A6: Top-down production and two-dimensional size analysis of plate-like nanoparticles AuthorCornelia Damm, Paola Cardenas Lopez, Johannes Walter, Moritz Moß, Bettina Winzer and Wolfgang Peukert Year2024 Source18th European Symposium on Comminution & Classification (ESCC 2024) LanguageEnglish Pages24-26 3044LSpocLUMiSpocinvestigate the shape transformation of silica particles quantitatively by using a forward and sideward light scattering method (LUMiSpoc) 2 more Silica platelet formation by deformation of spherical particlesThe analysis of SEM micrographs and investigations in suspension using the LUMiSpoc yield comparable trends for the relative fraction of spherical silica particles. This gives evidence for the high potential of the LUMiSpoc for size analysis of 2D materials with dimensions in the sub μm-range More details EditionBOOK OF EXTENDED ABSTRACTS Location24-26 June 2024, Miskolc - Hungary Internal reference3044 Open publication →
Adsorption of Whey Protein and Sodium Caseinate on Colloidal Cr2O3 as a Model for the Prefouling of Steel AuthorBram Bemelmans Year2024 SourceMaster’s thesis, Nanomaterials Science program, Utrecht University LanguageEnglish Pages1-57 3014LSLUMiSizerLUMiSizer PSDs of Cr2O3 with whey protein 4 more LUMiSizer PSDs for Cr2O3 with NaCasColloidal stability analysisThe colloidal stability was measured with the LUMiSizer. particle size distribution analysisSlow analytical centrifugation was used to quantify the colloidal stability of Cr2O3 protein mixtures. The LUMiSizer was used to assess the stability of colloidal dispersions with added protein at different pH values. Custom Python scripts were used to analyze the LUMiSizer data. More details LocationVan ’t Hoff laboratory for Physical and Colloid Chemistry, Debye Institute for Nanomaterials Science, Utrecht University, Netherlands Internal reference3014 Open publication →
Analytical Insights in Food Product Development: A Journey Through Accelerated stability testing AuthorCharlie Mearles-Pay Year2024 SourceInternational Conference Dispersion Analysis & Materials Testing 2024 LanguageEnglish Pages1-2 2928Reading Scientific Services LtdFood R&Dshelf life 10 more LUMiSizerformulation designLSnutritionThis talk illustrates the role of accelerated stability testing through case studies centred around food research and product development. Find out how materials testing becomes a catalyst for predictionsensuring accelerated insights into the stability dynamics of food products. Analytical techniques applied in these studies reveal key stability insights whilst driving formulations toward longer shelf lifedemonstrating the acceleration potential of dispersion analysis. By showcasing practical applications including rapid development of low-calorie fondant fillingsvegan mayonnaise developmentand creating consumer-winning ice creamthis talk aims to establish how integrating accelerated insights into formulation processes can improve efficiency and precision in food product development. To showcase practical applications of the LUMiSizer and other physical analytical techniques in the role of food formulation design and accelerated stability testing. More details EditionAbstracts LocationBerlin, Germany, 10-11 June 2024 Internal reference2928 Open publication →
ANWENDUNG VON AD-PLASMA BEI LOKAL OBERFLÄCHENZÄHMODIFIZIERTEN KLEBVERBINDUNGEN FÜR DIE LUFTFAHRT AuthorDr. Martin Schollerer, Prof. Dr. Christian Hühne Year2024 Source47. ak-adp Workshop LanguageGerman Pages1-30 Institut für SystemleichtbauDLR e.V3046LFrac 8 more LUMiFracQuantifizierung Thermoplast – Verbindungsfestigkeit KZPKopfzugproben (KZP)PrüfzentrifugePVDFPEEKIn der Luftfahrtindustrie werden innovative Oberflächenvorbehandlungsverfahren eingesetztum die Festigkeit und Langzeitbeständigkeit von Klebverbindungen in Faserverbundmaterialien zu erhöhen. Eine vielversprechende Technik ist die Atmosphärendruck-Plasmabehandlung More details Location13.11.2024, Jena Internal reference3046 Open publication →
