Hi-res online download not available. Delivery in 24 hours.
Title: Helium Spectra
Caption: The atomic emission spectra of Helium gas. Helium vapour emission spectroscopy. Emission spectroscopy examines the wavelengths of photons emitted by atoms or molecules during their transition from an excited state to a lower energy state.
Credit: Album / Ted Kinsman/Science Source
Image size: 5374 × 2880 px | 44.3 MB
Print size: 45.5 × 24.4 cm | 2115.7 × 1133.9 in (300 dpi)