Science for Education

LABORATORY DIAGNOSTIC SYSTEM OF TOXICITY OF NANOMATERIALS

 

The paper describes the results of experimental work of students and post­graduate students of the Department of Biophysics of the FNP SSU and the laboratory of nanobio­technology IBPPM RAS to identify the potential danger of plasmon­resonance nanomaterials in biomedical research, namely the development of software and instrument complex spectrophotometric and microscopic measurements to estimate viability of microalgae Dunaliella salina and determine the toxicity of the components of incubation medium.

«PRE-DEFENSE» OF THESIS: FORMAL REQUIREMENTS AND TRADITIONS

Opinions of secretaries of dissertation councils on Physics and Mathematics about holding scientific seminar presenting dissertation to defense are given.

FROM THEORY OF OSCILLATIONS TO NONLINEAR DYNAMICS

The paper deals with the retrospective consideration of course lectures on theory of oscillations in Nizhny Novgorod university and its evolution during more then 70 years.

WORLDS OF SYNERGETICS: FROM THE PAST TO THE FUTURE

The whole have possess a wonderful gift to attach a new meaning to it’s parts, create inner harmony, lift the veil of future. This paper is about the whole.

SELFORGANIZATION, PATTERN FORMATION, OPEN SYSTEM PHYSICS

Paper presents the lecture which was conducted for pupils on workshop «Nonlinear Days in Saratov for Youth – 2011». In the lecture brief introduction in physics of open systems is presented and several examples of process of selforganization and pattern formation in the systems of different nature are discussed.

COLLOIDAL GOLD IN LIGHT MICROSCOPY

This article was prepared on the basis of a lecture for higher forms students on school-conference «Nonlinear days in Saratov for youth – 2011». The lecture discusses about the results of the experimental work on the use of gold plasmon-resonance particles in cytological studies of undergraduate and graduate students of the basic Chair of biophysics of DNP SSU and Laboratory of nanobiotechnology of IBPPM RAS. Some of the optical properties of gold nanoparticles are discussed to ensure their use for diagnostics and therapy of malignant tumors (cancer cells).

LEFT-HANDED MEDIA: WHAT IS INTERESTING?

Questions associated with the propagation of electromagnetic waves in media with simultaneously negative dielectric ε and magnetic permeability µ (left-handed medium) are considered in this work. These questions are widely discussed in recent years. The specific properties of such media, in particular, caused by the presence of the negative refractive index, are described. The possibilities of creating of metamaterials with negative values of ε and µ and the implementation of new physical ideas using left-handed medium including creation of perfect superlens are discussed.

TWO LECTURES. DIMENSIONAL ANALYSIS OR PARADISE IN PHYSICS

In the two lectures read at school for senior pupils «Nonlinear days in Saratov for youth» the basic definitions of the theory of dimension and similarity are stated, and also some special ways for concrete problems decision, in particular, use Pi-theorem and additions of Huntley are presented. The solutions of problems from different areas of physics are shown.

NONLINEAR DAYS IN SARATOV

The paper deals with the consideration of the history of the scientific school «Nonlinear days in Saratov for youth», its evolution during more than two decades, its organizers and participants. Other «nonlinear» achievements of the faculty of nonlinear processes staff working under supervision of Prof. D.I. Trubetskov have also been mentioned in the paper.

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