| 摘要 |
<p>The invention relates to a device for emitting a pumped infrared radiation emitting pulses reproducible in the spectral interval of [9µm, 10µm] for use in a breath analyser including a measuring tank in which adsorption measurements are carried out, characterised in that the device comprises at least one power supply module capable of providing a pumped current reproducible at a desired pulse frequency and an emission module including a planar substrate on which is arranged a layer or a filament of a conductive material used as a heating resistor, the conductive layer or filament being coated with a thin layer of at least one semiconducting material, and the conductive layer or filament being powered by the pumped current provided by the power module.</p> |
