66 research outputs found
ΠΠΎΠ»ΠΎΠ²ΡΠ΅ ΡΠ°Π·Π»ΠΈΡΠΈΡ ΡΠΏΠ΅ΠΊΡΡΠ°Π»ΡΠ½ΡΡ Ρ Π°ΡΠ°ΠΊΡΠ΅ΡΠΈΡΡΠΈΠΊ ΡΠΎΠ½ΠΎΠ²ΠΎΠΉ ΠΠΠ Ρ Π΄Π΅ΡΠ΅ΠΉ ΠΌΠ»Π°Π΄ΡΠ΅Π³ΠΎ ΡΠΊΠΎΠ»ΡΠ½ΠΎΠ³ΠΎ Π²ΠΎΠ·ΡΠ°ΡΡΠ°
The formation of brain bioelectrical activity occurs differently in girls and boys. The results of primary investigations show gender differences of functional brain organization in adolescents and adults. However, there is an opinion on the lack of gender distinctions in children before puberty. Objective: to define features of brain bioelectrical activity in primary school-aged children depending on a gender. Methods: on the basis of parental consent 200 7β9 aged right-handed schoolchildren took part in research (2012β2014). All children were divided into groups depending on biological age and gender. The monopolar electroencephalogram was registered according to 16 standard leads. Changes of the maximal amplitude, full power, the dominant frequency and the index of the main rhythms power of the electroencephalogram were assessed. Results: Prevalence of slow wave delta and theta activity in boys of 7 and 10 years, and also activities of theta range in 9-aged girls were revealed. The increase of the dominant alpha range frequency in 7-aged girls in occipital (pβ€0,016) and temporal (pβ€0,045) brain regions, and rising of full power of this rhythm in 8 aged girls in the left hemisphere (pβ€0,023) while in 9-year aged girls β in the right hemisphere (pβ€0,040) were proved. At the age of 10 years full power of alpha range has the largest values in boys (pβ€0,038). Among high-frequency components the predominance of the index beta-ranges in girls of 7 and 10 years were revealed. The increase in amplitude fluctuations in beta1-range mainly in the sensorimotor brain areas was typical for 7 aged boys. Conclusion: The revealed gender distinctions of the electroencephalogram testify to a larger maturity of the central nervous system in girls comparing with boys. It is shown that the age of 9 years is the active period of the cerebral cortex frontal lobes formation in girls.Β Π€ΠΎΡΠΌΠΈΡΠΎΠ²Π°Π½ΠΈΠ΅ Π±ΠΈΠΎΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΎΠΈΜ Π°ΠΊΡΠΈΠ²Π½ΠΎΡΡΠΈ Π³ΠΎΠ»ΠΎΠ²Π½ΠΎΠ³ΠΎ ΠΌΠΎΠ·Π³Π° ΠΏΡΠΎΠΈΡΡ
ΠΎΠ΄ΠΈΡ ΠΏΠΎ-ΡΠ°Π·Π½ΠΎΠΌΡ Ρ ΠΌΠ°Π»ΡΡΠΈΠΊΠΎΠ² ΠΈ Π΄Π΅Π²ΠΎΡΠ΅ΠΊ. Π Π±ΠΎΠ»ΡΡΠΈΠ½ΡΡΠ²Π΅ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΠΈΜ ΠΏΡΠ΅Π΄ΡΡΠ°Π²Π»Π΅Π½Ρ ΡΠ΅Π·ΡΠ»ΡΡΠ°ΡΡ ΠΏΠΎΠ»ΠΎΠ²ΡΡ
ΡΠ°Π·Π»ΠΈΡΠΈΠΈΜ ΡΡΠ½ΠΊΡΠΈΠΎΠ½Π°Π»ΡΠ½ΠΎΠΈΜ ΠΎΡΠ³Π°Π½ΠΈΠ·Π°ΡΠΈΠΈ ΠΌΠΎΠ·Π³Π° Ρ ΠΏΠΎΠ΄ΡΠΎΡΡΠΊΠΎΠ² ΠΈ Π²Π·ΡΠΎΡΠ»ΡΡ
. ΠΠ΄Π½Π°ΠΊΠΎ Π΄ΠΎ Π½Π°ΡΡΠΎΡΡΠ΅Π³ΠΎ Π²ΡΠ΅ΠΌΠ΅Π½ΠΈ ΡΠΎΡ
ΡΠ°Π½ΡΠ΅ΡΡΡ ΠΌΠ½Π΅Π½ΠΈΠ΅ ΠΎΠ± ΠΎΡΡΡΡΡΡΠ²ΠΈΠΈ ΠΏΠΎΠ»ΠΎΠ²ΡΡ
