58 research outputs found

    Screening and Application of Novel Homofermentative Lactic Acid Bacteria Results in Low-FODMAP Whole-Wheat Bread

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    FODMAPs are fermentable oligo-, di-, monosaccharides, and polyols. The application of homofermentative lactic acid bacteria (LAB) has been investigated as a promising approach for producing low-FODMAP whole-wheat bread. The low-FODMAP diet is recommended to treat irritable bowel syndrome (IBS). Wheat flour is staple to many diets and is a significant source of fructans, which are considered FODMAPs. The reduction of fructans via sourdough fermentation, generally associated with heterofermentative lactic acid bacteria (LAB), often leads to the accumulation of other FODMAPs. A collection of 244 wild-type LAB strains was isolated from different environments and their specific FODMAP utilisation profiles established. Three homofermentative strains were selected for production of whole-wheat sourdough bread. These were Lactiplantibacillus plantarum FST1.7 (FST1.7), Lacticaseibacillus paracasei R3 (R3), and Pediococcus pentosaceus RYE106 (RYE106). Carbohydrate levels in flour, sourdoughs (before and after 48 h fermentation), and resulting breads were analysed via HPAEC-PAD and compared with whole-wheat bread leavened with baker’s yeast. While strain R3 was the most efficient in FODMAP reduction, breads produced with all three test strains had FODMAP content below cut-off levels that would trigger IBS symptoms. Results of this study highlighted the potential of homofermentative LAB in producing low-FODMAP whole-wheat bread

    Coherent x-ray transition and diffraction radiation of microbunched beams

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    Theoretical and numerical results on angular and spectral distributions and total number of photons of several types of coherent radiation produced by microbunched beams passing through radiators are presented: coherent x-ray bremsstrahlung, x-ray transition, resonance transition, and diffraction radiations. The possibility of observation and application of these new types of radiation for the study of parameters of electron beam microbunching, which is important for the effectiveness of x-ray free electron lasers, is discussed

    JETP Letters V. 68, I .06

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    JETP Letters -- September 25, 1998 Volume 68, Issue 6, pp. 467-548 FIELDS, PARTICLES, AND NUCLEI Radiation from particles in crystal undulators with allowance for a polarization of the medium R. O. Avakyan, L. A. Gevorgyan, K. A. Ispiryan, and R. K. Ispiryan Full Text: PDF (85 kB) ATOMS, SPECTRA AND RADIATION Theory of sonoluminescence in single bubbles: flexoelectric energy contribution N. García and A. Hasmy Full Text: PDF (120 kB) On a characteristic feature of grazing-incidence nuclear monochromators for synchrotron radiation M. A. Andreeva Full Text: PDF (81 kB) PLASMA, GASES Characteristic features of the x-ray spectra of a plasma produced by heating CO2 clusters by intense femtosecond laser pulses with lambda = 0.8 and 0.4 µm S. Dobosz, M. Schmidt, M. Perdrix, P. Meynadier, O. Gobert, D. Normand, A. Ya. Faenov, A. I. Magunov, T. A. Pikuz, I. Yu. Skobelev, and N. E. Andreev Full Text: PDF (105 kB) CONDENSED MATTER Collective effects in a system of Pearl vortices and the magnetization of a thin superconducting film A. N. Artemov Full Text: PDF (95 kB) Synthesis of a bulk crystalline phase of carbon nitride V. P. Dymont, E. M. Nekrashevich, and I. M. Starchenko Full Text: PDF (62 kB) Investigation of the crystallization of liquid iron under pressure: extrapolation of the melt viscosity into the megabar range V. V. Brazhkin Full Text: PDF (2303 kB) Collective effects accompanying magnetization of two-dimensional lattices of nanosize magnetic particles S. A. Gusev, L. A. Mazo, I. M. Nefedov, Yu. N. Nozdrin, M. V. Sapozhnikov, L. V. Sukhodoev, and A. A. Fraerman Full Text: PDF (368 kB) Quasielastic magnetic scattering of neutrons by heavy-fermion systems A. S. Mishchenko Full Text: PDF (130 kB) Direct STM observation of electronic structure modification of naphthacenequinone molecules due to photoisomerization A. I. Oreshkin, V. I. Panov, S. I. Vasil'ev, N. I. Koroteev, and S. A. Magnitskii Full Text: PDF (143 kB) Superconductivity in the presence of fermion condensation V. R. Shaginyan Full Text: PDF (102 kB) Logarithmic temperature dependence of the conductivity of the two-dimensional metal V. M. Pudalov, G. Brunthaler, A. Prinz, and G. Bauer Full Text: PDF (91 kB) Properties of activated states of oxygen and carbon atoms during diffusion in alpha-Ti V. B. Vykhodets and A. Ya. Fishman Full Text: PDF (74 kB) Vortex structure in the presence of tilted columnar defects A. Buzdin Full Text: PDF (94 kB)Archived web conten

    Some Areas of Teaching Staff Training in Teaching RFL: the Impact and Effectiveness of Digitalization

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    The authors consider the forms of the influence of digitalization on the processes of training future teachers of Russian as a foreign language, analyze changes in the education system. Based on the analysis of the results of teaching RFL, special attention is paid to those trends that have introduced effective technologies and tools into the system of university education and created conditions for the organization of appropriate adaptation of students. At the same time, studies of the problems and transformations of university education under the influence of digitalization are considered

