Can we utilize some time for our Health by starting some Exercise at home, in COVID-19 situation ?

Due to COVID-19 pandemic situation forced us to stay at home for our protection. Some people have habit of morning walk , evening walk and exercise in Jim. That is fine. But, we can not go...

24 May 2020 2,224 22 View

Academic use of social media (RG): check the link to respond questionnaire for my friend's thesis work?

https://www.researchgate.net/deref/https%3A%2F%2Fforms.gle%2FryeybBa6azZeezYw7

14 November 2019 9,289 10 View

Are existing old and large structures like monuments, temples constructed in stone masonry, capable to resist earthquake? If yes, how to check it?

Old monumental structures like temples, historical buildings are constructed in stone masonry with large walls and massive arches which are in compression. These structures are beautifully...

29 October 2018 7,761 15 View

Can we use shaving cream or shampoo as admixture in concrete?

Shaving cream is just like foaming agent. Will chemicals contained in shaving cream affect hydration of cement? Low cost shaving cream or shampoo can be experimented for determining their...

20 July 2018 2,062 6 View

How to check quality of crushed sand to be used in concrete?

Nowadays, only crushed sand is only option available for making concrete due to over exploitation of natural river sand. But quality of crushed sand is always questionable due...

11 March 2018 1,333 21 View

How to remove rubber particles attached to concrete road surface due to heavy vehicular traffic?

Concrete Road surface must have certain coefficient of friction. Due to heavy vehicular traffic, rubber particles from wheels get attached to concrete surface. After a long period, concrete...

19 December 2017 6,002 3 View

Is there is any material that can be put in water in suspension stage so that during leakage it will chock pores in concrete slab ?

26 August 2017 10,007 2 View

How and where to use damaged or rejected concrete sleepers of railway tracks?

07 August 2017 9,145 4 View

What is long term durability of aerated concrete blocks ?

07 August 2017 1,166 3 View

Hello, i have attached a copy of my recent gel pic. i could not understand what is the problem with ladder as well as with the samples?

There are two ladders (1kb plus) at 1st and 9th lane. Amount of the ladder loaded was 4ul. 2nd and 3rd lane are undigested and double digested samples respectively. lane 4,5 and 6,7 follows the...

19 April 2016 3,588 12 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

What are the countries most affected by extreme rainfall as a result of climate change?

Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...

01 March 2021 7,168 9 View

What is recommended for solid domain in ANSYS FLUENT?

Should I mesh the solid domain ? or should I use wall thickness? or Shell conduction? for Heat Transfer between two fluids of a Heat Exchanger. what is recommended?

01 March 2021 9,785 3 View

Heat exchanger with liquid Nitrogen as coolant?

I want to cool Natural Gas from 195 Kelvin to 138 Klevin in a heat exchanger by using liquid nitrogen as the coolant medium. When entering the heat exchanger, the liquid nitrogen will have a...

01 March 2021 6,450 5 View

How can i resolve the "final solutuin is not converged" error in Comsol for my heat transfer simulation??

I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...

28 February 2021 8,626 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

Exit velocity of natural gas from pressurized tank?

Hi Guys. I'm a mechanical engineer and have a bit trouble, would be very glad if you could help me with my questions. I have a pressurized tank which contains Natural Gas at 200 Bar and 293...

26 February 2021 6,253 3 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View

Can thermal cycler machines be problematic during PCR?

Hi, my question is about the heating of thermal cycler machines and I hope some of you had experienced a similar thing previously. There are two thermal cycler machines in the lab(BioRad) and for...

26 February 2021 4,777 4 View