Gallium lamp for solar cell testing

Tue, 02 Jun 2026 01:51:13 +0800

In busy facilities, airborne pathogens are a fact of life. Standard air purifiers usually can’t break the infection chain because their UV output isn’t tuned the right way to kill microbes. We built our UVC gallium lamps to close that gap, hitting a precise 254nm profile that shreds DNA and RNA so organisms can’t replicate or spread. What matters, technically These lamps rely on a controlled mercury vapor discharge, engineered to deliver a narrow spectral output at 254nm with high peak irradiance. That wavelength matches the absorption peak of microbial nucleic acids, so you get more lethal photons per millijoule. The lamp geometry and reflector design hold a stable photon flux across the target zone, so dosing stays repeatable. We don’t sell you on nominal wattage. Output is measured in mJ/cm² at the irradiated surface, so you can match airflow velocity to lethality. The quartz envelope is chosen for high UVC transmissivity and thermal stability, keeping output consistent over thousands of operating hours. Why this works in air systems In air purification, you have to inactivate bacteria and viruses in the airstream, not just catch them in a filter. Our UVC gallium lamps pack the required dose density into compact chambers, so you can run high air exchange rates without a big pressure drop. That translates to predictable log reduction of pathogens and fewer surface recontamination events. Because the spectrum stays concentrated at 254nm, you aren’t wasting energy on wavelengths that don’t do germicidal work, which improves electrical efficiency and lowers operating cost. The details that keep it honest These lamps need tight alignment inside the irradiation chamber, and the quartz has to stay clean. Even a thin film buildup can knock output down by 10–20%. They’re also sensitive to ambient temperature and airflow turbulence, which can shift the effective dose. So run real-time intensity monitoring, replace lamps based on measured output decay, and check reflector condition quarterly. That’s how you keep the dose profile where it was designed to be.

Cell on UV Curing Module

Gallium lamp for solar cell testing