Most Commented Papers of All Time  

ACPD - Most Commented Papers of the Last 12 Months

Xenon-133 and caesium-137 releases into the atmosphere from the Fukushima Dai-ichi nuclear power plant: determination of the source term, atmospheric dispersion, and deposition
A. Stohl, P. Seibert, G. Wotawa, D. Arnold, J. F. Burkhart, S. Eckhardt, C. Tapia, A. Vargas, and T. J. Yasunari
Atmos. Chem. Phys. Discuss., 11, 28319-28394, 2011
Abstract   Discussion Paper (PDF, 6457 KB)   Supplement (13 KB)   Interactive Discussion (Closed, 21 Comments)   Final Revised Paper (ACP)


  20 Oct 2011
Observation of a mesospheric front in a dual duct over King George Island, Antarctica
J. V. Bageston, C. M. Wrasse, P. P. Batista, R. E. Hibbins, D. C. Fritts, D. Gobbi, and V. F. Andrioli
Atmos. Chem. Phys. Discuss., 11, 16185-16206, 2011
Abstract   Discussion Paper (PDF, 765 KB)   Supplement (788 KB)   Interactive Discussion (Closed, 13 Comments)   Final Revised Paper (ACP)


  31 May 2011
Birch and conifer pollen are efficient atmospheric ice nuclei
B. G. Pummer, H. Bauer, J. Bernardi, S. Bleicher, and H. Grothe
Atmos. Chem. Phys. Discuss., 11, 27219-27241, 2011
Abstract   Discussion Paper (PDF, 655 KB)   Interactive Discussion (Closed, 12 Comments)   Final Revised Paper (ACP)


  05 Oct 2011
Acid-yield measurements of the gas-phase ozonolysis of ethene as a function of humidity using Chemical Ionisation Mass Spectrometry (CIMS)
K. E. Leather, M. R. McGillen, M. C. Cooke, S. R. Utembe, A. T. Archibald, M. E. Jenkin, R. G. Derwent, D. E. Shallcross, and C. J. Percival
Atmos. Chem. Phys. Discuss., 11, 25173-25204, 2011
Abstract   Discussion Paper (PDF, 1640 KB)   Interactive Discussion (Closed, 12 Comments)   Final Revised Paper (ACP)


  09 Sep 2011
Effects of cosmic ray decreases on cloud microphysics
J. Svensmark, M. B. Enghoff, and H. Svensmark
Atmos. Chem. Phys. Discuss., 12, 3595-3617, 2012
Abstract   Discussion Paper (PDF, 716 KB)   Supplement (585 KB)   Interactive Discussion (Final Response, 10 Comments)   Manuscript under review for ACP


  01 Feb 2012
Global risk of radioactive fallout after nuclear reactor accidents
J. Lelieveld, D. Kunkel, and M. G. Lawrence
Atmos. Chem. Phys. Discuss., 11, 31207-31230, 2011
Abstract   Discussion Paper (PDF, 4965 KB)   Supplement (199 KB)   Interactive Discussion (Closed, 10 Comments)   Final Revised Paper (ACP)


  25 Nov 2011
Comparisons of observed and modeled OH and HO2 concentrations during the ambient measurement period of the HOxComp field campaign
Y. Kanaya, A. Hofzumahaus, H.-P. Dorn, T. Brauers, H. Fuchs, F. Holland, F. Rohrer, B. Bohn, R. Tillmann, R. Wegener, A. Wahner, Y. Kajii, K. Miyamoto, S. Nishida, K. Watanabe, A. Yoshino, D. Kubistin, M. Martinez, M. Rudolf, H. Harder, H. Berresheim, T. Elste, C. Plass-Dülmer, G. Stange, J. Kleffmann, Y. Elshorbany, and U. Schurath
Atmos. Chem. Phys. Discuss., 11, 28851-28894, 2011
Abstract   Discussion Paper (PDF, 2231 KB)   Supplement (1212 KB)   Interactive Discussion (Closed, 10 Comments)   Final Revised Paper (ACP)


