Research article
|
07 May 2018
Research article |
|
07 May 2018
A UAV-based active AirCore system for measurements of greenhouse gases
Truls Andersen , Bert Scheeren , Wouter Peters , and Huilin Chen
Viewed
Total article views: 8,178 (including HTML, PDF, and XML)
HTML
PDF
XML
Total
BibTeX
EndNote
5,637
2,337
204
8,178
173
207
HTML: 5,637
PDF: 2,337
XML: 204
Total: 8,178
BibTeX: 173
EndNote: 207
Views and downloads (calculated since 16 Oct 2017)
Month
HTML
PDF
XML
Total
Oct 2017
200
86
1
287
Nov 2017
52
20
0
72
Dec 2017
24
12
0
36
Jan 2018
32
21
1
54
Feb 2018
40
11
2
53
Mar 2018
20
7
0
27
Apr 2018
21
17
1
39
May 2018
255
86
5
346
Jun 2018
48
37
2
87
Jul 2018
31
27
0
58
Aug 2018
42
34
0
76
Sep 2018
34
36
2
72
Oct 2018
33
44
5
82
Nov 2018
35
26
2
63
Dec 2018
29
25
4
58
Jan 2019
22
26
0
48
Feb 2019
27
16
1
44
Mar 2019
24
15
0
39
Apr 2019
28
20
1
49
May 2019
28
19
0
47
Jun 2019
33
15
0
48
Jul 2019
16
13
0
29
Aug 2019
24
18
2
44
Sep 2019
19
16
0
35
Oct 2019
45
43
1
89
Nov 2019
17
19
0
36
Dec 2019
24
26
0
50
Jan 2020
23
25
2
50
Feb 2020
27
25
0
52
Mar 2020
21
19
0
40
Apr 2020
23
14
0
37
May 2020
17
15
0
32
Jun 2020
16
10
0
26
Jul 2020
39
23
4
66
Aug 2020
27
18
3
48
Sep 2020
28
13
0
41
Oct 2020
18
12
0
30
Nov 2020
20
21
1
42
Dec 2020
23
21
0
44
Jan 2021
39
23
0
62
Feb 2021
25
21
0
46
Mar 2021
44
17
2
63
Apr 2021
32
19
1
52
May 2021
29
18
3
50
Jun 2021
26
14
0
40
Jul 2021
24
26
2
52
Aug 2021
44
22
5
71
Sep 2021
25
21
0
46
Oct 2021
34
50
2
86
Nov 2021
68
45
6
119
Dec 2021
86
15
4
105
Jan 2022
80
29
5
114
Feb 2022
77
17
3
97
Mar 2022
82
17
7
106
Apr 2022
99
18
6
123
May 2022
83
21
7
111
Jun 2022
62
20
1
83
Jul 2022
89
18
4
111
Aug 2022
101
16
5
122
Sep 2022
46
46
3
95
Oct 2022
114
29
0
143
Nov 2022
127
18
0
145
Dec 2022
122
32
0
154
Jan 2023
109
27
1
137
Feb 2023
75
26
2
103
Mar 2023
103
22
2
127
Apr 2023
94
25
2
121
May 2023
82
28
2
112
Jun 2023
71
17
1
89
Jul 2023
77
23
4
104
Aug 2023
91
24
2
117
Sep 2023
105
29
1
135
Oct 2023
86
29
1
116
Nov 2023
40
12
1
53
Dec 2023
87
10
1
98
Jan 2024
134
39
0
173
Feb 2024
56
28
1
85
Mar 2024
62
36
2
100
Apr 2024
72
48
8
128
May 2024
45
15
3
63
Jun 2024
77
20
21
118
Jul 2024
168
19
4
191
Aug 2024
69
26
6
101
Sep 2024
63
27
1
91
Oct 2024
83
27
2
112
Nov 2024
36
19
1
56
Dec 2024
33
12
0
45
Jan 2025
52
25
8
85
Feb 2025
47
14
2
63
Mar 2025
43
23
0
66
Apr 2025
46
15
3
