Chlorophylls and carotenoids are very common pigments, which give colour to vegetables
and several fruits. Because of their colour and their physico-chemical properties, they are …

The surge of interest in bioenergy has been marked with increasing efforts in research and
development to identify new sources of biomass and to incorporate cutting-edge …

Ripening is an irreversible phenomenon involving several physiological, biochemical and
organoleptic changes that affect the nutritional value, colour, texture and taste of fruit …

Standard methods for determining quality and maturity are time-and labor-consuming and
generally measure individual criteria at a specific time, without considering relationships …

The evaluation of optical properties of biological samples is gaining increasing interests
both in scientific and commercial fields concerning agriculture and food processing. The …

The emission spectrum of ultraviolet A laser induced ultraweak delayed luminescence in cell
cultures of mammalian cells depended on the temperature during irradiation and photonic …

To improve the quality control of herbal drugs, there has been a major shift from evaluating
individual chemicals to evaluating multiple-constituent chemicals, given the multi …

The study of the photoinduced ultraweak photon emission in the optical wavelength range,
namely the Delayed Luminescence, from human cells and tissues has an increasingly …

Background To promote herbal medicine depends largely on its quality. Chromatographic
fingerprint is a frequent approach for quality assessment of herbs however with challenges …

Photobiological research in the last 30 yr has shown the existence of ultraweak photon
emission in biological tissue, which can be detected with sophisticated photomultiplier …