What steps should one take to address post-harvest disease problems in a supply chain?

If I were to receive an import of a new fruit species in the country and, upon arrival, the whole lot was diseased, what steps do I take to diagnose and solve the problem? Is there a general...

10 January 2021 1,649 7 View

Why does the lipid oxidation rate start to increase below water activity levels of 0.4?

At both very high and very low water activities, lipid oxidation rates are high compared to the rate at intermediate water activities. What can explain this trend?

16 April 2020 186 5 View

How do you reduce the static forces in canon ball packing of fruits for transportation?

Examples of how to increase the contact surface area of the bottom area? Thank you.

25 March 2020 9,187 4 View

What is the appearance of Listeria monocytogenes on other selective media (besides ALOA)?

Specifically for Rapid EC, Rapid Salmonella, Columbia blood agar, MYP, TSA, and XLD. Can it still grow? If so, what color and zone of inhibition?

08 November 2019 6,991 3 View

Why will RVP of foods rely solely on temperature at sub-freezing temperatures and not on sample composition?

At above-freezing temperatures, I know RVP is a function of temperature and food composition. However, it becomes dependent on temperature when its sub-freezing temperatures and the kind and ratio...

01 November 2019 7,950 1 View

Why is fructose more hygroscopic than glucose? Also, why would the alpha and beta anomers of sugar differ in terms of water uptake?

Does it have something to do with its ketone group or a different property? Please explain.

22 October 2019 3,849 4 View

Does anyone have experience combining Coticosterone powder with HBD / Cyclodextrine powder?

Our lab is exploring various methods to get Corticosterone (CORT) into a solution suitable for rodent subcutaneous injections, accounting for difficulty of preparation and cost. Many studies...

21 January 2019 8,161 2 View

Determining yield strength using offset requires extensometer?

I would like to know if extensometer is necessary to determine yield strength of nickel 718 alloy? Or using cross head movement to estimate the sample strain is sufficient? I'm using 0.2% offset.

13 January 2019 7,042 7 View

What is the reason for the wide price range of Carbon Nanotubes? How to assess the quality of CNTs?

Suppliers of carbon nanotubes (SWCNT, DWCNT, MWCNT) provide very different quotes for their product which, at an industrial level, should be related with their quality: - How to assess the quality...

05 December 2018 5,514 3 View

Influence of mounted sample height on SEM images?

I have several samples that have been mounted however the sample height differs, which means the working distance will differ as well. May I know how this will influence the the image captured in...

25 March 2018 7,831 4 View

Which is the most efficient etching solution for nickel based alloys?

Which solution reveals the microstructure and features of nickel-based alloys?

02 March 2021 2,221 3 View

Which reagent is best among 'Dimethylglyoxime" and "Dithiothreitol" for spectroscopic determination of Nickel ?

What I think is Dithiothreitol. As it is water-soluble and does not form a precipitate. But, the thing is it contains sulphur which is quite hazardous to aquatic animals.

01 March 2021 8,374 4 View

How to determine solutionizing time for cast Al alloys?

For wrought alloys soaking time at solutionizing temperature is determined by thickness .Do we have such standards for cast Al alloys

23 February 2021 8,839 3 View

Which thermal conductivity test recommended for Ag-Cu nanofluid?

I have prepared Ag-Cu alloy with polymer coating upon it.... how can I measure thermal conductivity of it ?

22 February 2021 5,915 3 View

How to generate AA6061 alloy or any aluminium alloy crystal in material studio?

I need to carry out molecular dynamics simulation on Aluminium alloy. For this i need the crystal structure that which could be further replicated to form a structure.

22 February 2021 1,410 1 View

What is the best etching method for Mg-Ca alloy?

I have used Picral etchant (4.2 g Picric acid, 10 mL Acetic acid, 70 mL Ethanol, 10 mL distilled water) but it didn't work. Is there any alternative?

21 February 2021 2,558 5 View

What are damage parameters for SMA while modelling on ABAQUS 2020?

I have given Elastic and Superelastic material properties, but I think we need to provide the damage parameters also. Please help me here.

16 February 2021 8,694 1 View

Are there alternatives to the Devarda alloy when estimating nitrogen?

Are there alternatives to the Devarda alloy when estimating nitrogen? devarda alloy is reducing the nitrate to ammonium

15 February 2021 8,838 3 View

Passivation of chromium cast Iron in high temperature?

14 February 2021 2,157 3 View

How can we quantify martensite in Ferrous and Titanium alloys?

How can we quantify metastable phases like martensite in Ferrous and Titanium alloys, in relation to their stable counterpart For example in EBSD, XRD, Optical? Eg, Martensite and Ferrite maps.

09 February 2021 7,572 3 View