Workshop on Inelastic Neutron Scattering Spectrina 2018

19-20 April 2018  Gatchina, Orlova Roscha, NRC "Kurchatov Institute" Petersburg Nuclear Physics Institute, building №7

Program


THURSDAY, April 19

9:30 - 10:00 Registration (conference hall bld. 7)

10:00 - 10:10 Opening.

Session I. Results and achievements of researches by inelastic scattering in condensed state physics.

Chairman: S.V. Grigoriev (NRC KI PNPI, Gatchina)

10:10 -10:40 P.A. Alekseev (NRC KI, Moscow) Spin fluctuations and magnetism in the systems with valence instability

10:40 -11:00 E.S. Klementyev (Kant BFU, Kaliningrad, (NRC KI PNPI, Gatchina) Record-breaking small splitting of a 4f multiplet in the antiferroquadropol Tm (Yb) Te system

11:00 -11:20 D.S. Serebrennikov (Kant BFU, Kaliningrad) Clasters-superatoms in crystals: real physical objects or nothing but structural motives

11:20 -11:50 Coffee-brake

Session I (Continuation). Results and achievements of researches by inelastic scattering in condensed state physics.

Chairman: E.S. Klementyev (Kant BFU, Kaliningrad, (NRC KI PNPI, Gatchina)

11:50 -12:20 A. Ivanov (ILL, Гренобль) Anisotropic effects in magnetic excitation spectra of iron-based superconductors

12:20 -12:50 E.A. Goremychkin (JINR, Dubna) Unusual crystal field effectsin praseodymium compounds: superconductivity in PrOs4Sb12 and spin glass in PrAu2Si2

12:50 -14:00 Lunch (PNPI canteen)

Session II. Researches of dynamic properties of the condensed state by neutrons and complementary methods.

Chairman: P.A. Alekseev (NRC KI, Moscow)

14:00 -14:30 A.I. Smirnov (Kapitsa IPP RAS, Moscow) Order by frosted disorder in a frustrated anti-ferromagnetic: experiment.

14:30 -15:00 E. Juszynska-Galazka (Institute of Nuclear Physics PAN) Vibrational dynamics of glass forming: 2-phenylbutan-1-ol (BEP), 2- (trifluoromethyl)phenethyl alcohol (2TFMP) and 4- (trifluoromethyl)phenethyl alcohol (4TFMP) in their thermodynamic phases.

15:00 -15:30 Kacper Drużbicki (AMU Poznan, Poland / FLNP JINR, Dubna) Exploring the Local Order in Molecular Solids with Low-frequency Vibrational Spectroscopy

15:30 -16:00 Coffee-brake

Session III. Current state and operation of neutron inelastic scattering instruments

Chairman: J. Kulda (ILL, Гренобль)

16:00 -16:30 M. Russina (HZB, Berlin) User operation and first results of TOF instrument HZB (Berlin)

16:30 -17:00 M. Monkenbusch (Centre for Neutron Science, Jülich) First results from the refurbished J-NSE spectrometer with new superconducting coils

17:00 -17:30 D. Chudoba (ОИЯИ, Дубна) Current stage of NERA spectrometer

18:00 - 22:00 Reception party on the occasion of opening of a conference (the bus from the PNPI square)

FRIDAY, April 20

Session II (continuation). Researches of dynamic properties of the condensed state by neutrons and complementary methods.

Chairman: E.A. Goremychkin (JINR, Dubna)

10:00 -10:20 S.V. Grigoriev (NRC KI PNPI, Gatchina) The 3D analysis of polarization of small angle scattering as a way of measurement of time of life of critical fluctuations in the helimagnets and ferromagnets

10:20 -10:40 E.V. Altynbaev (NRC KI PNPI, Gatchina) Study of a relaxation of critical fluctuations in MnGe helimagnet by spin-echo spectroscopy

10:40 -11:00 K.A. Pshenichny (NRC KI PNPI, Gatchina) Measurement of spin waves stiffness in the helical magnetics with Dzyaloshinsky-Moria interaction Cu2OSeO3.

11:00 -11:20 E.V. Altynbaev (NRC KI PNPI, Gatchina) Spin waves in MnGe and the iron-doped structures by small-angle neutron scattering

11:20 -11:50 Coffee-brake

Session IV. The experimental technique of inelastic neutron scattering.

Chairman: A. Ivanov (ILL, Гренобль)

11:50 - 12:20 J. Kulda (ILL, Гренобль) Focusing neutron optics with elastically bent perfect crystals

12:20 -12:50 A.K. Ovsyanikov (NRC KI PNPI, Gatchina) Calculations of spin wave s in magnets by SpinWave software

12:50 -13:10 R.A. Sadykov (INR RAS) Types of high pressure camerasfor the investigations by inelastic neutron scattering

13:10 -14:30 Lunch (PNPI canteen)

Session V. Spectrometers at PIK reactor.

Chairman: E.S. Klementyev (Kant BFU, Kaliningrad, NRC KI PNPI, Gatchina)

14:30 -14:50 I.A. Zobkalo (NRC KI PNPI, Gatchina) Triple-axis spectrometers IN1, IN2, IN3 at PIK reactor

14:50 -15:10 Yu.M. Kireenko (NRC KI PNPI, Gatchina) Neutron guides simulations for triple-axis spectrometers IN1, IN2, IN3.

15:10 -15:30 A.O. Petrova (NRC KI PNPI, Gatchina) Time-of-Flight spectrometer on PIK reactor.

15:30 -16:00 Coffee-brake

Discussion on the direction "Inelastic Neutron Scattering for the Condensed State Investigations" on PIK reactor

Chairman: I.A. Zobkalo (NRC KI PNPI, Gatchina)

16:00 -16:15 E.S. Klementyev (Kant BFU, Kaliningrad, NRC KI PNPI, Gatchina) Problems of training of inelastic scattering specialists and development of the user base in the field of inelastic neutron scattering

16:15 -16:40 Discussion Problems of development of the user base in the field of inelastic neutron scattering

16:40 - 17:10 S.V. Grigoriev (NRC KI PNPI, Gatchina) Russian Neutron Scattering Society: news, events, prospects

17:10 - 17:20 Summary. Workshop close.