Johan Gråsjö

Emergence of pseudoresonance in high-intensity resonant inelastic x-ray scattering

Son, Sang-Kil; Baumann, Thomas M.; Pedersen, Jacob; Budewig, Laura et al.

Ingår i Physical Review A: covering atomic, molecular, and optical physics and quantum information, 2025

• DOI för Emergence of pseudoresonance in high-intensity resonant inelastic x-ray scattering
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The micro-structure of lactose powder compacts studied by small-angle and ultra small-angle X-ray scattering

Gråsjö, Johan; Persson, Ann-Sofie; Alderborn, Göran; Frenning, Göran et al.

Ingår i Powder Technology, 2025

• DOI för The micro-structure of lactose powder compacts studied by small-angle and ultra small-angle X-ray scattering
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Observation of an Associative State in Aqueous Hydroxide

Yin, Zhong; Krasnov, Pavel; Thürmer, Stephan; Chatzigeorgiou, Evanthia et al.

Ingår i Journal of the American Chemical Society, s. 9190-9197, 2025

• DOI för Observation of an Associative State in Aqueous Hydroxide
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FRAP analysis of peptide diffusion in extracellular matrix mimetic hydrogels as an in vitro model for subcutaneous injection

Parlow, Julia; Rodler, Agnes; Gråsjö, Johan; Sjögren, Helen et al.

Ingår i International Journal of Pharmaceutics, 2024

• DOI för FRAP analysis of peptide diffusion in extracellular matrix mimetic hydrogels as an in vitro model for subcutaneous injection

Quantitative imaging of doxorubicin diffusion and cellular uptake in biomimetic gels with human liver tumor cells

Degerstedt, Oliver; O'Callaghan, Paul; Clavero, Ada Lerma; Gråsjö, Johan et al.

Ingår i Drug Delivery and Translational Research, s. 970-983, 2023

• DOI för Quantitative imaging of doxorubicin diffusion and cellular uptake in biomimetic gels with human liver tumor cells
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Emergence of pseudoresonance in high-intensity resonant inelastic x-ray scattering

Son, Sang-Kil; Baumann, Thomas M.; Pedersen, Jacob; Budewig, Laura et al.

Ingår i Physical Review A: covering atomic, molecular, and optical physics and quantum information, 2025

• DOI för Emergence of pseudoresonance in high-intensity resonant inelastic x-ray scattering
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The micro-structure of lactose powder compacts studied by small-angle and ultra small-angle X-ray scattering

Gråsjö, Johan; Persson, Ann-Sofie; Alderborn, Göran; Frenning, Göran et al.

Ingår i Powder Technology, 2025

• DOI för The micro-structure of lactose powder compacts studied by small-angle and ultra small-angle X-ray scattering
• Ladda ner fulltext (pdf) av The micro-structure of lactose powder compacts studied by small-angle and ultra small-angle X-ray scattering

Observation of an Associative State in Aqueous Hydroxide

Yin, Zhong; Krasnov, Pavel; Thürmer, Stephan; Chatzigeorgiou, Evanthia et al.

Ingår i Journal of the American Chemical Society, s. 9190-9197, 2025

• DOI för Observation of an Associative State in Aqueous Hydroxide
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FRAP analysis of peptide diffusion in extracellular matrix mimetic hydrogels as an in vitro model for subcutaneous injection

Parlow, Julia; Rodler, Agnes; Gråsjö, Johan; Sjögren, Helen et al.

Ingår i International Journal of Pharmaceutics, 2024

• DOI för FRAP analysis of peptide diffusion in extracellular matrix mimetic hydrogels as an in vitro model for subcutaneous injection

Quantitative imaging of doxorubicin diffusion and cellular uptake in biomimetic gels with human liver tumor cells

Degerstedt, Oliver; O'Callaghan, Paul; Clavero, Ada Lerma; Gråsjö, Johan et al.

