Can I use standard cleaning procedures such as RCA1,RCA 2 and Piranha for GaAs substrates ? or these recipes can create any surface morphology by etching the wafers?
We are measuring GV response of MOSCAP by B1500 Semiconductor Device Analyzer. We notice that at high frequency we see negative conductance behavior. Can anyone help how to solve this problem or...
18 April 2024 2,298 3 View
We want to etch (dry or wet etching) of InGaP . Can anyone suggest me the recipe for this ?
25 November 2023 2,294 0 View
In photolithography normally we see 1um or 2 um accuracy , how can we calculate this?
19 November 2023 935 2 View
We are electro spinning nanofibers on ITO coated PET sheet. When we want to keep (deposition by evaporation or sputter)top metal on nanofibers it is shorting with bottom metal(ITO metal). Is there...
15 August 2023 2,528 2 View
Controller placement in SDN network using Antlion optimization and PSO
05 July 2023 6,078 1 View
Normally tantalum has high affinity to react with oxygen and forms Ta2o5 . but we want to sputtered oxide free tantalum. is there any way to deposit oxide free tantalum or is there any Ta alloy...
03 July 2023 4,004 3 View
is there any affect of cleanroom conditions specifically humidity on the photolithography process, such as feature size, developing time ,resolution ..etc?
14 October 2022 5,087 7 View
I am using interdigitated Electrode system in sensing. If I increase the number of fingers in IDE system ,what will happen to equivalent Resistance?
11 July 2022 6,189 0 View
we have Vacuum system technologies(VST) evaporator in our clean room for metal evaporation. we are facing the problem with deposition of Aluminium with e-beam as well as thermal. most of the time...
17 June 2022 7,372 2 View
I have a novel polymer solution, which I can spin coat on different substrates. I want to know how to calculate the dielectric constant of this novel polymer material.? If I spin coat can I use...
01 April 2022 1,002 5 View
Hi everyone I need a file with a dirty and clean potato image
04 August 2024 7,199 4 View
The module of the CAD detector is corona Veo. It has been idle for a long time. And it was not well maintained before idle. I have replaced the gas filters and flushed the system with a 50/50...
01 August 2024 7,805 0 View
I went for Plackett Burman Design for selecting the optimization factors of growth conditions for pesticide degradation. I started with 7 parameters. But, after the experiments and analysis, only...
29 July 2024 5,015 1 View
We are working on a robot that cleans solar panels using fresh water supply and a rotating brush. We are trying to conserve as much water at possible by recycling the dirty water that is collected...
28 July 2024 5,778 2 View
In hirshfeld surface calculation i did not find any red spot in hirshfeld surface, is it ok for research article to write?
28 July 2024 2,988 0 View
Dear researchers, Why specific capacitance is not proportional to the specific surface area? I have material A with a surface area higher than material B, but material B is showing little bit...
26 July 2024 9,156 2 View
Hi everyone, I have a question regarding surface and interfacial tension. Although I understand that these tensions are studied for different purposes, can they be considered equivalent in the...
18 July 2024 382 5 View
I am in the process of roughening a silver electrode for SERS measurements using the latest version of CH Instruments. Most procedures in the literature mention sweeping the potential from -0.3 V...
30 June 2024 4,639 3 View
See the attached file for an illustration of this problem. Consider an elastic sheet S (orange) that’s laying atop a solid base B (blue). The sheet is under tension (arrows) and is held to the...
30 June 2024 747 4 View
Handbook [of] Heat Exchanger Fouling: Mitigation and Cleaning Technologies Hans Müller-Steinhagen IChemE, 2000 - Technology & Engineering - 382 pages
29 June 2024 8,259 0 View