Santa Cruz Professor of Electrical and Computer Engineering Holger Schmidt and Professor of Astronomy and Astrophysics ...