64
May 2025
54
9
0
63
Jun 2025
65
22
1
88
Jul 2025
42
23
4
69
Aug 2025
64
18
2
84
Sep 2025
130
22
4
156
Oct 2025
54
26
2
82
Nov 2025
79
29
3
111
Cumulative views and downloads
(calculated since 16 Oct 2017)
Month
HTML views
PDF downloads
XML downloads
Oct 2017
200
86
1
287
Nov 2017
252
106
1
359
Dec 2017
276
118
1
395
Jan 2018
308
139
2
449
Feb 2018
348
150
4
502
Mar 2018
368
157
4
529
Apr 2018
389
174
5
568
May 2018
644
260
10
914
Jun 2018
692
297
12
1,001
Jul 2018
723
324
12
1,059
Aug 2018
765
358
12
1,135
Sep 2018
799
394
14
1,207
Oct 2018
832
438
19
1,289
Nov 2018
867
464
21
1,352
Dec 2018
896
489
25
1,410
Jan 2019
918
515
25
1,458
Feb 2019
945
531
26
1,502
Mar 2019
969
546
26
1,541
Apr 2019
997
566
27
1,590
May 2019
1,025
585
27
1,637
Jun 2019
1,058
600
27
1,685
Jul 2019
1,074
613
27
1,714
Aug 2019
1,098
631
29
1,758
Sep 2019
1,117
647
29
1,793
Oct 2019
1,162
690
30
1,882
Nov 2019
1,179
709
30
1,918
Dec 2019
1,203
735
30
1,968
Jan 2020
1,226
760
32
2,018
Feb 2020
1,253
785
32
2,070
Mar 2020
1,274
804
32
2,110
Apr 2020
1,297
818
32
2,147
May 2020
1,314
833
32
2,179
Jun 2020
1,330
843
32
2,205
Jul 2020
1,369
866
36
2,271
Aug 2020
1,396
884
39
2,319
Sep 2020
1,424
897
39
2,360
Oct 2020
1,442
909
39
2,390
Nov 2020
1,462
930
40
2,432
Dec 2020
1,485
951
40
2,476
Jan 2021
1,524
974
40
2,538
Feb 2021
1,549
995
40
2,584
Mar 2021
1,593
1,012
42
2,647
Apr 2021
1,625
1,031
43
2,699
May 2021
1,654
1,049
46
2,749
Jun 2021
1,680
1,063
46
2,789
Jul 2021
1,704
1,089
48
2,841
Aug 2021
1,748
1,111
53
2,912
Sep 2021
1,773
1,132
53
2,958
Oct 2021
1,807
1,182
55
3,044
Nov 2021
1,875
1,227
61
3,163
Dec 2021
1,961
1,242
65
3,268
Jan 2022
2,041
1,271
70
3,382
Feb 2022
2,118
1,288
73
3,479
Mar 2022
2,200
1,305
80
3,585
Apr 2022
2,299
1,323
86
3,708
May 2022
2,382
1,344
93
3,819
Jun 2022
2,444
1,364
94
3,902
Jul 2022
2,533
1,382
98
4,013
Aug 2022
2,634
1,398
103
4,135
Sep 2022
2,680
1,444
106
4,230
Oct 2022
2,794
1,473
106
4,373
Nov 2022
2,921
1,491
106
4,518
Dec 2022
3,043
1,523
106
4,672
Jan 2023
3,152
1,550
107
4,809
Feb 2023
3,227
1,576
109
4,912
Mar 2023
3,330
1,598
111
5,039
Apr 2023
3,424
1,623
113
5,160
May 2023
3,506
1,651
115
5,272
Jun 2023
3,577
1,668
116
5,361
Jul 2023
3,654
1,691
120
5,465
Aug 2023
3,745
1,715
122
5,582
Sep 2023
3,850
1,744
123
5,717
Oct 2023
3,936
1,773
124
5,833
Nov 2023
3,976
1,785
