1. A study of strength activity index of mortar due to hydration reaction, packing effect & pozzolanic reaction of rice husk-bark ash & palm oil fuel ash
Jatuphon Tangpagasit , Sawang Songmue , Chai Jaturapitakkul and Kraiwood Kiattikomol

2. Forecasting enthalpies of solution (-ahsol) and enthalpies of vaporization (ahvap)
Kornkanok Aryusuk , Kanit Krisnangkura

3. Light absorption measurement in the clinical chemistry solution using ccd line scan sensor
Ake Chaisawadi , Lerpong Pisnoiy

4. Optimal grounding system design technique for substation by using matlab program
Jirapan Panprapai and Somchat Jiriwibhakorn

5. Prediction of retention times of n-alkanes in gas chromatography using two serial coupled
Kittipong Tunphun , Kornkanok Aryusuk, Kanit Krisnangkura

6. Regulated ac voltage source
Siseerot Ketkaew

7. Resolution of r-s-a-hydroxy fatty acids by immobilized lipase on rice hull ash
Anakahaorn Srisaipet , Narumon Jeyashoke , and Kanit Krisnangkura

8. The comparison study on the types of power purchase contract of the small power producer (spp)
Suwat Chritamara, Chaisit Poprayoon