Research article
|
18 Feb 2021
Research article |
|
18 Feb 2021
Formation of an additional density peak in the bottom side of the sodium layer associated with the passage of multiple mesospheric frontal systems
Viswanathan Lakshmi Narayanan , Satonori Nozawa , Shin-Ichiro Oyama , Ingrid Mann , Kazuo Shiokawa , Yuichi Otsuka , Norihito Saito , Satoshi Wada , Takuya D. Kawahara , and Toru Takahashi
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Total article views: 2,620 (including HTML, PDF, and XML)
HTML
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Total
BibTeX
EndNote
1,858
711
51
2,620
94
100
HTML: 1,858
PDF: 711
XML: 51
Total: 2,620
BibTeX: 94
EndNote: 100
Views and downloads (calculated since 23 Sep 2020)
Month
HTML
PDF
XML
Total
Sep 2020
48
9
1
58
Oct 2020
11
15
1
27
Nov 2020
16
7
0
23
Dec 2020
12
4
0
16
Jan 2021
15
14
0
29
Feb 2021
126
34
2
162
Mar 2021
80
16
1
97
Apr 2021
70
17
1
88
May 2021
68
14
1
83
Jun 2021
59
5
0
64
Jul 2021
63
8
0
71
Aug 2021
74
14
0
88
Sep 2021
55
13
0
68
Oct 2021
55
43
1
99
Nov 2021
64
24
0
88
Dec 2021
60
18
0
78
Jan 2022
16
15
0
31
Feb 2022
12
4
1
17
Mar 2022
10
7
0
17
Apr 2022
9
7
1
17
May 2022
11
4
0
15
Jun 2022
5
6
0
11
Jul 2022
17
5
0
22
Aug 2022
50
5
0
55
Sep 2022
7
6
0
13
Oct 2022
11
3
0
14
Nov 2022
22
5
0
27
Dec 2022
5
7
0
12
Jan 2023
11
19
0
30
Feb 2023
17
10
1
28
Mar 2023
12
7
0
19
Apr 2023
7
5
0
12
May 2023
12
6
0
18
Jun 2023
10
9
1
20
Jul 2023
9
9
1
19
Aug 2023
6
11
2
19
Sep 2023
16
6
1
23
Oct 2023
34
12
4
50
Nov 2023
25
4
0
29
Dec 2023
25
9
1
35
Jan 2024
21
4
0
25
Feb 2024
39
8
0
47
Mar 2024
11
29
3
43
Apr 2024
16
9
4
29
May 2024
26
8
4
38
Jun 2024
47
10
2
59
Jul 2024
20
13
3
36
Aug 2024
27
9
2
38
Sep 2024
12
3
0
15
Oct 2024
22
9
0
31
Nov 2024
13
6
1
20
Dec 2024
12
8
0
20
Jan 2025
21
16
1
38
Feb 2025
24
14
0
38
Mar 2025
11
10
0
21
Apr 2025
9
12
0
21
May 2025
35
14
1
50
Jun 2025
52
22
1
75
Jul 2025
25
14
3
42
Aug 2025
39
17
4
60
Sep 2025
106
15
1
122
Oct 2025
28
22
0
50
Nov 2025
7
3
0
10
Cumulative views and downloads
(calculated since 23 Sep 2020)
Month
HTML views
PDF downloads
XML downloads
Sep 2020
48
9
1
58
Oct 2020
59
24
2
85
Nov 2020
75
31
2
108
Dec 2020
87
35
2
124
Jan 2021
102
49
2
153
Feb 2021
228
83
4
315
Mar 2021
308
99
5
412
Apr 2021
378
116
6
500
May 2021
446
130
7
583
Jun 2021
505
135
7
647
Jul 2021
568
143
7
718
Aug 2021
642
157
7
806
Sep 2021
697
170
