Best books to self study number theory and especially diophantine equations?

Hi, I'm an undergraduate math student. I've already passed linear and abstract algebra and recently passed a course in elementary number theory and I really enjoyed it. now I wanna self-study more...

25 January 2021 4,279 17 View

How Can I Synthesis Nano-Sized Fe3O4 Hollow Spheres?

I want to synthesis Hollow Fe3O4 Nano Spheres. May Sb help me? I want their size is in the range of Nano (Less than 100nm)

26 December 2020 5,968 8 View

Whic step is good in Abaqus to model the incremental load behaviour, Explicit or Static?

I am modelling Hydraulic plunger load on the pipeline. the load variation is linear over the time. I am using Explict step eith linear amplitude curve for a certain time period. The problem with...

20 December 2020 869 2 View

How to collect data for Regional Research Study?

08 October 2020 8,003 4 View

How the presence or absence of punctuation in a data set will affect the outcome of an argument mining task by deep learning?

Annotating a big data-set for an Argument Mining task which is going to be processed by deep learning made me wondered if the presence or absence of punctuation(final dotes or a comma)affects the...

14 August 2020 5,379 1 View

How many paragraphs (or any other milestone applicable to a data set e.g. words) for an argument mining task of deep learning is required?

I am supposed to annotate 80 papers of a specific genre (40 pages on average) which is TIME-CONSUMING; this data set will be processed by deep learning. I am wondering if someone could help me...

10 August 2020 6,085 3 View

Can '0' value be assigned to missing values, particularly where I am considering creating an index using PCA through some proxies?

Greetings from my side. I am working on a panel of Asian countries. However, the biggest hurdle I am facing is missing values/data for financial inclusion. In many papers of financial inclusion,...

25 July 2020 8,164 3 View

What should I do after data collection : first step, and then...?

recently I have collected data( survey) and I want to analyze the data so for that I am going to prepare my data, I need your useful suggestion that what should be the first step after data...

03 November 2019 7,797 8 View

Can electrolytic deposition of Zirconia by hydroxide precursors lead to fabrication of ZrO?

I have prepared zirconia electrolytic thin films on NiTi alloy by cathodic electrodeposition process in zirconyl nitrate solutions and the films were then heat treated at 450 degree Centigrade ....

03 September 2019 9,361 2 View

Is Pt-Ni-Co complex(Mof) is suitable for HQ and CC Sensing?

Is Pt-Ni-Co complex(Mof) is suitable for HQ and CC Sensing, if yes then which electrolyte should be use for it? and what is pH and other condition?

30 July 2019 7,843 5 View

Sutter electrode holder leaking after applying positive pressure. How to fix?

I am using a Sutter electrode holder for my patch clamp experiments, but I'm having trouble keeping positive pressure inside my electrode due to a leak out of the back of the holder. I have added...

02 March 2021 5,829 1 View

What thickness need for ITO to use as conductive layer?

I want to do RF sputtering of ITO on glass substrate using magnetron sputtering. what thickness do i need to make it good conductive layer to use it for PSC. Moreover, whats about thickness of...

01 March 2021 395 3 View

Adherance of Polyaniline coating over stainless steel?

Is the electropolymerisation of polyaniline coating over stainless steel (SS) via Cyclic voltammetry technique is really adherant? Else how to improve the adhesion of the coating, whether any...

01 March 2021 8,220 2 View

Which fluorescent dye to use for measuring total ROS production?

Is DCFDA appropriate for measuring total ROS production, or can it only detect certain types of ROS? If I want to measure total ROS production, which dye should I use?

01 March 2021 9,447 3 View

Is there a method of determining feed digestibility without the need to re-pellet the feed?

I am aiming to determine the ADC values of a commercial fish feed, but I do not have a steam pelleter or extruder available to me. Ideally, the pellets could be coated with some inert marker....

28 February 2021 7,967 3 View

How to immerse bricks in wax ( for coating ) ?

Do we immerse the bricks horizontally or vertically ? #bricks#waterproofingsurface#civil#engeenering#chemicalengineering#wax#parafinwax

28 February 2021 6,685 2 View

For gelatin coating for culturing HUVEC.Should the gelatin be made in sterile water or PBS? Do I need to autoclave the gelatin soln after making it ?

I want to use 0.1% gelatin. Should that be made in PBS or sterile water? Should I autoclave the gelatin soln after making it in water/PBS?

28 February 2021 274 2 View

Why is my platinum counter electrode getting dirty during electrodeposition?

I am conducting anodic electrodeposition of MnO2 onto a stainless steel substrate, using a platinum strip as a counter electrode. This is done galvanostatically, with the current held between 5...

27 February 2021 1,829 3 View

What pH condition required to coat APTES on silica coated Fe3O4?

It's a hydrolysis reaction, which may produce by either acid or base-catalyzed reaction. so can anybody help me with this, which condition is suitable for this reaction?

26 February 2021 1,760 8 View

What is the best surface to culture cells isolated from a skin biopsy?

Hello, recently I am having some difficulties with maintaining the cell culture of primary cells isolated from a skin biopsy (normal and malignant). The coating of culture plates with Matrigel (a...

26 February 2021 6,151 2 View