What are active compounds ?
This is a polymer heating problem. Polymer enters at around 180C (x=0) in the barrel. Also barrel initial temperature is 180 (t=0). Some heat Is added along whole length of barrel q. We have to...
15 February 2021 3,887 1 View
I am looking for a recent paper that describes the challenges facing batteries' progress and all about the future of batteries.
11 January 2021 1,809 1 View
I am working on Effect of parents personality patterns on adolescents, I have collected data from parents and adolescents by using different scales on both population. Now I have to create SPSS...
26 December 2020 7,238 3 View
light is pure because the light is the simplest electromagnetic construct but the energy of any object is also of the same kind.
20 December 2020 207 4 View
i would like to realize a solar cell made of : SiO2 as a protective layer and ITO as an ARC, undoped c-Si as an active material, and Ag as back reflector, can I use undoped c-Si as an active...
21 September 2020 2,687 4 View
I am looking for a free software for students or generally make free to make a numerical study which means to simulate solar cells gratings in order to enhance solar cell efficiency by light...
08 September 2020 4,032 3 View
A kind of surface roughness is produced by the application of laser energy density at high laser power (> 140W) which looks like an open porous structure. This kind of structure is not observed...
18 August 2020 9,835 4 View
i would like to simulate thin film palsmonic solar cells with silvaco TCAD, but i couldn't define nanoparticles and put them over the solar cells surface.
14 August 2020 9,842 5 View
I'm doing a study on the effect of job stress on job performance of police officers in Iraq and i need a good scale to measure the job performance.suggestion for the development of my work or...
02 August 2020 9,001 3 View
Due to the pandemic, I can't go back to my university to conduct experiments. I have my stool samples and extraction kit with me in a smaller laboratory however they don't have the equipment I...
07 July 2020 5,172 1 View
Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...
02 March 2021 8,525 1 View
Dear Dr. Cai, my name is Simone Prospero and I work in the team of Phytopathology at the Swiss Federal Institute for Forest Snow and Landscape Research (WSL;...
01 March 2021 1,133 1 View
The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...
28 February 2021 6,560 14 View
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
Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...
25 February 2021 3,292 3 View
Does data from contact tracing help in establishing patterns of behavior and social interactions that lead to infections? There are cases here in the Philippines where patients have no travel...
25 February 2021 9,002 13 View
Hi, I am having trouble with a problem, in the field of Optimal Control and the generation of optimal time-series. Let's consider a system, whose dynamics are represented by dx/dt =...
24 February 2021 9,105 2 View
The whole world is in a mess and paused. We all are tired of seeing hypermasculinized and destructive leaderships all around us. This world has seen enough of the aggressive patriarchal social...
23 February 2021 292 7 View
Hi everyone, I'm researching about mobile learning in higher education. Due to the small number of the students in the semesters, I cannot have a experimental and control group together. I'm...
22 February 2021 3,653 11 View
My real system (buck converter) can only take an input of 0 to 1 (duty ratio) and I need to constrain the system so the controller action keeps within this bounds. How can I do this? The code for...
22 February 2021 2,125 3 View
