How does Ca/Si ratio play role in reactivity of blended cement?

I observed that the low calcium fly ash is more reactive than the high calcium fly ash. Is there any relation between C/S ratio to the reactivity and strength of concrete???

03 January 2020 1,075 3 View

How to find the percentage of calcium hydroxide from TG/DTA curve?

14 November 2019 8,133 1 View

How mortar's toughness can be measured of unnotched section by load deflection curve? is there any standards are available for toughness of unnotched?

How can we measure the toughness of mortar or concrete of unnotched section through load deflection method? any standard are available for measure the toughness of unnotched beam?

21 July 2019 1,326 4 View

Is there any other alternative for 10X MOPS buffer?

10X MOPS buffer is used for formaldehyde gel electrophoresis of total RNA. Is there any other alternative for this buffer that can be used in formaldehyde gel electrophoresis?

28 February 2016 3,590 5 View

How do we implement Watchdog Protocol for detecting misbehaving nodes/links in Wireless Sensor Networks?

I have been trying to implement Watchdog mechanism in NS2 to detect misbehaving nodes/links in wireless sensor networks. Please guide!

28 September 2015 7,902 2 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Can we block unwanted images during the x-ray prediction?

i am try to classify the x-ray images. During classification , can i block unwanted images (except x-ray image).

03 March 2021 7,100 1 View

Does anyone know to clarify these changes?

01 March 2021 1,290 2 View

In an eye with Tyndall, does each dot correspond to an individual cell?

When you observe the presence of Tyndall in an inflamed eye: Does each of the small floating dots correspond to an individual cell or to an aggregate of cells? Does a conventional slit lamp have...

27 February 2021 6,326 2 View

How to calculate the crystallinity of cellulose film?

27 February 2021 2,753 4 View

What could be the reason for not having further low chi square value (better agreement) in my refinement result?

I have tried every combination of parameter changes and after that i have a poor chi square value. I can't get it lower any further. I know there have been a lot of discussion about Rietveld...

26 February 2021 8,480 3 View

Can anyone share his experience regards Smoothing in origin?

I am working on TiO2 composite material and the results of XRD have a lot of small/junk peaks and while I apply a smooth filter in Origin then the other characteristics peaks disappear so anyone...

26 February 2021 8,183 3 View

Compute for the total volume of concrete needed for the concrete pouring of the foundation including its column up to NGL only as shown in the plan?

Looking for the quantity of cement, sand, and gravel of footings and columns. Thank you!

25 February 2021 3,092 2 View

How to replicate the well conditions of a crystal hit with 20%(w/v) isopropanol?

I had a crystal hit in a well with 0.1M HEPEs pH 7.5, 10%(w/v) PEG 4000, and 20%(w/v) isopropanol. Why is isopropanol in w/v here if it's just solvent? How do I recreate this well condition?

25 February 2021 9,761 1 View

I have need of XRD graph analysis software for phase identification. Can you please provide links for software tools which can be downloaded?

i am trying to download x'pert high score software, but can't download it. please do suggest software for phase analysis

24 February 2021 5,687 4 View