125
5,886
Dec 2023
4,063
1,795
126
5,984
Jan 2024
4,197
1,834
126
6,157
Feb 2024
4,253
1,862
127
6,242
Mar 2024
4,315
1,898
129
6,342
Apr 2024
4,387
1,946
137
6,470
May 2024
4,432
1,961
140
6,533
Jun 2024
4,509
1,981
161
6,651
Jul 2024
4,677
2,000
165
6,842
Aug 2024
4,746
2,026
171
6,943
Sep 2024
4,809
2,053
172
7,034
Oct 2024
4,892
2,080
174
7,146
Nov 2024
4,928
2,099
175
7,202
Dec 2024
4,961
2,111
175
7,247
Jan 2025
5,013
2,136
183
7,332
Feb 2025
5,060
2,150
185
7,395
Mar 2025
5,103
2,173
185
7,461
Apr 2025
5,149
2,188
188
7,525
May 2025
5,203
2,197
188
7,588
Jun 2025
5,268
2,219
189
7,676
Jul 2025
5,310
2,242
193
7,745
Aug 2025
5,374
2,260
195
7,829
Sep 2025
5,504
2,282
199
7,985
Oct 2025
5,558
2,308
201
8,067
Nov 2025
5,637
2,337
204
8,178
Total article views: 6,986 (including HTML, PDF, and XML)
HTML
PDF
XML
Total
BibTeX
EndNote
5,118
1,669
199
6,986
170
190
HTML: 5,118
PDF: 1,669
XML: 199
Total: 6,986
BibTeX: 170
EndNote: 190
Views and downloads (calculated since 07 May 2018)
Month
HTML
PDF
XML
Total
May 2018
244
81
5
330
Jun 2018
40
32
2
74
Jul 2018
27
26
0
53
Aug 2018
33
29
0
62
Sep 2018
28
33
2
63
Oct 2018
31
43
5
79
Nov 2018
31
23
2
56
Dec 2018
27
24
4
55
Jan 2019
21
25
0
46
Feb 2019
26
15
1
42
Mar 2019
22
13
0
35
Apr 2019
25
17
1
43
May 2019
24
17
0
41
Jun 2019
30
13
0
43
Jul 2019
15
13
0
28
Aug 2019
20
17
2
39
Sep 2019
19
15
0
34
Oct 2019
42
42
1
85
Nov 2019
16
18
0
34
Dec 2019
24
24
0
48
Jan 2020
23
24
2
49
Feb 2020
25
22
0
47
Mar 2020
21
16
0
37
Apr 2020
23
13
0
36
May 2020
17
15
0
32
Jun 2020
12
8
0
20
Jul 2020
34
11
4
49
Aug 2020
27
12
3
42
Sep 2020
28
12
0
40
Oct 2020
18
9
0
27
Nov 2020
17
16
1
34
Dec 2020
18
14
0
32
Jan 2021
36
15
0
51
Feb 2021
24
17
0
41
Mar 2021
43
15
2
60
Apr 2021
31
17
1
49
May 2021
27
12
3
42
Jun 2021
25
8
0
33
Jul 2021
24
17
2
43
Aug 2021
40
15
5
60
Sep 2021
23
15
0
38
Oct 2021
30
44
2
76
Nov 2021
67
40
6
113
Dec 2021
85
9
4
98
Jan 2022
78
21
5
104
Feb 2022
77
15
3
95
Mar 2022
82
11
7
100
Apr 2022
98
15
6
119
May 2022
80
18
7
105
Jun 2022
62
12
1
75
Jul 2022
89
13
4
106
Aug 2022
101
13
5
119
Sep 2022
44
18
3
65
Oct 2022
113
21
0
134
Nov 2022
127
11
0
138
Dec 2022
122
21
0
143
Jan 2023
109
19
1
129
Feb 2023
75
17
2
94
Mar 2023
102
19
2
123
Apr 2023
94
17
2
113
May 2023
81
17
2
100
Jun 2023
71
13
1
85
Jul 2023
77
16
4
97
Aug 2023
91
15
2
108
Sep 2023