ΡΠ°Π·Π»ΠΈΡΠΈΠΈΜ Ρ Π΄Π΅ΡΠ΅ΠΈΜ Π΄ΠΎ Π½Π°ΡΠ°Π»Π° ΠΏΡΠ±Π΅ΡΡΠ°ΡΠ°. Π¦Π΅Π»Ρ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ: ΠΎΠΏΡΠ΅Π΄Π΅Π»ΠΈΡΡ ΠΎΡΠΎΠ±Π΅Π½Π½ΠΎΡΡΠΈ Π±ΠΈΠΎΡΠ»Π΅ΠΊΡΡΠΈΡΠ΅ΡΠΊΠΎΠΈΜ Π°ΠΊΡΠΈΠ²Π½ΠΎΡΡΠΈ Π³ΠΎΠ»ΠΎΠ²Π½ΠΎΠ³ΠΎ ΠΌΠΎΠ·Π³Π° Ρ Π΄Π΅ΡΠ΅ΠΈΜ ΠΌΠ»Π°Π΄ΡΠ΅Π³ΠΎ ΡΠΊΠΎΠ»ΡΠ½ΠΎΠ³ΠΎ Π²ΠΎΠ·ΡΠ°ΡΡΠ° Π² Π·Π°Π²ΠΈΡΠΈΠΌΠΎΡΡΠΈ ΠΎΡ ΠΏΠΎΠ»Π°. ΠΠ΅ΡΠΎΠ΄Ρ. ΠΠ° ΠΎΡΠ½ΠΎΠ²Π°Π½ΠΈΠΈ ΠΈΠ½ΡΠΎΡΠΌΠΈΡΠΎΠ²Π°Π½Π½ΠΎΠ³ΠΎ ΡΠΎΠ³Π»Π°ΡΠΈΡ ΡΠΎΠ΄ΠΈΡΠ΅Π»Π΅ΠΈΜ Π² ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΠΈ (2012β2014 Π³.) ΠΏΡΠΈΠ½ΡΠ»ΠΈ ΡΡΠ°ΡΡΠΈΠ΅ 200 ΠΏΡΠ°Π²ΠΎΡΡΠΊΠΈΡ
Π΄Π΅ΡΠ΅ΠΈΜ Π² Π²ΠΎΠ·ΡΠ°ΡΡΠ΅ 7β10 Π»Π΅Ρ, ΠΎΠ±ΡΡΠ°ΡΡΠΈΡ
ΡΡ Π² ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°ΡΠ΅Π»ΡΠ½ΡΡ
ΡΠΊΠΎΠ»Π°Ρ
. ΠΡΠ΅ Π΄Π΅ΡΠΈ Π±ΡΠ»ΠΈ ΡΠ°Π·Π΄Π΅Π»Π΅Π½Ρ Π½Π° Π³ΡΡΠΏΠΏΡ Ρ ΡΡΠ΅ΡΠΎΠΌ Π±ΠΈΠΎΠ»ΠΎΠ³ΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ Π²ΠΎΠ·ΡΠ°ΡΡΠ° ΠΈ ΠΏΠΎΠ»Π°. ΠΠ»Π΅ΠΊΡΡΠΎΡΠ½ΡΠ΅ΡΠ°Π»ΠΎΠ³ΡΠ°ΠΌΠΌΡ ΡΠ΅Π³ΠΈΡΡΡΠΈΡΠΎΠ²Π°Π»ΠΈ ΠΌΠΎΠ½ΠΎΠΏΠΎΠ»ΡΡΠ½ΠΎ Π² 16 ΡΡΠ°Π½Π΄Π°ΡΡΠ½ΡΡ
ΠΎΡΠ²Π΅Π΄Π΅Π½ΠΈΡΡ
. ΠΡΠ΅Π½ΠΈΠ²Π°Π»ΠΈ ΠΈΠ·ΠΌΠ΅Π½Π΅Π½ΠΈΡ ΠΌΠ°ΠΊΡΠΈΠΌΠ°Π»ΡΠ½ΠΎΠΈΜ Π°ΠΌΠΏΠ»ΠΈΡΡΠ΄Ρ, ΠΏΠΎΠ»Π½ΠΎΠΈΜ ΠΌΠΎΡΠ½ΠΎΡΡΠΈ, Π΄ΠΎΠΌΠΈΠ½ΠΈΡΡΡΡΠ΅ΠΈΜ ΡΠ°ΡΡΠΎΡΡ ΠΈ ΠΈΠ½Π΄Π΅ΠΊΡΠ° ΠΌΠΎΡΠ½ΠΎΡΡΠΈ ΠΎΡΠ½ΠΎΠ²Π½ΡΡ
ΡΠΈΡΠΌΠΎΠ². Π Π΅Π·ΡΠ»ΡΡΠ°ΡΡ. ΠΡΡΠ²Π»Π΅Π½ΠΎ ΠΏΡΠ΅ΠΎΠ±Π»Π°Π΄Π°Π½ΠΈΠ΅ ΠΌΠ΅Π΄Π»Π΅Π½Π½ΠΎΠ²ΠΎΠ»Π½ΠΎΠ²ΠΎΠΈΜ Π΄Π΅Π»ΡΡΠ°ΠΈ ΡΠ΅ΡΠ°-Π°ΠΊΡΠΈΠ²Π½ΠΎΡΡΠΈ ΡΡΠ΅Π΄ΠΈ ΠΌΠ°Π»ΡΡΠΈΠΊΠΎΠ² 7 ΠΈ 10 Π»Π΅Ρ, Π° ΡΠ°ΠΊΠΆΠ΅ Π°ΠΊΡΠΈΠ²Π½ΠΎΡΡΠΈ ΡΠ΅ΡΠ°-Π΄ΠΈΠ°ΠΏΠ°Π·ΠΎΠ½Π° Ρ Π΄Π΅Π²ΠΎΡΠ΅ΠΊ 9 Π»Π΅Ρ. ΠΠΎΠΊΠ°Π·Π°Π½ΠΎ ΡΠ²Π΅Π»ΠΈΡΠ΅Π½ΠΈΠ΅ Π΄ΠΎΠΌΠΈΠ½ΠΈΡΡΡΡΠ΅ΠΈΜ ΡΠ°ΡΡΠΎΡΡ Π°Π»ΡΡΠ°-Π΄ΠΈΠ°ΠΏΠ°Π·ΠΎΠ½Π° Ρ Π΄Π΅Π²ΠΎΡΠ΅ΠΊ 7 Π»Π΅Ρ Π² Π·Π°ΡΡΠ»ΠΎΡΠ½ΡΡ
(pβ€0,016) ΠΈ Π²ΠΈΡΠΎΡΠ½ΡΡ
(pβ€0,045) ΠΎΠ±Π»Π°ΡΡΡΡ
Π³ΠΎΠ»ΠΎΠ²Π½ΠΎΠ³ΠΎ ΠΌΠΎΠ·Π³Π°, Π° ΠΏΠΎΠ»Π½ΠΎΠΈΜ ΠΌΠΎΡΠ½ΠΎΡΡΠΈ Π΄Π°Π½Π½ΠΎΠ³ΠΎ ΡΠΈΡΠΌΠ° β Ρ Π΄Π΅Π²ΠΎΡΠ΅ΠΊ 8 Π»Π΅Ρ Π² Π»Π΅Π²ΠΎΠΌ ΠΏΠΎΠ»ΡΡΠ°ΡΠΈΠΈ (pβ€0,023) ΠΈ Π΄Π΅Π²ΠΎΡΠ΅ΠΊ 9 Π»Π΅Ρ Π² ΠΏΡΠ°Π²ΠΎΠΌ ΠΏΠΎΠ»ΡΡΠ°ΡΠΈΠΈ (pβ€0,040) Π³ΠΎΠ»ΠΎΠ²Π½ΠΎΠ³ΠΎ ΠΌΠΎΠ·Π³Π°. Π Π²ΠΎΠ·ΡΠ°ΡΡΠ΅ 10 Π»Π΅Ρ ΠΏΠΎΠ»Π½Π°Ρ ΠΌΠΎΡΠ½ΠΎΡΡΡ Π°Π»ΡΡΠ°-Π΄ΠΈΠ°ΠΏΠ°Π·ΠΎΠ½Π° ΠΏΡΠΈΠΎΠ±ΡΠ΅ΡΠ°Π΅Ρ Π½Π°ΠΈΠ±ΠΎΠ»ΡΡΠΈΠ΅ Π·Π½Π°ΡΠ΅Π½ΠΈΡ Ρ ΠΌΠ°Π»ΡΡΠΈΠΊΠΎΠ² (pβ€0,038). Π‘ΡΠ΅Π΄ΠΈ Π²ΡΡΠΎΠΊΠΎΡΠ°ΡΡΠΎΡΠ½ΡΡ
ΡΠΎΡΡΠ°Π²Π»ΡΡΡΠΈΡ
Π²ΡΡΠ²Π»Π΅Π½ΠΎ ΠΏΡΠ΅ΠΎΠ±Π»Π°Π΄Π°Π½ΠΈΠ΅ ΠΈΠ½Π΄Π΅ΠΊΡΠ° Π±Π΅ΡΠ°-Π΄ΠΈΠ°ΠΏΠ°Π·ΠΎΠ½ΠΎΠ² Ρ Π΄Π΅Π²ΠΎΡΠ΅ΠΊ 7 ΠΈ 10 Π»Π΅Ρ. ΠΠ»Ρ ΠΌΠ°Π»ΡΡΠΈΠΊΠΎΠ² 7 Π»Π΅Ρ Ρ
Π°ΡΠ°ΠΊΡΠ΅ΡΠ½ΠΎ ΠΏΠΎΠ²ΡΡΠ΅Π½ΠΈΠ΅ Π°ΠΌΠΏΠ»ΠΈΡΡΠ΄Ρ ΠΊΠΎΠ»Π΅Π±Π°Π½ΠΈΠΈΜ Π±Π΅ΡΠ°1-Π΄ΠΈΠ°ΠΏΠ°Π·ΠΎΠ½Π° ΠΏΡΠ΅ΠΈΠΌΡΡΠ΅ΡΡΠ²Π΅Π½Π½ΠΎ Π² ΡΠ΅Π½ΡΠΎΠΌΠΎΡΠΎΡΠ½ΡΡ
ΠΎΠ±Π»Π°ΡΡΡΡ
ΠΊΠΎΡΡ. ΠΠ°ΠΊΠ»ΡΡΠ΅Π½ΠΈΠ΅. ΠΡΡΠ²Π»Π΅Π½Π½ΡΠ΅ ΠΏΠΎΠ»ΠΎΠ²ΡΠ΅ ΡΠ°Π·Π»ΠΈΡΠΈΡ ΡΠ»Π΅ΠΊΡΡΠΎΡΠ½ΡΠ΅ΡΠ°Π»ΠΎΠ³ΡΠ°ΠΌΠΌΡ ΡΠ²ΠΈΠ΄Π΅ΡΠ΅Π»ΡΡΡΠ²ΡΡΡ ΠΎ Π±ΠΎΠ»ΡΡΠ΅ΠΈΜ Π·ΡΠ΅Π»ΠΎΡΡΠΈ ΡΠ΅Π½ΡΡΠ°Π»ΡΠ½ΠΎΠΈΜ Π½Π΅ΡΠ²Π½ΠΎΠΈΜ ΡΠΈΡΡΠ΅ΠΌΡ Ρ Π΄Π΅Π²ΠΎΡΠ΅ΠΊ ΠΏΡΠΈ ΡΡΠ°Π²Π½Π΅Π½ΠΈΠΈ Ρ ΠΌΠ°Π»ΡΡΠΈΠΊΠ°ΠΌΠΈ. ΠΠΎΠΊΠ°Π·Π°Π½ΠΎ, ΡΡΠΎ Π²ΠΎΠ·ΡΠ°ΡΡ 9 Π»Π΅Ρ ΡΠ²Π»ΡΠ΅ΡΡΡ Π°ΠΊΡΠΈΠ²Π½ΡΠΌ ΠΏΠ΅ΡΠΈΠΎΠ΄ΠΎΠΌ ΡΠΎΡΠΌΠΈΡΠΎΠ²Π°Π½ΠΈΡ Π»ΠΎΠ±Π½ΡΡ
