Search Results - "Franke, K."
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Competition of Superconducting Phenomena and Kondo Screening at the Nanoscale
Published in Science (American Association for the Advancement of Science) (20-05-2011)“…Magnetic and superconducting interactions couple electrons together to form complex states of matter. We show that, at the atomic scale, both types of…”
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2
High-precision comparison of the antiproton-to-proton charge-to-mass ratio
Published in Nature (London) (13-08-2015)“…The CPT theorem (the assumption that physical laws are invariant under simultaneous charge conjugation, parity transformation and time reversal) is central to…”
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3
Protection of excited spin states by a superconducting energy gap
Published in Nature physics (01-12-2013)“…When a paramagnetic molecule is placed on a superconducting surface the lifetime of its spin excitations increases dramatically. This effect, caused by the…”
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4
Cryobiopsy increases the diagnostic yield of endobronchial biopsy: a multicentre trial
Published in The European respiratory journal (01-03-2012)“…Forceps, brushes or needles are currently the standard tools used during flexible bronchoscopy when diagnosing endobronchial malignancies. The new biopsy…”
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5
Direct high-precision measurement of the magnetic moment of the proton
Published in Nature (London) (29-05-2014)“…The magnetic moment of the proton is directly measured with unprecedented precision using a double Penning trap. An important moment for matter–antimatter…”
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In vivo biomarkers of structural and functional brain development and aging in humans
Published in Neuroscience and biobehavioral reviews (01-10-2020)“…•For brain aging, phenotypic-related markers appear superior to mechanistic markers.•Telomere length in peripheral leukocytes is not yet suitable for…”
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Thymic stromal lymphopoietin production induced by skin irritation results from concomitant activation of protease‐activated receptor 2 and interleukin 1 pathways
Published in British journal of dermatology (1951) (01-01-2020)“…Summary Background Thymic stromal lymphopoietin (TSLP) mediates proallergic T helper 2‐type responses by acting on leucocytes. Endogenous pathways regulating…”
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Influence of chemical refining process and oil type on bound 3-chloro-1,2-propanediol contents in palm oil and rapeseed oil
Published in Food science & technology (01-12-2009)“…The formation of bound 3-chloro-1,2-propanediol (3-MCPD-ester) in oils during chemical refining process was investigated for two palm oils and one rapeseed…”
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Charged and metallic molecular monolayers through surface-induced aromatic stabilization
Published in Nature chemistry (01-03-2013)“…Large π -conjugated molecules, when in contact with a metal surface, usually retain a finite electronic gap and, in this sense, stay semiconducting. In some…”
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10
Effects of inbreeding and temperature stress on life history and immune function in a butterfly
Published in Journal of evolutionary biology (01-03-2013)“…Theory predicts that inbreeding depression should be more pronounced under environmental stress due to an increase in the expression of recessive deleterious…”
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11
AFM-based local thermal analysis is a suitable tool to characterize the impact of different grinding techniques on sucrose surface properties
Published in Journal of food engineering (01-10-2018)“…Influence of roller and ball mill grinding technology applied for sucrose particles in a lipophilic suspension was investigated considering both particle…”
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12
Vibrational Kondo effect in pure organic charge-transfer assemblies
Published in Physical review letters (21-11-2008)“…A Kondo resonance has been observed using a scanning tunneling microscope on a single molecular layer of a purely organic charge-transfer salt grown on a metal…”
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13
Site effects in Mexico City basin: Past and present
Published in Soil dynamics and earthquake engineering (1984) (01-06-2019)“…Due to the unique subsoil conditions prevailing in the Mexico City basin, seismic risk has been strongly correlated to site effects. Thus, during the Mw 8.1…”
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14
Experimental studies on particle emissions from cruising ship, their characteristic properties, transformation and atmospheric lifetime in the marine boundary layer
Published in Atmospheric chemistry and physics (06-05-2008)“…Particle emissions from ship engines and their atmospheric transformation in the marine boundary layer (MBL) were investigated in engine test bed studies and…”
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15
Resolution of single spin flips of a single proton
Published in Physical review letters (04-04-2013)“…The spin magnetic moment of a single proton in a cryogenic Penning trap was coupled to the particle's axial motion with a superimposed magnetic bottle. Jumps…”
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16
Long-range repulsive interaction between molecules on a metal surface induced by charge transfer
Published in Physical review letters (26-10-2007)“…The adsorption of a molecular electron donor on Au(111) is characterized by the spontaneous formation of a superlattice of monomers spaced several nanometers…”
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17
Gating the charge state of single molecules by local electric fields
Published in Physical review letters (17-01-2012)“…The electron-acceptor molecule TCNQ is found in either of two distinct integer charge states when embedded into a monolayer of a charge transfer complex on a…”
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18
Ferromagnetic coupling of mononuclear Fe centers in a self-assembled metal-organic network on Au(111)
Published in Physical review letters (26-12-2012)“…The magnetic state and magnetic coupling of individual atoms in nanoscale structures relies on a delicate balance between different interactions with the…”
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Temperature dependence of magnetic anisotropy and domain wall tuning in BaTiO3(111)/CoFeB multiferroics
Published in APL materials (01-07-2023)“…Artificial multiferroics consist of two types of ferroic materials, typically a ferroelectric and a ferromagnet, often coupled interfacially by…”
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Systematic update to the mammalian relative potency estimate database and development of best estimate toxic equivalency factors for dioxin-like compounds
Published in Regulatory toxicology and pharmacology (01-02-2024)“…The World Health Organization (WHO) assesses potential health risks of dioxin-like compounds using Toxic Equivalency Factors (TEFs). This study systematically…”
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