Up to 70 elements of the periodic table can be detected and quantified from ppb to percent levels with the Perkin Elmer Optima 3300DV. This instrument is capable of the simultaneous determination of ...

This causes line emission spectra to be produced, as shown below. This is not a continuous spectrum as only light of specific frequencies and specific colours are produced. Different types of ...

Colors of emission spectra are due to loosely-bound valence electrons being excited in a flame and dropping back down while emitting light. Warning! Once the flame has started, DO NOT add more ...

The right picture shows the visible spectrum of the sun lighting the blinds of the room. Specifics About CFL Emission Lines and Spectrometer Calibration The spectrometer must be calibrated every time ...

To increase the device lifetimes and efficiency of OLEDs, it is critical to understand the electrical charge behavior at ...

Optical Emission Spectroscopy (OES) is a technique used to determine the elemental composition of a wide range of metals. All OES analyzers contain the same main parts. An electrical source excites ...

In atomic emission spectroscopy, a sample is exposed to an electrical arc, a flame, or plasma to generate excited state atoms that are capable of emitting light. The unique emission spectrum of a ...

When a gas is very hot, it doesn’t emit all wavelengths of light. Hot gases don’t produce a continuous emission spectrum. Black hydrogen absorption lines are at the same wavelength as the ...

Amidst the growing challenges of global climate change, gaining a deeper understanding of soil carbon sequestration ...