7
874
Oct 2021
752
213
8
973
Nov 2021
816
237
8
1,061
Dec 2021
876
255
8
1,139
Jan 2022
892
270
8
1,170
Feb 2022
904
274
9
1,187
Mar 2022
914
281
9
1,204
Apr 2022
923
288
10
1,221
May 2022
934
292
10
1,236
Jun 2022
939
298
10
1,247
Jul 2022
956
303
10
1,269
Aug 2022
1,006
308
10
1,324
Sep 2022
1,013
314
10
1,337
Oct 2022
1,024
317
10
1,351
Nov 2022
1,046
322
10
1,378
Dec 2022
1,051
329
10
1,390
Jan 2023
1,062
348
10
1,420
Feb 2023
1,079
358
11
1,448
Mar 2023
1,091
365
11
1,467
Apr 2023
1,098
370
11
1,479
May 2023
1,110
376
11
1,497
Jun 2023
1,120
385
12
1,517
Jul 2023
1,129
394
13
1,536
Aug 2023
1,135
405
15
1,555
Sep 2023
1,151
411
16
1,578
Oct 2023
1,185
423
20
1,628
Nov 2023
1,210
427
20
1,657
Dec 2023
1,235
436
21
1,692
Jan 2024
1,256
440
21
1,717
Feb 2024
1,295
448
21
1,764
Mar 2024
1,306
477
24
1,807
Apr 2024
1,322
486
28
1,836
May 2024
1,348
494
32
1,874
Jun 2024
1,395
504
34
1,933
Jul 2024
1,415
517
37
1,969
Aug 2024
1,442
526
39
2,007
Sep 2024
1,454
529
39
2,022
Oct 2024
1,476
538
39
2,053
Nov 2024
1,489
544
40
2,073
Dec 2024
1,501
552
40
2,093
Jan 2025
1,522
568
41
2,131
Feb 2025
1,546
582
41
2,169
Mar 2025
1,557
592
41
2,190
Apr 2025
1,566
604
41
2,211
May 2025
1,601
618
42
2,261
Jun 2025
1,653
640
43
2,336
Jul 2025
1,678
654
46
2,378
Aug 2025
1,717
671
50
2,438
Sep 2025
1,823
686
51
2,560
Oct 2025
1,851
708
51
2,610
Nov 2025
1,858
711
51
2,620
Total article views: 2,219 (including HTML, PDF, and XML)
HTML
PDF
XML
Total
BibTeX
EndNote
1,690
480
49
2,219
86
93
HTML: 1,690
PDF: 480
XML: 49
Total: 2,219
BibTeX: 86
EndNote: 93
Views and downloads (calculated since 18 Feb 2021)
Month
HTML
PDF
XML
Total
Feb 2021
119
28
2
149
Mar 2021
80
10
1
91
Apr 2021
69
13
1
83
May 2021
68
6
1
75
Jun 2021
58
2
0
60
Jul 2021
61
6
0
67
Aug 2021
74
12
0
86
Sep 2021
53
9
0
62
Oct 2021
55
40
1
96
Nov 2021
62
20
0
82
Dec 2021
54
11
0
65
Jan 2022
16
13
0
29
Feb 2022
11
2
1
14
Mar 2022
10
5
0
15
Apr 2022
7
4
1
12
May 2022
9
2
0
11
Jun 2022
3
3
0
6
Jul 2022
12
3
0
15
Aug 2022
48
2
0
50
Sep 2022
6
4
0
10
Oct 2022
10
1
0
11
Nov 2022
20
4
0
24
Dec 2022
5
3
0
8
Jan 2023
11
10
0
21
Feb 2023
15
7
1
23
Mar 2023
10
4
0
14
Apr 2023
6
4
0
10
May 2023
12
4
0
16
Jun 2023
9
4
1
14
Jul 2023
9
2
1
12
Aug 2023
5
10
2
17
Sep 2023
16
2
1
19
Oct 2023
34
8
4
46
Nov 2023
25
1
0
26
Dec 2023
25
5
1
31
Jan 2024
21
3
0
24
Feb 2024
39
8
0
47
Mar 2024
11
28
3
42
Apr 2024
