Methane Detection (CH4)

Application areas of laser-based methane detectionWchip lasers for carbon dioxide detection are used for various applications including:

◆ Process Optimization: Combustion control

◆ Environment: Detection of greenhouse gases

◆ Health: Breath gas analysis

◆ Safety: Leakage control in gas pipelines

Tunable diode laser spectroscopy allows measuring CH4 with up to ppb precision in real time and in situ. Providing long-term stability and requiring little maintenance, Wchip lasers are suitable for operation in harsh environments.

Standard wavelengths for methane detection

Wchip offers various wavelengths to target the vibrational-rotational bands of methane. Literature recommends the following wavelengths for methane detection:

◆ 1654 nm

◆ 3270 nm

Select your wavelength for methane detection

Above wavelengths as well as further customized wavelengths for methane detection are available from Wchip.

When you choose your wavelength, you have to consider your product set up, environment and nature of the measurement.

These factors influence the optimum wavelength for your application. Do have a look at the Hitran Database to further evaluate your choice of wavelengths. Our application experts are equally happy to discuss with you the most suitable wavelength for your application.

Let us know the wavelength you require with an accuracy of 0.1 nm!

Figure 1: Absorption features of methane in the 0.76 μm to 6.0 μm range

Related information for laser-based methane detection

Specifications & Mountings

Applications

Papers & Links

The following tables analyse the typical specifications of the standard wavelengths for CH4 detection.

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Carbon Dioxide Detection (CO2)

Wchip lasers for carbon dioxide detection are used for various applications including:

◆ Process Optimization: Combustion control

◆ Process Optimization: Steel production

◆ Process Optimization: Waste incinerator

◆ Environment: Emission control

◆ Safety: Quality control in natural gas pipelines

◆ Health: Breath gas analysis

◆ Automotive: Emission control

◆ Space: Isotope detection by NASA Mars Rover Curiosity

◆ Research: Isotope selective detection

Tunable diode laser spectroscopy allows measuring CO2 with up to ppb precision in real time and in situ. Providing long-term stability and requiring little maintenance, Wchip lasers are suitable for operation in harsh environments.

Standard wavelengths for carbon dioxide detection

Wchip offers various wavelengths to target the vibrational-rotational bands of carbon dioxide. Literature recommends the following wavelengths for carbon dioxide detection:

◆ 1581 nm

Oxygen Detection (O2)

Application areas of laser-based oxygen detection

Wchip lasers for oxygen detection are used for various applications including:

◆ Process Optimization: Combustion control

◆ Process Optimization: Power maximization

◆ Health: Breath gas analysis

Tunable diode laser spectroscopy allows measuring O2 with up to ppb precision in real time and in situ. Providing long-term stability and requiring little maintenance, Wchip lasers are suitable for operation in harsh environments.

Standard wavelengths for oxygen detection

Wchip offers various wavelengths to target the vibrational-rotational bands of oxygen. Literature recommends the following wavelengths for oxygen detection:

◆ 760 nm

◆ 763 nm

◆ 1269 nm

Select your wavelength for oxygen detection

Above wavelengths as well as further customized wavelengths for oxygen detection are available from Wchip.