Research article
|
13 May 2022
Research article |
|
13 May 2022
Long-term behavior and stability of calibration models for NO and NO2 low-cost sensors
Horim Kim , Michael Müller , Stephan Henne , and Christoph Hüglin
Viewed
Total article views: 3,347 (including HTML, PDF, and XML)
HTML
PDF
XML
Total
Supplement
BibTeX
EndNote
2,455
803
89
3,347
416
97
122
HTML: 2,455
PDF: 803
XML: 89
Total: 3,347
Supplement: 416
BibTeX: 97
EndNote: 122
Views and downloads (calculated since 05 Jan 2022)
Month
HTML
PDF
XML
Total
Jan 2022
226
66
4
296
Feb 2022
55
13
4
72
Mar 2022
58
21
1
80
Apr 2022
52
23
8
83
May 2022
255
54
9
318
Jun 2022
87
24
2
113
Jul 2022
72
14
0
86
Aug 2022
46
16
0
62
Sep 2022
29
8
1
38
Oct 2022
16
8
1
25
Nov 2022
35
15
0
50
Dec 2022
19
9
1
29
Jan 2023
33
17
1
51
Feb 2023
28
13
2
43
Mar 2023
21
10
0
31
Apr 2023
11
9
0
20
May 2023
24
14
1
39
Jun 2023
22
16
2
40
Jul 2023
23
18
0
41
Aug 2023
21
15
4
40
Sep 2023
24
19
3
46
Oct 2023
18
12
0
30
Nov 2023
6
7
0
13
Dec 2023
24
11
0
35
Jan 2024
45
6
0
51
Feb 2024
19
15
1
35
Mar 2024
27
27
2
56
Apr 2024
41
15
4
60
May 2024
49
8
5
62
Jun 2024
72
11
2
85
Jul 2024
225
10
0
235
Aug 2024
40
14
3
57
Sep 2024
19
11
0
30
Oct 2024
22
21
0
43
Nov 2024
22
8
1
31
Dec 2024
26
16
0
42
Jan 2025
72
21
2
95
Feb 2025
44
11
2
57
Mar 2025
51
8
0
59
Apr 2025
27
20
2
49
May 2025
38
7
3
48
Jun 2025
69
33
1
103
Jul 2025
47
20
5
72
Aug 2025
59
17
2
78
Sep 2025
141
19
4
164
Oct 2025
40
26
3
69
Nov 2025
55
27
3
85
Cumulative views and downloads
(calculated since 05 Jan 2022)
Month
HTML views
PDF downloads
XML downloads
Jan 2022
226
66
4
296
Feb 2022
281
79
8
368
Mar 2022
339
100
9
448
Apr 2022
391
123
17
531
May 2022
646
177
26
849
Jun 2022
733
201
28
962
Jul 2022
805
215
28
1,048
Aug 2022
851
231
28
1,110
Sep 2022
880
239
29
1,148
Oct 2022
896
247
30
1,173
Nov 2022
931
262
30
1,223
Dec 2022
950
271
31
1,252
Jan 2023
983
288
32
1,303
Feb 2023
1,011
301
34
1,346
Mar 2023
1,032
311
34
1,377
Apr 2023
1,043
320
34
1,397
May 2023
1,067
334
35
1,436
Jun 2023
1,089
350
37
1,476
Jul 2023
1,112
368
37
1,517
Aug 2023
1,133
383
41
1,557
Sep 2023
1,157
402
44
1,603
Oct 2023
1,175
414
44
1,633
Nov 2023
1,181
421
44
1,646
Dec 2023
1,205
432
44
1,681
Jan 2024
1,250
438
44
1,732
Feb 2024
1,269
453
45
1,767
Mar 2024
1,296
480
47
1,823
Apr 2024
1,337
495
51
1,883
May 2024
1,386
503
56
1,945
Jun 2024
1,458
514
58
2,030
Jul 2024
1,683
524
58
2,265
Aug 2024
1,723
538
61
2,322
Sep 2024
1,742
549
61
2,352
Oct 2024
1,764
570
61
2,395
Nov 2024
1,786
578
62
2,426
Dec 2024
