Browsing Cheng Ee Meng, Dr. by Title

Now showing items 17-23 of 23

    • Optical properties of ultraphosphate glasses containing mixed divalent zinc and magnesium ions 

      Khor, Shing Fhan, Dr.; Zainal Abidin, Talib, Prof. Dr.; Mohd Fareq, Abd. Malek, Dr.; Cheng, Ee Meng, Dr. (Elsevier B.V., 2013-01)
      Ternary zinc magnesium ultraphosphate glasses corresponding to (ZnO)x (MgO)30 x (P2O5)70 were prepared by melt quenching technique in the range of 5 6 x 6 20 mol%. The optical absorption spectra of the glasses were ...

    • The Optimization of the Hydroxyapatite (HA) Material Characteristics Produced from Corbiculacea (Etok) Shells 

      Mohd Riza, Roslan; Nashrul Fazli, Mohd Nasir; Mohd Farid, Abdul Khalid; Nur Farahiyah, Mohammad; Cheng Ee, Meng; Nor Nabielah Nazihah, Hashim; Beh Chong, You; Mohd Shukry, Abd. Majid; Nasrul Amri, Mohd Amin (IOP Publishing, 2019)
      Hydroxyapatite commonly used in medical field for tissue disease, bone disease, drug delivery and also for non-medical field purpose such as wastewater treatment. Due to excellent biocompatibility and bioactive properties, ...

    • Precise moisture monitoring for various soil types using handheld microwave-sensor meter 

      You, Kok Yeow; Lee, Chia Yew; Then, Yi Lung; Chong, Sheau Huey Chen; You, Li Ling; Zulkifly, Abbas; Ee Meng, Cheng, Dr. (IEEE Conference Publications, 2013)
      A handheld microwave reflectometer-sensor system is developed to operate from 1.35 to 1.95 GHz and used to measure volumetric and gravimetric moisture content in various types of soils from 0% to 45%. A small monopole ...

    • Rubber tire dust-rice husk pyramidal microwave absorber 

      Mohd Fareq, Abd. Malek, Dr.; Cheng, Ee Meng, Dr.; O., Nadiah; Nornikman, Hassan; M., Ahmed; M. Z. A., Abd Aziz; A. R., Osman; Soh, Ping Jack; Azremi, Abdullah Al Hadi; A., Hasnain; Mohd Nasir, Taib (EMW Publishing, 2011)
      Rubber tire dust-rice husk is an innovation in improving the design of pyramidal microwave absorbers to be used in radio frequency (RF) anechoic chambers. An RF anechoic chamber is a shielded room covered with absorbers ...

    • Study of dual open ended coaxial sensor system for calculation of phase using two magnitudes 

      Kim, Yee Lee; Boon, Kuan Chung; Kok Yeow, You; Ee Meng, Cheng, Dr.; Zulkifly, Abbas (Institute of Electrical and Electronics Engineers (IEEE), 2014-01)
      A dual open ended coaxial sensor system to determine complex permittivity was studied in detail. This paper focuses on determination of a reflection coefficient phase from two magnitudes using modified capacitance model ...

    • Study of dual open ended coaxial sensor system for calculation of phase using two magnitudes 

      Lee, Kim Yee; Chung, Boon Kuan; You, Kok Yeow; Ee Meng, Cheng, Dr.; Zulkifly, Abbas (IEEE Conference Publications, 2014)
      A dual open ended coaxial sensor system to determine complex permittivity was studied in detail. This paper focuses on determination of a reflection coefficient phase from two magnitudes using modified capacitance model ...

    • The use of dielectric mixture equations to analyze the dielectric properties of a mixture of rubber tire dust and rice husks in a microwave absorber 

      Cheng, Ee Meng; Mohd Fareq, Abd Malek, Dr.; Manjur Murshed Zahid, Ahmed; You, Kok Yeow; Lee, K. Y.; Nornikman, H. (Progress in Electromagnetics Research (PIER), 2012)
      A change in the relative proportions of a mixture of rubber tire dust and rice husks will cause a change in the mixture's electrical permittivity and its ability to absorb electromagnetic energy. An openended coaxial probe ...