
Osman Zeki Üngör, born in 1880 in the Üsküdar district of Istanbul, hailed from a family deeply rooted in music. His grandfather, Santuri Hilmi Bey, was the founder of the “Fasl-ı Cedid” division of the Ottoman Imperial Orchestra, Muzıka-i Hümayun. His father, Hüseyin Bey, belonged to the notable Şekerci Hacı Bekir family. Growing up in Üsküdar, an important musical environment of the period, significantly contributed to the development of his artistic identity. Education and Early Musical Caree
ENYakup Hilmi Altuntaş

Sunscreens are topical formulations developed to protect human skin from the harmful effects of ultraviolet radiation (UVR). These products act as part of a broader photoprotection strategy, aiming to reduce risks associated with sun exposure, such as erythema, photoaging, and skin cancers. Despite their intended protective function, questions regarding sunscreen efficacy, safety, and environmental impact persist. Ultraviolet Radiation and Its Effects UVR constitutes approximately 5% of the tota
ENPelinsu Baltacı

Yalçın Tura (23 March 1934, Istanbul) is a Turkish composer, musicologist, theorist, and educator. He is regarded as one of the leading figures of 20th-century contemporary Turkish music.【1】 He is known for his compositional output including film and stage music, his research into the theory of Turkish music, and his efforts to bring Ottoman-era musical manuscripts into modern music literature. His approach, which integrates traditional Turkish music with Western musical techniques, has been a d
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Ayşe Aslıhan Yoran