Перегляд за темою "Low dimensionality and inhomogeneity effects in quantum matter"

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Antiferromagnet-ferromagnet transition in La₁–xSrxMn₀.₅Ni₀.₅O₃ (0 ≤ x ≤ 0.2) ceramics

Troyanchuk, I.O.; Karpinsky, D.V.; Bushinsky, M.V.; Sirenko, V.A.; Sikolenko, V.V.; Franz, A. (Физика низких температур, 2017)

Ceramics samples of La₁–xSrxMn₀.₅Ni₀.₅O₃ (0 ≤ x ≤ 0.2) with perovskite structure have been studied by neutron diffraction method, magnetometry and magnetoresistance measurements. Structural data testify a partial order of ...
Classical and exotic magnetism: recent advances and perspectives

Kivshar, Y.; Roberts, A.P. (Физика низких температур, 2017)

Motivated by the pioneering studies of Eremenko of magneto-optical effects in antiferromagnetic crystals, we describe an expansion of the horizons of classical magnetism to include study of Earth's magnetic field and natural ...
Effect of doping and annealing on crystal structure and magnetic properties of La₁–xAgxMnO₃ magnetic nanoparticles

Zentková, M.; Antoňák, M.; Mihalik, M.; M. Mihalik Jr.; Vavra, M.; Girman, V.; Fitta, M.; Briančin, J. (Физика низких температур, 2017)

We study crystal structure and magnetic properties of La₁–xAgxMnO₃ nanopowders prepared by glycine—nitrate method. The particle size and crystal structure were modified by heat treatment. The average size of particle varies ...
Electric and magnetic properties of titanium-cobalt-oxide single crystals produced by floating zone melting with light heating

Balbashov, A.M.; Mukhin, A.A.; Ivanov, V.Y.; Iskhakova, L.D.; Voronchikhina, M.E. (Физика низких температур, 2017)

Single crystals of spinel Co₂TiO₄, CoTiO₃ of ilmenite structure and pseudobrookite CoTi₂O₅ were grown by means of zone melting equipment URN-2-ZM. The growth processes were performed in an air atmosphere with a speed ...
Generic features of the primary relaxation in glass-forming materials (Review Article)

Kokshenev, V.B. (Физика низких температур, 2017)

We discuss structural relaxation in molecular and polymeric supercooled liquids, metallic alloys and orientational glass crystals. The study stresses especially the relationships between observables raised from underlying ...
Giant oscillations of the current in a dirty 2D electron system flowing perpendicular to a lateral barrier under magnetic field

Kadigrobov, A.M. (Физика низких температур, 2017)

The charge transport in a dirty 2-dimensional electron system biased in the presence of a lateral potential barrier under magnetic field is theoretically studied. The quantum tunnelling across the barrier provides the ...
Inhomogeneous broadening of the conductance histograms for molecular junctions

Bopp, J.M.; Tewari, S.; Sabater, C.; van Ruitenbeek, J.M. (Физика низких температур, 2017)

We demonstrate that the notched-wire mechanically controllable break junction technique can be exploited for the study of single molecule junctions. We have developed a protocol for deposition of thiol-coupled molecules ...
Magnetic anisotropy in Fe phthalocyanine film deposited on Si(110) substrate: standing configuration

Bartolomé, J.; Bartolomé, F.; García, L.M.; Gredig, T.; Schuller, I.K.; Cezar, J.C. (Физика низких температур, 2017)

In this contribution we report on the structural and magnetic properties of an Fe phthalocyanine (FePc) thin film deposited on a silicon substrate. The planar FePc molecules order spontaneously in a standing configuration, ...
Magnetic phenomena in Co-containing layered double hydroxides

Vieira, D.E.L.; Salak, A.N.; Fedorchenko, A.V.; Pashkevich, Y.G.; Fertman, E.L.; Desnenko, V.A.; Babkin, R.Y.; Čižmár, E.; Feher, A.; Lopes, A.B.; Ferreira, M.G.S. (Физика низких температур, 2017)

Magnetic behavior of CoII(n)AlIII layered double hydroxides (LDHs) (n = Co/Al = 2 and 3) intercalated with nitrate was studied as a function of temperature. Both LDH compounds are paramagnetic above about 8 K. A rapid ...
Narrow-pass-band filters based on binary superlattices with strong impedance contrast

Iakushev, D.A.; Makarov, N.M. (Физика низких температур, 2017)

The photonic band structure and transmission coefficient of a dielectric bilayer periodic array with strong impedance contrast are calculated and analyzed. It is found that the photonic band structure has broad pass bands ...
Observation of new magnetic ground state in frustrated quantum antiferromagnet spin-liquid system Cs₂CuCl₄

