Inosov, D. S., Shapoval, T., Neu, V., Wolff, U., White, J. S., Haindl, S., ...
The disordered flux line lattice in single crystals of the slightly overdoped aFe_{2-x}Co_xAs_2 (x = 0.19, Tc = 23 K) superconductor is studied by magnetization measurements, small-angle neutron...
Inosov, D. S., Park, J. T., Bourges, P., Sun, D. L., Sidis, Y., Schneidewind, A., ...
The proximity of superconductivity and antiferromagnetism in the phase diagram of iron arsenides, the apparently weak electron-phonon coupling and the "resonance peak" in the superconducting spin...
Park, J. T., Inosov, D. S., Niedermayer, Ch., Sun, G. L., Haug, D., Christensen, N. B., ...
Here we present a combined study of the slightly underdoped novel pnictide superconductor Ba1-xKxFe₂As₂ by means of x-ray powder diffraction, neutron scattering, muon-spin rotation (µSR), and...
Park, J. T., Inosov, D. S., Niedermayer, Ch., Sun, G. L., Haug, D., Christensen, N. B., ...
Here we present a combined study of the slightly underdoped novel pnictide superconductor Ba1-xKxFe₂As₂ by means of x-ray powder diffraction, neutron scattering, muon-spin rotation (µSR), and...
Inosov, D. S., Leineweber, A., Yang, Xiaoping, Park, J. T., Christensen, N. B., Dinnebier, R., ...
We present x-ray powder diffraction (XRPD) and neutron diffraction measurements on the slightly underdoped iron pnictide superconductor Ba(1-x)K(x)Fe2As2, Tc = 32K. Below the magnetic transition...
Evtushinsky, D. V., Inosov, D. S., Zabolotnyy, V. B., Viazovska, M. S., Khasanov, R., Amato, A., ...
Here we present a calculation of the temperature-dependent London penetration depth, $\lambda(T)$, in Ba$_{1-x}$K$_{x}$Fe$_2$As$_2$ (BKFA) on the basis of the electronic band structure [1,2] and...
Haug, D., Hinkov, V., Suchaneck, A., Inosov, D. S., Christensen, N. B., Niedermayer, Ch., ...
We present a neutron-scattering study of the static and dynamic spin correlations in the underdoped high-temperature superconductor YBa(2)Cu(3)O(6.45) in magnetic fields up to 15 T. The field...
Khasanov, R., Amato, A., Luetkens, H., Niedermayer, Ch., Sun, G. L., ...
Using muon-spin rotation, we studied the anisotropy of the magnetic-field penetration depth \gamma_\lambda=\lambda_c/\lambda_ab in an extensively characterized sample of superconducting...
Dahm, T., Hinkov, V., Borisenko, S. V., Kordyuk, A. A., Zabolotnyy, V. B., Fink, J., ...
Theories based on the coupling between spin fluctuations and fermionic quasiparticles are among the leading contenders to explain the origin of high-temperature superconductivity, but estimates of...
Park, J. T., Inosov, D. S., Niedermayer, Ch., Sun, G. L., Haug, D., Christensen, N. B., ...
Here we present a combined study of the slightly underdoped novel pnictide superconductor Ba(1-x)K(x)Fe(2)As(2) by means of X-ray powder diffraction, neutron scattering, muon spin rotation (muSR),...
White, J. S., Hinkov, V., Heslop, R. W., Lycett, R. J., Forgan, E. M., Bowell, C., ...
We report on small-angle neutron scattering studies of the intrinsic vortex lattice (VL) structure in detwinned YBa2Cu3O7 at 2 K, and in fields up to 10.8 T. Because of the suppressed pinning to...
Momentum dependence of the superconducting gap in Ba$_{1-x}$K$_{x}$Fe$_2$As$_2$ (2008)
Evtushinsky, D. V., Inosov, D. S., Zabolotnyy, V. B., Koitzsch, A., Knupfer, M., Buchner, B., ...
The precise momentum dependence of the superconducting gap in the iron-arsenide superconductor with Tc = 32K (BKFA) was determined from angle-resolved photoemission spectroscopy (ARPES) via fitting...
(pi,pi)-electronic order in iron arsenide superconductors (2008)
Zabolotnyy, V. B., Inosov, D. S., Evtushinsky, D. V., Koitzsch, A., Kordyuk, A. A., Sun, G. L., ...
The distribution of valence electrons in metals usually follows the symmetry of an ionic lattice. Modulations of this distribution often occur when those electrons are not stable with respect to a...