1,812
594
62
2,468
Jan 2025
1,884
615
64
2,563
Feb 2025
1,928
626
66
2,620
Mar 2025
1,979
634
66
2,679
Apr 2025
2,006
654
68
2,728
May 2025
2,044
661
71
2,776
Jun 2025
2,113
694
72
2,879
Jul 2025
2,160
714
77
2,951
Aug 2025
2,219
731
79
3,029
Sep 2025
2,360
750
83
3,193
Oct 2025
2,400
776
86
3,262
Nov 2025
2,455
803
89
3,347
Total article views: 2,537 (including HTML, PDF, and XML)
HTML
PDF
XML
Total
Supplement
BibTeX
EndNote
1,960
515
62
2,537
176
80
107
HTML: 1,960
PDF: 515
XML: 62
Total: 2,537
Supplement: 176
BibTeX: 80
EndNote: 107
Views and downloads (calculated since 13 May 2022)
Month
HTML
PDF
XML
Total
May 2022
235
47
7
289
Jun 2022
82
21
1
104
Jul 2022
69
13
0
82
Aug 2022
42
14
0
56
Sep 2022
28
7
1
36
Oct 2022
15
7
0
22
Nov 2022
34
12
0
46
Dec 2022
17
6
1
24
Jan 2023
31
10
1
42
Feb 2023
27
10
2
39
Mar 2023
19
9
0
28
Apr 2023
10
6
0
16
May 2023
19
9
1
29
Jun 2023
17
11
2
30
Jul 2023
22
10
0
32
Aug 2023
20
11
3
34
Sep 2023
22
17
3
42
Oct 2023
17
8
0
25
Nov 2023
6
6
0
12
Dec 2023
21
8
0
29
Jan 2024
42
4
0
46
Feb 2024
15
12
0
27
Mar 2024
27
17
2
46
Apr 2024
37
11
4
52
May 2024
49
7
5
61
Jun 2024
72
9
2
83
Jul 2024
221
6
0
227
Aug 2024
40
13
3
56
Sep 2024
19
8
0
27
Oct 2024
22
9
0
31
Nov 2024
20
3
1
24
Dec 2024
26
13
0
39
Jan 2025
71
14
2
87
Feb 2025
42
9
2
53
Mar 2025
51
5
0
56
Apr 2025
27
15
2
44
May 2025
38
5
3
46
Jun 2025
64
30
1
95
Jul 2025
43
18
5
66
Aug 2025
59
11
2
72
Sep 2025
140
16
0
156
Oct 2025
34
17
3
54
Nov 2025
48
21
3
72
Cumulative views and downloads
(calculated since 13 May 2022)
Month
HTML views
PDF downloads
XML downloads
May 2022
235
47
7
Jun 2022
317
68
8
Jul 2022
386
81
8
Aug 2022
428
95
8
Sep 2022
456
102
9
Oct 2022
471
109
9
Nov 2022
505
121
9
Dec 2022
522
127
10
Jan 2023
553
137
11
Feb 2023
580
147
13
Mar 2023
599
156
13
Apr 2023
609
162
13
May 2023
628
171
14
Jun 2023
645
182
16
Jul 2023
667
192
16
Aug 2023
687
203
19
Sep 2023
709
220
22
Oct 2023
726
228
22
Nov 2023
732
234
22
Dec 2023
753
242
22
Jan 2024
795
246
22
Feb 2024
810
258
22
Mar 2024
837
275
24
Apr 2024
874
286
28
May 2024
923
293
33
Jun 2024
995
302
35
Jul 2024
1,216
308
35
Aug 2024
1,256
321
38
Sep 2024
1,275
329
38
Oct 2024
1,297
338
38
Nov 2024
1,317
341
39
Dec 2024
1,343
354
39
Jan 2025
1,414
368
41
Feb 2025
1,456
377
43
Mar 2025
1,507
382
43
Apr 2025
1,534
397
45
May 2025
1,572
402
48
Jun 2025
1,636
432
49
Jul 2025
1,679
450
54
Aug 2025
1,738
461
56
Sep 2025
1,878
477
56
Oct 2025
1,912
494
59
Nov 2025
1,960
515
62
Total article views: 810 (including HTML, PDF, and XML)
