I am trying to simulate phase change of refrigerant inside pipe extracting heat from panel in comsol. Can anyone help with how to simulate this?

My model is a rectangular multi layered structure under which refrigerant flows through cylindrical pipes. A heat flux of 600W/m2 applied on panel and internal forced convection is used for...

20 January 2021 9,478 1 View

Why does the ghost atoms gives error in NICS calculation with wb97xd in gaussian09 ?

In a trial, I am trying to calculate NICS (0 and 1) values for benzene ring using gaussian09. I have placed the ghost atoms at the center, 1A, and 2A above the rings. On using the method/basis...

19 January 2021 3,188 3 View

Rejected manuscript for journal publish after 1st revision, what needs to be done next?

Hello, My manuscript has been rejected by the editor and reviewers even after the 1st revision. Though I tend to disagree some of the points raised, assume I can't request for another revision...

28 December 2020 6,062 3 View

Acetylene reduction assay procedure?

Do anyone have the detailed step wise procedure(practical) to do the acetylene reduction assay? Or if anyone can let me know in which institute can i analyse my samples in India?

28 December 2020 6,717 2 View

What is the actual basis on which amount of Perovskites materials are to be taken?

In some discussion people took 112 mg of MAI and 461 mg of PbI2 in 1 mL DMF and some took 461mg of PbI2 too but 159mg of MAI there are many other authors took different amount of these materials...

17 September 2020 9,998 3 View

Forums to get online survey responses?

For my journal publish, I have been asked to increase the sample size by 200. I have been individually contacting more than 1000 Linkedin contacts and posted in all professional groups. But have...

04 September 2020 2,564 5 View

Derivation of Rice and Tracey equation???

12 July 2020 6,555 1 View

Can anyone suggest me where to get a low cost 2D Heterostructure Transfer System?

Except the 2D transfer system sold by HQ Graphene

09 July 2020 3,276 4 View

Why do mangroves intake oxygen through aerating roots like pneumatophores?

Many mangroves like Avicennia and Sonerratia species have developed pneumatophores as an adaptive strategy to survive in hypoxic environment. These pneumatophores receive oxygen from the...

16 April 2020 2,203 3 View

What is a popular book for understanding laser fundamentals and evolution and types of lasers?

I looking for books, channels, videos and PDFs regarding laser and particle interaction and evolution of laser power and laser types and how laser makes the physical changes on the ceramic...

05 April 2020 3,396 25 View

How can I remove salts from crude seaweed extract (except dialysis)?

Hi, I am interested to obtain phenolic fractions from crude seaweed extracts (using ethanol) and test for their antioxidant properties. Since most of the in-vitro antioxidant assays are...

26 January 2021 3,889 5 View

Do chemical and physical properties influence on the size of a polymer particle?

I would like to know if the properties of a polymer impact on the size of the particle it forms. I'm working with different polyssacharides (alginic acid from different seaweed), which are...

29 December 2020 7,333 6 View

Can you give me some Information about the generation of ROS in marine surface water?

Reactive oxygen species is a very new term i think

23 December 2020 8,416 4 View

Do you know any practical application of alginate extraction from seaweed? Can you give me an example?

Do you know any practical application of alginate extraction from seaweed? Can you give me an example?

01 December 2020 808 3 View

Is there a natural conservant to increase shelf life of seaweed liquid extract? Sugarcane molasses could be used?

We are looking for methods to increase lifeshelf of seaweed extracts to be used as liquid fertilizer which can maintain the organic carachteristic of the product. Does anyone has expertise in this...

12 November 2020 1,570 2 View

Can you suggest a sub-problem and possible objectives regarding to this thesis/research study?

03 November 2020 8,155 3 View

How to remove water from plant extract??

Hello everyone, I hope these words find you well. I used 80% methanol (solvent) for seaweed's extraction. I have performed rotary evaporator extraction in order to evaporate methanol but there is...

16 October 2020 5,598 8 View

Image database of vegetation quadrats?

I am trying to develop a web teaching module (thanks to COVID) on plant community ecology. I am searching some database of photographs from plant quadrats to let students experience the whole...

14 October 2020 8,156 1 View

Is there a good way to do insect bioinventories without capturing and killing insects?

Dear entomologist colleagues, just wanted to find out if any of you have ever conducted and published on insect bioinventories without collecting insects? Is it defensible to do catch, ID and...

29 September 2020 7,660 16 View

Does anyone have a simple and inexpensive protocol for supplementing seawater for seaweed in vitro (laboratory)culture?

Does anyone have a simple and inexpensive protocol for supplementing seawater for seaweed in vitro culture? I am looking to replace the Provasoli medium with something simpler and cheaper (I have...

10 August 2020 302 3 View