105
17
1
123
Oct 2023
86
20
1
107
Nov 2023
40
11
1
52
Dec 2023
87
7
1
95
Jan 2024
134
30
0
164
Feb 2024
56
20
1
77
Mar 2024
61
22
2
85
Apr 2024
72
21
8
101
May 2024
44
12
3
59
Jun 2024
77
12
21
110
Jul 2024
168
12
4
184
Aug 2024
69
11
6
86
Sep 2024
63
19
1
83
Oct 2024
83
19
2
104
Nov 2024
36
8
1
45
Dec 2024
33
6
0
39
Jan 2025
51
16
8
75
Feb 2025
46
9
2
57
Mar 2025
42
22
0
64
Apr 2025
45
11
3
59
May 2025
53
9
0
62
Jun 2025
63
18
1
82
Jul 2025
42
20
4
66
Aug 2025
64
14
2
80
Sep 2025
130
19
4
153
Oct 2025
53
24
2
79
Nov 2025
79
22
3
104
Cumulative views and downloads
(calculated since 07 May 2018)
Month
HTML views
PDF downloads
XML downloads
May 2018
244
81
5
Jun 2018
284
113
7
Jul 2018
311
139
7
Aug 2018
344
168
7
Sep 2018
372
201
9
Oct 2018
403
244
14
Nov 2018
434
267
16
Dec 2018
461
291
20
Jan 2019
482
316
20
Mar 2019
508
331
21
Mar 2019
530
344
21
Apr 2019
555
361
22
May 2019
579
378
22
Jun 2019
609
391
22
Jul 2019
624
404
22
Aug 2019
644
421
24
Sep 2019
663
436
24
Oct 2019
705
478
25
Nov 2019
721
496
25
Dec 2019
745
520
25
Jan 2020
768
544
27
Feb 2020
793
566
27
Mar 2020
814
582
27
Apr 2020
837
595
27
May 2020
854
610
27
Jun 2020
866
618
27
Jul 2020
900
629
31
Aug 2020
927
641
34
Sep 2020
955
653
34
Oct 2020
973
662
34
Nov 2020
990
678
35
Dec 2020
1,008
692
35
Jan 2021
1,044
707
35
Mar 2021
1,068
724
35
Mar 2021
1,111
739
37
Apr 2021
1,142
756
38
May 2021
1,169
768
41
Jun 2021
1,194
776
41
Jul 2021
1,218
793
43
Aug 2021
1,258
808
48
Sep 2021
1,281
823
48
Oct 2021
1,311
867
50
Nov 2021
1,378
907
56
Dec 2021
1,463
916
60
Jan 2022
1,541
937
65
Mar 2022
1,618
952
68
Mar 2022
1,700
963
75
Apr 2022
1,798
978
81
May 2022
1,878
996
88
Jun 2022
1,940
1,008
89
Jul 2022
2,029
1,021
93
Aug 2022
2,130
1,034
98
Sep 2022
2,174
1,052
101
Oct 2022
2,287
1,073
101
Nov 2022
2,414
1,084
101
Dec 2022
2,536
1,105
101
Jan 2023
2,645
1,124
102
Mar 2023
2,720
1,141
104
Mar 2023
2,822
1,160
106
Apr 2023
2,916
1,177
108
May 2023
2,997
1,194
110
Jun 2023
3,068
1,207
111
Jul 2023
3,145
1,223
115
Aug 2023
3,236
1,238
117
Sep 2023
3,341
1,255
118
Oct 2023
3,427
1,275
119
Nov 2023
3,467
1,286
120
Dec 2023
3,554
1,293
121
Jan 2024
3,688
1,323
121
Feb 2024
3,744
1,343
122
Mar 2024
3,805
1,365
124
Apr 2024
3,877
1,386
132
May 2024
3,921
1,398
135
Jun 2024
3,998
1,410
156
Jul 2024
4,166
1,422
160
Aug 2024
4,235
1,433
166
Sep 2024
