Vibration/ thermal gradient/ nonhomogeneous materials

What is the effect of linear thermal gradient on vibration of nonhomogeneous rectangular plate?

01 January 1970 4,436 3 View

Mathematical analysis/ Real Analysis

Suggest me some sets which are perfect but totally disconnected. I know Cantor set is an example of this type. But i am thinking about another example.

01 January 1970 8,621 5 View

Sturm- Liouville equations

Suggest me any method for choosing correct weight function for evaluating Rayleigh quotient in Sturm Liouville equations?

01 January 1970 4,411 1 View

Handbook of mathematics

I need this book for study. If anyone have the pdf of the same please reply me. Thanks in advance.

01 January 1970 7,797 3 View

Hausdorff measure or dimension

Suggest me some books related to Hausdorff measure . Thanks in advance

01 January 1970 8,409 1 View

Functional analysis/ Discontinuous linear map

Can a discontinuous linear map have closed graph?

01 January 1970 8,897 5 View

Topological Structures( Wolfgang J. Thron)

01 January 1970 2,503 1 View

Partial integro differential equations

Suggest me any book of partial integro differential equations.

01 January 1970 5,784 1 View

Metric space/mathematics

Is the interior of closure of open ball equal to open ball in a metric space?

01 January 1970 5,434 4 View

Journal/ Impact factor/ citations/ national/ international/ GIF/ Cosmos IF/ SIF/ H index

Which is more important among journal( national/ international) , Impact factor of journal( GIF, SIF, Cosmos IF) , Citations ( h- index, i-10 index) for the published paper? Please give your...

01 January 1970 1,961 7 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 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

Should we change media after1st 6hrs after plating HUVEC bought from INVITROGEN?it's not recomended by invitrogen.Will DMSO present in stock matter?

We have HUVEC bought from Invitrogen. Cat no -C-003-5c. while first plating the cells we have bought the protocol suggests not to centrifuge the cell with media to remove the DMSO. Should we...

02 March 2021 3,713 2 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

Benefits of the 24 welled plate?

We have always used the 96 welled plate, the 48 welled plate but apparently there is much evidence on the 24 welled plate and above all its benefits.It states it is the same you would use on ELISA...

28 February 2021 1,149 1 View

Can bacterial suspension be pipetted directly onto petri dish and agar poured onto it?

Hi, recently I encountered a protocol for plating which was not the usual method I have been practicing (pour LB agar onto plate, allow it to solidify, pipette bacterial suspension onto plate,...

28 February 2021 7,292 3 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View

Can thermal cycler machines be problematic during PCR?

Hi, my question is about the heating of thermal cycler machines and I hope some of you had experienced a similar thing previously. There are two thermal cycler machines in the lab(BioRad) and for...

26 February 2021 4,777 4 View