I am doing research about trauma, trauma history impact on new trauma, earthquake trauma psychological effects on refugees
Dear Community, I would like to develop and validate a qualitative NMR method for the analysis of a specific category of chemicals, and my question is the following: What are the criteria that I...
08 July 2024 1,402 4 View
Hello, I am trying to figure out the structure of an unknown compound that contains fluorine atoms with NMR, and for the moment I have done the Fluorine (coupled) experiment. As I have a BBO...
12 May 2023 1,638 4 View
Dear community, I am currently running some solvent suppression experiment on water samples. I first run a one scan 1H experiment to get the ''O1P'' and then implement it in the solvent...
19 April 2023 9,723 6 View
Hello, I have a Bruker spectrometer with TopSpin 4.1.1 and I would like to know how to perform an external referencing of an already acquired 31P{1H} spectrum (locked and shimmed) using 85%...
07 April 2022 9,961 12 View
I am conducting long NMR experiments at 30°C on samples that contain some volatile compounds and chloroform-d as lock solvent. In order to avoid the loss of the analytes and the solvent, I would...
06 March 2022 6,727 12 View
Hello, I have samples that contain analytes with relatively low concentration (in the order of tens of ppm) in various solvents (aqueous and organic solvents). As the 1H NMR solvents signals are...
20 December 2021 7,465 3 View
Hello, Solvent suppression or in general selective suppression of NMR signals is well established and known in 1D 1H experiments. But how to perform multiple signal suppression (more than one...
20 December 2021 3,167 6 View
Hello community, I would like to have an efficient drying protocol of deuterated NMR solvents. Which drying agent to use ? How much do I have to use ? Do I have to wait for a certain time (24h or...
07 November 2021 704 7 View
When trying to identify an organophosphorus compound, one of the ways to proceed is to compare the phosphorus chemical shift of the compound of interest with those of a standard. However, this...
24 July 2021 7,909 4 View
Hello, I want to assess the purity of synthesized chemicals using relative quantification. The 1H signals of the analyte (synthesized chemical) and those of the impurities are known and...
28 April 2021 1,930 2 View
I am editing a book for Springer Nature on recent advancements and future trends in biomaterials for orthopedic and trauma applications, with a publication date slated for early next year. If you...
29 July 2024 5,015 9 View
Theoretical framework
15 July 2024 1,508 1 View
We have conducted a systematic review to investigate the effectiveness of a treatment for a psychological disorder. We aim to report effect sizes and p values of the reviewed studies but one study...
10 July 2024 7,186 4 View
Please help me with one or more of the following, if possible: How does a client mentally process the trauma? What are the cognitive domains of processing? What measures are available to assess...
02 July 2024 6,263 0 View
I am doing a research on psychological safety
12 June 2024 1,912 0 View
Dear Community Members, I'm reaching out to you, especially to those specializing in the medical field, for information regarding clinical trials on patients who have suffered from the rupture of...
04 June 2024 1,465 0 View
I need articles that use experimental design for reducing Fearing laughter Gelotophobia at college students or others.......
26 May 2024 2,654 8 View
This question aims to explore the comparative effectiveness of using a patient's own tissue (autologous) versus synthetic materials (alloplastic) in facial reconstructive procedures, focusing on...
25 May 2024 1,791 0 View
Comprehensive Management of Acute Abdomen: Strategies for Ra... Can you discuss the importance of multidisciplinary collaboration in the management of acute abdomen, especially in complex cases...
24 May 2024 5,919 1 View
I have simulated a microgrid in Simulink MATLAB; DC link voltage is converted to AC voltage by PWM inverter; The control system is implemented using proportional-resonance or PR controllers and...
16 May 2024 8,479 1 View