Hi Sara, we are also working on possibilities of using essential oils as insecticides. Are you interested for any kind of cooperation?

More Slobodan B. Krnjajic's questions See All

Identification of invertebrates?

Respected colleagues, I need a help in identification of some aquatic invertebrates. I found they under the stones in little river. Here are the photos. Thank you in advance.

28 June 2021 7,291 8 View

Identification of invertebrates?

Respected colleagues, I need a help in identification of some aquatic invertebrates, which I found in little stream in Serbia, on the bottom of stones. Here are the photos of four (or maybe three)...

28 June 2021 9,413 11 View

Does anyone have experience with Micro Laser Particle Spectrometer uLPS-32 or similar?

Does anyone have experience with Micro Laser Particle Spectrometer uLPS-32 or similar? What should I connect to the sensor connection? How it works and does anyone have any operation manual?...

05 July 2020 9,532 0 View

Transparent spheres from Graphite in oxyhydrogen plasma?

On the attached picture is the a result of putting a graphite rod in a oxyhydrogen plasma, it is transparent plain sphere, it is not hollow. The dimension of these spheres are maybe in order of...

18 March 2019 4,044 7 View

I suppose you have priorities in transient(s) in motor drives. Which motor has priority? Is it IM? Which transients have priority: mech., el., term?

Your project is very interesting to me. But the title is very, very wide. Do you consider more types of motors or only the most used induction motor? In electric drives there are simultaneously...

15 February 2018 9,940 4 View

Have you any questions about non active energy?

I suppose that you investigate consumption of electric energy. It is useful to find what is the role of non active energy. From the other side costs of compensation of reactive energy and...

29 November 2017 1,207 3 View

What is your opinion about distortion power D (DIN 40110 or other regulations)? Is it worth to measure, register and pay?Is the unit for D (kvar)?

I have researched the power field more decades. It is strange to me why distortion power is not measured, registered and pay. From my researches in drives (air conditioners, elevators, drives in...

03 November 2017 6,433 4 View

Where can I find parallel corpora for a keyword extraction task?

Corpus must contain documents (texts) with hand annotated keywords by human experts.

03 September 2015 3,764 3 View

Bilateral default mode network (DMN)?

Can someone inform me very briefly (or indicating the reference) about symmetries, sides or lateralization of default mode network (DMN) in human brain?

27 March 2015 6,489 4 View

Is there a problem with my RNA pellet?

Hello, I am currently having problems with RNA extraction. I am using mouse liver (C57BL6J), and I have extracted RNA from mouse liver before. Before this experiment, my final RNA pellets were...

11 August 2024 7,082 3 View

RNA Extraction Using Hot Borate Method No Longer Working?

I've been performing RNA extraction on cotton petiole tissue for a few months now using the method described in the following paper, a derivative of the typical hot borate method...

08 August 2024 9,882 2 View

How to heat polymer for about 130° without oil bath ?

is there any other way to heat a polymer evenly other than oil bath if so what are those and how to use it

06 August 2024 947 1 View

Low-yield gel extraction problem?

I am having an issue with my gel image where my PCR product is not appearing very bright on the gel. When I perform gel extraction, the A260/280 purity value is very low. I used the Qiagen gel...

05 August 2024 9,798 3 View

Do you have good tips for seaweed tissue preservation in the field for post RNA extraction?

I will be with my students collecting seaweed samples in a marine farm and later we will process this tissue for RNA isolation and further sequencing. Does anyone have tips on how to collect the...

04 August 2024 501 2 View

The question is how to use Wavenet transform?

HOW CAN I WRITE A CODE TO USE THE WAVENET TRANSFORM AS A FEATURE EXTRACTION METHOD INSTEAD OF DWT IN MATLAB?

03 August 2024 7,829 0 View

Do you think can be any gas and oil bearing rocks in Eastern part of Iran?

I want to know more about petroleum deposits in Iran.

02 August 2024 8,725 3 View

I need to dissolve stigmasterol for an animal experiment, it hasn't dissolved in either DMSO or vegetable oil. Can anyone recommend the best solvent?

Hello everyone, I need to dissolve stigmasterol for an animal experiment, but it hasn't dissolved in either DMSO or vegetable oil. Can anyone recommend the best solvent for stigmasterol?

01 August 2024 7,504 2 View

How to treat monolayer culture cell line with essential oil?

Hi all, may I ask you for advice about treating monolayer culture cell line with essential oil. Due to the hydrophobic character of the oil, I am concerning how can it equally affect to all the...

31 July 2024 5,301 2 View

Can i use the protease inhibitors during cell membrane vesicle preparation ？?

I am currently working on a project that involves extracting cell membranes, for which we disrupt the cells using sonication. During the initial extraction process, we add protease inhibitors to...

30 July 2024 7,077 1 View