15
6
4
25
May 2024
26
7
4
37
Jun 2024
44
6
2
52
Jul 2024
18
6
3
27
Aug 2024
23
8
2
33
Sep 2024
12
2
0
14
Oct 2024
22
7
0
29
Nov 2024
13
4
1
18
Dec 2024
12
6
0
18
Jan 2025
21
14
1
36
Feb 2025
21
12
0
33
Mar 2025
11
10
0
21
Apr 2025
9
5
0
14
May 2025
34
10
1
45
Jun 2025
50
17
1
68
Jul 2025
24
14
3
41
Aug 2025
38
13
4
55
Sep 2025
106
10
1
117
Oct 2025
27
18
0
45
Nov 2025
6
2
0
8
Cumulative views and downloads
(calculated since 18 Feb 2021)
Month
HTML views
PDF downloads
XML downloads
Feb 2021
119
28
2
Mar 2021
199
38
3
Apr 2021
268
51
4
May 2021
336
57
5
Jun 2021
394
59
5
Jul 2021
455
65
5
Aug 2021
529
77
5
Sep 2021
582
86
5
Oct 2021
637
126
6
Nov 2021
699
146
6
Dec 2021
753
157
6
Jan 2022
769
170
6
Feb 2022
780
172
7
Mar 2022
790
177
7
Apr 2022
797
181
8
May 2022
806
183
8
Jun 2022
809
186
8
Jul 2022
821
189
8
Aug 2022
869
191
8
Sep 2022
875
195
8
Oct 2022
885
196
8
Nov 2022
905
200
8
Dec 2022
910
203
8
Jan 2023
921
213
8
Feb 2023
936
220
9
Mar 2023
946
224
9
Apr 2023
952
228
9
May 2023
964
232
9
Jun 2023
973
236
10
Jul 2023
982
238
11
Aug 2023
987
248
13
Sep 2023
1,003
250
14
Oct 2023
1,037
258
18
Nov 2023
1,062
259
18
Dec 2023
1,087
264
19
Jan 2024
1,108
267
19
Feb 2024
1,147
275
19
Mar 2024
1,158
303
22
Apr 2024
1,173
309
26
May 2024
1,199
316
30
Jun 2024
1,243
322
32
Jul 2024
1,261
328
35
Aug 2024
1,284
336
37
Sep 2024
1,296
338
37
Oct 2024
1,318
345
37
Nov 2024
1,331
349
38
Dec 2024
1,343
355
38
Jan 2025
1,364
369
39
Feb 2025
1,385
381
39
Mar 2025
1,396
391
39
Apr 2025
1,405
396
39
May 2025
1,439
406
40
Jun 2025
1,489
423
41
Jul 2025
1,513
437
44
Aug 2025
1,551
450
48
Sep 2025
1,657
460
49
Oct 2025
1,684
478
49
Nov 2025
1,690
480
49
Total article views: 401 (including HTML, PDF, and XML)
HTML
PDF
XML
Total
BibTeX
EndNote
168
231
2
401
8
7
HTML: 168
PDF: 231
XML: 2
Total: 401
BibTeX: 8
EndNote: 7
Views and downloads (calculated since 23 Sep 2020)
Month
HTML
PDF
XML
Total
Sep 2020
48
9
1
58
Oct 2020
11
15
1
27
Nov 2020
16
7
0
23
Dec 2020
12
4
0
16
Jan 2021
15
14
0
29
Feb 2021
7
6
0
13
Mar 2021
6
0
6
Apr 2021
1
4
0
5
May 2021
8
0
8
Jun 2021
1
3
0
4
Jul 2021
2
2
0
4
Aug 2021
2
0
2
Sep 2021
2
4
0
6
Oct 2021
3
0
3
Nov 2021
2
4
0
6
Dec 2021
6
7
0
13
Jan 2022
2
0
2
Feb 2022
1
2
0
3
Mar 2022
2
0
2
Apr 2022
2
3
0
5
May 2022
2
2
0
4
Jun 2022
2
3
0
5
Jul 2022
5
2
0
7
Aug 2022
2
3
0
5
Sep 2022
1
2
0
3
Oct 2022
1
2
0
3
Nov 2022
2
1
