1. Iron k-edge xanes study of heated green beryl from madagascar
Chawalit Chankhantha, Panjawan Thanasuthipitak, Pinit Kidkhunthod

2. Gemological and chemical characteristics of green tourmaline from madagascar, mozambique, and tanzania
Maytinee Kaewtip, Phisit Limtrakun

3. Effect of heat treatment and electron beam irradiation tourmaline-uv-visible, epr, and mid-ir spectroscopic analyses
Apichate Maneewong, Kanwalee Pangza, Nongnuch Jangsawang, Tasanee Charoennam

4. Electrical characterization by impedance spectroscopy of double perovskites of y2nimno6 ceramics
Thanapong Sareein, Naphat Albutt

5. Mechanical properties and flame retardancy of sawdust/recycled high density polyethylene composites-effects of alkali treatment and flame retardant
Kasama Jarukumjorn, Rapisa Jarapanyacheep, Harutape Kenkhonkruad

6. Preparation of eggshell powder low density polyethylene composites and their acid dye removal efficiency
Tatiya Trongsatitkul, Supitcha Yaisun

7. The study on the grafting of glycidyl methacrylate onto poly(lactic acid) in an internal mixer
Thanh Chi Nguyen, Chaiwat Ruksakulpiwat, Yupaporn Ruksakulpiwat