  26 Oct 2011
Humidity-dependent phase state of SOA particles from biogenic and anthropogenic precursors
E. Saukko, A. T. Lambe, P. Massoli, Koop, T., J. P. Wright, D. R. Croasdale, D. A. Pedernera, T. B. Onasch, A. Laaksonen, P. Davidovits, D. R. Worsnop, and A. Virtanen
Atmos. Chem. Phys. Discuss., 12, 4447-4476, 2012
Abstract   Discussion Paper (PDF, 1820 KB)   Interactive Discussion (Final Response, 9 Comments)   Manuscript under review for ACP


  08 Feb 2012
Impact of sampling frequency in the analysis of tropospheric ozone observations
M. Saunois, L. Emmons, J.-F. Lamarque, S. Tilmes, C. Wespes, V. Thouret, and M. Schultz
Atmos. Chem. Phys. Discuss., 11, 27107-27137, 2011
Abstract   Discussion Paper (PDF, 2183 KB)   Interactive Discussion (Final Response, 9 Comments)   Manuscript under review for ACP


  04 Oct 2011
Aerosol hygroscopic growth parameterization based on a solute specific coefficient
S. Metzger, B. Steil, L. Xu, J. E. Penner, and J. Lelieveld
Atmos. Chem. Phys. Discuss., 11, 24813-24855, 2011
Abstract   Discussion Paper (PDF, 1710 KB)   Supplement (849 KB)   Interactive Discussion (Final Response, 9 Comments)   Manuscript under review for ACP


  05 Sep 2011
Reactive processing of formaldehyde and acetaldehyde in aqueous aerosol mimics: surface tension depression and secondary organic products
Z. Li, A. N. Schwier, N. Sareen, and V. F. McNeill
Atmos. Chem. Phys. Discuss., 11, 19477-19506, 2011
Abstract   Discussion Paper (PDF, 1822 KB)   Supplement (150 KB)   Interactive Discussion (Closed, 9 Comments)   Final Revised Paper (ACP)


  07 Jul 2011
Transpacific transport of Benzo[a]pyrene emitted from Asia: importance of warm conveyor belt and interannual variations
Y. Zhang, S. Tao, J. Ma, and S. Simonich
Atmos. Chem. Phys. Discuss., 11, 18979-19009, 2011
Abstract   Discussion Paper (PDF, 5718 KB)   Interactive Discussion (Closed, 9 Comments)   Final Revised Paper (ACP)


  04 Jul 2011
Explicit modeling of organic chemistry and secondary organic aerosol partitioning for Mexico City and its outflow plume
J. Lee-Taylor, S. Madronich, B. Aumont, M. Camredon, A. Hodzic, G. S. Tyndall, E. Apel, and R. A. Zaveri
Atmos. Chem. Phys. Discuss., 11, 17013-17070, 2011
Abstract   Discussion Paper (PDF, 1638 KB)   Interactive Discussion (Closed, 9 Comments)   Final Revised Paper (ACP)


  20 Jun 2011
Organic carbon and non-refractory aerosol over the remote Southeast Pacific: oceanic and combustion sources
L. M. Shank, S. Howell, A. D. Clarke, S. Freitag, V. Brekhovskikh, V. Kapustin, C. McNaughton, T. Campos, and R. Wood
Atmos. Chem. Phys. Discuss., 11, 16895-16932, 2011
Abstract   Discussion Paper (PDF, 14788 KB)   Interactive Discussion (Closed, 9 Comments)   Special Issue   Final Revised Paper (ACP)


  17 Jun 2011
Distributions, long term trends and emissions of four perfluorocarbons in remote parts of the atmosphere and firn air
J. C. Laube, C. Hogan, M. J. Newland, F. S. Mani, P. J. Fraser, C. A. M. Brenninkmeijer, P. Martinerie, D. E. Oram, T. Röckmann, J. Schwander, E. Witrant, G. P. Mills, C. E. Reeves, and W. T. Sturges
Atmos. Chem. Phys. Discuss., 12, 4073-4100, 2012
Abstract   Discussion Paper (PDF, 604 KB)   Supplement (44 KB)   Interactive Discussion (Closed, 8 Comments)   Special Issue   Final Revised Paper (ACP)