Ingår i Drug Delivery and Translational Research, s. 970-983, 2023

• DOI för Quantitative imaging of doxorubicin diffusion and cellular uptake in biomimetic gels with human liver tumor cells
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Effect of fluid velocity and particle size on the hydrodynamic diffusion layer thickness

Andersson, Sara B. E.; Frenning, Göran; Alderborn, Göran; Gråsjö, Johan

Ingår i European journal of pharmaceutics and biopharmaceutics, s. 1-10, 2022

• DOI för Effect of fluid velocity and particle size on the hydrodynamic diffusion layer thickness
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Drug diffusion in biomimetic hydrogels: importance for drug transport and delivery in non-vascular tumor tissue

Degerstedt, Oliver; Gråsjö, Johan; Norberg, Anton; Sjögren, Erik et al.

Ingår i European Journal of Pharmaceutical Sciences, 2022

• DOI för Drug diffusion in biomimetic hydrogels: importance for drug transport and delivery in non-vascular tumor tissue
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In Vitro Cell Toxicity and Intracellular Uptake of Doxorubicin Exposed as a Solution or Liposomes: Implications for Treatment of Hepatocellular Carcinoma

Kullenberg, Fredrik; Degerstedt, Oliver; Calitz, Carlemi; Pavlovic, Natasa et al.

Ingår i Cells, 2021

• DOI för In Vitro Cell Toxicity and Intracellular Uptake of Doxorubicin Exposed as a Solution or Liposomes: Implications for Treatment of Hepatocellular Carcinoma
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Vibrational resonant inelastic X-ray scattering in liquid acetic acid: a ruler for molecular chain lengths

Savchenko, Viktoriia; Brumboiu, Iulia Emilia; Kimberg, Victor; Odelius, Michael et al.

Ingår i Scientific Reports, 2021

• DOI för Vibrational resonant inelastic X-ray scattering in liquid acetic acid: a ruler for molecular chain lengths
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Hydrogen bond effects in multimode nuclear dynamics of acetic acid observed via resonant x-ray scattering

Savchenko, Viktoriia; Ekholm, Victor; Brumboiu, Iulia Emilia; Norman, Patrick et al.

Ingår i Journal of Chemical Physics, 2021

• DOI för Hydrogen bond effects in multimode nuclear dynamics of acetic acid observed via resonant x-ray scattering
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Long-term physical (in)stability of spray-dried amorphous drugs: relationship with glass-forming ability and physicochemical properties

Edueng, Khadijah; Bergström, Christel; Gråsjö, Johan; Mahlin, Denny

Ingår i Pharmaceutics, 2019

• DOI för Long-term physical (in)stability of spray-dried amorphous drugs: relationship with glass-forming ability and physicochemical properties

Supersaturation Potential of Amorphous Active Pharmaceutical Ingredients after Long-Term Storage

Edueng, Khadijah; Mahlin, Denny; Gråsjö, Johan; Nylander, Olivia et al.

Ingår i Molecules, 2019

• DOI för Supersaturation Potential of Amorphous Active Pharmaceutical Ingredients after Long-Term Storage
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Mechanical behaviour of ideal elastic-plastic particles subjected to different triaxial loading conditions

Jonsson, Henrik; Gråsjö, Johan; Frenning, Göran

Ingår i Powder Technology, s. 347-355, 2017

• DOI för Mechanical behaviour of ideal elastic-plastic particles subjected to different triaxial loading conditions
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Comminution-amorphisation relationships during ball milling of lactose at different milling conditions

Pazesh, Samaneh; Gråsjö, Johan; Berggren, Jonas; Alderborn, Göran

Ingår i International Journal of Pharmaceutics, s. 215-227, 2017

• DOI för Comminution-amorphisation relationships during ball milling of lactose at different milling conditions
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Considerations on the quantitative analysis of apparent amorphicity of milled lactose by Raman spectroscopy

Pazesh, Samaneh; Lazorova, Lucia; Berggren, Jonas; Alderborn, Göran et al.

Ingår i International Journal of Pharmaceutics, s. 488-504, 2016

• DOI för Considerations on the quantitative analysis of apparent amorphicity of milled lactose by Raman spectroscopy
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Kaolinite: defect states define material properties-a soft x-ray and first principles study of the band gap

Pietzsch, Annette; Nisar, Jawad; Jamstorp, Erik; Gråsjö, Johan et al.

