What does this phrase means, "0.5M in sulfuric group of poly(4-styrenesulfonic acid) (PSS)"?

I dont understand how to prepare the solution because i dont understand what does it mean, and i dont know the conc. of the PSS stock solution.

31 December 2018 2,181 1 View

Is there a free pogram to analyze the .pro file with profiling also from alpha step 500 as the main software is not free?

trying to analyze data at home while not in the lab

05 June 2018 8,276 0 View

What is an optimum parameter to C coat MO on glass substrate for SEM?

Using JEC 560 auto carbon coater 3KPa , and 30 s I think its a bit too long.

04 May 2018 9,555 2 View

Need advice to cut cross section of porous film on FTO for SEM. Sample came off when cut with glass cutter, no sample seen at edge of cut FTO. Help?

Cross section cut of porous sample /FTO scratch off sample from the edge of the FTO making it hard to check in SEM. Need help to cut it so the film stays on the edge of the cut.

31 December 2017 9,636 0 View

Can I freeze a CoPi/ metal oxide in N2 before cutting it cross section for SEM?

Planning to do it this way, but cannot help worrying about possible changes that will happen to Co-Pi coating.

31 December 2017 5,110 2 View

Do I mix the binder into ultra-sonicated powder immediately or wait for 2-3 hours to settle then mix supernatant with binder, and then stir it ?

Plan to make a paste but confused if we should wait for the sonicated powder to settle first and add binder to only the supernatant, or do we just add binder to the ultrasonicated powder...

07 August 2017 8,755 0 View

What paper have these ingredients: tungsten isopropoxide , acetic acid, ethanol and distilled water to synthesis WO3?

looking for a research paper synthesizing WO3 with the above ingredients.

05 June 2017 1,467 0 View

Can i add dispersant after precipitating metal oxide from addition of alkali and acid to metal oxide NP (chemical deagglomeration)?

31 December 2016 5,938 6 View

How to find concentration of solution based on solid content. The solution is made of synthesized powder suspended in liquid?

31 December 2016 7,328 2 View

Can 1- nonanol, acetyl acetone and triton X-100 be put in the same medium?

its for thin film paste making.

31 December 2016 7,819 5 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

What are the application of Fixed points thoery in Chemistry.?

It is said that fixed point theory has lot of applications not in the field of mathematics only but also in various areas. So I am looking for applications in Chemistry only..

26 February 2021 3,533 1 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

What's the concentration recommend for recombinant protein use in western blotting?

I'm currently working having problem with the concentration for recombinant protein use in western blot, the one been used is Recombinant Human CD19 Fc Chimera Protein-rndsystem which does not...

24 February 2021 8,514 3 View

How to prepare a thin polymer film by post-polymerization/crosslinking?

24 February 2021 2,362 5 View

How the Ground Plane implantation is performed without damaging (and w/o varying the undoped nature) the top Si (8-10 nm) in FDSOI technology ?

It is a general practice to introduce Ground Plane in FDSOI devices under the BoX. The Ground Planes are introduced by Ion Implantation through Top Si layer and Buried Oxide. I wanted to know that...

24 February 2021 5,974 4 View

Is is possible to pole with corona poling pellets of the sample material instead of thin films?

As it is highly probable that pellets will have a higher degree of air gaps and voids than thin films, is it possible to pole the samples with corona poling nevertheless? Or is there the...

24 February 2021 1,349 1 View

Can I ask did any good platform or journals for learning the calcluation on the reference governors and command governor?

Recently I face some problems with the mathematical ( calculation) on the reference governor and command governor, so I need some help from you all to get which platform or journal can let me...

23 February 2021 7,746 2 View