4,298
1,452
167
Oct 2024
4,381
1,471
169
Nov 2024
4,417
1,479
170
Dec 2024
4,450
1,485
170
Jan 2025
4,501
1,501
178
Mar 2025
4,547
1,510
180
Mar 2025
4,589
1,532
180
Apr 2025
4,634
1,543
183
May 2025
4,687
1,552
183
Jun 2025
4,750
1,570
184
Jul 2025
4,792
1,590
188
Aug 2025
4,856
1,604
190
Sep 2025
4,986
1,623
194
Oct 2025
5,039
1,647
196
Nov 2025
5,118
1,669
199
Total article views: 1,192 (including HTML, PDF, and XML)
HTML
PDF
XML
Total
BibTeX
EndNote
519
668
5
1,192
3
17
HTML: 519
PDF: 668
XML: 5
Total: 1,192
BibTeX: 3
EndNote: 17
Views and downloads (calculated since 16 Oct 2017)
Month
HTML
PDF
XML
Total
Oct 2017
200
86
1
287
Nov 2017
52
20
0
72
Dec 2017
24
12
0
36
Jan 2018
32
21
1
54
Feb 2018
40
11
2
53
Mar 2018
20
7
0
27
Apr 2018
21
17
1
39
May 2018
11
5
0
16
Jun 2018
8
5
0
13
Jul 2018
4
1
0
5
Aug 2018
9
5
0
14
Sep 2018
6
3
0
9
Oct 2018
2
1
0
3
Nov 2018
4
3
0
7
Dec 2018
2
1
0
3
Jan 2019
1
1
0
2
Feb 2019
1
1
0
2
Mar 2019
2
2
0
4
Apr 2019
3
3
0
6
May 2019
4
2
0
6
Jun 2019
3
2
0
5
Jul 2019
1
0
1
Aug 2019
4
1
0
5
Sep 2019
1
0
1
Oct 2019
3
1
0
4
Nov 2019
1
1
0
2
Dec 2019
2
0
2
Jan 2020
1
0
1
Feb 2020
2
3
0
5
Mar 2020
3
0
3
Apr 2020
1
0
1
May 2020
0
Jun 2020
4
2
0
6
Jul 2020
5
12
0
17
Aug 2020
6
0
6
Sep 2020
1
0
1
Oct 2020
3
0
3
Nov 2020
3
5
0
8
Dec 2020
5
7
0
12
Jan 2021
3
8
0
11
Feb 2021
1
4
0
5
Mar 2021
1
2
0
3
Apr 2021
1
2
0
3
May 2021
2
6
0
8
Jun 2021
1
6
0
7
Jul 2021
9
0
9
Aug 2021
4
7
0
11
Sep 2021
2
6
0
8
Oct 2021
4
6
0
10
Nov 2021
1
5
0
6
Dec 2021
1
6
0
7
Jan 2022
2
8
0
10
Feb 2022
2
0
2
Mar 2022
6
0
6
Apr 2022
1
3
0
4
May 2022
3
3
0
6
Jun 2022
8
0
8
Jul 2022
5
0
5
Aug 2022
3
0
3
Sep 2022
2
28
0
30
Oct 2022
1
8
0
9
Nov 2022
7
0
7
Dec 2022
11
0
11
Jan 2023
8
0
8
Feb 2023
9
0
9
Mar 2023
1
3
0
4
Apr 2023
8
0
8
May 2023
1
11
0
12
Jun 2023
4
0
4
Jul 2023
7
0
7
Aug 2023
9
0
9
Sep 2023
12
0
12
Oct 2023
9
0
9
Nov 2023
1
0
1
Dec 2023
3
0
3
Jan 2024
9
0
9
Feb 2024
8
0
8
Mar 2024
1
14
0
15
Apr 2024
27
0
27
May 2024
1
3
0
4
Jun 2024
8
0
8
Jul 2024
7
0
7
Aug 2024
15
0
15
Sep 2024
8
0
8
Oct 2024
8
0
8
Nov 2024
11
0
11
Dec 2024
6
0
6
Jan 2025
1
9
0
10
Feb 2025
1
5
0
6
Mar 2025
1
1
0
2
Apr 2025
1
4
0
5
May 2025
1
0
1
Jun 2025
2
4
0
6
Jul 2025
3
0
3
Aug 2025
4
0
4
Sep 2025
3
0
3
Oct 2025
1
2
0
3
Nov 2025
7
0
7
Cumulative views and downloads
(calculated since 16 Oct 2017)
Month
HTML views
PDF downloads
