Muslim converts 113 Dissertations, Academic 53 Electric current converters 49 Dissertations 48 Islam 33 DC-to-DC converters 25 Da'wah (Islam) 22 Electric inverters 14 Power electronics 13 Religious aspects 12 Design and construction 11 Missions 10 Pulse-duration modulation 8 Angiotensin converting enzyme 7 Conduct of life 7 Analog-to-digital converters 6 Electric power systems 6 Legal status, laws, etc 6 Voltage-frequency converters 6 Zakat 6 Chinese 5 Da`wah (Islam) 5 Photovoltaic power systems 5 Social aspects 5 Social life and customs 5 Switching power supplies 5 Customs and practices 4 Freedom of religion 4 Islamic law 4 Islamic religious education 4