Electronic liquid crystal state in the high-temperature superconductor YBCO(6.45) (2008)
Hinkov, V., Haug, D., Fauque, B., Bourges, P., Sidis, Y., Ivanov, A., ...
Electronic phases with symmetry properties matching those of conventional liquid crystals have recently been discovered in transport experiments on semiconductor heterostructures and metal oxides at...
Spin dynamics in the pseudogap state of a high-temperature superconductor (2008)
Hinkov, V., Bourges, P., Pailhes, S., Sidis, Y., Ivanov, A., Frost, C. D., ...
The pseudogap is one of the most pervasive phenomena of high temperature superconductors. It is attributed either to incoherent Cooper pairing setting in above the superconducting transition...
Electronic Liquid Crystal State in the High-Temperature Superconductor YBa₂Cu₃O6.45 (2008)
Hinkov, V., Haug, D., Fauqué, B., Bourges, P., Sidis, Y., Ivanov, A., ...
Electronic phases with symmetry properties matching those of conventional liquid crystals have recently been discovered in transport experiments on semiconductor heterostructures and metal oxides at...
Electronic Liquid Crystal State in the High-Temperature Superconductor YBa₂Cu₃O6.45 (2008)
Hinkov, V., Haug, D., Fauqué, B., Bourges, P., Sidis, Y., Ivanov, A., ...
Electronic phases with symmetry properties matching those of conventional liquid crystals have recently been discovered in transport experiments on semiconductor heterostructures and metal oxides at...
3D imaging using resonant large-aperture MEMS mirror arrays and laser distance measurement (2008)
Sandner, T., Wildenhain, M., Klose, T., Schenk, H., Schwarzer, S., Hinkov, V., ...
We present a system concept for a scanning laser radar employing a newly developed MEMS mirror array. The array solution permits large reception apertures while preserving outstanding reliability,...
Momentum and excitation energy dependence of the "waterfalls" in cuprates (2007)
Inosov, D. S., Fink, J., Kordyuk, A. A., Borisenko, S. V., Zabolotnyy, V. B., Schuster, R., ...
Using high-resolution angle-resolved photoemission spectroscopy we have studied the momentum and photon energy dependence of the anomalous high-energy dispersion, termed "waterfalls", between the...
"Waterfalls" phenomenon in superconducting cuprates (2007)
Inosov, D. S., Kordyuk, A. A., Borisenko, S. V., Zabolotnyy, V. B., Fink, J., Knupfer, M., ...
We show that the "waterfalls", as reported in recent ARPES studies on HTSC, can neither be described as a part of a self-consistent quasiparticle spectrum nor represent a new physical phenomena,...
Disentangling surface and bulk photoemission using circularly polarized light (2007)
Zabolotnyy, V. B., Borisenko, S. V., Kordyuk, A. A., Inosov, D. S., Koitzsch, A., Geck, J., ...
We show that in the angle resolved photoemission spectroscopy (ARPES) near-surface induced fields can be useful for disentangling the surface and bulk related emission. The jump of the dielectric...
"Waterfalls" in cuprates (2007)
Kordyuk, A. A., Borisenko, S. V., Inosov, D., Zabolotnyy, V. B., Fink, J., Buechner, B., ...
New hot topic in ARPES on HTSC, the observation of the so called "waterfalls", is addressed. The energy scale at about 0.2-0.3 eV that can be derived from the coherent component of ARPES spectra...
Resonant magnetic excitations at high energy in superconducting $\bf YBa_2Cu_3O_{6.85}$ (2007)
Pailhes, S., Sidis, Y., Bourges, P., Hinkov, V., Ivanov, A., Ulrich, C., ...
A detailed inelastic neutron scattering study of the high temperature superconductor $\rm YBa_2Cu_3O_{6.85}$ provides evidence of new resonant magnetic features, in addition to the well known...
Two resonant magnetic modes in an overdoped high-$\bf T_c$ superconductor (2007)
Pailhes, S., Sidis, Y., Bourges, P., Ulrich, C., Hinkov, V., Regnault, L. P., ...
A detailed inelastic neutron scattering study of the overdoped high temperature copper oxide superconductor ${Y_{0.9}Ca_{0.1}Ba_{2}Cu_3O_{7}}$ reveals two distinct magnetic resonant modes in the...
Piezoelektrischer Sensor (2007)
DE 102007009907 A1 UPAB: 20080925 NOVELTY - The piezoelectric sensor has a mono crystalline vibrating body (1) from a piezoelectric material, in which a domain-inverted area is formed with inverted...
