Essays about: "NMR spectroscopy"

Showing result 1 - 5 of 47 essays containing the words NMR spectroscopy.

1. 1. Investigation of acidic chemical recycling of poly(acetal-ester)s

   University essay from Lunds universitet/Centrum för analys och syntes

   Author : Saga Vesterbacka; [2023]
   Keywords : Poly actetal-ester s; Chemical plastic recycling; Hydrolysis; Acidic degradation; Akestra; PHVT; Re-polymerization; Polymer technology; Chemistry;

   Abstract : Plastic recycling is a very relevant topic from both environmental and economic viewpoints. Chemical plastic recycling is a logical solution to the plastic problems, which shows the potential to reduce plastic waste and carbon emissions from burning the plastics. READ MORE

3. 2. Content determination of explosive precursors and narcotic salts using 35Cl-nuclear magnetic resonance

   University essay from Örebro universitet/Institutionen för naturvetenskap och teknik

   Author : Sandra Bergqvist; [2023]
   Keywords : Nuclear magnetic resonance NMR ; explosive precursors; narcotic salts; method validation.;

   Abstract : Explosive precursors and narcotic salts are chemicals contributing to an undesirabledevelopment of the Swedish society, both in terms of criminal activities and harm to the environment. Reducing the illegal use of these chemicals is important in the work towards a safer society. READ MORE

4. 3. Lithium-ion Behaviour in Hard Carbon Anodes: Insights from 7Li NMR Spectroscopy

   University essay from KTH/Kemi

   Author : Adina Landström; [2023]
   Keywords : NMR spectroscopy; hard carbon; anode; lithium-ion battery; spin relaxation; NMR-spektroskopi; hårt kol; anod; litiumjonbatteri; spinnrelaxation;

   Abstract : Litiumjonbatterier (LIB) är viktiga komponenter i dagens teknologi och används för att driva en mängd olika elektroniska system, allt från datorer och mobiltelefoner till bilar och flygplan. Eftersom efterfrågan på effektiv energilagring fortsätter att växa finns ett fortsatt behov för forskning och utveckling inom området. READ MORE

5. 4. Deacetylated Hyaluronan : Exploration of deacetylation techniques for hyaluronan (oligo and polysaccharides)

   University essay from Uppsala universitet/Institutionen för materialvetenskap

   Author : Sima Mardini; Hanna Björk; Marcus Möller; Carl Lagergren; Oscar Samuelsson; [2023]
   Keywords : hyaluronic acid; deacetylated hyaluronan; N-deacetylation; re-acetylation; hydrogels;

   Abstract : Hyaluronic acid is an organic polysaccharide with a wide range of uses in medical and cosmetic industries due to its physiological properties. Crosslinked hyaluronic acid is a commonly used filler agent because of its water retention capabilities. N-deacetylation can be performed to enable new derivatives of hyaluronic acid. READ MORE

6. 5. Metabolic effects of various carbohydrates and fibre in dog food

   University essay from SLU/Dept. of Animal Nutrition and Management

   Author : Fanny Bergevi; [2022]
   Keywords : dog; whole grain wheat; peeled oats; whole grain rye; metabolic profiles; metabolic pathways;

   Abstract : The lack of scientific studies regarding dog nutrition highlights the need for future studies, especially when we know the importance of food in relation to health. The variety of ingredients in commercial dog food is huge. READ MORE