Is it possible to deposit a stable dielectric layer (SiO2) over PDMS?

I would like to deposit thin film (50 - 100 nm) of SiO2 over PDMS substrate to passivate it from some solutions. I did that deposition using a dielectric sputter. It seems like a thin layer formed...

04 May 2017 3,842 3 View

How to use gradient-based mesh adaption in Fluent?

10 November 2016 3,123 3 View

Does de-ionized water change color of a substrate coated with some chemical?

Out of curiosity, I would like to know whether any chemical coating on a substrate change its color when de-ionized water touches it. Precisely, if I pass some water through a microchannel in...

09 October 2016 7,253 3 View

Is propylene carbonate miscible/immiscible with water?

I would like to know whether the solvent propylene carbonate (PC) is miscible/immiscible with water? I would like to use propylene carbonate in PDMS-based microchannel. It has good compatibility...

03 April 2016 7,780 3 View

How to remove Silane residue from PDMS?

31 December 2015 1,600 6 View

Any advice on the force experienced by a wall caused by a moving vortex?

11 December 2015 9,450 5 View

How can I calculate the strength of vortex in Joules?

I would like to evaluate the strength of vortex in lid driven cavity flow. i am simulating the cases in Fluent. Although stream function (m^2/s)indicates the strength of vortex, I want to know...

10 November 2015 633 4 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View

What is Nano technology with coronavirus helpe the human..and is it nano mterals removal of covid19?

I anwar by adsorption or reaction ..but it is either more method...

02 March 2021 4,811 2 View

How to compare different concentrations of nanoparticles for characterization from ICP-MS?

I took measurements of different concentrations of 15 nm and 5 nm Au nano particle solutions. I'm trying to determine which concentration I measured gives the best reading overall. I also...

02 March 2021 7,626 1 View

How to remove the residual PDMS on the silicon mold?

Incompletely cross-linked pdms are difficult to remove.

01 March 2021 798 3 View

Anyone that can help with details in phosphopeptides enrichment?

Anyone know the amount of protein before enzymatic digestion for phosphopeptides enrichment of serume sample in Ti-IMAC? Has anyone ever use Ti-IMAC(the material is from Chinese company named...

28 February 2021 7,310 3 View

Does anyone use antinuclear antibody (ANA) and anti-Phospholipid antibody ELISA kit for Non Human Primate serum samples?

I am looking for anti-nuclear antibody (ANA) and anti-Phospholipid antibody ELISA kit for Non Human Primate serum samples. Any suggestions highly appreciated. Thank you.

28 February 2021 6,512 3 View

Why does intensity drops as concentration increases?

Is there any reason for decrease in fluorescence emission intensity of HSA,BSA when increase the concentration ?

28 February 2021 3,653 4 View

How the wettability of rock sample can be changed by ageing in pure hydrocarbon oils only?

I want to do wettability analysis of hydrocarbon oil (octane)/rock/surfactant solution system. but to do the analysis first I have to make rock surface oil-wet. Since hydrocarbon oil does not have...

27 February 2021 5,383 3 View

Gas sensor response and recovery time independant of flow rate and chamber volume?

I am trying to obtain the response and recovery times for my gas sensor device. It appears the the response/recovery times are primarily dependant on the flow rate of the gas I inject into the...

26 February 2021 1,511 3 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