  03 Feb 2012
Black carbon from ships: a review of the effects of ship speed, fuel quality and exhaust gas scrubbing
D. A. Lack and J. J. Corbett
Atmos. Chem. Phys. Discuss., 12, 3509-3554, 2012
Abstract   Discussion Paper (PDF, 6901 KB)   Interactive Discussion (Closed, 8 Comments)   Final Revised Paper (ACP)


  31 Jan 2012
Comment on "Tropospheric temperature response to stratospheric ozone recovery in the 21st century" by Hu et al. (2011)
M. Previdi and L. M. Polvani
Atmos. Chem. Phys. Discuss., 12, 2853-2861, 2012
Abstract   Discussion Paper (PDF, 389 KB)   Interactive Discussion (Closed, 8 Comments)   Manuscript under review for ACP


  27 Jan 2012
Absorbing aerosols at high relative humidity: closure between hygroscopic growth and optical properties
J. M. Flores, R. Z. Bar-Or, N. Bluvshtein, A. Abo-Riziq, A. Kostinski, S. Borrmann, I. Koren, and Y. Rudich
Atmos. Chem. Phys. Discuss., 12, 1019-1052, 2012
Abstract   Discussion Paper (PDF, 2840 KB)   Interactive Discussion (Final Response, 8 Comments)   Manuscript under review for ACP


  11 Jan 2012
One decade of parallel PM10 and PM2.5 measurements in Europe: trends and variability
I. Barmpadimos, J. Keller, D. Oderbolz, C. Hueglin, and A. S. H. Prévôt
Atmos. Chem. Phys. Discuss., 12, 1-43, 2012
Abstract   Discussion Paper (PDF, 840 KB)   Interactive Discussion (Closed, 8 Comments)   Final Revised Paper (ACP)


  02 Jan 2012
A Lagrangian analysis of a developing and non-developing disturbance observed during the PREDICT experiment
B. Rutherford and M. T. Montgomery
Atmos. Chem. Phys. Discuss., 11, 33273-33323, 2011
Abstract   Discussion Paper (PDF, 1919 KB)   Interactive Discussion (Final Response, 8 Comments)   Manuscript under review for ACP


  19 Dec 2011
Total depletion of ozone reached in the 2010–2011 Arctic winter as observed by MIPAS/ENVISAT using a 2-D tomographic approach
E. Arnone, E. Castelli, E. Papandrea, M. Carlotti, and B. M. Dinelli
Atmos. Chem. Phys. Discuss., 11, 33191-33227, 2011
Abstract   Discussion Paper (PDF, 7457 KB)   Interactive Discussion (Final Response, 8 Comments)   Special Issue   Manuscript under review for ACP


  16 Dec 2011
Shortwave radiative forcing and efficiency of key aerosol types using AERONET data
O. E. García, J. P. Díaz, F. J. Expósito, A. M. Díaz, O. Dubovik, Y. Derimian, P. Dubuisson, and J.-C. Roger
Atmos. Chem. Phys. Discuss., 11, 32647-32684, 2011
Abstract   Discussion Paper (PDF, 4430 KB)   Interactive Discussion (Closed, 8 Comments)   Special Issue   Manuscript under review for ACP


  12 Dec 2011
CO2(ν2)-O quenching rate coefficient derived from coincidental SABER/TIMED and Fort Collins lidar observations of the mesosphere and lower thermosphere
A. G. Feofilov, A. A. Kutepov, C.-Y. She, A. K. Smith, W. D. Pesnell, and R. A. Goldberg
Atmos. Chem. Phys. Discuss., 11, 32583-32600, 2011
Abstract   Discussion Paper (PDF, 1243 KB)   Interactive Discussion (Final Response, 8 Comments)   Manuscript under review for ACP


