Nanopowders of Centella asiatica (L.) were produced using planetary ball mill in order to investigate the differences of water extraction yield of asiatic acid as compared to micropowders of ...

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Ahmad Zuhairi Abdullah, Mohamad Zailani Abu Bakar and Subhash Bhatia (2004). Modeling of the deactivation kinetics for the combustion of ethyl acetate and benzene present in the air stream over ZSM-5 catalyst loaded with chromium. Chemical Engineering Journal, 99, 161-168. (Publisher : Elsevier).

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Treatment of pulp and paper mill wastewater by polyacrylamide (PAM) in polymer induced flocculation. Wong SS, Teng TT, Ahmad AL, Zuhairi A, Najafpour G. J Hazard Mater, (1-3):378-388 2006 MED: 16431022

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Pulp and paper mills generate huge amount of wastewater depending on the type of processes used in the plant whose unsafe disposal can be very hazardous to environment and human health. Such wastewater need be treated properly prior to release into

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It is known ship-mills were used in Murcia and Zaragoza in Spain, Tiblis in Georgia and in Upper Mesopotamia where they were quite formidable. Writing in 988, the geographer Ibn Hawqal reports [7] that the ship-mills on the Tigris at Mosul had no equal anywhere. They were very large, constructed of teak and iron and positioned in very fast ...

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1. Introduction. Polyacrylamide-based polymers are widely used in the fields of water treatment (Bolto and Gregory, 2007), paper manufacturing (Wong et al., 2006), drag reduction (Manfield et al., 1999, Al-Sarkhi and Hanratty, 2001, Liberatore et al., 2003) and enhanced oil recovery (Sorbie, 1991, Seright et al., 2009).High-molecular-weight hydrolyzed …

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Al-Zuhairi Omar, Abdullah Haaziq Ahmad Makinudin, Ahmad Shuhaimi, Afiq Anuar, Azzuliani Supangat O09 Positioning of periodic AlN/GaN multilayers: Effect on crystalline quality of a-plane GaN Anas Kamarudzaman, Ahmad Shuhaimi Bin Abu Bakar, Adreen Azman, Al-Zuhairi Omar, Azzuliani Supangat, Noor Azrina Talik O10 Ray tracing of front upright and

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Wing-in-Ground effect craft or also known as WIG craft is a vehicle resembling an airplane which utilizes the wing-in-ground theory. The theory, is the …

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Assoc. Prof. Babak Salamati. Babak is an Adjunct Associate Professor and at School of Engineering, Monash University Malaysia. He obtained his Bachelor of Engineering in Chemical Engineering in Iran and received his MSc and PhD …

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The East Lansing varsity football team lost Friday's home playoff game against DeWitt (MI) by a score of 21-13. This game is part of the "2019 Michigan High School Football Playoff Brackets: MHSAA - Division 3" tournament.

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Jakarta – Président Joko Widodo (Jokowi) nommera un certain nombre d'ambassadeurs indonésiens dans les pays amis demain. Celui qui va nommé est Zuhairi Misrawi. "C'est vrai. Il y a 12 ambassadeurs qui prêteront serment demain après-midi. Une déclaration officielle viendra du ministère des Affaires étrangères", a déclaré Zuhairi, mardi …

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@article{osti_1461651, title = {An experimental and theoretical study of glycerol oxidation to 1,3-dihydroxyacetone over bimetallic Pt-Bi catalysts}, author = {Xiao, Yang and Greeley, Jeffrey and Varma, Arvind and Zhao, Zhi-Jian and Xiao, Guomin}, abstractNote = {It is important to utilize glycerol, the main by-product of biodiesel, to manufacture value-added …

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Professor Dr Ahmad Zuhairi Abdullah is currently the Deputy Dean (Research) at School of Chemical Engineering, Universiti Sains Malaysia. His research works mostly encompass reactions involved in the production of renewable energy sources, waste treatment, oleochemical conversions and green technology. Some of them involve collaboration with …

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Optimization of coagulation-flocculation process for pulp and paper mill effluent by response surface methodological analysis. Ahmad AL, Wong SS, Teng TT, Zuhairi A. J Hazard Mater, (1-2):162-168 2006 MED: 17161910

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1.1 Mill All crops from SOU 24 are processed by Hadapan Palm Oil Mill which is located within the Layang estate in Hadapan Division. The capacity of the mill, annual volume of FFB processed and the CPO and PK production is tabulated below: Table 1: Summary of Layang-layang CPO Mill (July 2007 – June 208) MILL: HADAPAN OIL MILL

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In this research, fully metal oxide, capacitive humidity sensors for printed electronic applications have been designed and fabricated through the development of conductive indium tin oxide and dielectric aluminum oxide inks for the screen- process. Sensors were printed in a parallel plate configuration in 4 and 9 cm2 conductive plate areas. Typically, commercially …

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Ahmad Zuhairi Azreen B Zulkipli (2006154953) 16. LABORATORY SIMULATION ON A FREE FLOWING WATER POWERED GENERATOR OF 5KW Surhini Bt Wan Husin(2006131659) 17. CFD ANALYSIS OF VARIABLE FLOW FIELD DESIGN OF PEM FUEL CELL BIPOLAR PLATE Amir Rafie B Mohd Radzi(2007271164) 18. VERTICAL HEAT PIPE …

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Nanopowders of Centella asiatica was produced using planetary ball mill by varying milling parameters such as milling time, mass concentration, and bead amount. Particle size analysis employing photon correlation spectroscopy was carried out to record the effect of milling parameters on the particle size produced. The morphology of milled powders was also …

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Flocculation Performance for Paper Mill Wastewater. The indices of wastewater from a paperboard factory were as follows: COD 0 was 3856.8 mg/L, SS 0 was 1.53%, pH value was 7.76, wastewater color was yellowish, and suspended matter was white. The ultra-high concentration cationic polymer emulsion samples with molecular weights of 8 million, 12 ...

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Dorene A. Archambault, representative, and Robert J. Hart, estate, to Ahmed Al Zuhairi and Ahmed Al Zuhairi, 251 Cooper St., $173,600.

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@article{osti_1642446, title = {An overview of process systems engineering approaches for process intensification: State of the art}, author = {Tian, Yuhe and Demirel, Salih Emre and Hasan, M. M. Faruque and Pistikopoulos, Efstratios N.}, abstractNote = {Process intensification offers the potential to drastically reduce the energy consumption and cost of …

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