24 Questions 40 Answers 0 Followers
Questions related from Yusuf Kahraman
Dear All, I added different amounts of nanoclay (e.g. wt% 1,3,5) in my polymer matrix. I couldn't observe any peaks related with my filler especially for 1 and 3 wt%. I tried to change slits,...
12 December 2018 4,725 10 View
I want to exert and measure a force in a micro fluidic channel. Since force is too low I want to measure the changes in each mN so sensor with nN resolution is needed. I couldn't find anything...
06 June 2016 7,703 2 View
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01 January 2016 5,703 7 View
I'm looking for polypropylene microspheres to use them in microfluidics. I will appreciate for any help.
10 October 2015 4,566 4 View
I want to coat my millimeter sized sample with electroless coating process. First of all I need to sensitize the surface with SnCl2 then activate it with PdCl2. I implemented all of the steps...
06 June 2015 7,647 6 View
I want to shape polypropylene with CNC in microscale. I will bond polypropylene film on glass surface via plasma to make it stable. How can I remove my formed structure after the process. Is there...
03 March 2015 2,506 3 View
I want to manufacture 4 micro scaled rectangular boxes by lithography techniques. After lithography process I need to connect these 4 boxes to each other and all of them will be in a distance from...
01 January 2015 6,940 9 View
I managed to disperse prussian blue by adding PVP but solution was non-conductive. How can I disperse it in a conductive way ?
01 January 2015 5,867 3 View
Is it possible to provide a strong bonding between metal and polymer interface via plasma process ? What are the possible conditions to have this ?
01 January 2015 7,255 17 View
I want people to discuss under that question about the possible materials which are used in Philae. What are their manufacturing process and I am also interested in electrochemical manufacturing...
12 December 2014 6,644 5 View
I am highly interested in reactions behind these process. I could only find the main flow chart of these processes. I will appreciate if anyone can help me about finding a resource related to...
12 December 2014 834 1 View
As far as I know it is not possible to refine it by using electrorefining. My question is that what are the possible steps that I should follow?
12 December 2014 7,194 2 View
Hello, I want to simulate forces which act on a particle in the water. In the following pdf link you can find a tutorial which is similar to my needs. But still i cant figure it out how to...
08 August 2014 6,177 3 View
During my research I am going to use EDS too often. There are too many research centers which have SEM with different brands. I am curious about where to send my samples. Could you tell me which...
06 June 2014 4,840 15 View
Since there is so little information to get from literature I have been searching for any other systems to product these tools except from litography and electrodeposition. As a materials...
06 June 2014 441 2 View
After the heating process up to 1000 degrees or higher temperatures, my reference cell sticks to holder below. During the cleaning process of these cells I use isopropyl, acetone or distilled...
03 March 2014 5,842 3 View
I used ethanol and water for sample preparation but in both case my material agglomerated at the bottom. Can you suggest me a proper solution for particle size analysis?
01 January 2014 4,928 11 View
To find out the chemical composition of my sample I used EDS method. I determined approximately 10 points on my sample and took the average results, after that I implemented XRF analysis on the...
01 January 2014 2,675 8 View
I need to work on material characterization with x-ray and diffraction patterns. I'm looking for fundamental sources to understand the mechanism. I don't have too much knowledge so it would be...
11 November 2013 1,894 16 View
I'm searching for articles related to vacuum brazed diamond tools' manufacturing process. I took a look at this link http://www.gh-ia.com/pdf/brazing-diamond-tools.pdf but still wonder about...
11 November 2013 677 6 View
I'm working on electroplated diamond tools. Watts Bath is used for such kind of process. After plating has finished I need to remove that plated Nickel layer completely. I have used reverse...
10 October 2013 9,794 4 View
We use 1040 steel for rubber transfer molding process. Mold is heated up to 180 celcius. In what ways can it effect 1040? As I know hot work steels are compatible with this process. Do you have...
10 October 2013 2,042 1 View
As you see in the enclosed image there are two values for material size named FSSS and Particle Size. In terms of sieve gap during the granulation process , which one do I have to evaluate? I know...
09 September 2013 5,085 1 View
Metal powders can be harmful to filament and can cause malfunctions if put directly on chamber. What solutions can you offer me to examine them? Thank you in advance.
09 September 2013 6,051 13 View
