How surface tension of solvents affect crystallization of nanoparticles in a sol-gel method?

In the synthesis of metal oxide nanoparticles by sol-gel method, how surface tension of solvents affect crystal growth?

06 January 2021 3,687 3 View

For RNA seq study and data analysis, How many tests (e.g. duplicate or triplicate) should be considered for each sample?

As we are doing RNA seq for some cell lines before and after treatment, how many tests should we do for each sample to validate data statistically?

04 January 2021 6,436 2 View

I need to wash carboxy methyl chitosan with 70%ethanol until neutral pH obtained, how can I do this task without consuming to much ethanol?

in the last step of synthesizing carboxy methyl chitosan from chitosan we need to wash it with 70%ethanol until neutral pH obtained, to achieve this goal we need to consume lots of ethanol, I am...

21 September 2020 2,060 2 View

I need to get some references on the topic of thermal conductivity of building materials. Who can help me ??

scientific researches Master Theses PhD Any previous studies benefit me in my research ... Thank you

31 May 2020 1,031 14 View

Whats the coordinate of atoms in a crystal with cubic structure that atomic positions for them are same, like 4a(0,0,0)?

Whats the coordinate of atoms in a crystal with cubic structure that atomic positions for them are same, like 4a(0,0,0)?

24 February 2020 6,351 3 View

I need a single-phase voltage-dependent variable load in MATLA/Simulink. How can I do that?

I need a variable load as I can control its power or its impedance via changing its voltage. Not a variable current controlled loads. I would be grateful if somebody could help me.

14 July 2017 9,840 3 View

Connection Spring Model in SMF's with RBS section ?

Dear Friends, Does anyone know how to model connection spring in steel moment frames, I mean the spring in the face of column in steel moment frames with RBS section ?

11 January 2017 9,786 3 View

Is it possible to compute ion conductivity using existing Gromacs tools? How might I calculate ionic conductance through bilayer in gromacs?

ionic current, gromacs

26 May 2015 2,572 1 View

How can I achieve the second-order optical gain in quantum dots?

15 May 2015 7,785 3 View

Is it safe to use a regular tube furnace along with working tube and gas tight end seals to do reduction treatments under a pure hydrogen atmosphere?

I would appreciate any details that I should consider before starting my treatments.

06 May 2014 8,884 7 View

Why can't make aluminum nitride film successfully by use sputter?

We use reactive sputtering process to make aluminum nitride film, and want to make c-axis aluminum nitride film on a silicon substrate, but the crystal orientation cannot be seen with...

03 March 2021 7,975 3 View

How to design a boost converter for a mppt controller?

I have a doubt on how to select the inductor and capacitor value when I want to implement MPPT controller. This is because we always take a maximum output voltage and current but in this case, we...

28 February 2021 3,637 2 View

Has anyone experienced changes in growth for cell culture when purchasing media from different companies?

I recently switched the company where we buy our DMEM/F12 and i have noticed a signficant change in growth for my human olfactory neurosphere cell lines

24 February 2021 2,268 3 View

How to constrain genetic algorithm input u?

My real system (buck converter) can only take an input of 0 to 1 (duty ratio) and I need to constrain the system so the controller action keeps within this bounds. How can I do this? The code for...

22 February 2021 2,125 3 View

Why are the modelled and circuit system different in response for controlled buck converter?

[Images are attached at bottom] I am currently working on a buck converter controlled by two different control methods, Reinforcement learning applied to find PID values & a lead-lag...

16 February 2021 5,060 10 View

How do I connect DAB DC DC Converter to a battery in matlab simulation ?

I am trying to model a DAB converter and I need to observe the power transfeered to the load side on varying the phase shift between two bridges, hence I couldnt take a constant load e.g...

09 February 2021 6,489 3 View

Has annyone try to reuse EveryBlot Blocking Buffer (Bio-rad) for fluorescence western blotting?

Hello to every one, Our lab has recently switched our western blot technique from chemiluminescence to fluorescence. Therefore, we have to optimize the blocking buffer. We have successfully try...

05 February 2021 7,886 1 View

How to provide reliability in P2P storage system?

I am familiar with a fact that in P2P storage distributed systems reliability is provided with redundancy using erasure code or simple file replication. I am interested if there are some other...

05 February 2021 1,325 3 View

How do I analyse a Photoluminescence Spectrum ?

I have a few questions related to PL (images attached for same material by 2 methods), It would be great to get some help. 1. What is the physical meaning of highly intense PL? Does this mean...

02 February 2021 1,791 3 View

Need for help. What goes wrong with my differentiatio process of C2C12?

Hello, I'm now working on C2C12 myoblast cell line. Growing the cells was great, but there are some problems during differentiation process. The cells are not differentiating but frequently...

30 January 2021 9,535 2 View