  09 Dec 2011
Some issues in uncertainty quantification and parameter tuning: a case study of convective parameterization scheme in the WRF regional climate model
B. Yang, Y. Qian, G. Lin, R. Leung, and Y. Zhang
Atmos. Chem. Phys. Discuss., 11, 31769-31817, 2011
Abstract   Discussion Paper (PDF, 12008 KB)   Interactive Discussion (Closed, 8 Comments)   Final Revised Paper (ACP)


  02 Dec 2011
Seasonal variations of stable carbon isotopic ratios and biogenic tracer compounds of water-soluble organic aerosols in a deciduous forest
Y. Miyazaki, P. Fu, K. Kawamura, Y. Mizoguchi, and K. Yamanoi
Atmos. Chem. Phys. Discuss., 11, 30773-30795, 2011
Abstract   Discussion Paper (PDF, 4239 KB)   Interactive Discussion (Closed, 8 Comments)   Final Revised Paper (ACP)


  16 Nov 2011
Relationship between particulate matter and childhood asthma – basis of a future warning system for Central Phoenix
R. Dimitrova, N. Lurponglukana, H. J. S. Fernando, G. C. Runger, P. Hyde, B. C. Hedquist, J. Anderson, W. Bannister, and W. Johnson
Atmos. Chem. Phys. Discuss., 11, 28627-28661, 2011
Abstract   Discussion Paper (PDF, 1642 KB)   Interactive Discussion (Closed, 8 Comments)   Special Issue   Final Revised Paper (ACP)


  25 Oct 2011
Evaluation of the smoke injection height from wild-land fires using remote sensing data
M. Sofiev, T. Ermakova, and R. Vankevich
Atmos. Chem. Phys. Discuss., 11, 27937-27966, 2011
Abstract   Discussion Paper (PDF, 867 KB)   Interactive Discussion (Closed, 8 Comments)   Final Revised Paper (ACP)


  17 Oct 2011
The scale problem in quantifying aerosol indirect effects
A. McComiskey and G. Feingold
Atmos. Chem. Phys. Discuss., 11, 26741-26789, 2011
Abstract   Discussion Paper (PDF, 3757 KB)   Interactive Discussion (Closed, 8 Comments)   Final Revised Paper (ACP)


  27 Sep 2011
Atmospheric aerosol compositions in China: spatial/temporal variability, chemical signature, regional haze distribution and comparisons with global aerosols
X. Y. Zhang, Y. Q. Wang, T. Niu, X. C. Zhang, S. L. Gong, Y. M. Zhang, and J. Y. Sun
Atmos. Chem. Phys. Discuss., 11, 26571-26615, 2011
Abstract   Discussion Paper (PDF, 2533 KB)   Interactive Discussion (Closed, 8 Comments)   Final Revised Paper (ACP)


  26 Sep 2011
Changes in chemical composition of the middle atmosphere caused by sudden stratospheric warmings as seen by GOMOS/Envisat
V. F. Sofieva, N. Kalakoski, P. T. Verronen, S.-M. Salmi, E. Kyrölä, L. Backman, and J. Tamminen
Atmos. Chem. Phys. Discuss., 11, 23317-23348, 2011
Abstract   Discussion Paper (PDF, 2069 KB)   Interactive Discussion (Closed, 8 Comments)   Final Revised Paper (ACP)


  18 Aug 2011
Stratospheric impact on tropospheric ozone variability and trends: 1990–2009
P. G. Hess and R. Zbinden
Atmos. Chem. Phys. Discuss., 11, 22719-22770, 2011
Abstract   Discussion Paper (PDF, 9754 KB)   Supplement (371 KB)   Interactive Discussion (Final Response, 8 Comments)   Manuscript under review for ACP


  11 Aug 2011
Reformulating the atmospheric lifecycle of SOA based on new field and laboratory data
M. Shrivastava, A. Zelenyuk, D. Imre, J. Beranek, R. Easter, R. A. Zaveri, and J. Fast
Atmos. Chem. Phys. Discuss., 11, 20107-20139, 2011
Abstract   Discussion Paper (PDF, 1674 KB)   Supplement (133 KB)   Interactive Discussion (Closed, 8 Comments)   Publication in ACP not foreseen


