Interested in contributing to a Special Issue in Entropy (MDPI, IF 2.49)?

30 November 2020 1,941 1 View

Where can I find a detailed database with info on how many people did COVID 19 patient meet before being symptomatic?

We are building a mathematical model for COIVD 19. We are looking for data with Patient ID, Age, Gender, Travel from and to, Date of arrival, a number of people the patient met after arrival,...

29 March 2020 7,954 4 View

Are there any general rank condition results on the controllability gramian?

I was looking for bounds on the controllability gramian matrix in integral form. Are there any known norms to compare different gramians?

26 April 2019 3,224 3 View

Which are the best materials for solar heat storage?

Materials which can be used as heat storage for solar energy

07 January 2019 1,750 5 View

How to make selfcompacting concrete mix design using Penttala?

hi, is anyone can share SCC mix design using Penttala design method. in Excel format for Creating a SCC mix design for my rproject ?

07 November 2018 3,232 2 View

Which surfactant should be used for preparation of NePCM using CuO nano particles and paraffin wax?

Which surfactant should be used for preparation of NePCM using CuO nano particles and paraffin wax?

06 May 2018 8,231 2 View

Ploting a graph in excel?

Can anyone please help me with the cfu/ml graphs. I have conducted cfu/ml assays to test 5 metals against one bacteria. When i did calculations some metal killed 100 % bacteria and some only upto...

07 March 2018 7,800 2 View

How to design Pervious concrete?

Can anyone suggest , how to design Pervious concrete design upto M25 for at different voids % & different paste volume as per ACI 522R 10 in excel format?

11 December 2017 2,837 2 View

Electrospinning in Bangalore

24 June 2017 5,452 3 View

Comsol post processing- How to plot AC voltage vs time in comsol?

08 March 2017 5,061 2 View

Sutter electrode holder leaking after applying positive pressure. How to fix?

I am using a Sutter electrode holder for my patch clamp experiments, but I'm having trouble keeping positive pressure inside my electrode due to a leak out of the back of the holder. I have added...

02 March 2021 5,829 1 View

Necessary tube lenght to cool Natural gas in a dry-ice cooling bath?

I have a tank which contains natural gas at 250 Bar and 293 Kelvin. I want to cool the gas in a dry-ice cooling bath to about 195 Kelvin. The gas will flow in a copper-tube through the bath with a...

27 February 2021 8,128 1 View

How can I homogenize this data to make a meta-analysis?

Hi, I am doing a review and hopefully meta-analysis for my Master thesis but I have the following problems: - Some studies only give the difference between end trial and baseline data and other...

22 February 2021 1,115 4 View

HPLC baseline failure (ACN/Water)?

My baseline increases without any explanation, it is only fixed by changing the solution B, will it be the column? Reagents? Bomb? Detector? Solution A: H3PO4 0.01% IN WATER Solution B: H3PO4...

21 February 2021 5,656 3 View

Trouble shooting with his tagged protein expression in E.Coli?

i have issues in expressing a chicken protein in BL21 cells with his tag. I do not see induction even at 18 degrees. Any suggestions

15 February 2021 8,939 3 View

Is there a way to grow biofilm in lab to mimic biofilms in showers and baths? Also, how can I measure it?

Hello, I am new to biofilm research and have a question about growing and measuring biofilms. We want to research the effect of a type of enzymes in breaking down biofilms in showers, baths, hot...

14 February 2021 3,522 3 View

Are there any technical and safety tips or details for hot salt baths?

29 January 2021 6,036 2 View

Do head direction cells necessarily encode in an allocentric reference frame?

According to the vertebrate literature, I got the impression that head-direction cells are always anchored to an allocentric reference frame. This can easily be tested with freely moving animals....

27 January 2021 3,821 3 View

Can you apply graph theoratic functional connectivity analysis to study cognitive processes under external stimuli?

Can functional connectivity analysis using Graph Theory (Hub-ness, clustering coefficient, etc) be applied to study cognitive processes? I felt most of the analysis to study the brain after...

25 January 2021 4,575 3 View

What should be the current and voltage for nickel coating of around 15 micron for steel specimen and also the bath composition?

I need the complete setup information.

21 January 2021 6,455 4 View