The purpose of this research is to develop scientific literacy-based science text books and to
determine the characteristics, validity, readability, as well as the effectiveness of the …

Graphite were synthesized and characterized by heating process of coconut shell with
varying temperature (400, 800 and 1000° C) and holding time (3 and 5 hours). After heating …

Telah dilakukan sintesis material fotokatalis titanium dioksida (TiO 2) dengan metode
pemanasan sederhana dalam larutan polimer. Polimer yang digunakan adalah polietilen …

Titanium dioxide (TiO 2) contained in the Ilmenite Bangka mineral was synthesized by
varying the calcination temperature to obtain characteristics that can improve the …

Pengaruh temperatur terhadap diameter nanopartikel seng oksida (ZnO) yang disintesis
dengan metode hidrotermal telah diteliti. Temperatur divariasikan sebesar 70 ÂC, 80 ÂC, 90 …

Telah dilakukan penelitian tentang uji aktivitas peredaman radikal bebas nanopartikel emas
dengan berbagai konsentrasi sebagai material antiaging dalam kosmetik. Tujuan dari …

Cu2O semiconductor material has been considered as the material used to build solar cell
with low cost and easy to make using simple method such as chemical bath deposition …

Sintesis nanokristal perak telah berhasil dilakukan menggunakan ekstrak kulit buah
manggis (Garcinia mangostana L.). Proses sintesis dilakukan dengan mencampurkan …

In this paper, we report on a homemade optical spectrometer using diffraction grating and
image processing techniques. This device was designed to produce spectral images that …

Alpha-mangostin is a xanthone compound isolated from the mangosteen plant (Garcinia
mangostana L.), which has various pharmacological activities. However, in its utilization …