Π΄ΠΎΠ»Π΅ΠΈΜ ΠΊΠΎΡΡ Π³ΠΎΠ»ΠΎΠ²Π½ΠΎΠ³ΠΎ ΠΌΠΎΠ·Π³Π° Ρ Π΄Π΅Π²ΠΎΡΠ΅ΠΊ.Β
Π‘ΡΠ°Π²Π½ΠΈΡΠ΅Π»ΡΠ½ΠΎΠ΅ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΠ΅ ΠΊΠΎΡΡΠ½ΠΎΠ³ΠΎ ΡΠ΅Π³Π΅Π½Π΅ΡΠ°ΡΠ° ΠΏΠΎΡΠ»Π΅ ΠΎΡΡΠ΅ΠΎΡΠΈΠ½ΡΠ΅Π·Π° ΠΏΠ΅ΡΠ΅Π»ΠΎΠΌΠΎΠ² ΡΠ΅ΠΉΠΊΠΈ Π±Π΅Π΄ΡΠ΅Π½Π½ΠΎΠΉ ΠΊΠΎΡΡΠΈ Π±ΠΈΠΎΠΈΠ½Π΅ΡΡΠ½ΡΠΌΠΈ ΠΈ Π±ΠΈΠΎΠ°ΠΊΡΠΈΠ²Π½ΡΠΌΠΈ ΠΈΠΌΠΏΠ»Π°Π½ΡΠ°ΡΠ°ΠΌΠΈ Ρ ΠΊΠ°Π»ΡΡΠΈΠΉΡΠΎΡΡΠ°ΡΠ½ΡΠΌ ΠΏΠΎΠΊΡΡΡΠΈΠ΅ΠΌ (ΡΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΠ°Π»ΡΠ½ΠΎΠ΅ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΠ΅)
Objective - to analyze the results of X-ray, cytomorphometric and immunohistochemistry experimental studies of bone regenerates after osteosynthesis with bioinert and calcium phosphate-coated bioactive implants. Material and methods. The study was conducted on experimental femoral neck fractures in rabbit males. Reparative osteogenesis processes were studied in groups of bioinert titanium implant osteosynthesis and calcium phosphate-coated bioactive titanium implant osteosynthesis. The animals were clinically followed-up during the postoperative period. X-ray, cytomorphometric and immunohistochemistry studies of samples extracted from femoral bones were conducted over time on days 1, 7, 14, 30 and 60. The animal experiments were kept and treated according to recommendations of international standards, Helsinki Declaration on animal welfare and approved by the local ethics committee. All surgeries were performed under anesthesia, and all efforts were made to minimize the suffering of the animals. Results. In the animal group without femoral neck fracture osteosynthesis, femoral neck pseudoarthrosis was observed at the end of the experiment. The results of cytomorphometric and immunohistochemistry studies conducted on day 60 of the experiment confirmed that the cellular composition of the bone regenerate in the group of calcium phosphate-coated bioactive titanium implants corresponded to a more mature bone tissue than in the group of bioinert titanium implants. Conclusion. The results of the statistical analysis of cytomorphometric and immunohistochemistry data show that the use of calcium phosphate-coated bioactive titanium implants allows to achieve significantly earlier bone tissue regeneration.Π¦Π΅Π»Ρ - Π°Π½Π°Π»ΠΈΠ· ΡΠ΅Π·ΡΠ»ΡΡΠ°ΡΠΎΠ² ΡΠ΅Π½ΡΠ³Π΅Π½ΠΎΠ»ΠΎΠ³ΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ, ΡΠΈΡΠΎΠΌΠΎΡΡΠΎΠΌΠ΅ΡΡΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ ΠΈ ΠΈΠΌΠΌΡΠ½ΠΎΠ³ΠΈΡΡΠΎΡ
ΠΈΠΌΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ ΠΈΡΡΠ»Π΅ Π΄ΠΎΠ²Π°Π½ΠΈΠΉ ΠΏΠΎΡΠ»Π΅ ΠΎΡΡΠ΅ΠΎΡΠΈΠ½ΡΠ΅Π·Π° Π±ΠΈΠΎΠΈΠ½Π΅ΡΡΠ½ΡΠΌΠΈ ΠΈ Π±ΠΈΠΎΠ°ΠΊΡΠΈΠ²Π½ΡΠΌΠΈ ΠΈΠΌΠΏΠ»Π°Π½ΡΠ°ΡΠ°ΠΌΠΈ Ρ ΠΊΠ°Π»ΡΡΠΈΠΉΡΠΎΡΡΠ°ΡΠ½ΡΠΌ ΠΏΠΎΠΊΡΡΡΠΈΠ΅ΠΌ Π² ΡΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΠ΅. ΠΠ°ΡΠ΅ΡΠΈΠ°Π» ΠΈ ΠΌΠ΅ΡΠΎΠ΄Ρ. ΠΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΠ°Π»ΡΠ½ΠΎΠ΅ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΠ΅ ΠΏΡΠΎΠ²Π΅Π΄Π΅Π½ΠΎ Π½Π° 73 ΠΊΡΠΎΠ»ΠΈΠΊΠ°Ρ
-ΡΠ°ΠΌΡΠ°Ρ
ΠΏΠΎΡΠΎΠ΄Ρ Π¨ΠΈΠ½ΡΠΈΠ»Π»Π° Π² Π²ΠΎΠ·ΡΠ°ΡΡΠ΅ 6 ΠΌΠ΅ΡΡΡΠ΅Π², Ρ ΠΊΠΎΡΠΎΡΡΡ
ΠΌΠΎΠ΄Π΅Π»ΠΈΡΠΎΠ²Π°Π»ΠΈ ΠΏΠ΅ΡΠ΅Π»ΠΎΠΌΡ ΡΠ΅ΠΉΠΊΠΈ Π±Π΅Π΄ΡΠ΅Π½Π½ΠΎΠΉ ΠΊΠΎΡΡΠΈ. Π ΠΏΠ΅ΡΠ²ΠΎΠΉ (ΠΊΠΎΠ½ΡΡΠΎΠ»ΡΠ½ΠΎΠΉ) Π³ΡΡΠΏΠΏΠ΅ (n = 24) ΠΏΡΠΈ ΠΏΠ΅ΡΠ΅Π»ΠΎΠΌΠ΅ ΡΠ΅ΠΉΠΊΠΈ Π±Π΅Π΄ΡΠ΅Π½Π½ΠΎΠΉ ΠΊΠΎΡΡΠΈ ΠΎΡΡΠ΅ΠΎΡΠΈΠ½ΡΠ΅Π· Π½Π΅ ΠΏΡΠΈΠΌΠ΅Π½ΡΠ»ΡΡ. ΠΠΎ Π²ΡΠΎΡΠΎΠΉ Π³ΡΡΠΏΠΏΠ΅ (n = 25) ΠΎΡΡΠ΅ΠΎΡΠΈΠ½ΡΠ΅Π· ΠΏΠ΅ΡΠ΅Π»ΠΎΠΌΠ° ΡΠ΅ΠΉΠΊΠΈ Π±Π΅Π΄ΡΠ΅Π½Π½ΠΎΠΉ ΠΊΠΎΡΡΠΈ ΠΏΡΠΎΠ²ΠΎΠ΄ΠΈΠ»ΡΡ ΡΡΠ΅ΠΌΡ ΡΠΈΡΠ°Π½ΠΎΠ²ΡΠΌΠΈ Π±ΠΈΠΎΠΈΠ½Π΅ΡΡΠ½ΡΠΌΠΈ ΡΠΏΠΈΡΠ°ΠΌΠΈ. Π ΡΡΠ΅ΡΡΠ΅ΠΉ Π³ΡΡΠΏΠΏΠ΅ (n = 24) ΠΏΠ΅ΡΠ΅Π»ΠΎΠΌ ΡΠΈΠ½ΡΠ΅Π·ΠΈΡΠΎΠ²Π°Π½ ΡΡΠ΅ΠΌΡ ΡΠΈΡΠ°Π½ΠΎΠ²ΡΠΌΠΈ Π±ΠΈΠΎΠ°ΠΊΡΠΈΠ²Π½ΡΠΌΠΈ ΡΠΏΠΈΡΠ°ΠΌΠΈ Ρ ΠΊΠ°Π»ΡΡΠΈΠΉΡΠΎΡΡΠ°ΡΠ½ΡΠΌ ΠΏΠΎΠΊΡΡΡΠΈΠ΅ΠΌ. Π Π΅Π½ΡΠ³Π΅Π½ΠΎΠ»ΠΎΠ³ΠΈΡΠ΅ΡΠΊΠΎΠ΅, ΡΠΈΡΠΎΠΌΠΎΡΡΠΎΠΌΠ΅ΡΡΠΈΡΠ΅ΡΠΊΠΎΠ΅ ΠΈ ΠΈΠΌΠΌΡΠ½ΠΎΠ³ΠΈΡΡΠΎΡ
ΠΈΠΌΠΈΡΠ΅ΡΠΊΠΎΠ΅ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ Π²ΡΠ΄Π΅Π»Π΅Π½Π½ΡΡ
ΠΈΠ· Π±Π΅Π΄ΡΠ΅Π½Π½ΠΎΠΉ ΠΊΠΎΡΡΠΈ ΠΏΡΠ΅ΠΏΠ°ΡΠ°ΡΠΎΠ² ΠΏΡΠΎΠ²ΠΎΠ΄ΠΈΠ»ΠΈ Π² Π΄ΠΈΠ½Π°ΠΌΠΈΠΊΠ΅ Π½Π° 7-Π΅, 14-Π΅, 30-Π΅, 60-Π΅ ΡΡΡΠΊΠΈ. Π Π΅Π·ΡΠ»ΡΡΠ°ΡΡ. Π Π³ΡΡΠΏΠΏΠ΅ ΠΆΠΈΠ²ΠΎΡΠ½ΡΡ
, ΠΊΠΎΡΠΎΡΡΠΌ Π½Π΅ Π²ΡΠΏΠΎΠ»Π½ΡΠ»ΠΈ ΠΎΡΡΠ΅ΠΎΡΠΈΠ½ΡΠ΅Π·, ΠΊ ΠΊΠΎΠ½ΡΡ ΡΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΠ° ΡΡΠΎΡΠΌΠΈΡΠΎΠ²Π°Π»ΡΡ Π»ΠΎΠΆΠ½ΡΠΉ ΡΡΡΡΠ°Π² ΡΠ΅ΠΉΠΊΠΈ Π±Π΅Π΄ΡΠ΅Π½Π½ΠΎΠΉ ΠΊΠΎΡΡΠΈ. ΠΡΠΈ ΡΠ΅Π½ΡΠ³Π΅Π½ΠΎΠ»ΠΎΠ³ΠΈΡΠ΅ΡΠΊΠΎΠΌ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΠΈ Π² Π³ΡΡΠΏΠΏΠ΅ Ρ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΠ΅ΠΌ Π±ΠΈΠΎΠΈΠ½Π΅ΡΡΠ½ΡΡ
ΠΈΠΌΠΏΠ»Π°Π½ΡΠ°ΡΠΎΠ² Π² ΡΠ΅ΡΠ΅Π½ΠΈΠ΅ Π²ΡΠ΅Π³ΠΎ ΡΡΠΎΠΊΠ° ΡΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΠ° Π²Π΄ΠΎΠ»Ρ ΡΠΈΠΊΡΠ°ΡΠΎΡΠΎΠ² Π½Π°Π±Π»ΡΠ΄Π°Π»Π°ΡΡ ΡΠΎΠ½ΠΊΠ°Ρ ΠΏΠΎΠ»ΠΎΡΠΊΠ° ΠΏΡΠΎΡΠ²Π΅ΡΠ»Π΅Π½ΠΈΡ, ΡΠΊΠ°Π·ΡΠ²Π°ΡΡΠ°Ρ Π½Π° ΠΎΡΡΡΡΡΡΠ²ΠΈΠ΅ ΠΊΠΎΡΡΠ½ΠΎΠΉ ΡΠΊΠ°Π½ΠΈ Π²Π΄ΠΎΠ»Ρ ΡΠΈΠΊΡΠ°ΡΠΎΡΠΎΠ². ΠΠΎΡΠ»Π΅ ΠΎΡΡΠ΅ΠΎΡΠΈΠ½ΡΠ΅Π·Π° Π±ΠΈΠΎΠ°ΠΊΡΠΈΠ²Π½ΡΠΌΠΈ ΠΈΠΌΠΏΠ»Π°Π½ΡΠ°ΡΠ°ΠΌΠΈ ΡΠ΅Π·ΠΎΡΠ±ΡΠΈΠΈ ΠΊΠΎΡΡΠ½ΠΎΠΉ ΡΠΊΠ°Π½ΠΈ Π²Π΄ΠΎΠ»Ρ ΡΠΈΠΊΡΠ°ΡΠΎΡΠΎΠ² Π½Π΅ Π½Π°Π±Π»ΡΠ΄Π°Π»ΠΎΡΡ, Π½Π° 60-Π΅ ΡΡΡΠΊΠΈ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ Π½Π° ΡΠ΅Π½ΡΠ³Π΅Π½ΠΎΠ³ΡΠ°ΠΌΠΌΠ°Ρ
Π²ΠΈΠ·ΡΠ°Π»ΠΈΠ·ΠΈΡΠΎΠ²Π°Π»ΠΈΡΡ ΠΏΡΠΈΠ·Π½Π°ΠΊΠΈ ΠΊΠΎΠ½ΡΠΎΠ»ΠΈΠ΄Π°ΡΠΈΠΈ ΡΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΠ°Π»ΡΠ½ΠΎΠ³ΠΎ ΠΏΠ΅ΡΠ΅Π»ΠΎΠΌΠ° ΡΠ΅ΠΉΠΊΠΈ Π±Π΅Π΄ΡΠ΅Π½Π½ΠΎΠΉ ΠΊΠΎΡΡΠΈ. Π Π΅Π·ΡΠ»ΡΡΠ°ΡΡ ΡΠΈΡΠΎΠΌΠΎΡΡΠΎΠΌΠ΅ΡΡΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ ΠΈ ΠΈΠΌΠΌΡΠ½ΠΎΠ³ΠΈΡΡΠΎΡ
ΠΈΠΌΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΠΉ, Π²ΡΠΏΠΎΠ»Π½Π΅Π½Π½ΡΡ
Π½Π° 60-Π΅ ΡΡΡΠΊΠΈ ΡΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΠ°, ΡΠ²ΠΈΠ΄Π΅ΡΠ΅Π»ΡΡΡΠ²ΡΡΡ, ΡΡΠΎ ΠΊΠ»Π΅ΡΠΎΡΠ½ΡΠΉ ΡΠΎΡΡΠ°Π² ΠΊΠΎΡΡΠ½ΠΎΠ³ΠΎ ΡΠ΅Π³Π΅Π½Π΅ΡΠ°ΡΠ° Π² Π³ΡΡΠΏΠΏΠ΅ Ρ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΠ΅ΠΌ Π±ΠΈΠΎΠ°ΠΊΡΠΈΠ²Π½ΡΡ
ΡΠΈΡΠ°Π½ΠΎΠ²ΡΡ
ΠΈΠΌΠΏΠ»Π°Π½ΡΠ°ΡΠΎΠ² Ρ ΠΊΠ°Π»ΡΡΠΈΠΉΡΠΎΡΡΠ°ΡΠ½ΡΠΌ ΠΏΠΎΠΊΡΡΡΠΈΠ΅ΠΌ, Π² ΠΎΡΠ»ΠΈΡΠΈΠ΅ ΠΎΡ Π±ΠΈΠΎΠΈΠ½Π΅ΡΡΠ½ΡΡ
ΡΠΈΡΠ°Π½ΠΎΠ²ΡΡ
ΠΈΠΌΠΏΠ»Π°Π½ΡΠ°ΡΠΎΠ², ΡΠΎΠΎΡΠ²Π΅ΡΡΡΠ²ΡΠ΅Ρ Π±ΠΎΠ»Π΅Π΅ Π·ΡΠ΅Π»ΠΎΠΉ ΠΊΠΎΡΡΠ½ΠΎΠΉ ΡΠΊΠ°Π½ΠΈ. ΠΠ°ΠΊΠ»ΡΡΠ΅Π½ΠΈΠ΅. ΠΠΎΠ»ΡΡΠ΅Π½Π½ΡΠ΅ ΡΠ΅Π·ΡΠ»ΡΡΠ°ΡΡ ΡΡΠ°ΡΠΈΡΡΠΈΡΠ΅ΡΠΊΠΎΠ³ΠΎ Π°Π½Π°Π»ΠΈΠ·Π° ΡΠΈΡΠΎΠΌΠΎΡΡΠΎΠΌΠ΅ΡΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΈ ΠΈΠΌΠΌΡΠ½ΠΎΠ³ΠΈΡΡΠΎΡ
ΠΈΠΌΠΈΡΠ΅ΡΠΊΠΈΡ
Π΄Π°Π½Π½ΡΡ
ΠΏΠΎΠΊΠ°Π·Π°Π»ΠΈ, ΡΡΠΎ ΠΏΡΠΈΠΌΠ΅Π½Π΅Π½ΠΈΠ΅ Π±ΠΈΠΎΠ°ΠΊΡΠΈΠ²Π½ΡΡ
ΡΠΈΡΠ°Π½ΠΎΠ²ΡΡ
ΠΈΠΌΠΏΠ»Π°Π½ΡΠ°ΡΠΎΠ² Ρ ΠΊΠ°Π»ΡΡΠΈΠΉΡΠΎΡΡΠ°ΡΠ½ΡΠΌ ΠΏΠΎΠΊΡΡΡΠΈΠ΅ΠΌ ΠΏΠΎΠ·Π²ΠΎΠ»ΡΠ΅Ρ Π΄ΠΎΠ±ΠΈΡΡΡΡ Π΄ΠΎΡΡΠΎΠ²Π΅ΡΠ½ΠΎ Π±ΠΎΠ»Π΅Π΅ ΡΠ°Π½Π½Π΅ΠΉ ΡΠ΅Π³Π΅Π½Π΅ΡΠ°ΡΠΈΠΈ ΠΊΠΎΡΡΠ½ΠΎΠΉ ΡΠΊΠ°Π½ΠΈ
Uragan-2M gas mixing system
Gas mixture system (GMS) was developed, created and installed at Uragan-2M (U-2M) device. GMS is based on already known gas mixing method - successive puffing. It is implemented through successive puffing of several gases from separate high pressure cylinders into working volume. A number of experiments were carried out to create a He+Hβ gas mixture with different percentages. The results of measurements of the He+Hβ percentage in the GMS and the U-2M vacuum chamber are in good agreement each to other. This system allows you to change the pressure of the mixture in the U-2M chamber at a constant percentage of gases in the mixture.ΠΠ° ΡΡΡΠ°Π½ΠΎΠ²ΡΡ ΡΡΠ΅Π»Π°ΡΠ°ΡΠΎΡ Π£ΡΠ°Π³Π°Π½-2Π ΡΠΎΠ·ΡΠΎΠ±Π»Π΅Π½Π°, ΡΡΠ²ΠΎΡΠ΅Π½Π° Ρ Π²Π²Π΅Π΄Π΅Π½Π° Π² Π΅ΠΊΡΠΏΠ»ΡΠ°ΡΠ°ΡΡΡ ΡΠΈΡΡΠ΅ΠΌΠ° ΠΊΠΎΠ½ΡΡΠΎΠ»Ρ ΡΡΠ²ΠΎΡΠ΅Π½Π½Ρ Π³Π°Π·ΠΎΠ²ΠΈΡ
ΡΡΠΌΡΡΠ΅ΠΉ (CΠC). Π‘ΠΠ‘ ΠΎΡΠ½ΠΎΠ²Π°Π½Π° Π½Π° Π²ΠΆΠ΅ Π²ΡΠ΄ΠΎΠΌΠΎΠΌΡ ΡΠΏΠΎΡΠΎΠ±Ρ ΠΎΡΡΠΈΠΌΠ°Π½Π½Ρ ΡΡΠΌΡΡΡ Π³Π°Π·ΡΠ² - ΠΏΠΎΡΠ»ΡΠ΄ΠΎΠ²Π½ΠΎΠΌΡ Π½Π°ΠΏΡΡΠΊΡ. Π’Π°ΠΊΠΈΠΉ Π½Π°ΠΏΡΡΠΊ ΡΠ΅Π°Π»ΡΠ·ΠΎΠ²ΡΠ²Π°Π²ΡΡ ΠΏΡΠΈ ΠΏΠΎΡΠ»ΡΠ΄ΠΎΠ²Π½ΠΎΠΌΡ Π½Π°ΠΏΡΡΠΊΡ Π² ΡΠΎΠ±ΠΎΡΠΈΠΉ ΠΎΠ±'ΡΠΌ Π΄Π΅ΠΊΡΠ»ΡΠΊΠΎΡ
Π³Π°Π·ΡΠ² Π· ΠΎΠΊΡΠ΅ΠΌΠΈΡ
Π±Π°Π»ΠΎΠ½ΡΠ² Π· Π²ΠΈΡΠΎΠΊΠΈΠΌ ΡΠΈΡΠΊΠΎΠΌ. ΠΡΠ»ΠΎ ΠΏΡΠΎΠ²Π΅Π΄Π΅Π½ΠΎ ΡΡΠ΄ Π΅ΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΡΠ² Π·Ρ ΡΡΠ²ΠΎΡΠ΅Π½Π½Ρ Π³Π°Π·ΠΎΠ²ΠΎΡ ΡΡΠΌΡΡΡ He+Hβ Π· ΡΡΠ·Π½ΠΈΠΌΠΈ ΠΏΡΠΎΡΠ΅Π½ΡΠ½ΠΈΠΌΠΈ ΠΊΠΎΠ½ΡΠ΅Π½ΡΡΠ°ΡΡΡΠΌΠΈ. Π Π΅Π·ΡΠ»ΡΡΠ°ΡΠΈ Π²ΠΈΠΌΡΡΡΠ²Π°Π½Ρ ΠΏΡΠΎΡΠ΅Π½ΡΠ½ΠΎΠ³ΠΎ ΡΠΏΡΠ²Π²ΡΠ΄Π½ΠΎΡΠ΅Π½Π½Ρ He+Hβ Ρ ΠΊΠ°ΠΌΠ΅ΡΡ Π·ΠΌΡΡΡΠ²Π°ΡΠ° Ρ Π²Π°ΠΊΡΡΠΌΠ½ΡΠΉ ΠΊΠ°ΠΌΠ΅ΡΡ Π£-2Π Π΄ΠΎΠ±ΡΠ΅ ΡΠ·Π³ΠΎΠ΄ΠΆΡΡΡΡΡΡ. ΠΠ°Π½Π° ΡΠΈΡΡΠ΅ΠΌΠ° Π΄ΠΎΠ·Π²ΠΎΠ»ΡΡ Π·ΠΌΡΠ½ΡΠ²Π°ΡΠΈ ΡΠΈΡΠΊ ΡΡΠΌΡΡΡ Π² ΠΊΠ°ΠΌΠ΅ΡΡ Π£-2Π ΠΏΡΠΈ ΠΏΠΎΡΡΡΠΉΠ½ΠΎΠΌΡ ΠΏΡΠΎΡΠ΅Π½ΡΠ½ΠΎΠΌΡ ΡΠΏΡΠ²Π²ΡΠ΄Π½ΠΎΡΠ΅Π½Π½Ρ Π³Π°Π·ΡΠ² Ρ ΡΡΠΌΡΡΡ.ΠΠ° ΡΡΡΠ°Π½ΠΎΠ²ΠΊΠ΅ ΡΡΠ΅Π»Π»Π°ΡΠ°ΡΠΎΡ Π£ΡΠ°Π³Π°Π½-2Π ΡΠ°Π·ΡΠ°Π±ΠΎΡΠ°Π½Π°, ΡΠΎΠ·Π΄Π°Π½Π° ΠΈ Π²Π²Π΅Π΄Π΅Π½Π° Π² ΡΠΊΡΠΏΠ»ΡΠ°ΡΠ°ΡΠΈΡ ΡΠΈΡΡΠ΅ΠΌΠ° ΡΠΎΠ·Π΄Π°Π½ΠΈΡ Π³Π°Π·ΠΎΠ²ΡΡ
