Touhid Bin Anwar

11 Questions 16 Answers 0 Followers

Questions related from Touhid Bin Anwar

How to deposit gold nanoparticles in a monolayer on acrylic (PMMA) substrate?

I am trying to have a thin monolayer of gold nanoparticles on acrylic surface, but I don't find a suitable option for doing that. I tried thermal vapor deposition but that makes a continuous film,...

08 March 2022 2,954 9 View

How to model nanosecond pulsed laser ablation on metal in Comsol multyphysics/ Lumerical?

Hi, I am planning to simulate nanosecond pulsed laser heating/ ablation on metal. Comsol or Lumerical, which would be the best for this simulation? Also, I would appreciate if anyone can suggest...

22 February 2022 8,058 4 View

Does cyanoacrylate superglue form covalent bond with aluminum metal surface or PMMA (acrylic) surface during bonding?

I am trying to bond aluminum surface with plexiglass with superglue. Both of my substrates will be under load. That's why I am trying to find a glue that will hold these two surfaces under stress....

16 September 2021 6,141 3 View

Can paraffin wax act as an adhesive to bind two aluminium plates or one aluminium plate and a plexiglass?

If I put liquid paraffin wax between two aluminium plates or one aluminium plate and a plexiglass plate, and solidify it, will it create a strong bond? What kind of binding can occur between...

02 August 2021 2,606 3 View

"StandaloneDMP" Problem with Dimatix 2831 inkjet printer?

Hi all, I recently experienced a problem while printing with Dimatix-2831 inkjet printer. The printer stopped printing in the middle and and showing some error messages (attached below). After...

06 April 2021 8,287 0 View

What is the effect of liquid buffer during current/ resistance measurement in a carbon nanotube chemiresistor for protein detection?

Since detection of biomolecules takes place in liquid phase, so what are the possible impacts of the liquid phase on semiconducting carbon nanotube during the biosensing process? During my...

27 January 2021 300 0 View

Why sometimes current- voltage plot in chemiresistors/ FET does not pass through the origin?

I am trying to measure resistance from I-V curve from a chemiresistor/ FET sensor with a keithly sourcemeter. The substrate is soaked/ wet with protein and phosphate buffer only. But the I-V line...

25 January 2021 8,217 3 View

My customized ink is pulsating but not jetting out of cartridge nozzle of Dimatix2831 inkjet printer, droplets just seem to hang from the nozzle. Why?

I am having trouble printing with the Dimatix 2831 inkjet printer. The nozzles seem to be pulsating but they are not jetting, the droplets just seem to be hanging from the nozzles. What could be...

24 November 2020 9,284 6 View

How can I calculate the biosensing response from a chemiresistor based biosensor?

For a range of concentrations of protein, I am getting the I-V (Current-voltage) data from a Keithley sourcemeter. Accordingly, I am getting the resistance as the response of protein-protein...

04 October 2020 8,488 2 View

Is there any text book or document for analyzing the data (resistance vs time or voltage vs current) for biosensor?

I am getting sensor data from a Keithley source meter in either Resistance vs time data or voltage vs current data for different concentration of analytes. However, I am not sure how should I...

02 October 2020 4,708 0 View

Can I print ethyl alcohol based carbon nanotube ink with dimatix inkjet printer?

I was wondering if it is possible to print CNT dispersed in ethanol with a dimatix inkjet printer. What should the waveform or other parameters be like for this printing? Also, it it feasible to...

09 September 2020 9,536 8 View