Hinkov, V., Schwarzer, S., Wölfelschneider, H.
DE 102007045334 A1 UPAB: 20090509 NOVELTY - The system (1) has a sending device (3) for delivering a sending signal, and a receiving device (5) for receiving signals scattered and/or reflected by a...
Spin dynamics in the pseudogap state of a high-temperature superconductor (2007)
Hinkov, V, Bourges, P, Pailhès, S, Sidis, Y, Ivanov, A, Frost, CD, ...
The pseudogap is one of the most pervasive phenomena of high-temperature superconductors1. It is attributed either to incoherent Cooper pairing setting in above the superconducting transition...
Chernenkov, Yu. P., Plakhty, V. P., Gukasov, A. G., Barilo, S. N., Shiryaev, S. V., Bychkov, G. L., ...
A structural transition at $T\approx 322$ K from the $Pmmm$ to $Pmma$ phase is found to coincide with an anomaly of resistivity. Another structural phase transition doubling the lattice parameter...
Zabolotnyy, V. B., Borisenko, S. V., Kordyuk, A. A., Geck, J., Inosov, D., Koitzsch, A., ...
Experimental studies of the electronic structure remain the basic means for understanding the nature of high-temperature superconductivity (HTSC) and testing relevant theoretical models. Appreciable...
Hinkov, V., Bourges, P., Pailhes, S., Sidis, Y., Ivanov, A., Lin, C. T., ...
A detailed inelastic neutron scattering study of the in-plane anisotropy of magnetic excitations in twin-free YBa$_2$Cu$_3$O$_{6.6}$ ($T_c =$ 61 K) reveals that the spin excitation spectra in the...
Kinks, nodal bilayer splitting, and interband scattering in YBa2Cu3O6+x (2006)
Borisenko, S. V., Kordyuk, A. A., Zabolotnyy, V., Geck, J., Inosov, D., Koitzsch, A., ...
We apply the new-generation angle-resolved photoemission spectroscopy methodology to the most widely studied cuprate superconductor YBa2Cu3O6+x. Considering the nodal direction, we found noticeable...
Magnetic Order in the Pseudogap Phase of High-Tc Superconductors (2006)
Fauqué, B., Sidis, Y., Hinkov, V., Pailhès, S., Lin, C.T., Chaud, X., ...
Kinks, Nodal Bilayer Splitting, and Interband Scattering in YBa2Cu3O6+x (2006)
Borisenko, S. V., Kordyuk, A. A., Zabolotnyy, V., Geck, J., Inosov, D., Koitzsch, A., ...
Doping Dependence of Bilayer Resonant Spin Excitations in (Y,Ca)Ba2Cu3O6+x (2006)
Pailhès, S., Ulrich, C., Fauqué, B., Hinkov, V., Sidis, Y., Ivanov, A., ...
Crystal growth and giant magnetoresistance of rare earth layered cobaltites (2006)
Barilo, S. N., Shiryaev, S. V., Bychkov, G. L., Shestak, A. S., Zhou, Z. X., Hinkov, V., ...
A review on progress in crystal growth and study of layered cobaltites is presented. Single crystals of the LnBaCo(2)O(5+delta) (Ln = Pr, Sm, Eu, Gd, Tb, Dy, Tb0.9Dy0.1) family with the giant...
Kinks, nodal bilayer splitting, and interband scattering in YBa§2Cu§3O§6§+§x. (2006)
Borisenko, S.V., Kordyuk, A.A., Zabolotnyy, V., Geck, J., Inosov, D., Koitzsch, A., ...
Physical Review Letters, 96(2006) S.117004/1-4
Thermal conductivity of YBa§2Cu§3O§6§+§#d. (2006)
Waske, A., Hess, C., Büchner, B., Hinkov, V., Lin, C., Keimer, B., ...
8th Internat.Conf.on Materials and Mechanisms of Superconductivity and High Temperature Superconductors (M2S-HTSC-VIII), Dresden, July 9-14, 2006
Doping Dependence of Bilayer Resonant Spin Excitations in $\bf (Y,Ca)Ba_2Cu_3O_{6+x}$ (2005)
Pailhès, S., Ulrich, C., Fauqué, B., Hinkov, V., Sidis, Y., Ivanov, A., ...
Resonant magnetic modes with odd and even symmetries were studied by inelastic neutron scattering experiments in the bilayer high-$T_c$ superconductor $\rm Y_{1-x}Ca_{x}Ba_2Cu_3O_{6+y}$ over a wide...
