Кожевников, В. А. Положительный столб разряда постоянного тока в лазерных трубках переменного диаметра = Positive column of a direct current discharge in laser tubes of variable diameter / В. А. Кожевников, В. Е. Привалов, А. Е. Фотиади. — 1 файл (1,32 Кб). — (Физическая электроника). — DOI 10.18721/JPM.12410. — Текст: электронный // Научно-технические ведомости Санкт-Петербургского государственного политехнического университета. Сер.: Физико-математические науки. – 2019. – Т. 12, № 4. — С. 97-107. — Загл. с титул. экрана. — Свободный доступ из сети Интернет (чтение, печать, копирование). — <URL:http://elib.spbstu.ru/dl/2/j20-12.pdf>. — <URL:http://dx.doi.org/10.18721/JPM.12410>.
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Period
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Read
|
Print
|
Copy
|
Open
|
Total
|
|
Year 2020
|
Quarter 1
|
January
|
2
|
0
|
1
|
0
|
3
|
|
February
|
2
|
0
|
1
|
0
|
3
|
|
March
|
9
|
0
|
2
|
0
|
11
|
|
Quarter 2
|
April
|
9
|
0
|
0
|
0
|
9
|
|
May
|
1
|
0
|
0
|
0
|
1
|
|
June
|
2
|
0
|
0
|
0
|
2
|
|
Quarter 3
|
July
|
2
|
0
|
0
|
0
|
2
|
|
August
|
0
|
0
|
0
|
0
|
0
|
|
September
|
3
|
0
|
0
|
0
|
3
|
|
Quarter 4
|
October
|
3
|
0
|
0
|
0
|
3
|
|
November
|
0
|
0
|
9
|
0
|
9
|
|
December
|
3
|
0
|
6
|
0
|
9
|
|
Year 2021
|
Quarter 1
|
January
|
6
|
0
|
6
|
0
|
12
|
|
February
|
2
|
0
|
0
|
0
|
2
|
|
March
|
0
|
0
|
0
|
0
|
0
|
|
Quarter 2
|
April
|
3
|
0
|
3
|
0
|
6
|
|
May
|
4
|
0
|
5
|
0
|
9
|
|
June
|
7
|
0
|
4
|
0
|
11
|
|
Quarter 3
|
July
|
4
|
0
|
4
|
0
|
8
|
|
August
|
1
|
0
|
4
|
0
|
5
|
|
September
|
1
|
0
|
3
|
0
|
4
|
|
Quarter 4
|
October
|
4
|
0
|
3
|
0
|
7
|
|
November
|
0
|
0
|
1
|
0
|
1
|
|
December
|
1
|
0
|
1
|
0
|
2
|
|
Year 2022
|
Quarter 1
|
January
|
3
|
0
|
4
|
0
|
7
|
|
February
|
0
|
0
|
2
|
0
|
2
|
|
March
|
4
|
0
|
3
|
0
|
7
|
|
Quarter 2
|
April
|
2
|
0
|
2
|
0
|
4
|
|
May
|
1
|
0
|
7
|
0
|
8
|
|
June
|
2
|
0
|
2
|
0
|
4
|
|
Quarter 3
|
July
|
2
|
0
|
2
|
0
|
4
|
|
August
|
2
|
0
|
3
|
0
|
5
|
|
September
|
2
|
0
|
3
|
0
|
5
|
|
Quarter 4
|
October
|
0
|
0
|
3
|
0
|
3
|
|
November
|
9
|
0
|
1
|
0
|
10
|
|
December
|
5
|
0
|
3
|
0
|
8
|
|
Year 2023
|
Quarter 1
|
January
|
2
|
0
|
2
|
0
|
4
|
|
February
|
2
|
0
|
3
|
0
|
5
|
|
March
|
3
|
0
|
4
|
0
|
7
|
|
Quarter 2
|
April
|
0
|
0
|
2
|
0
|
2
|
|
May
|
1
|
0
|
5
|
0
|
6
|
|
June
|
3
|
0
|
1
|
0
|
4
|
|
Quarter 3
|
July
|
1
|
0
|
2
|
0
|
3
|
|
August
|
1
|
0
|
2
|
0
|
3
|
|
September
|
2
|
0
|
5
|
0
|
7
|
|
Quarter 4
|
October
|
5
|
0
|
3
|
0
|
8
|
|
November
|
0
|
0
|
9
|
0
|
9
|
|
December
|
2
|
0
|
10
|
0
|
12
|
|
Year 2024
|
Quarter 1
|
January
|
1
|
0
|
5
|
0
|
6
|
|
February
|
1
|
0
|
6
|
0
|
7
|
|
March
|
1
|
0
|
8
|
0
|
9
|
|
Quarter 2
|
April
|
3
|
0
|
14
|
0
|
17
|
|
Total
|
129
|
0
|
169
|
0
|
298
|
