What equipment and what lab would you recommend to perform U-Pb analysis of detrital zircons?

More Jean-Baptiste P. Koehl's questions See All

Increasing Area Ratio on Quality control Standard on LCMS ?

Hello everyone. During my analyses on LC MSMS, the area ratio (Standard Area/Isotopically labelled Standard Area) increases with time for the quality control point. I'm having trouble explaining...

08 July 2024 3,150 2 View

What is the Best Midiprep Plasmid Isolation Kit?

Hello, I want to order Midiprep plasmid isolation kit, but I can't decide which brand to use. Can you recommend the brands you always use and think are highly effective? How about GeneJet? Thank You.

30 June 2024 5,865 2 View

Where can we get few mm diameter polished circular glass plates?

who retails few mm diameter polished circular glass plates ? thickness 0.1 to 1 mm diameter 1 to 3 mm ordinary or fused silica glass polished on both sides and the edge

16 June 2024 763 1 View

How to get year-wise Number of Patent filings by Indian listed companies??

I am looking for a way to get the number of patents granted and the number of patents filed by each listed Indian company for the past ten years. Is there any website or database that provides the...

31 May 2024 7,201 1 View

How many percent of specific antibodies in serum after rabbit immunization ?

Hi all, I'm trying to validate an ELISA against anti-drug antibodies in which I use a immunized rabbit serum as positive control. Rabbit was a NZR, immunization protocol was "standard" but I...

13 May 2024 2,828 0 View

What are the extraction methods that can be used to extract formaldehyde component of a fruit e g banana/orange?

AAZ

11 May 2024 7,466 2 View

Is there a link between parental poverty and violence against children ?

Poverty is generally a source of material difficulties. It causes communication difficulties between partners and children. Can it be considered the main source of violence by parents against...

10 May 2024 5,143 3 View

What is the spatial resolution of paleomagnetic data for paleogeographic reconstructions?

Are there any references stating clearly the limitations (especially lower limit) of the spatial resolution of paleomagnetic data when used for paleogeographic reconstructions? i.e., how many...

16 April 2024 8,051 0 View

Hello, any lentivirus vector to permanently transduction of cells for fluorescent cellular membrane?

I am planning to study extracellular vesicles, and to do this I need cells with a fluorescent membrane (GFP, Tomato, etc.), do you guys have any suggestion of lentivirus vector? Thanks!

02 April 2024 1,944 0 View

Identification of aquatic(?) insect found in fountain with dead leaves?

Found this larva in a fountain filled with deciduous leaves in the Jura Moutains of Western Switzerland. Since there were also Trichoptera larvae (Stenophylax, or Micropterna, sequax) feeding on...

30 March 2024 5,350 4 View

Which Scopus Journal provides the most affordable fees?

"PUBLISHING IN A SCOPUS JOURNAL" Researchers are now at a cross road. The critical need to publish in a Scopus or ISI, etc journal is ever vital. Journal Publication fees must be submitted....

10 August 2024 8,621 1 View

Seeking Advice on Viability and Execution of Undergraduate Thesis Topic?

Hello everyone, I am currently developing a thesis proposal and would appreciate your input on its viability and how to effectively carry it out. My proposed topic is: "Does the perceived threat...

10 August 2024 8,992 0 View

Who will be moral responsible for the death of thousands of people in the event of an earthquake?

Who will bear moral responsibility for the deaths of thousands of people in the event of an earthquake? Weeks and months remain before the onset of strong earthquakes that bring death to...

08 August 2024 6,134 12 View

Are there any instruments for studying time similar to the way it is in space?

There are a huge number of methods for studying objects in space, according to the senses (and not only). Mechanical, thermal, optical, acoustic, electrical, magnetic, based on particle beams,...

06 August 2024 7,102 0 View

In the case of a wound l recurrence after radical breast cancer and sentinel lymph node biopsy. Are the sentinel lymph node procedure recommended?

In the case of a wound l recurrence after radical breast cancer and sentinel lymph node biopsy. Are the sentinel lymph node procedure recommended? If no axillary lymph node dissection was not...

05 August 2024 8,056 1 View

How effective is the Citi Bloc standard basket in enhancing the accuracy and comparability of international construction cost assessments?

Citi BLOC Standard Basket Definitions: A standardized unit representing a fixed basket of construction materials, labor, and equipment costs priced in various cities. Purpose: To create a common...

04 August 2024 8,997 1 View

Regarding a model for simulating battery charge and discharge, what do you consider to be high fidelity?

Regarding a model for simulating battery charge and discharge, what do you consider to be high fidelity? What is the acceptable percentage of error (regardless of the metric)? Could you suggest...

03 August 2024 5,358 0 View

Interested in a SCOPUS collaboration?

Hi RG family. My team and I are working on some SCOPUS publications and we need co-authors who are willing and capable of undertaking both qualitative and quantitative-based studies. The scope...

02 August 2024 7,843 0 View

Interested in a SCOPUS collaboration?

Hi RG family. My team and I are working on some SCOPUS publications and we need co-authors who are willing and capable of undertaking both qualitative and quantitative-based studies. The scope of...

02 August 2024 8,572 0 View

Does continues partial charging/discharging do any harm to the BESS performance and degradation?

For a grid connected BESS (lets say 100 MW/200 MWh system, LFP battery), if we charge the BESS in such a way that whenever we can access power from the solar that will charge the BESS. Hence it...

01 August 2024 9,903 7 View