Beyond Heat, Mild processing of edible insect protein AuthorLuc J.H. Sweers Year2024 SourceDoctoral Thesis LanguageEnglish Pages1-226 Emulsion half-life The emulsion half-life was measured by performing an accelerated shelf-life test. A disposable cell (PC110-131XX; LUMGermany) was filled with the emulsionand the cells were added to the Lumifuge Stability AnalyzerLF 5 more LUMiSizerLSfoodnutrition3019 More details LocationWageningen University, Netherlands Internal reference3019 Open publication →
Binary Pea Protein–Psyllium Hydrogel: Insights into the Influence of pH and Ionic Strength on the Physical Stability and Mechanical Characteristics AuthorAdonis Hilal, Anna Florowska, Ewa Domian and Małgorzata Wroniak Year2024 SourceGels LanguageEnglish Pages401 2999LSLUMiSizertextural properties; microrheology; physical stability; delivery system; gel induction; protein gels; food systems 2 more nutritionPhysical Stability and Destabilization Behavior More details Edition10 Internal reference2999 Open publication →
Biocompatible antiviral Pickering emulsion-based formulation for plant root protection from tobamovirus-infected soil AuthorKarthik Ananth Mani, Meche Berenice, Raz Cohen, Reut Feldbaum-Amar, Aviv Dombrovsky, Guy Mechrez Year2024 Sourcepolymers advanced technologies LanguageEnglish Pagese6293 LSLUMiSIzernutrition3031 8 more centrifugal analysis using a LUMiSizer®used to confirm the emulsion stability.The soil-borne virus known as tomato brown rugose fruit virus (ToBRFV) has a low rate of around 3% soil-mediated infection when the soil has root debris from a previous 30–50 day development cycle of tomato plants infected with ToBRFV. This study presents anti-viral coating formulations based on Pickering emulsion. The coating formulation is based on water-in-canola oil emulsions stabilized using commercial hydrophobic silicawith water-soluble polymer (sodium polyacrylic acid). anti-viral coatingchlorinated-trisodium phosphatesoil disinfectionsoil-mediated virus transmissionToBRFV More details Edition35 Internal reference3031 Open publication →
Biomaterials in Drug Delivery: Advancements in Cancer and Diverse Therapies—Review AuthorAnna Drabczyk, Sonia Kudłacik-Kramarczyk, Mateusz Jamrozy and Marcel Krzan Year2024 SourceInt. J. Mol. Sci. LanguageEnglish Pages3126 3065nanomaterialsbiomaterialsdrug carriers 15 more nano drug deliveryDNAfibrinpectinhyaluronic acidchitosanfibroinanti-cancer therapychitosan-based nanocomposites insulinImproved stability of the nanocomposites was confirmed post-synthesis using LUMiSizer.LSpharmaceuticalNano-sized biomaterials are innovative drug carriers with nanometric dimensionsmedicinemedical More details Edition25 Internal reference3065 Open publication →
Biomineralization and remineralizing potential of toothpastes containing nanosized β-calcium glycerophosphate: an in vitro study AuthorGabriel Pereira Nunes, Alberto Carlos Botazzo Delbem, Francyenne Maira Castro Gonçalves , Klaus Rischka, Emerson Rodrigues de Camargo , Yara Teresinha Correa Silva Sousa, Marcelle Danelon Year2024 SourceOdontology LanguageEnglish Pages1186-1196 LUMiSizerLS3110oral care 6 more hpchome and personal careDental enamel; Fluoride; Phosphate; Remineralization; StabilitycosmeticsTo evaluate the effect of 1100 ppm F toothpastes supplemented with micrometric or nanosized β-CaGP (β-CaGPm/β-CaGPn) on artificial enamel remineralizationusing a pH cycling model. instability index More details Edition112(4) Internal reference3110 Open publication →
