Producers of Induction Furnaces for Finger Test?

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Questions about granite analysis using remote sensing?

I am studying large-scale granite structures, specifically inselbergs. I would like to know your suggestions for analyzing these granite structures using remote sensing. Books, articles, and...

17 June 2024 6,687 1 View

¿Existen Investigaciones en torno a la Geopolítica Precolonial en Latinoamerica?

Me encuentro realizando una investigación sobre La Historia del Comercio Internacional de Colombia, En el Primer capítulo me encuentro abordando los imperios Latinoamericanos precoloniales como el...

21 March 2024 4,148 2 View

What are the possible scales to measure perceived legal risk in an organizational context?

I am looking for scales to measure the perceptions of legal risk when developing certain software or information system features.

14 March 2024 7,854 2 View

Is it required to send interview transcriptions for publishing qualitative research in a journal as part of data availability?

As someone engaging in ethnographic research, are we expected to disclose transcribed data to the journal where we would like publish an article?

03 March 2024 3,653 3 View

In the context of VIGS. What reasons can cause the failing to culture/grow Agrobacterium in LB media?

Hello. I am trying to culture Agrobacterium GV 3103 and EHA105 in 15 mL LB media with the antibiotics kanamycin and rifampicin (100 ug/mL & 20 ug/mL)(added 200 uL of previously normally...

25 January 2024 812 5 View

What does it mean if I have STD signals from a protein sample without a ligand?

While performing STD screening I noticed that I have signals in my difference spectras, that are constant accross all samples, also if there is no ligand and only protein. The protein was...

18 January 2024 6,932 2 View

What is the difference between a chelating resin and an IMAC resin containing IDA? Is that the latter has already immobilized a metal?

I cannot see the difference between these two types of resins that contain iminodiacetic acid as functional groups besides that the IMAC resins contain the metal for the His-tag. Is this the only...

14 January 2024 8,378 5 View

Looking for alternatives: More affordable Capillaries?

Dear fellow lab rats. In our lab, we are using the original capillaries from Nanotemp for their machines. We use it to let the protein solution Panta run through them or the Protein-Ligand...

02 January 2024 8,391 0 View

I would like to work on complementary SRR. How to simulate CSRR using HFSS/ CST?

16 December 2023 1,658 1 View

How to convert DNA copies per microliter to nanogram per microliter in the context of absolute DNA quantification?

DD PCR

28 November 2023 1,895 2 View

How are aPTT and PT values reduced after hemodialysis compared to before dialysis value in patients with chronic kidney disease?

I am conducting my research regarding blood coagulation in patients with CKD. I observed a reduction in post hemodialysis aPTT and PT values compared to pre hemodialysis values. But most of...

30 July 2024 3,467 0 View

What is the right voltage sweep direction for characterization of HER kinetics?

In general, when performing a Tafel analysis for corrosion resistance measurements, a line voltage scan is performed from say -250 to +250 mV vs. OCV at low scan speed around 0.125 mV/s. However,...

25 July 2024 7,982 3 View

What is the principle/mechanism behind aging of carbon (graphite) containing refractory mix for isostatically pressed refractories?

The resin bonded carbon containing refractories are aged before use. How time of aging is determined? And mechanism behind aging.

23 July 2024 3,205 0 View

Is there a good macro photography kit for on-site metallurgical investigation?

I am looking to purchase a photography kit for onsite metallurgical investigations, such as capturing photos of worn areas, hot tears, cold tears etc. Could anyone suggest me a good...

22 July 2024 3,490 2 View

Unexpected 35 kDa Band Observed During Expression and Purification of Dengue 3 NS5 RdRp Domain ?

Background: I am developing an RdRp assay for Dengue virus-3 and need to express and isolate the NS5 protein's RdRp domain (~101 kDa). My expression vector includes a GST tag followed by a 6x His...

13 July 2024 9,950 3 View

Collaboration on corrosion ?

Would anyone be interested in collaborating on corrosion?

07 July 2024 4,726 2 View

How to calculate corrosion rate from potentiodynamic polarization test data for dissimilar welds?

we need surface area, corrosion current, equivalent weight and density of the metal involved for corrosion rate calculation in mm/year (lets say). For dissimilar metal welds, how can we measure...

30 June 2024 5,943 2 View

Can I do IPTG induction on OD600=2.6 in TB?

I have been looking at papers for protein expression and trying to follow the process. I'm using TB medium to do the process, and the paper says to grow to an OD600 = 1.8 at 37 degrees, then let...

30 June 2024 6,502 5 View

How can I understand the sensitivity of my corrosion system to obtain reliable results?

I am working with a polysaccharide grafted on chitosan and my corrosive medium is 3.5 wt% NaCl. My surface is carbon steel. I am struggling to obtain a proper trend for my corrosion results. I am...

29 June 2024 5,592 1 View

Can anyone please explain what are the precautions that we need to take during corrosion measurement with EIS?

Corrosion studies by electrochemical measurement.

19 June 2024 5,274 3 View