07 October 2022 1 188 Report

Hi all,

Which the following equations are used to calculate the thermal stress in polymers?

What is their difference?

1- σ = EαΔT/(1 – μ)

2- σ = EαΔT

More Javad Dastjerdi's questions See All
Methods of measuring the moisture content of iron pellets and iron concentrate in the steel industry?

Dear colleagues, I'm researching some methods of measuring the moisture of iron pellets and iron concentrate in the steel industry (especially non-contact methods). If you have any information...

22 June 2024 7,894 2 View

Has anyone done any research with the EPlus EP-M250 device?

I have a few questions about device variables for Ti64 and 316L.

18 April 2024 4,021 0 View

How do I conduct a dose-response meta-analysis in STATA 17.0?

What are the commands and software used for dose-response meta-analysis in STATA 17.0? Also, what considerations are there for data extraction in dose-response meta-analysis?

31 March 2024 3,721 1 View

I want to research about next Chapter of Marketing, Can you help me with it?

Hello everyone, I am planning to write a book about the future of marketing. I believe that the topic of trust is crucial because, despite all the advancements in AI and digital technology, we...

06 January 2024 2,030 5 View

Paralell processing in R using doParalell is failed?

I used the Nimble package to compile part of a program code in R. Then in another part of the program code, the compiled functions were used for processing large data in parallel using %dopar% and...

03 January 2024 1,662 0 View

Is it possible to use of "Photonic Crystal Fiber Sensor" in the steel industry?

What materials can be used in photonic crystal fiber sensors to withstand and measure high temperatures? (more than 100 degree centigrade)

03 January 2024 4,374 7 View

How can we evaluate the "sensor delay" of a photonic crystal fiber temperature sensor?

Does it make sense to evaluate the "sensor delay" when we have simulated a PCF temperature sensor in 2-D (in Comsol software)? Is there a certain formula to evaluate it?

17 November 2023 1,521 1 View

What is the difference between TE-TM modes and X-Y polarization in a photonic crystal fiber (as a temperature sensor)?

I would like to know the difference between them. Are they not the same?

21 October 2023 7,375 4 View

job opportunities and positions in the field of conservation and restoration, laboratory study, and archaeometry of historical objects ?

Dear Scientists and colleagues, How are the job opportunities and positions in the field of conservation and restoration, laboratory study, and archaeometry of historical objects in your country?

21 October 2023 1,667 0 View

How to manage landfill leachate containing Arsenic?

Dear all, We have a landfill which is filled with sludge containing high amount of Arsenic (approximately 412,000 ppm). This sludge is the byproduct of a acid factory wastewater treatment plant...

15 October 2023 9,902 2 View

Similar questions and discussions
Why does my protein refolded to beta sheet during thermal denaturation analysis?

Hi! So i attempted to understand a novel protein behavior towards heat application by analyzing its secondary structure change. I subjected the protein to a thermal denaturation analysis using...

06 August 2024 1,989 3 View

Polymer wear calculation?

What is the method for analytically calculating the wear and service life of polymer-polymer sliding pairs?

04 August 2024 1,078 1 View

What is the role of oxidative stress in toxin-induced carcinogenesis?

What is the role of oxidative stress in toxin-induced carcinogenesis? I am currently researching the impact of environmental toxins on children's health and would greatly appreciate insights from...

02 August 2024 3,174 1 View

How to explain the different interaction between soluble and insoluble polymer in water?

Hello everyone, I am try to understand the differences interaction between insoluble and soluble polymers in water with metal ions and how theit charge density (of metal ions) affect the interaction.

29 July 2024 6,350 3 View

Expansion thermal of muscle ?

What is the thermal expansion coefficient of human muscle?

27 July 2024 7,190 0 View

Could GSH level be more in CCL4 rats than negative control rats?

i compare between the antioxidant and oxidative stress level between negative control rats (saline) and CCL4 intoxicated rats. i found the level of GSH and TAC is more in toxic group than normal....

26 July 2024 1,887 0 View

Can we eliminate the stress singularity at the tip of the crack by manipulating the elastic constants?

The aim of the research here is to prevent the propagation of the crack in the fabricated elastic medium with useful applications.

25 July 2024 9,976 3 View

How do nutrient transporters and aquaporins interact under abiotic stress in plants?

"The Correlation between Nutrition and Transport Mechanism under Abiotic Stress in Plants: A Comprehensive Review" by Muhammad Saleem, Jianhua Zhang, Muhammad Qasim, Rashid Iqbal, and Li Song,...

23 July 2024 9,109 0 View

What is the difference between coordination polymer, MOFs, MCOFs?

Wherever I have referred, it puts me in a dilemma about the exact differences between these. It would be really helpful if someone can put me out of this trouble.

21 July 2024 3,045 3 View

Appearance of crystallization peak in heating cycle of DSC test?

For which types of polymers, the crystallization peak in heating cycle of DSC test can be observed and for which types cant? In another word, when this exothermic crystallization can be observed...

18 July 2024 348 3 View

Our partners will collect data and use cookies for ad personalization and measurement. Learn how we and our ad partner Google, collect and use data. Agree & close