Need expert advice drilling holes?

More Salah Amroune's questions See All

MAGeCK Plotting Error: Logarithmic Axis Must Have Positive Limits?

I have been running a MAGeCK test command on the terminal for a CRISPR screen to rank sgRNAs and genes based on the read count tables. However, I get only the plot of the top-ranked genes...

28 July 2024 9,811 1 View

Getting small dark current when simulating the Photovoltaic device Using the SCAPS-1D?

When I simulate the solar cell or self-power photodetector in SCAPS-1D, I optimize all parameters, Once I check the dark current at 0 voltage, the current is high in a range of (e-16-e-25), as...

06 July 2024 1,782 3 View

How to calculate Capacity retention for Lithium metal battery?

I have prepared half cell. Lithium is considered as anode in the system. Whereas, I would like to know what is actually capacity retention? How it can be calculated mathematically? On what factors...

02 June 2024 4,135 0 View

Is there a free trial of the SILVACO TCAD ?

I wan to simulate the 2D Photodetector

22 April 2024 8,756 0 View

Is there a company known that can design an electrode shadow mask for photodetector ?

I want to design electrode shadow masks for photodetectors .The shadow mask can be made from uncontaminated materials. We do not have lithography fabrication at my university, so i want to design...

12 April 2024 2,312 3 View

What is the reason that a Li-ion coin cell is not showing efficiency on neware battery testing system?

I have been working on electrospun membrane for Lithium Ion coin cells. I have tried to control different parameters, such as, thickness, electrolyte amount and many other parameters. I am facing...

26 March 2024 2,786 0 View

Is this journal legitimate (Tobacco Regulatory Science ISSN: 2333-9748 ) ?

I'm considering submitting a manuscript to this journal (Tobacco Regulatory Science ISSN: 2333-9748 ) Has anyone published in this journal before? I am looking to confirm that this journal is...

05 March 2024 4,144 1 View

What is the agricultural area using center-pivot irrigation in Egypt and how many center-pivot irrigation devices are there?

area using center-pivot irrigation in Egypt Number of center-pivot irrigation devices

16 February 2024 1,376 0 View

Is there absolute truth in marketing?

From the perspective of epistemology, is there absolute truth in marketing?

02 February 2024 9,182 6 View

Journal of Materials and Manufacturing (JMM)?

New Journal of Materials and Manufacturing (JMM): JMM is published two times per year in july and December: https://jmatman.org/index.php/journal

14 January 2024 7,729 0 View

Is anyone aware of any Bronze Age or Neolithic pendants made of siltstone with serrated edges?

Excavation in 2007 in Northern Scotland along the East Coast revealed a domestic site containing the unbroken half (other half is missing) of a perforated circular disc measuring L 37mm x W...

27 July 2024 6,019 0 View

How could adoption of blockchain with supply chain help world become more sustainable & role of blockchain for sustainability & circular economy?

How could the adoption of blockchain with supply chain help the world become more sustainable and role of blockchain for sustainability and circular economy?

28 June 2024 1,619 0 View

How the circular economy helps protect the environment?

Good evening colleagues, I'm looking for a thesis proposal on this topic.

24 June 2024 7,782 2 View

Looking for Research Project collaborators from Japan for upcoming research projects?

Dear researchers, I am working in the field of social science, specifically sustainability. I am looking for a research project collaborator from Japan for an upcoming research project proposal....

20 June 2024 6,337 1 View

Is a circular non-renewable energy dominant based economy delinked from social friendliness a golden clean market paradigm?

We know that there are flawed paradigms and golden paradigms. A pollution production market is a flawed paradigm and a pollution-less market is a golden clean market paradigm. And this raises...

18 June 2024 8,992 7 View

Where can we get few mm diameter polished circular glass plates?

who retails few mm diameter polished circular glass plates ? thickness 0.1 to 1 mm diameter 1 to 3 mm ordinary or fused silica glass polished on both sides and the edge

16 June 2024 763 1 View

What is the reason for the non-monotonic variation of roughness for sputtered Cu films annealed at 100, 200 and 300 degree Celsius?

I have prepared Copper thin films by magnetron sputtering and the samples have been annealed at 100, 200 and 300 degree celsius. The variation of the rms roughness and all other AFM height related...

11 June 2024 9,774 1 View

Condensation of a Q8 serendipity FE to a Q4 FE with drilling DOFs?

Hello, Can somebody please give me some reference to a paper or book where it is explained how to condensate: * from a Q8 serendipity FE to a Q4 FE with drilling DOFs (16 DOFs to 12 DOFs). *...

05 June 2024 936 1 View

Fix CO2 in charcoal and refill coal-mines?

1 ton charcoal fixes 3,7 t CO2. The global charcoal production is 54 mio tons, in which 200 mio t CO2 are fixed. 200 times the currently produced charcoal will fix the entire CO2 emitted globally...

29 May 2024 3,783 2 View

SAP2000 Hinge PMM Surface Not Convex ?

I have modeled bridge pier. I have assigned plastic hinges to circular piles and oblong column. I am getting error only in oblong column hinge as PMM surface is not convex. I am not taking any...

14 May 2024 8,820 0 View