  15 Jul 2011
Aerosol shortwave daily radiative effect and forcing based on MODIS Level 2 data in the Eastern Mediterranean (Crete)
N. Benas, N. Hatzianastassiou, C. Matsoukas, A. Fotiadi, N. Mihalopoulos, and I. Vardavas
Atmos. Chem. Phys. Discuss., 11, 19881-19925, 2011
Abstract   Discussion Paper (PDF, 6875 KB)   Interactive Discussion (Closed, 8 Comments)   Final Revised Paper (ACP)


  12 Jul 2011
Volatility of secondary organic aerosol during OH radical induced ageing
K. Salo, M. Hallquist, Å. M. Jonsson, H. Saathoff, K.-H. Naumann, C. Spindler, R. Tillmann, H. Fuchs, B. Bohn, F. Rubach, Th. F. Mentel, L. Müller, M. Reinnig, T. Hoffmann, and N. M. Donahue
Atmos. Chem. Phys. Discuss., 11, 19507-19543, 2011
Abstract   Discussion Paper (PDF, 1321 KB)   Interactive Discussion (Closed, 8 Comments)   Final Revised Paper (ACP)


  07 Jul 2011
Formation of 3-methyl-1,2,3-butanetricarboxylic acid via gas phase oxidation of pinonic acid – a mass spectrometric study of SOA aging
L. Müller, M. C. Reinnig, K. H. Naumann, H. Saathoff, T. F. Mentel, N. M. Donahue, and T. Hoffmann
Atmos. Chem. Phys. Discuss., 11, 19443-19476, 2011
Abstract   Discussion Paper (PDF, 1052 KB)   Supplement (87 KB)   Interactive Discussion (Closed, 8 Comments)   Final Revised Paper (ACP)


  06 Jul 2011
Mechanisms leading to oligomers and SOA through aqueous photooxidation: insights from OH radical oxidation of acetic acid
Y. Tan, Y. B. Lim, K. E. Altieri, S. P. Seitzinger, and B. J. Turpin
Atmos. Chem. Phys. Discuss., 11, 18319-18347, 2011
Abstract   Discussion Paper (PDF, 4133 KB)   Supplement (111 KB)   Interactive Discussion (Closed, 8 Comments)   Final Revised Paper (ACP)


  28 Jun 2011
Anthropogenic changes in the surface all-sky UV-B radiation through 1850–2005 simulated by an Earth system model
S. Watanabe, T. Takemura, K. Sudo, T. Yokohata, and H. Kawase
Atmos. Chem. Phys. Discuss., 12, 4221-4242, 2012
Abstract   Discussion Paper (PDF, 4677 KB)   Interactive Discussion (Final Response, 7 Comments)   Manuscript under review for ACP


  06 Feb 2012
Projections of mid-century summer air-quality for North America: effects of changes in climate and precursor emissions
J. Kelly, P. A. Makar, and D. A. Plummer
Atmos. Chem. Phys. Discuss., 12, 3875-3940, 2012
Abstract   Discussion Paper (PDF, 13330 KB)   Interactive Discussion (Final Response, 7 Comments)   Manuscript under review for ACP


  03 Feb 2012
Signals of El Niño Modoki in the tropical tropopause layer and stratosphere
F. Xie, J. Li, W. Tian, and J. Feng
Atmos. Chem. Phys. Discuss., 12, 3619-3653, 2012
Abstract   Discussion Paper (PDF, 2131 KB)   Interactive Discussion (Final Response, 7 Comments)   Manuscript under review for ACP