Ingår i Journal of Electron Spectroscopy and Related Phenomena, s. 11-15, 2015

• DOI för Kaolinite: defect states define material properties-a soft x-ray and first principles study of the band gap

An apparatus for confined triaxial testing of single particles

Jonsson, Henrik; Gråsjö, Johan; Nordström, Josefina; Johansson, Niklas et al.

Ingår i Powder Technology, s. 121-127, 2015

• DOI för An apparatus for confined triaxial testing of single particles
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Rydberg-Resolved Resonant Inelastic Soft X-Ray Scattering: Dynamics at Core Ionization Thresholds

Rubensson, Jan-Erik; Söderström, Johan; Binggeli, Christian; Gråsjö, Johan et al.

Ingår i Physical Review Letters, 2015

• DOI för Rydberg-Resolved Resonant Inelastic Soft X-Ray Scattering: Dynamics at Core Ionization Thresholds

Unveiling the complex electronic structure of amorphous metal oxides

Århammar, Cecilia; Pietzsch, Annette; Bock, Nicolas; Holmström, Erik et al.

Ingår i Proceedings of the National Academy of Sciences of the United States of America, s. 6355-6360, 2011

• DOI för Unveiling the complex electronic structure of amorphous metal oxides

The Release of Catanionic Mixtures Embedded in Gels: An Approximate Analytical Analysis

Frenning, Göran; Gråsjö, Johan; Hansson, Per

Ingår i AIChE Journal, s. 1402-1408, 2011

• DOI för The Release of Catanionic Mixtures Embedded in Gels: An Approximate Analytical Analysis
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Local Electronic Structure of Functional Groups in Glycine As Anion, Zwitterion, and Cation in Aqueous Solution

Gråsjö, Johan; Andersson, Egil; Forsberg, Johan; Duda, Laurent et al.

Ingår i Journal of Physical Chemistry B, s. 16002-16006, 2009

• DOI för Local Electronic Structure of Functional Groups in Glycine As Anion, Zwitterion, and Cation in Aqueous Solution

The multiple depletion curves method provides accurate estimates of intrinsic clearance (CLint), maximum velocity of the metabolic reaction (Vmax), and Michaelis constant (Km): accuracy and robustness evaluated through experimental data and Monte Carlo simulations

Sjögren, Erik; Lennernäs, Hans; Andersson, Tommy B; Gråsjö, Johan et al.

Ingår i Drug Metabolism And Disposition, s. 47-58, 2009

• DOI för The multiple depletion curves method provides accurate estimates of intrinsic clearance (CLint), maximum velocity of the metabolic reaction (Vmax), and Michaelis constant (Km): accuracy and robustness evaluated through experimental data and Monte Carlo simulations

Electronic structure of water molecules confined in a micelle lattice

Gråsjö, Johan; Andersson, Egil; Forsberg, Johan; Aziz, Emad F. et al.

Ingår i Journal of Physical Chemistry B, s. 8201-8205, 2009

• DOI för Electronic structure of water molecules confined in a micelle lattice

Angular anisotropy in resonant inelastic soft X-ray scattering of liquid water

Forsberg, Johan; Gråsjö, Johan; Brena, Barbara; Nordgren, Joseph et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, s. 132203, 2009

• DOI för Angular anisotropy in resonant inelastic soft X-ray scattering of liquid water

Implications of regular solution theory on the release mechanism of catanionic mixtures from gels

Bramer, Tobias; Frenning, Göran; Gråsjö, Johan; Edsman, Katarina et al.

Ingår i Colloids and Surfaces B, s. 214-225, 2009

• DOI för Implications of regular solution theory on the release mechanism of catanionic mixtures from gels

Determining the static dielectric permittivity of ion conducting materials

Gråsjö, Johan; Welch, Ken; Strömme, Maria

Ingår i Applied Physics Letters, 2008

• DOI för Determining the static dielectric permittivity of ion conducting materials

Photoinduced Formation of N₂ Molecules in Ammonium Compounds

Aziz, Emad F; Gråsjö, Johan; Forsberg, Johan; Andersson, Egil et al.

