Roberto Chang

Direct‐Current Conductivity and Iron Tracer Diffusion in Hematite at High Temperatures

Roberto Chang, Jeff Wagner · Journal of the American Ceramic Society · 1972 · 70 citations

O Partial Pressure, Magnetic Properties, Engineering +16

Chemical composition, cytotoxic, and antibacterial activity of the essential oil from Eugenia calycina Cambess. leaves against oral bacteria

Raquel Sousa, Sérgio A.L. Morais, Raíssa Brauner Kamla Vieira et al. · Industrial Crops and Products · 2014 · 65 citations

Bioassay-guided Isolation, Medicine, Chemical Composition +9

Chemical Constituents and Evaluation of Antimicrobial and Cytotoxic Activities of<i>Kielmeyera coriacea</i>Mart. &amp; Zucc. Essential Oils

Carla de Moura Martins, Evandro A. Nascimento, Sérgio A.L. Morais et al. · Evidence-based Complementary and Alternative Medicine · 2015 · 59 citations · Full text

Analysis of a Brazilian green propolis from Baccharis dracunculifolia by HPLC-APCI-MS and GC-MS

Roberto Chang, Dorila Piló‐Veloso, Sérgio A.L. Morais et al. · Revista Brasileira de Farmacognosia · 2008 · 56 citations · Full text

Food Chemistry, Botany, Medicine +12

Chemical Analysis and Study of Phenolics, Antioxidant Activity, and Antibacterial Effect of the Wood and Bark of<i>Maclura tinctoria</i>(L.) D. Don ex Steud.

K. C. Lamounier, Luís Carlos Scalon Cunha, Sérgio A.L. Morais et al. · Evidence-based Complementary and Alternative Medicine · 2012 · 51 citations · Full text

Polyphenolics, Food Preservatives, Health Sciences +15