ΡΠΌΠ΅ΡΠ΅ΠΉ (CΠC). Π‘ΠΠ‘ ΠΎΡΠ½ΠΎΠ²Π°Π½Π° Π½Π° ΡΠΆΠ΅ ΠΈΠ·Π²Π΅ΡΡΠ½ΠΎΠΌ ΡΠΏΠΎΡΠΎΠ±Π΅ ΠΏΠΎΠ»ΡΡΠ΅Π½ΠΈΡ ΡΠΌΠ΅ΡΠΈ Π³Π°Π·ΠΎΠ² - ΠΏΠΎΡΠ»Π΅Π΄ΠΎΠ²Π°ΡΠ΅Π»ΡΠ½ΠΎΠΌ Π½Π°ΠΏΡΡΠΊΠ΅. Π’Π°ΠΊΠΎΠΉ Π½Π°ΠΏΡΡΠΊ ΡΠ΅Π°Π»ΠΈΠ·ΠΎΠ²ΡΠ²Π°Π»ΡΡ ΠΏΡΠΈ ΠΏΠΎΡΠ»Π΅Π΄ΠΎΠ²Π°ΡΠ΅Π»ΡΠ½ΠΎΠΌ Π½Π°ΠΏΡΡΠΊΠ΅ Π² ΡΠ°Π±ΠΎΡΠΈΠΉ ΠΎΠ±ΡΠ΅ΠΌ Π½Π΅ΡΠΊΠΎΠ»ΡΠΊΠΈΡ
Π³Π°Π·ΠΎΠ² ΠΈΠ· ΠΎΡΠ΄Π΅Π»ΡΠ½ΡΡ
Π±Π°Π»Π»ΠΎΠ½ΠΎΠ² Ρ Π²ΡΡΠΎΠΊΠΈΠΌ Π΄Π°Π²Π»Π΅Π½ΠΈΠ΅ΠΌ. ΠΡΠ»ΠΈ ΠΏΡΠΎΠ²Π΅Π΄Π΅Π½Ρ ΡΠΊΡΠΏΠ΅ΡΠΈΠΌΠ΅Π½ΡΡ ΠΏΠΎ ΡΠΎΠ·Π΄Π°Π½ΠΈΡ Π³Π°Π·ΠΎΠ²ΠΎΠΉ ΡΠΌΠ΅ΡΠΈ He+Hβ Ρ ΡΠ°Π·Π»ΠΈΡΠ½ΡΠΌΠΈ ΠΈΡ
ΠΏΡΠΎΡΠ΅Π½ΡΠ½ΡΠΌΠΈ ΠΊΠΎΠ½ΡΠ΅Π½ΡΡΠ°ΡΠΈΡΠΌΠΈ. Π Π΅Π·ΡΠ»ΡΡΠ°ΡΡ ΠΈΠ·ΠΌΠ΅ΡΠ΅Π½ΠΈΠΉ ΠΏΡΠΎΡΠ΅Π½ΡΠ½ΠΎΠ³ΠΎ ΡΠΎΠΎΡΠ½ΠΎΡΠ΅Π½ΠΈΡHe+Hβ Π² ΡΠΌΠ΅ΡΠΈΡΠ΅Π»ΡΠ½ΠΎΠΉ ΠΊΠ°ΠΌΠ΅ΡΠ΅ ΠΈ Π²Π°ΠΊΡΡΠΌΠ½ΠΎΠΉ ΠΊΠ°ΠΌΠ΅ΡΠ΅ Π£-2Π Π½Π°Ρ
ΠΎΠ΄ΡΡΡΡ Π² Ρ
ΠΎΡΠΎΡΠ΅ΠΌ ΡΠΎΠ³Π»Π°ΡΠΈΠΈ. ΠΠ°Π½Π½Π°Ρ ΡΠΈΡΡΠ΅ΠΌΠ° ΠΏΠΎΠ·Π²ΠΎΠ»ΡΠ΅Ρ ΠΈΠ·ΠΌΠ΅Π½ΡΡΡ Π΄Π°Π²Π»Π΅Π½ΠΈΠ΅ ΡΠΌΠ΅ΡΠΈ Π² ΠΊΠ°ΠΌΠ΅ΡΠ΅ Π£-2Π ΠΏΡΠΈ ΠΏΠΎΡΡΠΎΡΠ½Π½ΠΎΠΌ ΠΏΡΠΎΡΠ΅Π½ΡΠ½ΠΎΠΌ ΡΠΎΠΎΡΠ½ΠΎΡΠ΅Π½ΠΈΠΈ Π³Π°Π·ΠΎΠ² Π² ΡΠΌΠ΅ΡΠΈ
Mass-spectrometer diagnostics complex with cryogenic nitrogen trap
The measuring complex with the cryogenic nitrogen trap [1] was created to monitor the gas composition in the stellarator Uragan-2M chamber. The complex provides several gas sampling options for the research: directly from the vacuum chamber, and condensed gas from the cryogenic trap chamber after its being heated. A new measuring cryogenic trap with its own valves was developed to implement the second method. It is necessary to provide such a state of the internal vacuum surfaces of the complex so that the background gas emission from the walls of the measuring vacuum chamber does not lead to the measurement errors in order to obtain more accurate mass spectral data. The heating of the chamber walls and continuous RF discharge at frequencies of 6β¦8 MHz and the power of 1 kW without a magnetic field was planned to used for this purpose. Two RF antennas, rod and planar, were designed.ΠΠ° ΡΡΠ΅Π»Π°ΡΠ°ΡΠΎΡΡ Π£ΡΠ°Π³Π°Π½-2Π Π±ΡΠ² ΡΡΠ²ΠΎΡΠ΅Π½ΠΈΠΉ Π΄ΡΠ°Π³Π½ΠΎΡΡΠΈΡΠ½ΠΈΠΉ ΠΊΠΎΠΌΠΏΠ»Π΅ΠΊΡ Π· ΠΊΡΠΈΠΎΠ³Π΅Π½Π½ΠΎΡ Π°Π·ΠΎΡΠ½ΠΎΡ ΠΏΠ°ΡΡΠΊΠΎΡ [1] Π΄Π»Ρ ΠΊΠΎΠ½ΡΡΠΎΠ»Ρ ΡΠΊΠ»Π°Π΄Ρ Π³Π°Π·Ρ Π² ΠΊΠ°ΠΌΠ΅ΡΡ ΡΡΠ΅Π»Π°ΡΠ°ΡΠΎΡΠ°. ΠΠΎΠΌΠΏΠ»Π΅ΠΊΡ ΠΏΠ΅ΡΠ΅Π΄Π±Π°ΡΠ°Ρ Π΄Π΅ΠΊΡΠ»ΡΠΊΠ° Π²Π°ΡΡΠ°Π½ΡΡΠ² Π²ΡΠ΄Π±ΠΎΡΡ ΠΏΡΠΎΠ± Π³Π°Π·Ρ Π΄Π»Ρ Π΄ΠΎΡΠ»ΡΠ΄ΠΆΠ΅Π½Π½Ρ: Π±Π΅Π·ΠΏΠΎΡΠ΅ΡΠ΅Π΄Π½ΡΠΎ Π· Π²Π°ΠΊΡΡΠΌΠ½ΠΎΡ ΠΊΠ°ΠΌΠ΅ΡΠΈ ΡΠ° ΠΊΠΎΠ½Π΄Π΅Π½ΡΠΎΠ²Π°Π½ΠΎΠ³ΠΎ Π³Π°Π·Ρ Π· ΠΊΠ°ΠΌΠ΅ΡΠΈ ΠΊΡΠΈΠΎΠ³Π΅Π½Π½ΠΎΡ ΠΏΠ°ΡΡΠΊΠΈ ΠΏΡΡΠ»Ρ ΡΡ Π½Π°Π³ΡΡΠ²Π°Π½Π½Ρ. ΠΠ»Ρ ΡΠ΅Π°Π»ΡΠ·Π°ΡΡΡ Π΄ΡΡΠ³ΠΎΠ³ΠΎ ΠΌΠ΅ΡΠΎΠ΄Ρ Π±ΡΠ»Π° ΡΠΎΠ·ΡΠΎΠ±Π»Π΅Π½Π° Π½ΠΎΠ²Π° Π²ΠΈΠΌΡΡΡΠ²Π°Π»ΡΠ½Π° ΠΊΡΠΈΠΎΠ³Π΅Π½Π½Π° ΠΏΠ°ΡΡΠΊΠ° Π· Π²Π»Π°ΡΠ½ΠΈΠΌΠΈ ΠΊΠ»Π°ΠΏΠ°Π½Π°ΠΌΠΈ. ΠΠ»Ρ ΠΎΡΡΠΈΠΌΠ°Π½Π½Ρ ΡΠΎΡΠ½ΡΡΠΈΡ