"Kinks", Nodal Bilayer Splitting and Interband Scattering in YBCO (2005)
Borisenko, S. V., Kordyuk, A. A., Zabolotnyy, V., Geck, J., Inosov, D., Koitzsch, A., ...
We apply the new-generation ARPES methodology to the most widely studied cuprate superconductor YBCO. Considering the nodal direction, we found noticeable renormalization effects known as "kinks"...
Magnetic order in the pseudogap phase of high-$T_C$ superconductors (2005)
Fauque, B., Sidis, Y., Hinkov, V., Pailhes, S., Lin, C. T., Chaud, X., ...
One of the leading issues in high-$T_C$ superconductors is the origin of the pseudogap phase in underdoped cuprates. Using polarized elastic neutron diffraction, we identify a novel magnetic order in...
Neue kristalline Piezoaktoren für die industrielle Messtechnik (2005)
Es wurden neuartige monokristalline Piezoaktoren, die für die industrielle Messtechnik besonders gut geeignet sind, entwickelt und untersucht. Der vorliegende Beitrag zeigt, wie die...
Nickel Impurity-Induced Enhancement of the Pseudogap of Cuprate High-Tc Superconductors (2005)
Pimenov, A. V., Boris, A. V., Yu, L., Hinkov, V., Wolf, T., Tallon, J. L., ...
Nickel impurity-induced enhancement of the pseudogap of cuprate high-T§c superconductors. (2005)
Pimenov, A.V., Boris, A.V., Yu, L., Hinkov, V., Wolf, T., Tallon, J.L., ...
Physical Review Letters, 94(2005) S.227003/1-4
Pimenov, A.V., Boris, A.V., Yu, L., Hinkov, V., Wolf, T., Keimer, B., ...
ANKA - Annual Report 2005 S.14-15
Ni impurity induced enhancement of the pseudogap in cuprate high T_c superconductors (2004)
Pimenov, A. V., Boris, A. V., Yu, Li, Hinkov, V., Wolf, Th., Tallon, J. L., ...
The influence of magnetic Ni and non-magnetic Zn impurities on the normal state pseudogap (PG) in the c-axis optical conductivity of NdBa$_{2}$\{Cu$% _{1-y}$(Ni,Zn)$_{y}\}_{3}$O$_{7-\delta}$ crystals...
Hinkov, V., Pailhes, S., Bourges, P., Sidis, Y., Ivanov, A., Kulakov, A., ...
The fundamental building block of the copper oxide superconductors is a Cu4O4 square plaquette. In most of these materials, the plaquettes are slightly distorted and form a rectangular lattice. An...
Resonant magnetic excitations at high energy in superconducting $\bf YBa_2Cu_3O_{6.85}$ (2004)
Pailhes, S., Sidis, Y., Bourges, P., Hinkov, V., Ivanov, A., Ulrich, C., ...
A detailed inelastic neutron scattering study of the high temperature superconductor $\rm YBa_2Cu_3O_{6.85}$ provides evidence of new resonant magnetic features, in addition to the well known...
Resonant Magnetic Excitations at High Energy in Superconducting YBa2Cu3O6.85 (2004)
Pailhès, S., Sidis, Y., Bourges, P., Hinkov, V., Ivanov, A., Ulrich, C., ...
Vorrichtung zum Vervielfachen von Lichtfrequenzen (2004)
WO 200257846 A UPAB: 20020906 NOVELTY - The device has an optical non-linear element with a grid structure with normal and inversion regions and electrodes for generating an electric field. In the...
Hinkov, I., Hinkov, V., Hess, S., Brandenburg, A.
Periodic poling of z-cut Lithium Niobate is reliably achieved in up to 1 mm thick crystals. Domain patterns with sharp domain walls over the entire volume of the crystal are obtained. Proton...
Elektro-optischer Lichtstrahlablenker mit verbesserter Elektroden- und Prismenstruktur (2004)
WO2004051358 A UPAB: 20040723 NOVELTY - The structure has regions of differing optical polarization and array of first and second electrodes applying differing potentials to them. The arrangement of...
Two resonant magnetic modes in an overdoped high-$\bf T_c$ superconductor (2003)
Pailhes, S., Sidis, Y., Bourges, P., Ulrich, C., Hinkov, V., Regnault, L. P., ...
A detailed inelastic neutron scattering study of the overdoped high temperature copper oxide superconductor ${Y_{0.9}Ca_{0.1}Ba_{2}Cu_3O_{7}}$ reveals two distinct magnetic resonant modes in the...
