Is it possible to develop patterned superhydrophobic/hydrophilic surface using the plasma method?

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Reduction in bacterial adhesion on to polymer surface is helpful or complete prevention can only solve the problem?

I am working on fabricating anti-bacterial polymer surface using surface modification techniques. I would like to understand whether substantial reduction in bacterial adhesion on to polymeric...

06 July 2018 535 1 View

When we consider small perturbation in plasma oscillation, how small ?

We consider small perturbation in plasma to understand the concept of plasma oscillation. We take perturbation in velocity, density and electric field. que-1 how do we create this perturbation...

31 December 2017 7,741 6 View

Why do we write an imaginary term in any simple harmonic motion / wave equation such as exp i(kx-wt) ? what is the origin and physical significance ?

what is the origin and significance of writing imaginary term exp i(kx-wt) in the wave equation ?

31 December 2017 3,331 12 View

Can somebody explain what is isothermal and what is adiabatic compression in case of electron and ion waves in plasma ?

In case of electron plasma waves we consider adiabatic compression and take gamma equal to 3 [using equation (2+N)/N]. what do we mean by adiabatic compression here?I mean physical significance....

31 December 2017 9,678 1 View

How to interpreat SiOx film structures (liner, network or cage like) deposited by plasma cvd from FTIR and HRSEM Images ??

I am depositing SiOx films using HMDSO / Oxygen gas mixture by low pressure RF PECVD method. In FTIR spectra I get two overlapped peaks around 1050 cm-1 and 1135 cm-1. Does this have any relation...

09 October 2015 10,040 9 View

Can someboy help me to understand wetting of Polymer surface ?

I am giving a plasma treatment to polyethylene (PE) surface. Wetting time (time taken to completely wet the PE surface) on plasma treated polymer surface changes as a function of one of my...

03 April 2015 7,292 6 View

Why is the surface functionalization of Polyester / PET fabric not revealed by FTIR method?

I am trying to see the presence of functional groups on air plasma treated polyester / PET surface by ATR-FTIR method. Getting good wettability improvement after plasma treatment, but unable to...

06 July 2014 7,778 17 View

How can we understand plasma dynamics in the PECVD coating process?

I want to understand the effect of plasma parameters on coating characteristics for deposition of SiOx and SiOxNy thin films using the PECVD method.

04 May 2014 9,284 2 View

How does thickness of the gas diffusion layer (coating of SiOx deposited on Polyethylene) play a role in determining gas transmission rate ?

I want to understand how gas transmission rate is dependent on the thickness of the diffusion barrier coating deposited on a polymer substrate. Why is the preferred thickness of the diffusion...

03 April 2014 2,650 6 View

Why do FTIR peak shifts to a higher or lower wave number side?

I am depositing SiOx film from HMDSO / Oxygen mixture. I am observing shift in the Si - O - Si peak at 1056 cm-1 towards a lower or higher wave number side while varying experimental parameters....

03 April 2014 1,284 11 View

I have get this error when i calculated the geometrical optimization for prco3, it takes 12 hours until gives this message in the outputfile?

Fatal error in MPI_Allreduce: Other MPI error, error stack: MPI_Allreduce(1628)......: MPI_Allreduce(sbuf=000002459254A180, rbuf=000002459F86A140, count=4851, MPI_DOUBLE_COMPLEX, MPI_SUM,...

09 August 2024 7,615 1 View

Is this a facetotecta nauplius?

This larva was captured using a plankton net in the Persian Gulf during the summer. I believe it may be a Facetotecta nauplius.

08 August 2024 3,746 4 View

May members post flyers about opportunities to present at a conference? If so, where to post?

May members post flyers about opportunities to present at a conferehttps://veraeducation.com/nce? If so, where to post for the Virginia Educational Research Association? https://veraeducation.com/

08 August 2024 4,585 1 View

Hello all, Looking for international reviewer to review Ph.D thesis in wireless sensor network.Can anybody help?

My name is Apurva Saoji. I am a Ph.D scholar in Computer engineering in India. I am looking for international expert in reviewing my PhD thesis, "Competitive Optimization Techniques to Minimize...

07 August 2024 4,600 2 View

What is the solvent for 8YSZ nano material?

I need to do some experiment with it in liquid form.

07 August 2024 613 3 View

Why do i have a weak plasma and no coating during rf sputtering?

I have been getting a low plasma and no coating while doing rf sputtering of copper doped ZnS using a power of 140 watts and at pressure of 6.5x10-3 Mb.

07 August 2024 4,526 4 View

Hello Everyone ! I'm looking for a good journal to publish my manuscript with low publication cost?

I am Looking for a Science Journal with good impact factor and low publication cost to publish a review paper. Your suggestions would be appreciated.

06 August 2024 6,796 3 View

What procedure should I follow for current controlled PPy film electrochemical deposition on ITO?

For example, I perform passivation process before electropolymerization of Py for adhesion to titanium surface. Is a similar or different procedure required for ITO? If necessary, I would be glad...

06 August 2024 3,176 0 View

What is the prepared reference material that can be used in inductively coupled plasma optical emission spectrometry (ICP-OES) to measure REE and U ?

What is the prepared reference material that can be used in the ICPE-9820 Shimadzu Japan instrument, which employs inductively coupled plasma optical emission spectrometry (ICP-OES) to measure...

06 August 2024 1,896 1 View

Are air moisture harvesting technologies effective in combating desertification?

Air moisture harvesting Air water collection devices

06 August 2024 5,473 2 View

Harpreet Singh Grewal

Plasma arc could be useful in modifying the chemistry and texture of the surface of the surface. Both these factors would significantly influence the wettability of the surface. Plasma etching in various source gaseous such as oxygen, chlorine and fluorine can be used for this purpose.

Purvi Kikani

I am looking for some cold plasma methods