Chapter 10 - Protein complexation with carbohydrates and lipids AuthorShujun Wang, Chen Chao, Qing Guo, Chunkai Gu Year2024 SourceFunctionality of Plant Proteins Properties, Methods of Assessment, Modifications and Applications LanguageEnglish Pages221-251 2982LUMiFugeLFLUMiSizer 4 more LSPlant proteins are the main components of many foods and also the important raw materials for industrial applications. Natural proteins do not always meet the requirements of industrial applications due to their functional limitations. Complexation with carbohydrates and lipids is one important way utilized to improve the properties of proteins. This chapter discusses the interaction forces between proteins and carbohydrates (starch and nonstarch polysaccharides) or lipids during the complex formation. Nextfactors influencing the formation and characteristics of these protein-based complexes are discussed. After thesea series of analytical methods are introduced to analyze the formation and functional properties of protein-carbohydrate/lipid complexes. More details Internal reference2982 Open publication →
Chapter 10 - Protein complexation with carbohydrates and lipids AuthorShujun Wang, Chen Chao, Qing Guo, Chunkai Gu Year2024 SourceFunctionality of Plant Proteins Properties, Methods of Assessment, Modifications and Applications LanguageEnglish Pages221-251 high solids processingsteam injectioncolloid stability3017 5 more Plant proteins are the main components of many foods and also the important raw materials for industrial applications. Natural proteins do not always meet the requirements of industrial applications due to their functional limitations. Complexation with carbohydrates and lipids is one important way utilized to improve the properties of proteins. This chapter discusses the interaction forces between proteins and carbohydrates (starch and nonstarch polysaccharides) or lipids during the complex formation. Nextfactors influencing the formation and characteristics of these protein-based complexes are discussed. After thesea series of analytical methods are introduced to analyze the formation and functional properties of protein-carbohydrate/lipid complexes. physical stability of complexes is commonly assessed by the centrifugation method using a LUMiFuge or LUMiSizer instrument. The instability index is used to evaluate the stabilityLSLF More details Internal reference3017 Open publication →
Characterization of DNA-polymer complexes – Application of LUMiSpoc® for analyzing reaction dynamics and kinetics AuthorElia Wollik, Holger Woehlecke Year2024 SourceDispersion Letters LanguageEnglish Pages1-5 Gene therapyDNA-polymer complexationreaction kineticsreaction dynamics 15 more submicron- parti-clesparticle size distributionparticle concentrationstatic light scatteringMie theorysingle particle detectionLUMiSpoc®3045LSpocpharmaceuticalGene therapy offers promising prospects for the treatment of hereditary diseaseswhereby the precise and safe transfer of nucleic acids into the target cells represents a central challenge. In addition to lipid-based carrierspolymer-based nanocarriers have established themselves as promising vehicles. A detailed characterization of the DNA-polymer complexes with regard to their size and concentration is crucial for the success of this technologymedicalmedicine More details Edition15 Internal reference3045 Open publication →
Classification and Synthesis of Analytical Centrifuge Experiments using Deep Learning Models AuthorSebastian Boldt, Moritz Moß, Gurbandurdy Dovletov, Josef Pauli, Wolfgang Peukert, Dietmar Lerche, Hermann Nirschl Year2024 SourceBOOK OF ABSTRACTS LanguageEnglish Pages105 2965Liquid-based dispersions can be analyzed using an analytical photocentrifugeLUMiSizerLS 7 more This study presents a fair comparison of deep learning-based approaches for the classification and synthesis of various separation kinetics of dispersions. We analyze and compare different families of state-of-the-art deep learning modelsstability analysissedimentation velocity determinationor particle/droplet size distribution calculationspsdpsaartificial intelligence More details EditionAbstracts for posters LocationAUC2024 26 th International Conference on Analytical Ultracentrifugation, Banz Abbey/Germany, July 22 –27, 2024 Internal reference2965 Open publication →