  02 Feb 2012
In situ measurements of aerosols optical properties and number size distributions in a subarctic coastal region of Norway
S. Mogo, V. E. Cachorro, J. F. Lopez, E. Montilla, B. Torres, E. Rodríguez, Y. Bennouna, and A. M. de Frutos
Atmos. Chem. Phys. Discuss., 11, 32921-32964, 2011
Abstract   Discussion Paper (PDF, 2566 KB)   Interactive Discussion (Final Response, 7 Comments)   Special Issue   Manuscript under review for ACP


  13 Dec 2011
Primary and secondary sources of formaldehyde in urban atmospheres: Houston Texas region
D. D. Parrish, T. B. Ryerson, J. Mellqvist, J. Johansson, A. Fried, D. Richter, J. G. Walega, R. A. Washenfelder, J. A. de Gouw, J. Peischl, K. C. Aikin, S. A. McKeen, G. J. Frost, F. C. Fehsenfeld, and S. C. Herndon
Atmos. Chem. Phys. Discuss., 11, 32601-32645, 2011
Abstract   Discussion Paper (PDF, 8756 KB)   Supplement (5274 KB)   Interactive Discussion (Closed, 7 Comments)   Final Revised Paper (ACP)


  10 Dec 2011
Automated ground-based remote sensing measurements of greenhouse gases at the Białystok site in comparison with collocated in-situ measurements and model data
J. Messerschmidt, H. Chen, N. M. Deutscher, C. Gerbig, P. Grupe, K. Katrynski, F.-T. Koch, J. V. Lavrič, J. Notholt, C. Rödenbeck, W. Ruhe, T. Warneke, and C. Weinzierl
Atmos. Chem. Phys. Discuss., 11, 32245-32282, 2011
Abstract   Discussion Paper (PDF, 9761 KB)   Interactive Discussion (Final Response, 7 Comments)   Special Issue   Manuscript under review for ACP


  08 Dec 2011
Atmospheric dust modeling from meso to global scales with the online NMMB/BSC-Dust model – Part 2: Experimental campaigns in Northern Africa
K. Haustein, C. Pérez, J. M. Baldasano, O. Jorba, S. Basart, R. L. Miller, Z. Janjic, T. Black, S. Nickovic, M. C. Todd, and R. Washington
Atmos. Chem. Phys. Discuss., 11, 30273-30331, 2011
Abstract   Discussion Paper (PDF, 11251 KB)   Interactive Discussion (Closed, 7 Comments)   Final Revised Paper (ACP)


  09 Nov 2011
Monitoring of the Eyjafjallajökull volcanic aerosol plume over the Iberian Peninsula by means of four EARLINET lidar stations
M. Sicard, J. L. Guerrero-Rascado, F. Navas-Guzmán, J. Preißler, F. Molero, S. Tomás, J. A. Bravo-Aranda, A. Comerón, F. Rocadenbosch, F. Wagner, M. Pujadas, and L. Alados-Arboledas
Atmos. Chem. Phys. Discuss., 11, 29681-29721, 2011
Abstract   Discussion Paper (PDF, 1539 KB)   Interactive Discussion (Closed, 7 Comments)   Special Issue   Final Revised Paper (ACP)


  03 Nov 2011
Unravelling airborne polycyclic aromatic hydrocarbons (PAHs) in southern China using tree-rings of 100-yr old Pinus Kwangtungensis
Y. W. Kuang, Z. H. Huang, D. Z. Wen, J. Li, and L. B. Huang
Atmos. Chem. Phys. Discuss., 11, 27359-27382, 2011
Abstract   Discussion Paper (PDF, 880 KB)   Interactive Discussion (Closed, 7 Comments)   Publication in ACP not foreseen


  06 Oct 2011
Earth's energy imbalance and implications
J. Hansen, M. Sato, P. Kharecha, and K. von Schuckmann
Atmos. Chem. Phys. Discuss., 11, 27031-27105, 2011
Abstract   Discussion Paper (PDF, 1889 KB)   Interactive Discussion (Closed, 7 Comments)   Final Revised Paper (ACP)


