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Questions related from Thanida (Sureeporn) Pollaor
I am struggling with determination free quartz and quartz in glass phase in stoneware body. The variation of free quartz causes planarity issues due to CTE. If we have only XRF and method to...
08 August 2016 2,452 5 View
I am working in industrial sector and need to verify the effect of ZnO on range of firing in order to trade-off raw material cost and appearance in the fast-firing process. Noted that, the lab...
12 December 2015 6,701 4 View
I have randomly tested the conductive pastes from Ferro and DuPont. I found out that the Pb-containing conductive paste showed better ohmic contact than Ag paste. For safety reason, I preferred to...
02 February 2015 6,872 5 View
Please let me know some standard procedure for new set up Hall measurement for thin film.
11 November 2014 8,373 5 View
I am working on cement-based transparent ceramic. I synthesized the powder with 30%wt of CaO from starting materials. After synthesizing powder by sol-gel, I got the single mayenite phase at...
11 November 2014 7,654 7 View
I have a controversial studies between peak position and lattice strain in Li-doped ZnO. the XRD peak of Li-doped ZnO in lower meaning that it's in tension resulting from interstitial defect...
10 October 2014 7,626 7 View
If I have 3 different dopants (Al, Ga, Li) in size and charge, can I use rule of mixture to determine the degree or magnitude of dopant based on size effect? I have read the paper about...
10 October 2014 1,747 7 View
I found the paper to calculate the tolerance factor of ABO3 perovskite structure. but I can't find the one for ZnO structure.
10 October 2014 9,106 7 View
I have found that Ga-doped ZnO can cause tension in lattic both high and low doping concentration as Li+ does. Some literature talks about formation energy. Some discuss the size and...
07 July 2014 9,176 7 View