Two Resonant Magnetic Modes in an Overdoped High Tc Superconductor (2003)
Pailhès, S., Sidis, Y., Bourges, P., Ulrich, C., Hinkov, V., Regnault, L. P., ...
Elektro-optisch steuerbare Linse (2002)
The lens (8) has an electro-optical crystal plate (9) with applied surface electrodes (11,12) enabling the application of an electrical field. The crystal plate has a region (10) in which the...
The Bragg modulator has rectangular electrooptical crystal platelets on its upper surface, esp. of lithium niobate or tantalum, with normal and inverse regions over a grid structure. The direction of...
Planarer elektro-optischer Lichtstrahlablenker und Verfahren zu seiner Herstellung (1998)
The invention relates to a planar electro-optical light beam deflector comprising a row of adjacent prism deflectors equipped with electrodes to which an electrical voltage can be applied. A main...
Integriert-optischer Polarisator und Verfahren zu seiner Herstellung (1997)
The invention relates to an integrated optical polarizer which consists of a substrate along whose surface run strip-shaped optical waveguides produced by the diffusion of titanium, said optical...
A Fast Electro-Optical Deflection for a Raster Based Laser Display System (1997)
Vohsbeck-Petermann, R., Hinkov, V.
The market of television displays is an area of outstanding economical importance due to its annual produciton volume of more than 100 million TV tubes. 15 Million TV sets were produced in Western...
Vorrichtung zum Vervielfachen von Lichtfrequenzen (1996)
The light frequency multiplier has a grid structure with normal and inversion regions in alternation, with the direction of spontaneous polarisation inverted for the inversion regions relative to the...
The converter has a substrate body (1) of lithium niobate with a monomode optical waveguide (3) formed by titanium diffusion extending along the substrate surface between two end surfaces (4,5). An...
The invention relates to a TE/TM mode converter. The mode converter consists of a substrate (1) made of lithium niobate comprising a single-mode optical waveguide (3) which extends between two end...
An optical spectrometer has several light-emitting diodes (33 - 37) acting as the illuminating device for a transilluminated microcuvette (5). The light passing through the substance in the...
The invention relates to an integrated optical sensor for the measurement of the concentration of optically active substances dissolved in a solution, where a strip-shaped monomode optical waveguide...
We have developed and investigated a novel two-layer structure in LiNbO3 fabricated with Ti-indiffusion and proton exchange. This structure is especially suitable for constructing refractive-index...
Integriert-optischer Sensor (1993)
The invention relates to an integrated optical sensor for the absolute determination of refractive index, comprising a substrate made of lithium niobate in which a monomode, birefringent optical...
Integrated acousto-optical gas sensor - a proposal and first experimental verification. (1993)
We have experimentally demonstrated the feasibility of a novel integrated acousto-optical gas sensor in LiNbO3. Two-layer optical waveguides with increased refractive index sensitivity have been...
The invention relates to an arrangement for the measurement of the distance of an object (30) by means of an integrated optical sensor, at least consisting of a susbtrate body (2) and three monomode...
In a recent publication (1), we showed that acoustooptic TE-TM mode conversion in LiNbOsub3, in the 0.8 mym optical wavelength range, can be very efficient. Only 20 m W RF power was necessary to...
Integriert-optischer Wellenleiter (1992)
The invention relates to an integrated optical waveguide extending along the surface of a substrate body, in particular a lithium niobate crystal, and provided with a thin strip-like coating at least...
Integriert-optischer Sensor (1992)
The invention relates to an integrated optical sensor for the detection of the refractive index of a substance, in particular a liquid, comprising a substrate body of lithium niobate in which an...
Integriert-optischer Sensor (1992)
An on-chip optical sensor (20) for the detection of the refractive index of gases has a substrate body (12) made of lithium niobate, in which a monomode waveguide (14) is provided, said waveguide...
Gas sensors with integrated optical transducers. (1992)
The evaluation of Schottky-diode capacitanes or reliable free-carrier concentration profiles in doped semiconductors by admittance measurements need a time- and money-consuming diode structuring...
Low power, narrowband integrated acousto-optic TE-TM mode convertors for the 0.8 micrometer optical wavelength range have been developed. Acoustic drive power of less then 10 mW was required for 96 %...
Integriert-optischer Sensor (1990)
An integrated optical sensor for simultaneously recording temperature and reflective index changes has a lithium niobate substrate (12) containing a monomode birefractive optical waveguide (14)...