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 ?

10 November 2018 5,323 2 View

How to quantify concrete performance using different admixtures?

How can i quantify concrete characteristic performance using different type of admixtures like high range water reducing admixture, air entraining admixture , viscosity modifying admixture...

06 July 2018 3,506 5 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 1,672 3 View

How to do ISAT test Calculation?

11 December 2016 1,181 0 View

How to synthesis polycarboxylic ether?

how can synthesis polycarboxylic ether in lab of APEG & MPEG type?

07 August 2016 8,599 0 View

What is pace rate applied in flexural strength of concrete?

Is there any relation for pace rate applied in both commpressive and flexural strength ? how pace rate determined as the size changes for cube or beam ?is there any calculation to determine pace...

31 December 2015 350 3 View

Is anyone having a astm C1702?

ASTM 1702 is related to heat of hydration of cement.i want to exact procedure as per astm standard?

10 November 2015 6,723 0 View

Need help for design of Exposed concrete?

hi, i want to know about of making a exposed concrete . in this, what should be mix design as well as combined gradation graph for aggregate.and which admixture i have to used for better expoed...

08 September 2015 6,476 0 View

What is a sixth geneation polycarboxlic ether?

Need information about polycarboxylic ether of sixth generation & its chain length,density as well as performance on concrte compared with fourth generation pce.

02 March 2015 9,420 0 View

Is anybody knows about alcox as viscosity modifier?

31 December 2014 1,964 1 View

How do I increase the yield of my PCR product?

Hello, We would like to increase the yield of our PCR product. We are running a series of PCR reactions that is targeting ~1.1kb sequence. We begin each reaction with ~400pg of template DNA...

02 March 2021 4,029 3 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

What is the procedure to determine the permeability of concrete?

can anyone help me in this, it will help me with my research work

01 March 2021 834 3 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

Which one is easier and better at modeling slender masonry structures? ANSYS or ABAQUS?

I need to model masonry and reinforced concrete minarets for my MSc thesis. Which one is easier and better at modeling slender masonry structures? ANSYS or ABAQUS? (Or any other program for just...

01 March 2021 736 3 View

Apart from Nanosilica and CNT's what are the other nanomaterials readily available to use in concrete mixture?

Nanotechnology in concrete materials

01 March 2021 3,379 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

Concrete compressive strength databases?

I am looking for datasets similar to this one: http://archive.ics.uci.edu/ml/datasets/Concrete+Compressive+Strength I am looking for concretes with different types of aggregates (Recycled,...

27 February 2021 6,801 3 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

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

What is the best way to calculate the angles of twist for concrete columns subjected to torsional moment using finite element software?

In Finite element software like ANSYS , there is difficulty in obtaining direct results of twisting of concrete members because SOLID65 which is the unique element designed to represent concrete...

26 February 2021 3,806 2 View