0
3
Dec 2022
4
0
4
Jan 2023
9
0
9
Feb 2023
2
3
0
5
Mar 2023
2
3
0
5
Apr 2023
1
1
0
2
May 2023
2
0
2
Jun 2023
1
5
0
6
Jul 2023
7
0
7
Aug 2023
1
1
0
2
Sep 2023
4
0
4
Oct 2023
4
0
4
Nov 2023
3
0
3
Dec 2023
4
0
4
Jan 2024
1
0
1
Feb 2024
0
Mar 2024
1
0
1
Apr 2024
1
3
0
4
May 2024
1
0
1
Jun 2024
3
4
0
7
Jul 2024
2
7
0
9
Aug 2024
4
1
0
5
Sep 2024
1
0
1
Oct 2024
2
0
2
Nov 2024
2
0
2
Dec 2024
2
0
2
Jan 2025
2
0
2
Feb 2025
3
2
0
5
Mar 2025
0
Apr 2025
7
0
7
May 2025
1
4
0
5
Jun 2025
2
5
0
7
Jul 2025
1
0
1
Aug 2025
1
4
0
5
Sep 2025
5
0
5
Oct 2025
1
4
0
5
Nov 2025
1
1
0
2
Cumulative views and downloads
(calculated since 23 Sep 2020)
Month
HTML views
PDF downloads
XML downloads
Sep 2020
48
9
1
Oct 2020
59
24
2
Nov 2020
75
31
2
Dec 2020
87
35
2
Jan 2021
102
49
2
Feb 2021
109
55
2
Mar 2021
109
61
2
Apr 2021
110
65
2
May 2021
110
73
2
Jun 2021
111
76
2
Jul 2021
113
78
2
Aug 2021
113
80
2
Sep 2021
115
84
2
Oct 2021
115
87
2
Nov 2021
117
91
2
Dec 2021
123
98
2
Jan 2022
123
100
2
Feb 2022
124
102
2
Mar 2022
124
104
2
Apr 2022
126
107
2
May 2022
128
109
2
Jun 2022
130
112
2
Jul 2022
135
114
2
Aug 2022
137
117
2
Sep 2022
138
119
2
Oct 2022
139
121
2
Nov 2022
141
122
2
Dec 2022
141
126
2
Jan 2023
141
135
2
Feb 2023
143
138
2
Mar 2023
145
141
2
Apr 2023
146
142
2
May 2023
146
144
2
Jun 2023
147
149
2
Jul 2023
147
156
2
Aug 2023
148
157
2
Sep 2023
148
161
2
Oct 2023
148
165
2
Nov 2023
148
168
2
Dec 2023
148
172
2
Jan 2024
148
173
2
Feb 2024
148
173
2
Mar 2024
148
174
2
Apr 2024
149
177
2
May 2024
149
178
2
Jun 2024
152
182
2
Jul 2024
154
189
2
Aug 2024
158
190
2
Sep 2024
158
191
2
Oct 2024
158
193
2
Nov 2024
158
195
2
Dec 2024
158
197
2
Jan 2025
158
199
2
Feb 2025
161
201
2
Mar 2025
161
201
2
Apr 2025
161
208
2
May 2025
162
212
2
Jun 2025
164
217
2
Jul 2025
165
217
2
Aug 2025
166
221
2
Sep 2025
166
226
2
Oct 2025
167
230
2
Nov 2025
168
231
2
Viewed (geographical distribution)
Total article views: 2,620 (including HTML, PDF, and XML)
Thereof 2,589 with geography defined
and 31 with unknown origin.
Total article views: 2,219 (including HTML, PDF, and XML)
Thereof 2,197 with geography defined
and 22 with unknown origin.
Total article views: 401 (including HTML, PDF, and XML)
Thereof 392 with geography defined
and 9 with unknown origin.
Total:
0
HTML:
0
PDF:
0
XML:
0
Total:
0
HTML:
0
PDF:
0
XML:
0
Total:
0
HTML:
0
PDF:
0
XML:
0
Latest update: 06 Nov 2025