Variability of the infrared complex refractive index of African mineral dust: experimental estimation and implications for radiative transfer and satellite remote sensing

Di Biagio, C.; Boucher, H.; Caquineau, S.; Chevaillier, S.; Cuesta, J.; Formenti, P.

doi:https://doi.org/10.5194/acp-14-11093-2014

Articles | Volume 14, issue 20

https://doi.org/10.5194/acp-14-11093-2014

© Author(s) 2014. This work is distributed under
the Creative Commons Attribution 3.0 License.

https://doi.org/10.5194/acp-14-11093-2014

© Author(s) 2014. This work is distributed under
the Creative Commons Attribution 3.0 License.

Articles | Volume 14, issue 20

Research article

|

22 Oct 2014

Research article |

| 22 Oct 2014

Variability of the infrared complex refractive index of African mineral dust: experimental estimation and implications for radiative transfer and satellite remote sensing

C. Di Biagio, H. Boucher, S. Caquineau, S. Chevaillier, J. Cuesta, and P. Formenti

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Final revised paper (published on 22 Oct 2014)
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Preprint (discussion started on 28 Apr 2014)
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Interactive discussion

Status: closed

AC: Author comment | RC: Referee comment | SC: Short comment | EC: Editor comment

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RC C2338: 'Review of Di Biaggio et al. (2014)', Anonymous Referee #1, 12 May 2014
- AC C6437: 'Answer to Referee 1', Claudia Di Biagio, 02 Sep 2014
RC C4886: 'Review from referee2', Anonymous Referee #2, 15 Jul 2014
- AC C6438: 'Answer to Referee 2', Claudia Di Biagio, 02 Sep 2014

Peer-review completion

AR: Author's response | RR: Referee report | ED: Editor decision

AR by Claudia Di Biagio on behalf of the Authors (02 Sep 2014) Author's response Manuscript

ED: Referee Nomination & Report Request started (03 Sep 2014) by William Lahoz (deceased)

RR by Anonymous Referee #1 (03 Sep 2014)

RR by Anonymous Referee #2 (10 Sep 2014)

ED: Publish subject to technical corrections (11 Sep 2014) by William Lahoz (deceased)

Authors should consider and address if appropriate the following:

L. 17: “The real (n) and…refractive index obtained for…”

L. 18: “appear to be” is weak. Could you use “…are strongly…”?

L. 21: I suggest you consider: “…smectite), and to a lesser extent, by quartz…”

L. 25: “…falling within…”.

L. 28: I suggest “…from some literature…”.

L. 29: “…thus being theoretically…”

L. 40: Introduce IASI acronym.

L. 68: “…infrared contribution acts…”

L. 70: “…infrared contribution needs…”

L. 74: climatic -> climate.

L. 79: “…; and IASI…”

L. 89: Do you need “in fact”? Same for L. 132.

L. 93: So -> Thus

L. 100: I suggest: “The complex refractive index of dust is…” Similarly for L. 106.

L. 102: I suggest “calcium-rich” – same elsewhere (unless you introduce this abbreviation)

L. 104: I think you mean “…by their own…”

L. 118: “…particles richer in clay”

L. 130-131: “…is not represented…”

L. 131: “…some degree of uncertainty remains…”

L. 139: “…which means it is not fully adapted to…”

L. 154: databases

L. 158: “…some of the strongest…”

L. 167: limits -> limitations

L. 173: Introduce the acronym for asl

L. 186: “Section 4…”

L. 222: “…aerosol has completely detached from the…”

L. 228: Do you mean “transferred to a glass…”?

L. 235: passing -> putting.

L. 241: 3 -> Three

L. 246: modify –> change.

L. 264: “…are consistent with the main assumptions made in most past studies…”

L. 281: “…i.e, …”. Similarly for L. 287, 309.

L. 293-294: “…the infrared spectral range considered…”

L. 299: “…(in number), respectively”

L. 301: particles –> particle

L. 311: “…matrix, respectively”.

L. 345: Should the CBD acronym be introduced? Or is it well-known in the
community?

L. 350: “The full set of the analyses mentioned above has…”

L. 367: in -> within.

L. 371: I think you mean “…measured corresponding to each…”

L. 380: Do you need “in volume”?

L. 397: I suggest “…summarized as follows…”

L. 398, 425: Do you need “essentially”?

L. 407: “…size distribution measured for…”

L. 421: “…uncertainty in…”

L. 423: “…takes account of the…”

L. 431: bands -> band.

L. 440: I think you mean “…SOP1-8 contributes by about 30-50% to the increase in absorption in this band”.

L. 441: Remove “also”.

L. 459-460: “…at least as a first assumption…”

L. 461, 483-484, 707: Do you need “in fact”?

L. 479: “…changed little…”.

L. 480: I think it is better to say “A few…”.

L. 485: “…because it is removed through…”

L. 486-487: “…that occurred during spectroscopic…”.

L. 489-490: I suggest “…have been taken into account in successive…”.

L. 516: “…and in a few narrow bands…”

L. 524: Perhaps write +- in words?

L. 538: maxima -> maximum.

L. 552: smaller -> small.

L. 555: to be -> is.

L. 558: “…within the main clay…”.

L. 560: cases considered.

L. 583: in -> within.

L. 596: I suggest: “…and a significant weaker…”.

L. 598: by -> from.

L. 602: Would it be better to say: “…to mostly not capture the signatures…”?

L. 608: Reword – I presume you mean: “…distribution, and thus having different
optical properties”.

L. 618: “…Volz (1972, 1973)”.

L. 619-620: I suggest “…by two different methods: …”.

L. 624: inversed -> inverted.

L. 628-629: “…our results for n, especially in the …window.”

L. 644: Reword. I think you mean: “…account for the own dust sample the complex…”

L. 649-651: “…by comparison, the spectral…are also shown…”

L. 655, 659, 692, 708, 716, 793, 794, 821: in -> within.

L. 660: appears.

L. 662-663: I think you mean: “…, for the quartz band”.

L. 667: Do you need “quite”?

L. 671: “…within the range…”

L. 679: “…for the SOP1-8…”

L. 710: “In most cases…”

L. 714: Reword. How is the correspondence?

L. 717: “…, i.e., …”.

L. 732: “…maxima of kext…”.

L. 738: “…considerations show the necessity…”.

L. 739: “…, and able to…”.

L. 740: increasing -> increase.

L. 744: “…provide a…”.

L. 745: “…To do that, …”.

L. 750 I suggest: “…between wavelength …(…)… and the visible wavelength (…)…”

L. 753: For consistency, write “nonlinear”.

L. 757: Russell.

L. 766: “The … obtained and associated…”.

L. 771: What is the difference between “significant” and “important”?

L. 773: “…to a 9-18% difference…”

L. 774: “…to about a 30% difference…”

L. 801: “…maxima and minima within the main…”

L. 808-809: “…along the path of their atmospheric transport”

L. 810: to be -> are.

L. 811: in reproducing -> to reproduce.

L. 812: part of -> some.

L. 813: thus resulting -> and thus are.

L. 882: supplementary (write in full)

L. 903-904: “…b obtained has then been used…”.

L. 905: “…TDM obtained…”

L. 909: do you need “so called”?

L. 913: confirm.

L. 916+: Are the percentages for Ca-rich species and feldspars the individual
errors, or the proportion of the set of minerals?

L. 920: What is the +- 10%?

L. 928: “For the SOP1-17…”.

L. 940: I suggest “including” instead of “considering”.

L. 1468: fits -> fit.

L. 1471: “In the bottom panel…”.

L. 1480, 1500, 1537, 1592: in -> within.

L. 1501: “…composing the dust…”.

L. 1508: “…in the legend in the bottom panel”.

L. 1518: legends

L. 1537-1538: “…legend in the top panel…”.

L. 1560, 1576: “…, i.e., …”.

L. 1567: “…in the bottom panel…”

L. 1578: remove “also”.

L. 1580: “…in the top left panel…”.

L. 1593: correspond.

L. 1595: do you mean “…corresponding to each sample…”? Please reword.

L. 1596: refer.

L. 1598: What are the units of the six numbers in brackets?

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