HTML
PDF
XML
Total
Supplement
BibTeX
EndNote
495
288
27
810
240
17
15
HTML: 495
PDF: 288
XML: 27
Total: 810
Supplement: 240
BibTeX: 17
EndNote: 15
Views and downloads (calculated since 05 Jan 2022)
Month
HTML
PDF
XML
Total
Jan 2022
226
66
4
296
Feb 2022
55
13
4
72
Mar 2022
58
21
1
80
Apr 2022
52
23
8
83
May 2022
20
7
2
29
Jun 2022
5
3
1
9
Jul 2022
3
1
0
4
Aug 2022
4
2
0
6
Sep 2022
1
1
0
2
Oct 2022
1
1
1
3
Nov 2022
1
3
0
4
Dec 2022
2
3
0
5
Jan 2023
2
7
0
9
Feb 2023
1
3
0
4
Mar 2023
2
1
0
3
Apr 2023
1
3
0
4
May 2023
5
5
0
10
Jun 2023
5
5
0
10
Jul 2023
1
8
0
9
Aug 2023
1
4
1
6
Sep 2023
2
2
0
4
Oct 2023
1
4
0
5
Nov 2023
1
0
1
Dec 2023
3
3
0
6
Jan 2024
3
2
0
5
Feb 2024
4
3
1
8
Mar 2024
10
0
10
Apr 2024
4
4
0
8
May 2024
1
0
1
Jun 2024
2
0
2
Jul 2024
4
4
0
8
Aug 2024
1
0
1
Sep 2024
3
0
3
Oct 2024
12
0
12
Nov 2024
2
5
0
7
Dec 2024
3
0
3
Jan 2025
1
7
0
8
Feb 2025
2
2
0
4
Mar 2025
3
0
3
Apr 2025
5
0
5
May 2025
2
0
2
Jun 2025
5
3
0
8
Jul 2025
4
2
0
6
Aug 2025
6
0
6
Sep 2025
1
3
4
8
Oct 2025
6
9
0
15
Nov 2025
7
6
0
13
Cumulative views and downloads
(calculated since 05 Jan 2022)
Month
HTML views
PDF downloads
XML downloads
Jan 2022
226
66
4
Feb 2022
281
79
8
Mar 2022
339
100
9
Apr 2022
391
123
17
May 2022
411
130
19
Jun 2022
416
133
20
Jul 2022
419
134
20
Aug 2022
423
136
20
Sep 2022
424
137
20
Oct 2022
425
138
21
Nov 2022
426
141
21
Dec 2022
428
144
21
Jan 2023
430
151
21
Feb 2023
431
154
21
Mar 2023
433
155
21
Apr 2023
434
158
21
May 2023
439
163
21
Jun 2023
444
168
21
Jul 2023
445
176
21
Aug 2023
446
180
22
Sep 2023
448
182
22
Oct 2023
449
186
22
Nov 2023
449
187
22
Dec 2023
452
190
22
Jan 2024
455
192
22
Feb 2024
459
195
23
Mar 2024
459
205
23
Apr 2024
463
209
23
May 2024
463
210
23
Jun 2024
463
212
23
Jul 2024
467
216
23
Aug 2024
467
217
23
Sep 2024
467
220
23
Oct 2024
467
232
23
Nov 2024
469
237
23
Dec 2024
469
240
23
Jan 2025
470
247
23
Feb 2025
472
249
23
Mar 2025
472
252
23
Apr 2025
472
257
23
May 2025
472
259
23
Jun 2025
477
262
23
Jul 2025
481
264
23
Aug 2025
481
270
23
Sep 2025
482
273
27
Oct 2025
488
282
27
Nov 2025
495
288
27
Viewed (geographical distribution)
Total article views: 3,347 (including HTML, PDF, and XML)
Thereof 3,216 with geography defined
and 131 with unknown origin.
Total article views: 2,537 (including HTML, PDF, and XML)
Thereof 2,482 with geography defined
and 55 with unknown origin.
Total article views: 810 (including HTML, PDF, and XML)
Thereof 734 with geography defined
and 76 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: 25 Nov 2025