The accepted hybridization of octahedral complexes is d2sp3, but it is not easily understandable for post-transition metals such as Pb(II) or Sn(II). Can anyone help me with that and also tell me what their molecular orbitals look like? Thank you!
I have a Karl-Fischer reagent (for volumetric titration, which is a one-component reagent) with a titer of 5mg/ml. All references unanimously say the Karl-Fischer solution loses its capability...
02 July 2024 5,044 3 View
Greetings and Regards I have a question about bibliometric articles about public health or nursing. If any of the researchers have experience or knowledge in this matter, please tell me. Thank You
15 June 2024 2,795 1 View
Hi everyone Is there any guideline for method validation for cosmetic? I wanna know about criteria for that.
31 May 2024 1,990 2 View
I am working on a project to detect genetic mutations in lung cancer using machine learning algorithms and I am new to genetics and medical sciences. Can I use RNA as input to the algorithm for...
13 May 2024 5,726 6 View
Generally when they want to use hydrogel for MTT assay, firstly they fix hydrogel with glutaraldehyde then use for MTT assay. so, now, i have self healing hydrogel and its have crosslinker in its...
11 May 2024 6,310 1 View
Hi Have a nice day I want to determination PAAs and PAHs in tatoo. Would you present and introduce methods to this?
02 April 2024 6,772 0 View
"Hi, I gasify the polyethylene terephthalate granules and mold them using a hot press at a temperature of 260 degrees Celsius to prepare a bulk sample. However, after molding with the hot press,...
31 March 2024 8,668 0 View
I have a dataset from lung cancer images with 163 samples (2D images). I use the fine-tuning of deep learning algorithms to classify samples, but the validation loss did not decrease. I augmented...
21 March 2024 8,344 6 View
Hello, I want to dissolve polyphthalamide in a solvent. I tested different solvents, formic acid, toluene, DMSO, alcohol-based solvents, etc. under high temperature and time, but it did not...
12 March 2024 3,030 1 View
Hi. I need to remove all microplastics of a wastewater sample without changing any physicochemical properties of the sample. Can filtration by Whatman filters (for example Whatman 589/3 with...
08 March 2024 8,722 3 View
If we map as a continuous motion an ionising electron (beginning its journey at n=1) in an H atom, a specific hyperbolic spiral appears (see animation). When we solve this spiral formula, we find...
07 August 2024 5,343 2 View
The stability of the Solar System is a complex subject that blends the classical framework of Newtonian mechanics with the modern insights provided by General Relativity (GR). Understanding this...
07 August 2024 2,569 1 View
I am currently using CASTEP version 2020. When I want to run optical properties calculations with spin-orbit coupling(SOC), I encounter the following error in a pop-up window before the job gets...
02 August 2024 2,890 0 View
Can anyone with an MJ research / BioRad PCR machine from ~2010 or earlier tell me the external measurements (LxWxH) of the removable standard PCR alpha modules that can be removed from a PTC200 or...
30 July 2024 2,867 0 View
I designed 2 dual hybridization probes for my single SNP. where I attach my fluorophore 5'-FAM-nnnn-BHQ1-3', and 5'-HEX-nnnnnn-BHQ2-3'. I need to run it on the MIC RT PCR machine by Biomolecular...
28 July 2024 5,658 0 View
The earth has a orbit, but not for the sun. Similarly, all planets have orbits, but not for stars like the sun.
18 July 2024 1,768 4 View
I heard that as the value of "num_iter(tag in wannier 90)" is higher, spread of Wannier function(=WF) is gradually lower in wannier 90. If so, is this procedure that minimize the spread of WF...
13 July 2024 4,608 0 View
Dear colleagues, We are trying to do FISH on mice PDEC metaphase spreads. We use homemade biotin labelled probes, synthetized using a nick translation kit. For hybridization, initially we were...
08 July 2024 8,687 3 View
Hi everyone, I am working on a hybridization chain reaction (HCR) and trying to visualize it with gel electrophoresis. The visualization of the HCR works but for the single components of this...
07 July 2024 9,413 4 View
Newton found the law of gravity - but did not understand it. Fatio understood the law - but he was not accepted. Fatio assumed fast particles moving in all directions. Stability in planetary...
30 June 2024 9,284 28 View