Items where Author is "Mitrayana, ."

Annawati, Bergitta Dwi and Mitrayana, . (2020) Co2 Laser Power Optimization Of Photoacoustic Spectrometer And It’s Application To Detect Ammonia Gas (Nh3) Concentration On Isotonic Beverage Consumer’s Breath. Co2 Laser Power Optimization Of Photoacoustic Spectrometer And It’s Application To Detect Ammonia Gas (Nh3) Concentration On Isotonic Beverage Consumer’s Breath, - (47). pp. 13-23. ISSN ISSN: 0852-078X ISSN: 2622-7959, Jurnal Nasional Terakreditasi Peringkat 4

Annawati, Bergitta Dwi and Mitrayana, . (2019) Application Of Co2 Laser Photoacoustic Spectroscopy For Ethylene (C2 H4) Gas Detection In Soil During The Rainy Season. Application Of Co2 Laser Photoacoustic Spectroscopy For Ethylene (C2 H4) Gas Detection In Soil During The Rainy Season, - (45). pp. 23-36. ISSN ISSN: 0852-078X; ISSN: 2622-7959, Jurnal Nasional Terakreditasi Peringkat 4