What is your opinion about defining web development as a scientific research area?

In last years, web development added new layers of opportunities for research, as more metrics like loading time, payload and resources requests are defined. In that case, the development has new...

01 November 2020 8,090 7 View

Which databases are recognized in your country (REPEC, DOAJ, EBSCO etc)?

Dear researchers, When you are selecting the proper journal where you want to publish your research, for what kind of indexation are you looking for? Moreover, which databases are...

17 January 2020 9,271 3 View

Mann Whitney U or Kolmogorov-Smirnov Z for two groups (15 in each group)?

If I have two groups (15 subjects in each group) and the data is not normally distributed what test do you advise me to use? Mann-Whitney U or Kolmogorov-Smirnov Z? I have seen that in almost all...

15 October 2019 2,780 3 View

Could someone please help with the interpretation of the FTIR spectra of a blue quartz occurrence?

I am investigating a blue quartz occurrence via FTIR. The quartz grains were ground to a fine powder. 2 mg of powder were mixed with 148 mg of KBr, pressed and then analysed. All the samples...

05 June 2019 4,186 3 View

How can i fill zinc oxide or titanium oxide into etched pattern on glass substrate?

Hi! I need zinc oxide or titanium oxide to be filled into etched area on glass sbstrate. Etched are is being photolithography processed and being dry etched. Material must not present around the...

25 October 2020 152 7 View

How do you clean chrome/sodalime photomasks?

Hello! A colleague recently used a photomask for standard negative photolithography and some liquid photoresist solidified on the mask. Does anybody have recommended cleaning techniques? Would you...

15 October 2020 896 2 View

How to do a clean strip of AZnLOF negative photoresist?

05 June 2019 8,290 3 View

How we decide or calculate exposure time for particular thickness of SU8 resist while doing photolithography?

How do we decide or calculate exposure time for particular thickness of SU8 resist while doing photolithography? Kindly share your experience as well as valuble suggestions.I will be thankful to you.

19 March 2019 5,654 5 View

What is semi additive plating?

What is semi additive plating? What is the difference between semi-additive plating and photolithography technique?

01 February 2019 584 3 View

Hi, I was wondering if anyone knows how to etch Silica chemically? I.e adding a chemical solution onto my wafer?

This is after performing photolithography, which exposes regions of silica (SiO2) of my Si substrate. I'd like to etch the oxide away chemically, like adding a chemical for a certain period of...

10 November 2018 7,241 5 View

How to etch and pattern FTO for application in top electrode for photodetectors?

What are methods for patterning and etching for FTO. Also, please consider to compare with ITO in this regard. Thank you,

10 November 2018 4,515 4 View

How to etch and pattern FTO for application in top electrode for photodetectors?

What are methods for patterning and etching for FTO. Also, please consider to compare with ITO in this regard. Thank you,

06 November 2018 8,390 3 View

Trying to find a 3 in black (carbon?) disc for doing photolithography on transparent substrate?

I currently perform photolithography on lithium niobate (transparent) wafers. A friend of mine has a 3 inch disc of some black material (carbon, I think) that I place underneath my wafer during UV...

07 August 2018 9,563 1 View

Can anyone suggest a method to vary the wettability of the substrate?

In our experiments on thermofluidics we use copper and silicon substrates. The working fluid is usually water. Is it possible to somehow change the proprerties of the substrate (different...

05 June 2018 2,296 40 View