ΠΌΠ°Ρ-ΡΠΏΠ΅ΠΊΡΡΠ°Π»ΡΠ½ΠΈΡ
Π΄Π°Π½ΠΈΡ
Π½Π΅ΠΎΠ±Ρ
ΡΠ΄Π½ΠΎ Π·Π°Π±Π΅Π·ΠΏΠ΅ΡΠΈΡΠΈ ΡΠ°ΠΊΠΈΠΉ ΡΡΠ°Π½ Π²Π½ΡΡΡΡΡΠ½ΡΡ
Π²Π°ΠΊΡΡΠΌΠ½ΠΈΡ
ΠΏΠΎΠ²Π΅ΡΡ
ΠΎΠ½Ρ ΠΊΠΎΠΌΠΏΠ»Π΅ΠΊΡΡ, ΡΠΎΠ± Π²ΠΈΡΡΠΊ ΡΠΎΠ½ΠΎΠ²ΠΎΠ³ΠΎ Π³Π°Π·Ρ Π·Ρ ΡΡΡΠ½ΠΎΠΊ Π²ΠΈΠΌΡΡΡΠ²Π°Π»ΡΠ½ΠΎΡ Π²Π°ΠΊΡΡΠΌΠ½ΠΎΡ ΠΊΠ°ΠΌΠ΅ΡΠΈ Π½Π΅ ΠΏΡΠΈΠ·Π²ΡΠ² Π΄ΠΎ ΠΏΠΎΠΌΠΈΠ»ΠΎΠΊ Ρ Π²ΠΈΠΌΡΡΠ°Ρ
. ΠΠ»Ρ ΡΡΠΎΠ³ΠΎ ΠΏΠ»Π°Π½ΡΠ²Π°Π»ΠΎΡΡ Π½Π°Π³ΡΡΠ²Π°Π½Π½Ρ ΡΡΡΠ½ ΠΊΠ°ΠΌΠ΅ΡΠΈ ΡΠ° Π±Π΅Π·ΠΏΠ΅ΡΠ΅ΡΠ²Π½ΠΎΠ³ΠΎ ΠΠ§-ΡΠΎΠ·ΡΡΠ΄Ρ Π½Π° ΡΠ°ΡΡΠΎΡΠ°Ρ
Π±Π»ΠΈΠ·ΡΠΊΠΎ 6β¦8 ΠΠΡ ΠΏΠΎΡΡΠΆΠ½ΡΡΡΡ Π΄ΠΎ 1 ΠΊΠΡ Π±Π΅Π· ΠΌΠ°Π³Π½ΡΡΠ½ΠΎΠ³ΠΎ ΠΏΠΎΠ»Ρ. ΠΡΠ»ΠΈ ΡΠΎΠ·ΡΠΎΠ±Π»Π΅Π½Ρ Π΄Π²Ρ ΠΠ§-Π°Π½ΡΠ΅Π½ΠΈ: ΡΡΠΈΡΡΠΎΠ²Π° Ρ ΠΏΠ»Π°ΡΡΠΈΠ½ΡΠ°ΡΠ°.ΠΠ° ΡΡΠ΅Π»Π»Π°ΡΠ°ΡΠΎΡΠ΅ Π£ΡΠ°Π³Π°Π½-2Π Π±ΡΠ» ΡΠΎΠ·Π΄Π°Π½ Π΄ΠΈΠ°Π³Π½ΠΎΡΡΠΈΡΠ΅ΡΠΊΠΈΠΉ ΠΊΠΎΠΌΠΏΠ»Π΅ΠΊΡ Ρ ΠΊΡΠΈΠΎΠ³Π΅Π½Π½ΠΎΠΉ Π°Π·ΠΎΡΠ½ΠΎΠΉ Π»ΠΎΠ²ΡΡΠΊΠΎΠΉ [1] Π΄Π»Ρ ΠΊΠΎΠ½ΡΡΠΎΠ»Ρ ΡΠΎΡΡΠ°Π²Π° Π³Π°Π·Π° Π² ΠΊΠ°ΠΌΠ΅ΡΠ΅ ΡΡΠ΅Π»Π»Π°ΡΠ°ΡΠΎΡΠ°. ΠΠΎΠΌΠΏΠ»Π΅ΠΊΡ ΠΏΡΠ΅Π΄ΡΡΠΌΠ°ΡΡΠΈΠ²Π°Π΅Ρ Π½Π΅ΡΠΊΠΎΠ»ΡΠΊΠΎ Π²Π°ΡΠΈΠ°Π½ΡΠΎΠ² ΠΎΡΠ±ΠΎΡΠ° ΠΏΡΠΎΠ± Π³Π°Π·Π° Π΄Π»Ρ ΠΈΡΡΠ»Π΅Π΄ΠΎΠ²Π°Π½ΠΈΡ: Π½Π΅ΠΏΠΎΡΡΠ΅Π΄ΡΡΠ²Π΅Π½Π½ΠΎ Ρ Π²Π°ΠΊΡΡΠΌΠ½ΠΎΠΉ ΠΊΠ°ΠΌΠ΅ΡΡ ΠΈ ΠΊΠΎΠ½Π΄Π΅Π½ΡΠΈΡΠΎΠ²Π°Π½Π½ΠΎΠ³ΠΎ Π³Π°Π·Π° ΠΈΠ· ΠΊΠ°ΠΌΠ΅ΡΡ ΠΊΡΠΈΠΎΠ³Π΅Π½Π½ΠΎΠΉ Π»ΠΎΠ²ΡΡΠΊΠΈ ΠΏΠΎΡΠ»Π΅ Π΅Ρ Π½Π°Π³ΡΠ΅Π²Π°. ΠΠ»Ρ ΡΠ΅Π°Π»ΠΈΠ·Π°ΡΠΈΠΈ Π²ΡΠΎΡΠΎΠ³ΠΎ ΠΌΠ΅ΡΠΎΠ΄Π° Π±ΡΠ»Π° ΡΠ°Π·ΡΠ°Π±ΠΎΡΠ°Π½Π° Π½ΠΎΠ²Π°Ρ ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»ΡΠ½Π°Ρ ΠΊΡΠΈΠΎΠ³Π΅Π½Π½Π°Ρ Π»ΠΎΠ²ΡΡΠΊΠ° ΡΠΎ ΡΠ²ΠΎΠΈΠΌΠΈ ΠΊΠ»Π°ΠΏΠ°Π½Π°ΠΌΠΈ. ΠΠ»Ρ ΠΏΠΎΠ»ΡΡΠ΅Π½ΠΈΡ Π±ΠΎΠ»Π΅Π΅ ΡΠΎΡΠ½ΡΡ
ΠΌΠ°ΡΡ-ΡΠΏΠ΅ΠΊΡΡΠ°Π»ΡΠ½ΡΡ
Π΄Π°Π½Π½ΡΡ
Π½Π΅ΠΎΠ±Ρ
ΠΎΠ΄ΠΈΠΌΠΎ ΠΎΠ±Π΅ΡΠΏΠ΅ΡΠΈΡΡ ΡΠ°ΠΊΠΎΠ΅ ΠΏΠΎΠ»ΠΎΠΆΠ΅Π½ΠΈΠ΅ Π²Π½ΡΡΡΠ΅Π½Π½ΠΈΡ
Π²Π°ΠΊΡΡΠΌΠ½ΡΡ
ΠΏΠΎΠ²Π΅ΡΡ
Π½ΠΎΡΡΠ΅ΠΉ ΠΊΠΎΠΌΠΏΠ»Π΅ΠΊΡΠ°, ΡΡΠΎΠ±Ρ ΡΡΠ΅ΡΠΊΠ° ΡΠΎΠ½ΠΎΠ²ΠΎΠ³ΠΎ Π³Π°Π·Π° ΡΠΎ ΡΡΠ΅Π½ΠΎΠΊ ΠΈΠ·ΠΌΠ΅ΡΠΈΡΠ΅Π»ΡΠ½ΠΎΠΉ Π²Π°ΠΊΡΡΠΌΠ½ΠΎΠΉ ΠΊΠ°ΠΌΠ΅ΡΡ Π½Π΅ ΠΏΡΠΈΠ²Π΅Π»Π° ΠΊ ΠΎΡΠΈΠ±ΠΊΠ°ΠΌ Π² ΠΈΠ·ΠΌΠ΅ΡΠ΅Π½ΠΈΡΡ
. ΠΠ»Ρ ΡΡΠΎΠ³ΠΎ ΠΏΠ»Π°Π½ΠΈΡΠΎΠ²Π°Π»ΡΡ Π½Π°Π³ΡΠ΅Π² ΡΡΠ΅Π½ ΠΊΠ°ΠΌΠ΅ΡΡ ΠΈ Π½Π΅ΠΏΡΠ΅ΡΡΠ²Π½ΠΎΠ³ΠΎ ΠΠ§-ΡΠ°Π·ΡΡΠ΄Π° Π½Π° ΡΠ°ΡΡΠΎΡΠ°Ρ
ΠΏΠΎΡΡΠ΄ΠΊΠ° 6β¦8 ΠΠΡ ΠΌΠΎΡΠ½ΠΎΡΡΡΡ Π΄ΠΎ 1 ΠΊΠΡ Π±Π΅Π· ΠΌΠ°Π³Π½ΠΈΡΠ½ΠΎΠ³ΠΎ ΠΏΠΎΠ»Ρ. ΠΡΠ»ΠΈ ΡΠ°Π·ΡΠ°Π±ΠΎΡΠ°Π½Ρ Π΄Π²Π΅ ΠΠ§-Π°Π½ΡΠ΅Π½Π½Ρ: ΡΡΡΡΠ΅Π²Π°Ρ ΠΈ ΠΏΠ»Π°ΡΡΠΈΠ½ΡΠ°ΡΠ°Ρ
Non-Centrosymmetric Heavy-Fermion Superconductors
In this chapter we discuss the physical properties of a particular family of
non-centrosymmetric superconductors belonging to the class heavy-fermion
compounds. This group includes the ferromagnet UIr and the antiferromagnets
CeRhSi3, CeIrSi3, CeCoGe3, CeIrGe3 and CePt3Si, of which all but CePt3Si become
