Where Can I Get Hourly Wind Speed Data at 50 Meters Height?

Hi, I want to get three years of hourly wind speed data at 50 meters height for specific locations in Turkey. Unfortunately, I couldn't find any good websites for this. Do you know any online...

12 December 2020 323 10 View

Site directed mutagenesis, successful PCR but no colonies. Suggestions?

Hi. I am trying site directed mutagenesis (deletion and insertion together in the same site) but so far couldn't get colonies. My plasmid is ~13kb and I will delete ~30bp and insert similar size...

23 November 2020 6,466 8 View

How to generate repetitive solution domains in COMSOL?

I try to model a diffusion process in a channel with cross-flow tubes in 3D. Since it is 3D and there are so many cross-tubes, it requires a huge computational cost. That is why I want to solve...

13 November 2020 5,238 3 View

Thoughts on countering the use of social media by Right Wing Extremists?

What are the best practices based on the available DATA to counter the spread of misinformation and right-wing ideologies over social media?

18 October 2020 226 1 View

How to increase the water solubility of zinc in phosphate containing zinc fertilizers?

We use zinc salts that dissolve well in water such as zinc sulphate monohydrate in the production of compound fertilizers. Although we lower the pH, the solubility of zinc salt, which has a very...

16 August 2020 5,034 3 View

How can I make a cyclic voltammogram?

I have a research about cyclic voltammetry.And I have a potentiostat circuit which I built.But I cant built to voltammogram with any equipments such as oscilloscope,voltmeter or any program on...

26 July 2020 7,650 2 View

Is it sufficient that the inter-item correlation score are between .17 to .28 for 2 item-scales?

In my research, several variables consist of 2 items. For example, one is named as "screen time". the items are: 1) "On a normal weekday during term time, how many hours do you spend watching...

12 July 2020 9,802 3 View

What do you think is the most important element of educational activities?

What do you think is the most important element of educational activities? A teacher, a student, a program, equipment or family? Thank you for your answers Best wishes Dr. Ahmet Aykan

30 March 2020 8,521 14 View

What is the difference between a case study and action research in Educational research?

What are the main differences between case study and action research in qualitative research? I want to learn your opinion on this subject.

29 January 2020 6,297 12 View

Can I continue ARIMA model despite my time series has heteroscedasticity ?

04 August 2019 3,314 6 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

I got 02 moderator values defining Johnson-Neyman significance regions. Is it an error?

Hi everyone, I am conducting research for my Master's thesis. I am using PROCESS by Johnson-Neyman to analyze my Moderator model. I test the relationship between Public Service Motivation and...

03 March 2021 2,350 2 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

What analysis to choose with a large neste dataset and clearly skewed or kurtotic distributions?

Hello! I have a dataset of n=3000 nested within 8 countries with approximately 200 or 400 responses in each country. I originally planned to perform multilevel modelling with 4 dependent variables...

02 March 2021 6,865 1 View

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 View