Investigations of Nanosystems and Novel Materials by Neutron Scattering Methods Theme /2011 Physics of Nanosystems Structure and Dynamics of Functional Materials Complex Liquids and Polymers Molecular Biology and Pharmacology Structure of rocks and minerals Neutron Nanodiagnostics Engineering Diagnostics

Nanosystem GeO 2 -Eu 2 O 3 -Ag: Effects of clusters formation on optical properties Silver doping effect X-Raydiffraction Small angle neutron scattering The breakage of clusters because of the formation of Eu-O-Ag bonds. Increasing of luminescence intensity ~1000 ~1000 times Experimental methods Crystal structure NanostructureNanostructure Ag doping An increase in the intensity of luminescence excitation lines 7 F 0  5 L 6 ( ~395 nm) and 7 F 0  5 H 6 ( ~318 nm ) of Eu 3+

Magnetic fluids for brain cancer treatment: magnetite in water with double layers of myristic (MA) and lauric (LA) acids MA+MA LA+LA Electron microscopy Small-angle neutron scattering Penetration into cells MA+MA LA+LA SANS curves Particle size distributions 20 nm

MEDICINE FARMACOLOGY BIOLOGY PHOTOCHEMISTRY

d Lamellar packing Hexagonal packing 220 Å a = 250 Å Heart mitochondria Modification of the mitochondria packing under osmotic pressure 3D structures inside mitochondria

Nanostructure of Stratum Corneum Model Lipid Membrane Unilamellar vesicles Multilamellar vesicles Stratum corneum is the outermost layer of the mammalian skin, exhibits the major skin barrier for drugs penetration.

Example of the maps of the element distribution on the investigated territory (Tver’ and Yaroslavl’ Regions)