We have an old (1995-era) -80 freezer that stopped working last week. The only hope for repair is to find the correct Freon for the 2nd stage cooling. Thermo-Fisher (which bought Revco) has no records for our unit.
I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...
03 March 2021 3,661 2 View
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
Hello every body Does any one has any idea to help me choose a reasonable basis set for intermediate metal ions (i.e Fe2+, Mn2+, Cu2+ and exc.) interactions with guanine or other DNA organic...
01 March 2021 6,187 2 View
01 March 2021 7,254 3 View
Hi dear researchers I connected a rigid body into the part of my structure by tie constraint and then I added displacement to rigid body, in static general step every thing is fine and these two...
28 February 2021 3,442 2 View
For example in one research article the Elemental analysis values of COF-TpPa-1 ( Triformylphloroglucinol (Tp) (63 mg, 0.3 mmol), Paraphenylenediamine (Pa-1) (48 mg, 0.45 mmol) are as follows...
24 February 2021 1,265 6 View
24 February 2021 4,833 3 View
Currently trying to obtain as many pieces of research as possible for my dissertation around the implementation of DBT within the inpatient unit for those with a diagnosis of BPD. Primarily...
23 February 2021 5,654 2 View
I am trying to reduce graphene oxide by thermally but I have no proper information regarding this. Can any one help me regarding the details about temperature and time for the reduction of...
23 February 2021 4,155 4 View
Hello, I asm currently working with alginate and silk fibroin hydrogels. I prepared a blend of alginate and aqueous silk fibroin (straight from dialysis) and resorted to ionic crosslinking to...
23 February 2021 8,249 2 View
The figure shows DSC cooling (blue) and 2nd heating (green) curves (step: 10 K/min) for a commercial sample supplied as Atactic Polypropylene (APP). The heating curve illustrates two major...
03 March 2021 5,857 3 View
Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...
01 March 2021 2,327 1 View
Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...
01 March 2021 2,622 3 View
I have a tank which contains natural gas at 250 Bar and 293 Kelvin. I want to cool the gas in a dry-ice cooling bath to about 195 Kelvin. The gas will flow in a copper-tube through the bath with a...
27 February 2021 8,128 1 View
Hi Guys. I'm a mechanical engineer and have a bit trouble, would be very glad if you could help me with my questions. I have a pressurized tank which contains Natural Gas at 200 Bar and 293...
26 February 2021 6,253 3 View
I am trying to find how to know the density needed for a pva electrospinning in a 0.6mm neddle, the electrospinning will be from top to bottom and the problem I really have is the solution because...
25 February 2021 2,615 3 View
I would like to make a correction in a co-author in your paper which is wrong. This name is also in other papers of Kenton Ko. Zey Ko is not a Co-author . The correct name is Zdenka...
24 February 2021 3,476 4 View
I have radial blade centrifugal fan design which will be mounted on exhaust side of electric traction motor. The fan will be mounted on same motor shaft inside the housing. How can I verify that...
23 February 2021 2,390 3 View
Hello, I have run into an issue that has sparkled a debate at work: is the LLOQ/ULOQ impacted by injection volume under the following circumstances: 1) Same dilution factor of all samples 2)...
23 February 2021 9,159 3 View
I am trying with a Unet code ontained from net ...in tensorflow. When trying to predict the segmentation result with the trained and saved model with metric " iou" using "CustomObjectScope"...
22 February 2021 5,254 1 View