What are the main problems associated with LDPE recycling or valorization compared to other polymers such as HDPE and PET?

In most developing countries like Nigeria, low to medium-income earners consume packaged water coming from sachet water. Sachet water is made from LDPE. I am looking at each packaging holistically...

13 October 2020 5,044 3 View

What is the heat energy in an isothermal process?

I was conducting furnace testing (Carbolite ELF 11/6b) on a carbon epoxy composite in order to find fibre volume fraction. I was recently working on the thermodynamics of the process. Obviously in...

27 June 2020 679 1 View

Stata numerical overflow - solutions?

I'm trying to estimate a Multilevel Tobit Regression using Stata. Since fixed effects are not appropriate within Tobit, I tried to run a Tobit regression with random intercepts. In this case the...

06 December 2018 5,218 1 View

How stable is Alpha-1 Antitrypsin in frozen samples?

Recently I observed that my samples containing human AAT loose its concentration when stored at -20oC. Does anybody have an experience in safe conditions for storing AAT samples- how long and in...

19 July 2018 7,136 4 View

Do anybody know, good (free-download) program for performing attractive visualisation of structures derived from Gaussian calculations?

Do anybody know, good (free-download) program for performing attractive visualisation of structures derived from Gaussian calculations? Options from GaussView 5.08 are rather primitive. Thanks...

13 October 2017 3,346 16 View

Problem with white colour of wastewater

I have the following problem. Municipal wastewater is treated on biological beds. The beds are polypropylene open mesh baskets which offer high area for growth of microorganisms. The beds are...

25 May 2017 1,538 4 View

Predict probabilities with gamlss R package BEINF-family?

26 December 2016 3,275 9 View

Did anyone try to fix the cells with glutaraldehyde before using ThiolTracker?

08 February 2016 7,451 3 View

How can you explain that Polish successors of family businesses chose diligence, courage and accuracy?

11 December 2014 2,498 5 View

Why is in vivo treatment increasing auto-fluorescence?

17 September 2014 556 4 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

Research on Supply Chain Management in Indian context?

Hi, I am planning to apply for the PhD degree in the Supply Chain Mgt. with specific area of "Cold Storage warehouses" during Pandemics and wars. Where lock downs and shut downs are frequent....

02 March 2021 285 2 View

What does Servant Leadership mean today and in the future? What are the advantages and disadvantages?

In current time of many changes in business and world of work, a lot is said and reported about the importance, skills and benefits of leadership. Are soft skills becoming more and more important?...

02 March 2021 8,149 3 View

Can you share me how teacher education is managed in your respective national educational system?

I feel that the practice in teacher education in my country is below the expected performance level due to very poor management system. Hope I will learn something from your experiences.

02 March 2021 1,516 4 View

How does one access the Cranet survey data on HRM practices?

Hello, The Cranet website does not provide any lead to the data obtained from their multinational survey on HRM practices. Any help on accessing the data would be most appreciated. Thank...

01 March 2021 9,536 3 View

Is there any research regarding how training and development is going to change in the era of Fourth Industrial Revolution?

As the organizations getting prepared for the fourth industrial revolution, to enhance the skills of their workforce what type of changes are necessary and going to occur in the training and...

01 March 2021 3,199 3 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

Any research paper call for publication related to management or finance or economics?

It should be standard journal (Indexed)

01 March 2021 8,379 1 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View