Coconut milk treated by atmospheric cold plasma: Effect on quality and stability AuthorYang Chen, Yile Chen, Yajing Fang, Zhisheng Pei, Weimin Zhang Year2024 SourceFood Chemistry LanguageEnglish Pages137045 2947LSLUMiSizernutrition 2 more Atmospheric cold plasma could effectively commercially sterilize coconut milk. Atmospheric cold plasma promoted the formation of key volatile components. Atmospheric cold plasma had slight effect on the nutrition and sensory. Atmospheric cold plasma contributed to improve the stability of coconut milk. Commercial sterilization plays an important role in extending the shelf-life of coconut milk. Howeverthermal sterilization affects the quality of coconut milk. This study was initiated to evaluate the effects of atmospheric cold plasma (ACP) treatment on some important quality parameters of coconut milk. More details Edition430 Internal reference2947 Open publication →
Cold Process Emulsification: Evaluation of Raw Materials and Formulation Concepts including Dispersion Analysis AuthorAndrea Wanninger, Julia Pastewski Year2024 SourceInternational Conference Dispersion Analysis & Materials Testing 2024 LanguageEnglish Pages1 2937Dispersion Analysis is a valuable tool for Cosmetic Scienceraw material evaluationand development of formulation concepts. In most cases 9 more cosmetic O/W emulsions are stabilised by lamellar gel structures and show a characteristic pattern of destabilisation in the LUMiSizer analysis with creaming and coalescence. LUMiSizerLScosmetic emulsions produced by cold process emulsificationthe typical solid emulsifiers or solid consistency enhancing co-emulsifiers such as Glyceryl Stearate or Cetearyl Alcohol cannot be appliedIn most casesnaturalmicrobial or chemically modified natural polysaccharides are usedwhich can swell in water. Single hydrocolloids like Xanthan Gum or combinations of raw materials are applied with liquid O/W-emulsifiershome and personal care More details EditionAbstracts LocationBerlin, Germany, 10-11 June 2024 Internal reference2937 Open publication →
Comprehensive enhanced performance of stearic acid nanoemulsions with nanoparticles addition for thermal energy storage AuthorYuxin Yu, Songping Mo, Yufen Chen, Junhao Chen, Lisi Jia, Yanping Du, Ying Chen Year2024 SourceSolar Energy Materials and Solar Cells LanguageEnglish Pages113079 2975LSThe centrifugation stability of the emulsions was evaluated using a centrifugal sedimentation method by an LUMiSizer® stability analyzer. Centrifugation can rapidly and intuitivelyNanoemulsions with stearic acid up to 21 wt% were prepared at optimized parameters. Stable nanoemulsions with melting enthalpy of 42.06 kJ/kg was obtained.atty acid phase change emulsions possess the combined properties of heat transfer fluids and phase change materials 1 more making them suitable for applications in the energy industries. This study aims to develop aqueous phase change emulsions using stearic acid as the heat storage medium. Stable nanoemulsions with an average droplet size of 100 nm and various stearic acid weight fractions were successfully prepared More details Edition276 Internal reference2975 Open publication →
Continuous Anode Slurry Production in Twin-Screw Extruders: Effects of the Process Setup on the Dispersion AuthorJuan Fernando Meza Gonzalez , Hermann Nirschl and Frank Rhein Year2024 SourceBatteries LanguageEnglish Pages145 2974Li-ion battery; anode slurry; continuous mixing; twin-screw extruder; process simulation; smoothed-particle hydrodynamics (SPH)LUMiSIzerLS 5 more Analysis of the samples consisted of measurement of the particle size distributions for each setup. This was performed using a LUMisizer (LUM GmbH). The feasibility of this method was evaluated by Yildiz et alEffects of the process parameters and screw configuration on the particle size distribution (equivalent diameter x*) of the produced anode slurry compared to the feed distribution: standard (SC1)neutral (SC2) and backflow (SC3) configurationsbatteryenergy storage More details Edition10(5) Internal reference2974 Open publication →
