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

Effect of Addition of phosphate in magnesium lignosulphonate in concrete?

what will happens on strength and shrinkage of concrete when magnesium lignosulphonate blend with phosphate?

09 October 2017 3,045 1 View

How to do ISAT test Calculation?

11 December 2016 1,181 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

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

Samples to study circular dichroism (chirality)?

I want to build a low-cost polarimeter to study circular dichroism (chirality). What type of samples can I use? I am looking for samples that can be found outside the laboratory.

01 March 2021 9,101 3 View

How to accurately quantify chitin?

Hi all, I have been working on the quantification of chitin in insect samples and feed for a while but I can notice that the quantification methods (e.g. exposure to HCl, NaOH, and weighing sample...

01 March 2021 1,843 2 View

Can anyone help with Schistosoma identification?

Can anyone identify what kind of Schistosome species this might be? Morphological features of cercariae and adults resemble Trichobilharzia, though I am fairly new to the field of parasitology...

25 February 2021 7,760 6 View

Is it efficient to do liquid biopsy to investigate the gene expressions of the tumor?

To do liquid biopsy and look for specific gene expressions there are so many published papers. Thera are different protocols and procedures used to isolate circulating cell free RNA or mRNA from...

23 February 2021 7,326 5 View

Suppose we have a banana seller cart consisting of 4 wheels, weighing about 300 kg. How much torque motors are needed to pull of push it electrically?

I am thinking of electrifying the street food carts while harvesting energy using solar panels on top.

22 February 2021 4,323 3 View

Any Homemade Organic Synthesis Practices?

Hi everyone, I am a teacher of Heterocycles Synthesis, Is there a home practice that you recommend for undergraduate students? A simulator would also be useful Due to the pandemic, students...

18 February 2021 2,769 4 View

How to predict the reaction pathway for electro organic synthesis?

Can anyone recommend some any software/models available that can predict substance reactivities and the reaction yield under a specific set of reaction conditions process and proposing pathways to...

17 February 2021 2,383 3 View