    JETP Letters V. 66, I .05

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    JETP Letters -- September 10, 1997 Volume 66, Issue 5, pp. 305-390 Search for anisotropy of ultrahigh-energy cosmic rays A. A. Mikhailov and M. I. Pravdin Full Text: PDF (66 kB) Unification of interactions in a model with composite particles L. V. Prokhorov Full Text: PDF (104 kB) Z --> bb-bar probability and asymmetry in a model of dynamical electroweak symmetry breaking B. A. Arbuzov and M. Yu. Osipov Full Text: PDF (93 kB) Channeling in single-wall nanotubes: possible applications L. A. Gevorgyan, K. A. Ispiryan, and R. K. Ispiryan Full Text: PDF (97 kB) Corrections of order O(alpha-bar alpha-bars) and O(alpha-bar2) to the b-bar b-decay width of the neutral Higgs boson A. L. Kataev Full Text: PDF (83 kB) Excitation of nuclei in a hot, dense plasma: feasibility of experiments with 201Hg A. V. Andreev, V. M. Gordienko, A. B. Savel'ev, E. V. Tkalya, and A. M. Dykhne Full Text: PDF (96 kB) Observation of the penetration of subbarrier ultracold neutrons through beryllium foils and coatings V. E. Varlamov, V. V. Nesvizhevskii, A. P. Serebrov, R. R. Tal'daev, A. G. Kharitonov, P. Geltenbort, M. Pendlebury, A. V. Strelkov, V. N. Shvetsov, and K. Schreckenbach Full Text: PDF (87 kB) Extension of the Sommerfeld diffraction integral to the case of extremely short optical pulses V. A. Aleshkevich and V. K. Peterson Full Text: PDF (88 kB) Pulsed magnetooptic compression of cold atoms V. I. Balykin Full Text: PDF (112 kB) Superfluidity of indirect magnetoexcitons in coupled quantum wells Yu. E. Lozovik, O. L. Berman, and V. G. Tsvetus Full Text: PDF (106 kB) Observation of ferrobielastic switching in langasite crystals under a uniaxial static pressure G. D. Mansfel'd and J. J. Boy Full Text: PDF (45 kB) Influence of magnetic impurities on the heat capacity of nuclear spins A. M. Dyugaev, Yu. N. Ovchinnikov, and P. Fulde Full Text: PDF (85 kB) Observation of the amplification of spin-wave envelope solitons in ferromagnetic films by parallel magnetic pumping B. A. Kalinikos, N. G. Kovshikov, M. P. Kostylev, P. Kabos, and C. E. Patton Full Text: PDF (70 kB) Giant blue shift of photoluminescence in strongly excited type-II ZnSe/BeTe superlattices S. V. Zaitsev, V. D. Kulakovskii, A. A. Maksimov, D. A. Pronin, I. I. Tartakovskii, N. A. Gippius, M. Th. Litz, F. Fisher, A. Waag, D. R. Yakovlev, W. Ossau, and G. Landwehr Full Text: PDF (176 kB) Anomalous evolution of photoluminescence in porous silicon in an electric field B. M. Kostishko and L. I. Gonchar Full Text: PDF (61 kB) Annihilation of Brownian particles on randomly distributed traps during anisotropic diffusion A. M. Berezhkovskii, Yu. A. Makhnovskii, and A. A. Ovchinnikov Full Text: PDF (81 kB)Archived web conten

    eNaBlS - Networking and collaboration patterns among universities and TVET - Interviews with Experts

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    Disclaimer: Funded by the European Union. Views and opinions expressed are those of the author(s) only and do not necessarily reflect those of the European Union or the European Research Executive Agency (REA). Neither the European Union nor the granting authority can be held responsible for them.The objective was to collect qualitative information about existing networking and collaboration schemes among universities and between universities and TVET, exploring in more detail the obstacles to knowledge transfer across disciplines and potential pathways to encourage closer ties and cooperation. The target was to obtain at least 10 interviews from each partner country involved in the eNaBlS project. Each partner applied the interview to relevant experts within their networks, ensuring coverage across both HEIs and TVET organisations. The sampling of interview respondents was purposeful, meaning that the project partners selected information-rich individuals from whom they could obtain a great deal of information about issues central to the inquiry's purpose. The data was collected between May and August 2024.Verslo ir kaimo plėtros vadybos katedra / Department of Business and Rural Development ManagementVytauto Didžiojo universitetas / Vytautas Magnus UniversityBioekonomikos tyrimų institutas / Bioeconomy Research InstituteBioekonomikos plėtros fakultetas / Faculty of Bioeconomy DevelopmentŽemės ūkio akademija / Agriculture AcademyVersion v

    Gamma-ray Cherenkov-transition radiation

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    The spectral and angular distributions as well as the total number of photons of gamma-ray Cherenkov-transition radiation (GCTR) produced by charged particles in the photon energy region (0.82) MeV{}\sim(0.8\text{--}2)\ \text{MeV} are calculated. For this purpose we used the experimental results of the recent discovery according to which in the above-mentioned region the measured refractive index of silicon as well as the theoretically calculated refractive index of gold are greater than 1. Using the results of the carried out numerical calculations an experimental arrangement is discussed for the observation and experimental study of the GCTR. As our results show the GCTR photon yield is about one order of magnitude higher than the background bremsstrahlung yield. Some applications of GCTR, in particular, for comparatively easy search of new materials with refractive index n(ω)>1n(\omega )>1 , are proposed

    A possible way of measuring the energy of relativistic particles by means of transition radiation

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    Translated from Russian (Erevan Inst. of Physics Report no. EFI-ME-4(68))SIGLEAvailable from British Library Document Supply Centre- DSC:5828.4(M--50039)T / BLDSC - British Library Document Supply CentreGBUnited Kingdo
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