What is the relative humidity of concrete in bridges and road pavements?

I am looking for information on concrete RH in bridges / viaducts and in concrete road pavements. The data would be perfect as in the...

06 July 2017 6,675 4 View

How to determine the moisture transfer coefficient in concrete? (What unit?)

Dear Sirs, I have a problem with defining a unit when calculating the moisture diffusion coefficient in a concrete. PROBLEM EXPLANATION: research: - I prepared cubic samples with a 150 mm edge,...

06 July 2017 3,447 8 View

How the result of the measurement of air permeability of concrete depends on the temperature?

Dear Colegues, I am looking for information: How the result of the measurement of air permeability of concrete depends on the temperature? Especially I am interested in correction factor for...

31 December 2015 670 3 View

Is the way of destruction such as in the picture correct?

Dear colleagues, I'm looking images properly destroyed samples tested using neoprene pads ASTM 1231. Interested primarily samples with a ratio h:d equal to 1:1 Does the way of destruction such as...

05 June 2015 8,063 6 View

How do you judge quality of the concrete on the basis of the sorptivity test ASTM C 1585?

Dear Colegues, I am looking for information on how to judge quality of the concrete on the basis of the sorptivity test ASTM C 1585? Something like for example for Autoclam (Table...

31 December 2014 3,520 2 View

What is the depth of penetration of water under pressure for hardened concrete?

11 December 2014 3,828 4 View

Where can I find information on concrete sorptivity dependence on the shape and size of the sample?

I am looking for publications about concrete sorptivity dependence on the shape and size of the sample. I know: W. Dias. Influence of drying on concrete sorptivity in Magazine of Concrete...

08 September 2014 213 2 View

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 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

Energy minimization in LAMMPS using NVT ?

How do I do energy minimization in lammps with NVT ensemble ? I am using the following command and it does not seem to work. It stops at extremely high energy and gives me the error zero search...

01 March 2021 2,294 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

How can I integrate a routing protocol in a tiny device (e.g. Raspberry Pi)?

Hi Community, I'm facing the issue of integration/compiling a new routing protocol in a WSN simulator. The final goal is to successfully add, configure this routing protocol in hardware devices...

01 March 2021 9,332 6 View

How can I edit suggested publications?

Hi there! I regularly receive suggestion about papers and authors that are totally out of my area. Does anybody know how I can fix this? Thank you!

01 March 2021 9,574 4 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

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