Dandelion inspired microparticles with highly efficient drug delivery to deep lung AuthorHuan Sun , Shen Yan *, Chaojie Wu , Jingye Ma , Kangwei Lu , Xi Cheng , Wenqi Yan , Shengyu Zhang , Xiao Dong Chen , Winston Duo Wu Year2024 SourceColloids and Surfaces B: Biointerfaces LanguageEnglish Pages114134 3005Dandelion-like microparticle Itraconazole-embedded dry powder for inhalation (IeDPI) Spray freeze drying In vitro aerosol performanceActive pharmaceutical ingredient (API) embedded dry powder for inhalation (AeDPI) shows higher drug loading and delivery dose for directly treating various lung infections. Inspired by the dandelionwe propose a novel kind of AeDPI microparticle structure fabricated by spray freeze drying technology 11 more which would potentially enhance the alveoli deposition efficiency. Response surface methodology (RSM)and delivery dose for directly treating various lung infections. Inspired by the dandelionwhich would potentially enhance the alveoli deposition efficiency. When inhalingsuch microparticles are expected to be easily broken-up into fragments containing API that acts as ‘seed’ and could be delivered to alveoli aided by the low density ‘pappus’ composed of excipient. Hereinitraconazole (ITZ)a first-line drug for treating pulmonary aspergillosiswas selected as model API. TPGSan amphiphilic surfactantwas used to achieve stable primary ITZ nanocrystal (INc) suspensions for spray freeze dryingLUMiSizerLS More details Edition244 Internal reference3005 Open publication →
Deep learning based synthesis of sedimenation boundaries in centrifugation experiments AuthorMoritz Moß, Gurbandurdy Dovletov, Sebastian Boldt, Johannes Walter, Josef Pauli, Dietmar Lerche, Wolfgang Peukert Year2024 SourceRecordings LanguageEnglish 2997Liquid-based dispersions can be analyzed using an analytical photocentrifugeLUMiSizerLS 6 more This study presents a fair comparison of deep learning-based approaches for the classification and synthesis of various separation kinetics of dispersions. We analyze and compare different families of state-of-the-art deep learning modelsstability analysissedimentation velocity determinationor particle/droplet size distribution calculationspsdpsa More details Edition15 min LocationAUC2024 26 th International Conference on Analytical Ultracentrifugation, Banz Abbey/Germany, July 22 –27, 2024 Internal reference2997 Open publication →
Developing a Methodology for Systematic Selection of Probe Liquids to Determine Hansen Solubility Parameters for Carbon Black materials AuthorAmin Said Amin, Dietmar Lerche, Ahammed Suhail Odun, Sven Uwe Boehm, Thomas Koch, Fatih Özcan, Doris Segets Year2024 SourceInternational Conference Dispersion Analysis & Materials Testing 2024 LanguageEnglish Pages1-2 2921Hansen Solubility Parameter • Ink Formulation • Interaction • Nanoparticles • Polarityvarious materials such as carbon blacknon-pigmentary nano-scale titania 23 more silicon/carbon compositesand lanthanum cobaltite particles. These materials are widely employed in applications like fuel cellsbatteriescyclohexene oxidationcatalytic combustionphotocatalysisand heterogeneous Fenton reactions. For the case of carbon Blackthe interaction between 13 probe liquids and four analysed carbon black typesnamely Super C65 (C65)Ketjenblack 300 (KB300)Ketjenblack 600 (KB600) and Vulcan XC72R (XC72R) was investigated. Across all four materialsit is observable that carbon black interacts effectivelyexcept for non-polar probe liquids. The majority of probe liquids identified as beneficial for interacting with carbon black belong to the categories of moderate polar liquids (Ethyl AcetateTetrahydrofuranAcetone) and aprotic polar liquids (Dimethyl FormamideN-Methyl-2-PyrrolidoneDimethyl Sulfoxide). HSPbatteryfuel cellenergy storageanalytica centrifugationLUMiSizerLS More details EditionNominated for LUM Young Scientist Award 2024- Abstracts LocationBerlin, Germany, 10-11 June 2024 Internal reference2921 Open publication →