XML downloads
Oct 2017
200
86
1
Nov 2017
252
106
1
Dec 2017
276
118
1
Jan 2018
308
139
2
Mar 2018
348
150
4
Mar 2018
368
157
4
Apr 2018
389
174
5
May 2018
400
179
5
Jun 2018
408
184
5
Jul 2018
412
185
5
Aug 2018
421
190
5
Sep 2018
427
193
5
Oct 2018
429
194
5
Nov 2018
433
197
5
Dec 2018
435
198
5
Jan 2019
436
199
5
Mar 2019
437
200
5
Mar 2019
439
202
5
Apr 2019
442
205
5
May 2019
446
207
5
Jun 2019
449
209
5
Jul 2019
450
209
5
Aug 2019
454
210
5
Sep 2019
454
211
5
Oct 2019
457
212
5
Nov 2019
458
213
5
Dec 2019
458
215
5
Jan 2020
458
216
5
Feb 2020
460
219
5
Mar 2020
460
222
5
Apr 2020
460
223
5
May 2020
460
223
5
Jun 2020
464
225
5
Jul 2020
469
237
5
Aug 2020
469
243
5
Sep 2020
469
244
5
Oct 2020
469
247
5
Nov 2020
472
252
5
Dec 2020
477
259
5
Jan 2021
480
267
5
Mar 2021
481
271
5
Mar 2021
482
273
5
Apr 2021
483
275
5
May 2021
485
281
5
Jun 2021
486
287
5
Jul 2021
486
296
5
Aug 2021
490
303
5
Sep 2021
492
309
5
Oct 2021
496
315
5
Nov 2021
497
320
5
Dec 2021
498
326
5
Jan 2022
500
334
5
Mar 2022
500
336
5
Mar 2022
500
342
5
Apr 2022
501
345
5
May 2022
504
348
5
Jun 2022
504
356
5
Jul 2022
504
361
5
Aug 2022
504
364
5
Sep 2022
506
392
5
Oct 2022
507
400
5
Nov 2022
507
407
5
Dec 2022
507
418
5
Jan 2023
507
426
5
Mar 2023
507
435
5
Mar 2023
508
438
5
Apr 2023
508
446
5
May 2023
509
457
5
Jun 2023
509
461
5
Jul 2023
509
468
5
Aug 2023
509
477
5
Sep 2023
509
489
5
Oct 2023
509
498
5
Nov 2023
509
499
5
Dec 2023
509
502
5
Jan 2024
509
511
5
Feb 2024
509
519
5
Mar 2024
510
533
5
Apr 2024
510
560
5
May 2024
511
563
5
Jun 2024
511
571
5
Jul 2024
511
578
5
Aug 2024
511
593
5
Sep 2024
511
601
5
Oct 2024
511
609
5
Nov 2024
511
620
5
Dec 2024
511
626
5
Jan 2025
512
635
5
Mar 2025
513
640
5
Mar 2025
514
641
5
Apr 2025
515
645
5
May 2025
516
645
5
Jun 2025
518
649
5
Jul 2025
518
652
5
Aug 2025
518
656
5
Sep 2025
518
659
5
Oct 2025
519
661
5
Nov 2025
519
668
5
Viewed (geographical distribution)
Total article views: 8,178 (including HTML, PDF, and XML)
Thereof 7,946 with geography defined
and 232 with unknown origin.
Total article views: 6,986 (including HTML, PDF, and XML)
Thereof 6,769 with geography defined
and 217 with unknown origin.
Total article views: 1,192 (including HTML, PDF, and XML)
Thereof 1,177 with geography defined
and 15 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: 29 Nov 2025