Search Results - "Hansen, Poul Erik"

Imaging scatterometry for flexible measurements of patterned areas by Madsen, Morten Hannibal, Hansen, Poul-Erik

“…Characterization of micro/nano-textured surfaces is time consuming using scanning probe and electron microscopy techniques. Scatterometry, where the intensity…”
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Progress of Bromophenols in Marine Algae from 2011 to 2020: Structure, Bioactivities, and Applications by Dong, Hui, Dong, Songtao, Erik Hansen, Poul, Stagos, Dimitrios, Lin, Xiukun, Liu, Ming

“…Marine algae contain various bromophenols that have been shown to possess a variety of biological activities, including antiradical, antimicrobial, anticancer,…”
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The Synergy between Nuclear Magnetic Resonance and Density Functional Theory Calculations by Hansen, Poul Erik

“…This paper deals with the synergy between Nuclear Magnetic Resonance (NMR) spectroscopic investigations and DFT calculations, mainly of NMR parameters. Both…”
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Structural Studies of β-Diketones and Their Implications on Biological Effects by Hansen, Poul Erik

“…The paper briefly summarizes methods to determine the structure of β-diketones with emphasis on NMR methods. Density functional calculations are also briefly…”
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Isotope Effects on Chemical Shifts in the Study of Hydrogen Bonds in Small Molecules by Hansen, Poul Erik

“…This review is giving a short introduction to the techniques used to investigate isotope effects on NMR chemical shifts. The review is discussing how isotope…”
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NMR of Natural Products as Potential Drugs by Hansen, Poul Erik

“…This review outlines methods to investigate the structure of natural products with emphasis on intramolecular hydrogen bonding, tautomerism and ionic…”
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Enhanced Measurement Accuracy for Nanostructures Using Hybrid Metrology by Hansen, Poul-Erik, Johannsen, Sabrina Rostgaard, Jensen, Søren Alkærsig, Madsen, Jonas Skovlund Møller

“…Light-matter interplay is widely used for analyzing the topology of surfaces on small scales for use in areas such as nanotechnology, nanoelectronics,…”
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A Spectroscopic Overview of Intramolecular Hydrogen Bonds of NH…O,S,N Type by Hansen, Poul Erik

“…Intramolecular NH…O,S,N interactions in non-tautomeric systems are reviewed in a broad range of compounds covering a variety of NH donors and hydrogen bond…”
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NMR and IR Investigations of Strong Intramolecular Hydrogen Bonds by Hansen, Poul Erik, Spanget-Larsen, Jens

“…For the purpose of this review, strong hydrogen bonds have been defined on the basis of experimental data, such as OH stretching wavenumbers, ν , and OH…”
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Trichloromethyl compounds — Natural background concentrations and fates within and below coniferous forests by Albers, Christian Nyrop, Hansen, Poul Erik, Jacobsen, Ole Stig

“…Pollution with organochlorines has received major attention due to various environmental effects, but it is now increasingly recognized, that they also take…”
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Profile estimation for Pt submicron wire on rough Si substrate from experimental data by Karamehmedović, Mirza, Hansen, Poul-Erik, Dirscherl, Kai, Karamehmedović, Emir, Wriedt, Thomas

“…An efficient forward scattering model is constructed for penetrable 2D submicron particles on rough substrates. The scattering and the particle-surface…”
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Tautomerism of β-Diketones and β-Thioxoketones by Hansen, Poul Erik

“…The present overview concentrates on recent developments of tautomerism of β-diketones and β-thioxoketones, both in solution and in the solid state. In…”
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Cytotoxic Geranylated Xanthones and O-Alkylated Derivatives of α-Mangostin by Ha, Ly Dieu, Hansen, Poul Erik, Vang, Ole, Duus, Fritz, Pham, Hung Dinh, Nguyen, Lien-Hoa Dieu

“…Two new geranylated xanthones, 6-O-methylcowanin (4) and oliverixanthone (5), along with five known compounds, cowanin, rubraxanthone, cowaxanthone, cowanol,…”
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NH Stretching Frequencies of Intramolecularly Hydrogen-Bonded Systems: An Experimental and Theoretical Study by Hansen, Poul Erik, Vakili, Mohammad, Kamounah, Fadhil S, Spanget-Larsen, Jens

“…The vibrational NH stretching transitions in secondary amines with intramolecular NH···O hydrogen bonds were investigated by experimental and theoretical…”
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Steerable photonic jet for super-resolution microscopy by Karamehmedović, Mirza, Scheel, Kenneth, Listov-Saabye Pedersen, Frederik, Villegas, Arturo, Hansen, Poul-Erik

“…A promising technique in optical super-resolution microscopy is the illumination of the sample by a highly localized beam, a photonic jet (also called photonic…”
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Pharmacological profile of xanthohumol, a prenylated flavonoid from hops (Humulus lupulus) by Liu, Ming, Hansen, Poul Erik, Wang, Genzhu, Qiu, Lin, Dong, Jianjun, Yin, Hua, Qian, Zhonghua, Yang, Mei, Miao, Jinlai

“…The female inflorescences of hops (Humulus lupulus L.), a well-known bittering agent used in the brewing industry, have long been used in traditional…”
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Isotope effects on chemical shifts in the study of intramolecular hydrogen bonds by Hansen, Poul Erik

“…The paper deals with the use of isotope effects on chemical shifts in characterizing intramolecular hydrogen bonds. Both so-called resonance-assisted (RAHB)…”
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Simplified Flow Photosynthesis of Deuterium‐Labeled Pyocyanin by Lund, Torben, Krake, Niels Jacob, Hansen, Poul Erik, Alatraktchi, Fatima AlZahraa

“…ABSTRACT Deuterium‐labeled pyocyanin was prepared from deuterium‐labeled phenazine methosulfate in gram scale by a simplified flow photosynthesis in water. The…”
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Tautomerism in pyridinyl methyl β-diketones in the liquid and the solid state; a combined computational and experimental study by Vakili, Mohammad, Darugar, Vahidreza, Kamounah, Fadhil S., Erik Hansen, Poul, Hermann, Mathias, Pittelkow, Michael

“…[Display omitted] •The structure and tautomerism of nPM were studied.•All results confirmed that the IHBs of nPM is between AA and BA.•Full vibrational…”
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Bromophenols in marine algae and their bioactivities by Liu, Ming, Hansen, Poul Erik, Lin, Xiukun

“…Marine algae contain various bromophenols that have been shown to possess a variety of biological activities, including antioxidant, antimicrobial, anticancer,…”
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