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Showing 1 to 12 of 32 entries
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Hydrogen-plasma-induced magnetocrystalline anisotropy ordering in self-assembled magnetic nanoparticle monolayers.

Beilstein journal of nanotechnology

Weddemann A, Meyer J, Regtmeier A, Janzen I, Akemeier D, Hütten A.
PMID: 23504698
Beilstein J Nanotechnol. 2013;4:164-72. doi: 10.3762/bjnano.4.16. Epub 2013 Mar 04.

Self-assembled two-dimensional arrays of either 14 nm hcp-Co or 6 nm ε-Co particle components were treated by hydrogen plasma for various exposure times. A change of hysteretic sample behavior depending on the treatment duration is reported, which can be...

Magnetic field induced assembly of highly ordered two-dimensional particle arrays.

Langmuir : the ACS journal of surfaces and colloids

Weddemann A, Wittbracht F, Eickenberg B, Hütten A.
PMID: 21090763
Langmuir. 2010 Dec 21;26(24):19225-9. doi: 10.1021/la102813w. Epub 2010 Nov 23.

Suspended magnetic beads are exposed to an external homogeneous magnetic field which rotates around the axis perpendicular to the field direction. Because of dipolar interactions, magnetic beads assemble in highly ordered two-dimensional hexagonal arrays perpendicular to the rotation axis....

The Therapeutic Effect of 1,8-Cineol on Pathogenic Bacteria Species Present in Chronic Rhinosinusitis.

Frontiers in microbiology

Schürmann M, Oppel F, Gottschalk M, Büker B, Jantos CA, Knabbe C, Hütten A, Kaltschmidt B, Kaltschmidt C, Sudhoff H.
PMID: 31708879
Front Microbiol. 2019 Oct 22;10:2325. doi: 10.3389/fmicb.2019.02325. eCollection 2019.

Chronic rhinosinusitis (CRS) is marked by an inflamed mucosa of sinuses and is accompanied by a significantly reduced quality of live. Since no guidelines for the treatment of CRS are available, long lasting clinical histories with health care costs...

[Intrahepatic cholestasis of pregnancy].

Der Gynakologe

Hagenbeck C, Pecks U, Lammert F, Hütten MAC, Borgmeier F, Fehm T, Schleußner E, Maul H, Kehl S, Hamza A, Keitel V.
PMID: 33896963
Gynakologe. 2021 Apr 20;1-16. doi: 10.1007/s00129-021-04787-4. Epub 2021 Apr 20.

Intrahepatic cholestasis of pregnancy (ICP) is the most frequent pregnancy-specific liver disease. It is characterized by pruritus and an accompanying elevation of serum bile acid concentrations and/or alanine aminotransferase (ALT), which are the key parameters in the diagnosis. Despite...

Corrigendum: Chronic Intra-Uterine .

Frontiers in immunology

Heymans C, de Lange IH, Hütten MC, Lenaerts K, de Ruijter NJE, Kessels LCGA, Rademakers G, Melotte V, Boesmans W, Saito M, Usuda H, Stock SJ, Spiller OB, Beeton ML, Payne MS, Kramer BW, Newnham JP, Jobe AH, Kemp MW, van Gemert WG, Wolfs TGAM.
PMID: 32351513
Front Immunol. 2020 Apr 15;11:672. doi: 10.3389/fimmu.2020.00672. eCollection 2020.

[This corrects the article DOI: 10.3389/fimmu.2020.00189.].

Quantitative separation of the anisotropic magnetothermopower and planar Nernst effect by the rotation of an in-plane thermal gradient.

Scientific reports

Reimer O, Meier D, Bovender M, Helmich L, Dreessen JO, Krieft J, Shestakov AS, Back CH, Schmalhorst JM, Hütten A, Reiss G, Kuschel T.
PMID: 28094279
Sci Rep. 2017 Jan 17;7:40586. doi: 10.1038/srep40586.

A thermal gradient as the driving force for spin currents plays a key role in spin caloritronics. In this field the spin Seebeck effect (SSE) is of major interest and was investigated in terms of in-plane thermal gradients inducing...

