Stamped concrete instead of concrete blocks!!!

More Qasim M. Shakir's questions See All

Is there any cases algae not using the nutrient from the wastewater and grow normally?

I am working on microalgae cultivation using waste water. The initial concentration of nutrients were less but the microalgae has achieved biomass growth of 2 g/L. The final concentration of...

08 August 2024 4,812 2 View

I have calcined my catalysts without flowing air from the compressed air cylinder will there be any problem with my reaction if i use that catalysts?

FYI Catalyst is MFI zeolite Si/Al = 140,25.40.11.5,15 I am using this catalyst to study methanol to DME conversion

25 July 2024 2,486 2 View

How can I measure arsenic concentration in a patient blood?

I intend to get an economical and accurate LAB TEST to measure arsenic concentration in blood sample.

23 July 2024 3,654 2 View

It is possible to conduct a structured written interview for a qualitative study?

In your opinion, I would like to know if a qualitative study with a structured interview can be conducted in writing. In other words, we sent out open questions and asked the interviewees to...

11 July 2024 4,163 4 View

What is Differential-Fed in microstrip patch ant? How it is design in CST studio? What is process and procedure to do Differential-Fed in CST studio?

What is Differential-Fed in microstrip patch antenna ? How it is design in CST studio? What is simulation process and procedure to do Differential-Fed in CST studio ?

08 July 2024 7,464 1 View

How to know the TM/TE modes in antenna design in CST studio?

How to know the TM/TE modes in antenna design in CST studio? Example: TM01 ,TM02 ,TM10, TM12, TM30 like this... how can identify the antenna is operate the above said mode? can any one explain...

08 July 2024 6,609 2 View

What is co-polarization and cross polarization? How can plot it from CST studio?

what is co-polarization and cross polarization? How can plot it from CST studio? what are steps and process for find out co-polarization and cross polarization from CST studio?

08 July 2024 7,869 1 View

Why in some degradation experiment the results doesn't fit first or second order kinetics ?

In an antibiotic degradation experiment using metals carbon composites to activate PMS, the results doesn't fit pseudo first or second order kinetics however the degradation efficiency is very...

26 June 2024 6,941 3 View

Why carrier Concentration decreases while increasing Temperature ?

Hi All . Recently, I conducted Hall measurement experiments at high temperatures on highly p-doped diamond with a doping concentration of 2.5×10^20 cm−3 During these experiments, I observed two...

23 June 2024 4,763 0 View

What are the best practices for increasing earth biomass?

I'm thinking of how to increase biomass to replace plastic and industrial waste.

23 June 2024 1,871 4 View

How to fix errors in my heat transfer steel structure with reinforced concrete slab model Abaqus?

I have modelled a steel structure using beam elements in Abaqus and attached to this structure reinforced concrete slab. The analysis that I am making is heat transfer of the structure. The...

07 August 2024 1,028 0 View

What are the limitations and challenges of using machine learning for predicting concrete compressive strength in practical applications?

Machine learning (ML) has shown great potential in predicting the compressive strength of concrete, an important property for structural engineering. However, its practical application comes with...

03 August 2024 2,546 2 View

Sample size for qualitative study?

I am working on scale development in behavioral finance by undertaking a mixed-method approach using the exploratory sequential design. The phenomenon has diverse meanings in existing literature...

20 July 2024 9,153 11 View

Zero pivot in Abaqus concrete 3D printing simulation using model change?

Recently I've been working on a simulation of concrete 3D printing, and has successfully simulated a layer-by-layer 3D printing process using model change. However, when I proceeded to try...

06 July 2024 2,130 0 View

What heavy aggregates are available for protective concrete in your country?

01 July 2024 1,625 3 View

Poured Earth Concrete ?

What are the benefits and advantages of concrete flooring when used in parking lot floors, and what are the technical requirements and general specifications that should be considered to ensure...

29 June 2024 2,171 5 View

Why did the simulated load-displacement curve of beam keep increasing and didn't decrease (ABAQUS)?

Dear colleagues, I'm currently modelling a simple 4-point bending test of a concrete beam in Abaqus. However, the load-displacement curve was ascending (without final point), which didn't match...

29 June 2024 6,192 2 View

What motivates people to become a researcher?

I wonder why some people are naturally motivated towards research and never ever get bored reading tons of technical papers and research articles. Basically, they eat, walk, talk and breathe...

24 June 2024 2,687 1 View

What can the authors say about the interface problem between the concrete core and the CFRP shells? What is the adhesion type like?

I submitted my journal and got some comments, I have answered and corrected all the comments from the reviewer but I don't understand how to answer this question. any expert researcher help me to...

20 June 2024 3,802 1 View

Asked a question in geopolmer concret ?

What are the realistic applications of self-compacting geopolymer concrete in the world? Are there names of projects implemented with this concrete around the world? Please mention the names and...

20 June 2024 6,040 2 View