01 March 2022 4 235 Report

We are planning to conduct a research connected to some aspects of food waste with my collegues. We are looking for already tested scales to measure food waste. Can you recommend any "well-performing", tested scale?

More Éva Pólya's questions See All
Working with insect primary cells in cell medium and in saline solution?

I work with insect primary cells, which I let grow in TC100 insect medium. For fluorescence measurements I have to discard medium (because of its fluorescence properties) and give a saline...

28 January 2021 3,867 1 View

Does anybody work with CoolLED in fluorescence microscopy?

I have trouble with exciting wavelengths higher than 460 nm while e.g. ex with 405 nm works. Filtercubes are correc, as I used them with my old xenon lamp before... I work on axiovert200M and with...

25 January 2021 5,201 2 View

Myeloperoxidase Colorimetric Activity Assay Kit (Sigma-Aldrich, ELISA MAK068). When do we stop the reaction?

We'd like to use this kit for brain tissue samples (rat). When do we stop the reaction, 30, 60, and 120 minutes? We don't like to test at all three stop points, because we've too many samples.

17 January 2021 6,744 2 View

Quantitative research - hypothesis formulation necessary?

Dear all, I am planning to undertake quantitative research with a survey for my thesis. I am wondering if the hypothesis formulation is compulsory or am I able to do my research without it? My...

29 July 2020 6,145 5 View

Does anybody know if there exist research about a possible impact from military used electromagnetic waves frequencies on insects or VLF-waves?

I am very interested in the possible impact of radiation, espacially electromagnetic waves on insects. I searched several times in different online libraries, if there exists any research about...

29 April 2020 5,918 2 View

Could the new starlink satellites be dangereous for the insects due to the electromagnetic waves which they sent to the surface?

There are now many new satellites and are becoming very more ( 30 000) in the next future. I read in the internet that this satellites have not ready investigates risks on healthy and nature due...

23 April 2020 3,660 5 View

Why do I get different protein concentrations by homogenizing?

I implemented a method for protein extraction of skin samples. I did not change the procedure but over time the protein yield decreased. I homogenized skin biopsies using a bead mill homogenizer...

16 April 2020 3,170 7 View

Can anyone recommend a database for dynamic facial expressions that also include expressions of complex emotions?

Most of the databases of dynamic stimuli for facial expressions only include faces expressing basic emotions. Is anyone aware of a database that also includes dynamic face expression stimuli on...

05 November 2019 8,263 2 View

Approved abbreviations for common rat strains?

Hello, I would like to ask if anyone is aware of an existence of an approved abbreviations for common RAT strains. I know that such list is available for the MICE inbred strains, and would like...

08 May 2019 8,103 1 View

Where to publish in the field of cultural management/ academic galleries and museums/ interdisciplinary cooperation/ international networking?

Dear all, I am at the beginning of my academic career and I would like to ask you for your help and experiences? I am interested into peer- reviewed journals with impact (at least Web of...

05 April 2019 9,457 3 View

Similar questions and discussions
Is stone a sustainable material? Is it a sustainable approach to use natural stone waste in architecture?

I'm designing a zero-waste restaurant and considering using marble waste to make some tables and a bar countertop. My clients think it's not "sustainable enough" and I would like to have more...

01 March 2021 4,326 7 View

How to model the battery pack in PSIM or PSCAD?

Hello, I have simulated a single battery cell using Thevenin equivalent circuit. For a battery pack, I have a large number of cells connected in series and parallel connections. Is there any way...

28 February 2021 2,116 1 View

How to find the right number of integration points in second order 3d finite elements?

I am familiar with finite element simulations and numerical schemes like the Gauss Legendre quadrature. I also know that the Gauss integration yields exact values for polynomials up to degree 2n-1...

27 February 2021 6,818 3 View

High aspect ratio hexahedral mesh optimization solver?

I am interested in evaluating mesh optimization solvers that converge to high aspect ratio unstructured hexahedral grids. In other words, I am interested in a solver that optimizes warpage,...

26 February 2021 7,279 2 View

Is anyone working on a project focused on immigrants/newcomers working in the hospitality industry and how they have been impacted by COVID?

The on-going Covid-19 pandemic has had devastating economic effects on many industries. However, few have suffered to the same extent as full-service restaurants. Numerous studies have shown that...

24 February 2021 9,496 4 View

Anyone with some Transgenomic Wavemaker software? Seeking help from the chromatography community?

I am trying to seek out some Transgenomic Wavemaker software (happy to purchase a computer too) to operate a fraction collector. The only way to connect to the fraction collector so far is to...

23 February 2021 9,181 1 View

What is the optimum time and temperature of blanching and pre-frying potato for frozen fries?

I am helping a local home industry for developing frozen fries from their local farm. I want to know what is the optimum blanching and pre-frying temperature and time for processing. Please also...

23 February 2021 1,616 5 View

How to validate regridding results of environemental data to higher spatial resolution in R?

I am working with several continous, environmental marine datasets at varying original spatial resolutions. My aim is to regrid each dataset to one common, high resolution grid. I am currently...

22 February 2021 2,290 2 View

The Role of Town Planners in CAV Use?

Colleagues and I are about to begin a project investigating the role of town planners and local authorities in establishing the introduction of connected and autonomous vehicles (CAVs). What...

21 February 2021 2,247 3 View

Assistance in finalizing and publishing an article on human resource management in forestry?

Dear colleagues! We have prepared an article on the current status of human resources potential of municipal state forest management institutions of Kazakhstan. Since this is my first experience...

16 February 2021 8,611 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