superconducting only under pressure. Each of these superconductors has
intriguing and interesting properties. We first analyze CePt3Si, then review
CeRhSi3, CeIrSi3, CeCoGe3 and CeIrGe3, which are very similar to each other in
their magnetic and electrical properties, and finally discuss UIr. For each
material we discuss the crystal structure, magnetic order, occurrence of
superconductivity, phase diagram, characteristic parameters, superconducting
properties and pairing states. We present an overview of the similarities and
differences between all these six compounds at the end.Comment: To appear in "Non-Centrosymmetric Superconductors: Introduction and
Overview", Lecture Notes in Physics 847, edited by E. Bauer and M. Sigrist
(Springer-Verlag, Berlin Heidelberg, 2012) Chap. 2, pp. 35-7
Postural-motor control characteristics in older female fallers
The paper presents data on the characteristics of a postural-motor control (PMC) in female fallers 65-74 years old (twice or more fallers during a year). Evaluation of PMC parameters was carried out using computer posturographic (stabilometric) complex Β«Balance MasterΒ». Β«Sit to standΒ» test analysis showed a rate decrease in the average rise index (p = 0,009) and a rate increase in the average speed of the gravity center (GC) oscillation (p = 0,003) in older women with F. Comparative evaluation of the test Β«Walk AcrossΒ» found a decline in the average step length (p = 0,042) and the average speed of walking (p = 0,029) in the surveyed female fallers. Characteristics of the test Β«Tandem WalkΒ» showed a rate decrease in the average final GC oscillation (p <0,001), which indicates the changes in neurophysiological mechanisms that provide precise movements in female fallers aged 65-74 years old. There was a significant change in all the rates of the test Β«Step/Quick TurnΒ» in the surveyed female fallers, indicating a reduction of adaptation capabilities and functions of neurophysiological mechanisms of complex-motor acts during the development of this syndrome. Rates of turnaround time, and features of GC management when turning in the test Β«Step/Quick TurnΒ» were the most informative indices in characterizing older female fallers, therefore, they are the most important indicators of screening for risk assessment. Based on the data of the study it can be concluded that the decrease in the adaptive capacity and efficiency of functioning of neurophysiological mechanisms of PMC in women 65 years and older is one of the most important risk factors for the development of fallers. Β© Northern State Medical University, Arkhangelsk
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