Giant Magnetoresistance: Basic Concepts, Microstructure, Magnetic Interactions and Applications.

Sensors (Basel, Switzerland)

Ennen I, Kappe D, Rempel T, Glenske C, Hütten A.
PMID: 27322277
Sensors (Basel). 2016 Jun 17;16(6). doi: 10.3390/s16060904.

The giant magnetoresistance (GMR) effect is a very basic phenomenon that occurs in magnetic materials ranging from nanoparticles over multilayered thin films to permanent magnets. In this contribution, we first focus on the links between effect characteristic and underlying...

Spin polarization in half-metals probed by femtosecond spin excitation.

Nature materials

Müller GM, Walowski J, Djordjevic M, Miao GX, Gupta A, Ramos AV, Gehrke K, Moshnyaga V, Samwer K, Schmalhorst J, Thomas A, Hütten A, Reiss G, Moodera JS, Münzenberg M.
PMID: 19079243
Nat Mater. 2009 Jan;8(1):56-61. doi: 10.1038/nmat2341. Epub 2008 Dec 14.

Knowledge of the spin polarization is of fundamental importance for the use of a material in spintronics applications. Here, we used femtosecond optical excitation of half-metals to distinguish between half-metallic and metallic properties. Because the direct energy transfer by...

Lab-on-a-Chip Magneto-Immunoassays: How to Ensure Contact between Superparamagnetic Beads and the Sensor Surface.

Biosensors

Eickenberg B, Meyer J, Helmich L, Kappe D, Auge A, Weddemann A, Wittbracht F, Hütten A.
PMID: 25586262
Biosensors (Basel). 2013 Sep 17;3(3):327-40. doi: 10.3390/bios3030327.

Lab-on-a-chip immuno assays utilizing superparamagnetic beads as labels suffer from the fact that the majority of beads pass the sensing area without contacting the sensor surface. Different solutions, employing magnetic forces, ultrasonic standing waves, or hydrodynamic effects have been...

Magnetic Tracking of Protein Synthesis in Microfluidic Environments-Challenges and Perspectives.

Nanomaterials (Basel, Switzerland)

Wegener M, Ennen I, Walhorn V, Anselmetti D, Hütten A, Dietz KJ.
PMID: 30970646
Nanomaterials (Basel). 2019 Apr 09;9(4). doi: 10.3390/nano9040585.

A novel technique to study protein synthesis is proposed that uses magnetic nanoparticles in combination with microfluidic devices to achieve new insights into translational regulation. Cellular protein synthesis is an energy-demanding process which is tightly controlled and is dependent...

Chorioamnionitis induces changes in ovine pulmonary endogenous epithelial stem/progenitor cells in utero.

Pediatric research

Widowski H, Ophelders DRMG, van Leeuwen AJCN, Nikkels PGJ, Severens-Rijvers CAH, LaPointe VLS, Cleutjens JPM, Hütten MC, Kemp MW, Payne MS, Saito M, Usuda H, Newnham JP, Jobe AH, Kramer BW, Delhaas T, Wolfs TGAM, Reynaert NL.
PMID: 33070161
Pediatr Res. 2021 Sep;90(3):549-558. doi: 10.1038/s41390-020-01204-9. Epub 2020 Oct 18.

BACKGROUND: Chorioamnionitis, an intrauterine infection of the placenta and fetal membranes, is a common risk factor for adverse pulmonary outcomes in premature infants including BPD, which is characterized by an arrest in alveolar development. As endogenous epithelial stem/progenitor cells...

Identification of Microorganisms from Several Surfaces by MALDI-TOF MS: .

Microorganisms

Asghari E, Kiel A, Kaltschmidt BP, Wortmann M, Schmidt N, Hüsgen B, Hütten A, Knabbe C, Kaltschmidt C, Kaltschmidt B.
PMID: 34064414
Microorganisms. 2021 May 04;9(5). doi: 10.3390/microorganisms9050992.

New ecological trends and changes in consumer behavior are known to favor biofilm formation in household appliances, increasing the need for new antimicrobial materials and surfaces. Their development requires laboratory-cultivated biofilms, or biofilm model systems (BMS), which allow for...

Showing 1 to 12 of 32 entries