Hyeong-Jin Kim; Haines, C.R.S.; Liu, C.; Sae Hwan Chun; Kee Hoon Kim; Yi, H.T.; Sang-Wook Cheong; Siddharth S. Saxena (Физика низких температур, 2017)

Cs₂CuCl₄ is known to possess a quantum spin-liquid phase with antiferromagnetic interaction below 2.8 K. We report the observation of a new metastable magnetic phase of the triangular frustrated quantum spin system Cs₂CuCl₄ ...
Photo-spintronics of spin-orbit active electric weak links

Shekhter, R.I.; Entin-Wohlman, O.; Jonson, M.; Aharony, A. (Физика низких температур, 2017)

We show that a carbon nanotube can serve as a functional electric weak link performing photo-spintronic transduction. A spin current, facilitated by strong spin-orbit interactions in the nanotube and not accompanied by a ...
Processes of excitation energy transport in EuPO₄ and EuP₃O₉ nanocrystals

Kononets, N.V.; Seminko, V.V.; Maksimchuk, P.O.; Aslanov, A.V.; Bespalova, I.I.; Masalov, A.A.; Malyukin, Y.V. (Физика низких температур, 2017)

Processes of excitation energy transport were investigated for EuPO₄ and EuP₃O₉ nanocrystals, in which Eu³⁺ ions form three- and one-dimensional subsystems, respectively. It was determined that for EuPO₄ nanocrystals ⁵D₀ ...
Single crystals growth of hexaferrits M-type MTixCoxFe₁₂–₂xO₁₉ (M = Ba, Sr) by floating zone and investigation of their magnetic and magnetoelectric properties

Balbashov, A.M.; Voronchikhina, M.E.; Iskhakova, L.D.; Ivanov, V.Y.; Mukhin, A.A. (Физика низких температур, 2017)

Floating zone melting method with optical heating is elaborated to grow single crystals of the substituted hexaferrites BaTixCoxFe₁₂–₂xO₁₉ and SrxTixCoxFe₁₂–₂xO₁₉ (0.8 ≤ x ≤ 2). The dynamics of the growth process is studied ...
Suppression of the superconductivity in ultrathin amorphous Mo₇₈Ge₂₂ films observed by STM

Lotnyk, D.; Onufriienko, O.; Samuely, T.; Shylenko, O.; Komanický, V.; Szabó, P.; Feher, A.; Samuely, P. (Физика низких температур, 2017)

In contact with a superconductor a normal metal modifies its properties due to Andreev reflection. In the current work the local density of states (LDOS) of superconductor–normal metal Mo₇₈Ge₂₂–Au bilayers are studied by ...
Synthesis, crystal structure, electric and magnetic properties of new UNiSi₂ splat

Molčanová, Z.; Mihalik, M.; M. Mihalik Jr.; Rajňák, M.; Zentková, M.; Huráková, M.; Kavečanský, V.; Paukov, M.; Havela, L.; Cieslar, M.; Milianchuk, K. (Физика низких температур, 2017)

We explored the crystal structure, magnetic and transport properties of UNiSi₂ material, which was prepared by rapid solidification—splat cooling. The UNiSi₂ splat is mostly single phase, the refinement of crystal structure ...
The magnon BEC observation by switch off method

Bunkov, Y. (Физика низких температур, 2017)

The Bose–Einstein condensation (BEC) corresponds to the formation of a collective quantum state in which macroscopic number of particles is governed by a single wave function. The magnon BEC forms by excited non-equilibrium ...
Влияние анизотропии обменного взаимодействия на магнитные квантовые фазовые переходы в димеризованных антиферромагнетиках

Ляшенко, Т.И.; Калита, В.М.; Локтев, В.М. (Физика низких температур, 2017)

Проведено теоретическое описание индуцированного внешним магнитным полем квантового фазового перехода в димеризованном антиферромагнетике. Показано, что описание такого фазового перехода можно провести, определив минимум ...
Двумерный магнетофермионный конденсат в GaAs/AlGaAs гетероструктурах

Кулик, Л.В.; Горбунов, А.В.; Журавлев, А.С.; Тимофеев, В.Б.; Кукушкин, И.В. (Физика низких температур, 2017)

При возбуждении долгоживущих триплетных циклотронных магнитоэкситонов в холловском изоляторе с высокой подвижностью электронов, фактором заполнения ν = 2 и температурах Т < 1 К обнаружено принципиально новое коллективное ...
Магнитное упорядочение анизотропных магнетиков вследствие поворота магнитного поля

Звягин, А.А. (Физика низких температур, 2017)

Предсказан переход в упорядоченное состояние магнетика с магнитной анизотропией эффективного g-фактора за счет поворота внешнего магнитного поля от оси магнетика с максимальным значением g-фактора к оси с меньшим его ...

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Перегляд за темою "Low dimensionality and inhomogeneity effects in quantum matter"

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