Ingår i Journal of Physical Chemistry A, s. 9662-9669, 2007

• DOI för Photoinduced Formation of N₂ Molecules in Ammonium Compounds

Conductivity percolation in loosely compacted microcrystalline cellulose: An in situ study by dielectric spectroscopy during densification

Nilsson, Martin; Frenning, Göran; Gråsjö, Johan; Alderborn, Göran et al.

Ingår i Journal of Physical Chemistry B, s. 20502-20506, 2006

• DOI för Conductivity percolation in loosely compacted microcrystalline cellulose: An in situ study by dielectric spectroscopy during densification

Regional levels of drug transporters along the human intestinal tract: Co-expression of ABC and SLC transporters and comparison with Caco-2 cells

Englund, Gunilla; Rorsman, Fredrik; Rönnblom, Anders; Karlbom, Urban et al.

Ingår i European Journal of Pharmaceutical Sciences, s. 269-277, 2006

• DOI för Regional levels of drug transporters along the human intestinal tract: Co-expression of ABC and SLC transporters and comparison with Caco-2 cells

X-ray yield and selectively excited X-ray emission spectra of atenolol and nadolol.

Söderström, Johan; Gråsjö, Johan; Kashtanov, S; Bergström, Christel et al.

Ingår i J Electr Spectr, s. 283-285, 2005

Caco-2 permeability of weakly basic drugs predicted with the Double-Sink PAMPA pK flux a method.

Avdeef, Alex; Artursson, Per; Neuhoff, Sibylle; Lazorova, Lucia et al.

Ingår i Eur J Pharm Sci, s. 333-49, 2005

Blood glucose-lowering activity of a hyaluronan-insulin complex after oral administration to rats with diabetes.

Jederström, Gustaf; Gråsjö, Johan; Nordin, Astrid; Sjöholm, Ingvar et al.

Ingår i Diabetes Technol Ther, s. 948-57, 2005

Formulating Insulin for Oral Administration: Preparation of Hyaluronan-Insulin Complex

Jederstrom, Gustaf; Andersson, Arne; Gråsjö, Johan; Sjöholm, Ingvar

Ingår i Pharmaceutical Research, s. 2040-2047, 2004

Effect of intragranular porosity on compression behaviour of and drug release from reservoir pellets

Tunón, Åsa; Gråsjö, Johan; Alderborn, Göran

Ingår i European Journal of Pharmaceutical Sciences, s. 333-344, 2003

• DOI för Effect of intragranular porosity on compression behaviour of and drug release from reservoir pellets

Molecular Arrangement, Electronic Structure and Transport Properties in Surfactant Gel- and Related Systems Studied by Soft X-ray and Dielectric Spectroscopy

Gråsjö, Johan

2013

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Soft X-ray Spectroscopy on  amorphous and crystalline magnesium carbonate

Chatzigeorgiou, Evanthia; Århammar, Cecilia; Gråsjö, Johan; Ekholm, Victor et al.

Ingår i EUROMAT 2019, 2019

Resonant Inelastic X-ray Scattering on Mesoporous Magnesium Carbonate

Chatzigeorgiou, E; Århammar, Cecilia; Gråsjö, Johan; Strömme, Maria et al.

Ingår i The 40th International Conference on Vacuum Ultraviolet and X-ray Physics, 2019

Oxygen K-edge studies of water poor surfactant gel systems

Gråsjö, Johan; Andersson, Egil; Forsberg, Johan; Aziz, Emad et al.

2008

mRNA expression of drug-transporting proteins along the human intestine and comparison with expression in Caco-2 cells

Englund, Gunilla; Rorsman, Fredrik; Rönnblom, Anders; Lazorova, Lucia et al.

2012

Ion mobility and gel complex structure in dodecyl trimethylammonium/polyacrylate gel complexes

Gråsjö, Johan; Strömme, Maria; Hansson, Per

Aqueous carbonate and bicarbonate ions studied by RIXS at the O K-edge

Ekholm, Victor; Gråsjö, Johan; Dong, Minjie; Björneholm, Olle et al.