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- Publications
- Influence
Proto-calcite and proto-vaterite in amorphous calcium carbonates.
- D. Gebauer, P. N. Gunawidjaja, +9 authors N. Hedin
- Chemistry, Medicine
- Angewandte Chemie
- 15 November 2010
Amorphous order: Amorphous calcium carbonates (ACC) have an intrinsic structure relating to the crystalline polymorphs of calcite and vaterite. The proto-crystalline structures of calcite and vater… Expand
Mechanisms and Kinetics for Sorption of CO2 on Bicontinuous Mesoporous Silica Modified with n-Propylamine
- Zoltán Bacsik, Nanna Ahlsten, +4 authors N. Hedin
- Chemistry, Medicine
- Langmuir : the ACS journal of surfaces and…
- 20 July 2011
We studied equilibrium adsorption and uptake kinetics and identified molecular species that formed during sorption of carbon dioxide on amine-modified silica. Bicontinuous silicas (AMS-6 and MCM-48)… Expand
Nanostructural features of demosponge biosilica.
- J. Weaver, L. Pietrasanta, N. Hedin, B. Chmelka, P. Hansma, D. Morse
- Materials Science, Medicine
- Journal of structural biology
- 1 December 2003
Recent interest in the optical and mechanical properties of silica structures made by living sponges, and the possibility of harnessing these mechanisms for the synthesis of advanced materials and… Expand
Structuring adsorbents and catalysts by processing of porous powders
- F. Akhtar, L. Andersson, S. Ogunwumi, N. Hedin, L. Bergström
- Materials Science
- 1 July 2014
Microporous materials such as zeolites, metal organic frameworks, activated carbons and aluminum phosphates are suitable for catalysis and separation applications. These high surface area materials… Expand
Silicoaluminophosphates as CO2 sorbents
- O. Cheung, Q. Liu, Zoltán Bacsik, N. Hedin
- Chemistry
- 1 July 2012
Silicoaluminophosphates (SAPO-17, SAPO-35, SAPO-56 and SAPO-RHO) synthesised via hydrothermal means are tested for their abilities to adsorb carbon dioxide. These 8-ring microporous phosphates show… Expand
Intravascular Lead Extraction Using Locking Stylets and Sheaths
- C. Byrd, S. Schwartz, N. Hedin, L. Goode, N. Fearnot, H. J. Smith
- Medicine
- Pacing and clinical electrophysiology : PACE
- 1 December 1990
BYRD, C.L., ET AL.: Intravascular Lead Extraction Using Locking Stylets and Sheaths. Chronic lead extraction using intravascular countertraction techniques was studied in patients with over 65… Expand
Multinuclear Solid-State NMR Studies of Ordered Mesoporous Bioactive Glasses
- E. Leonova, I. Izquierdo-Barba, +4 authors M. Edén
- Chemistry
- 19 March 2008
The local structures of highly ordered mesoporous bioactive CaO-SiO2-P2O5 glasses were investigated for variable Ca contents. 1H NMR revealed a diversity of hydrogen-bonded and "isolated" surface s… Expand
Sorbents for CO(2) capture from flue gas--aspects from materials and theoretical chemistry.
- N. Hedin, L. Chen, A. Laaksonen
- Chemistry, Medicine
- Nanoscale
- 5 October 2010
Predictions of future climate change have triggered a search for ways to reduce the release of greenhouse gases into the atmosphere. Carbon capture and storage (CCS) assists this goal by reducing… Expand
NaKA sorbents with high CO(2)-over-N(2) selectivity and high capacity to adsorb CO(2).
- Qingling Liu, A. Mace, Zoltán Bacsik, Junliang Sun, A. Laaksonen, N. Hedin
- Chemistry, Medicine
- Chemical communications
- 16 June 2010
The uptake of carbon dioxide and nitrogen gas by zeolite NaKA was studied. A very high ideal CO(2)-over-N(2) selectivity and a high CO(2) capacity were observed at an optimal K(+) content of 17 at.%.… Expand
Carbon dioxide capture on amine-rich carbonaceous materials derived from glucose.
- L. Zhao, Zoltán Bacsik, +4 authors Maria-Magdalena Titirici
- Chemistry, Medicine
- ChemSusChem
- 19 July 2010
The synthesis of carbonaceous materials with a high surface density of amino functions for CO(2) sorption and sequestration is reported. The amino-rich carbonaceous materials are characterized by… Expand