  29 Sep 2011
The isotopic composition of precipitation from a winter storm – a case study with the limited-area model COSMOiso
S. Pfahl, H. Wernli, and K. Yoshimura
Atmos. Chem. Phys. Discuss., 11, 26521-26570, 2011
Abstract   Discussion Paper (PDF, 9052 KB)   Interactive Discussion (Closed, 7 Comments)   Final Revised Paper (ACP)


  22 Sep 2011
Optical-microphysical properties of Saharan dust aerosols and composition relationship using a multi-wavelength Raman lidar, in situ sensors and modelling: a case study analysis
A. Papayannis, R. E. Mamouri, V. Amiridis, E. Remoundaki, G. Tsaknakis, P. Kokkalis, I. Veselovskii, A. Kolgotin, A. Nenes, and C. Fountoukis
Atmos. Chem. Phys. Discuss., 11, 25473-25516, 2011
Abstract   Discussion Paper (PDF, 1157 KB)   Interactive Discussion (Closed, 7 Comments)   Final Revised Paper (ACP)


  12 Sep 2011
Sulfur isotope fractionation during oxidation of sulfur dioxide: gas-phase oxidation by OH radicals and aqueous oxidation by H2O2, O3 and iron catalysis
E. Harris, B. Sinha, P. Hoppe, J. N. Crowley, S. Ono, and S. Foley
Atmos. Chem. Phys. Discuss., 11, 23959-24002, 2011
Abstract   Discussion Paper (PDF, 3527 KB)   Interactive Discussion (Closed, 7 Comments)   Final Revised Paper (ACP)


  25 Aug 2011
The Arctic vortex in March 2011: a dynamical perspective
M. M. Hurwitz, P. A. Newman, and C. I. Garfinkel
Atmos. Chem. Phys. Discuss., 11, 22113-22127, 2011
Abstract   Discussion Paper (PDF, 2170 KB)   Interactive Discussion (Closed, 7 Comments)   Final Revised Paper (ACP)


  05 Aug 2011
Impact of continental outflow on chemistry of atmospheric aerosols over tropical Bay of Bengal
B. Srinivas, A. Kumar, M. M. Sarin, and A. K. Sudheer
Atmos. Chem. Phys. Discuss., 11, 20667-20711, 2011
Abstract   Discussion Paper (PDF, 2149 KB)   Interactive Discussion (Closed, 7 Comments)   Publication in ACP not foreseen


  20 Jul 2011
TransCom continuous experiment: comparison of 222Rn transport at hourly time scales at three stations in Germany
S. Taguchi, R. M. Law, C. Rödenbeck, P. K. Patra, S. Maksyutov, W. Zahorowski, H. Sartorius, and I. Levin
Atmos. Chem. Phys. Discuss., 11, 19253-19290, 2011
Abstract   Discussion Paper (PDF, 1285 KB)   Interactive Discussion (Closed, 7 Comments)   Final Revised Paper (ACP)


  06 Jul 2011
Singular vector decomposition for sensitivity analyses of tropospheric chemical scenarios
N. Goris and H. Elbern
Atmos. Chem. Phys. Discuss., 11, 16745-16799, 2011
Abstract   Discussion Paper (PDF, 12337 KB)   Interactive Discussion (Final Response, 7 Comments)   Manuscript under review for ACP


  16 Jun 2011
Unexpected high yields of carbonyl and peroxide products of aqueous isoprene ozonolysis and implications
H. L. Wang, D. Huang, X. Zhang, Y. Zhao, and Z. M. Chen
Atmos. Chem. Phys. Discuss., 12, 6419-6445, 2012
Abstract   Discussion Paper (PDF, 611 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  01 Mar 2012
Modes in the size distributions and neutralization extent of fog-processed ammonium salt aerosols observed at Canadian rural locations
X. H. Yao and L. Zhang
Atmos. Chem. Phys. Discuss., 12, 5519-5550, 2012
Abstract   Discussion Paper (PDF, 1403 KB)   Supplement (77 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  21 Feb 2012
Aerosol hygroscopicity at Ispra EMEP-GAW station
M. Adam, J. P. Putaud, S. Martins dos Santos, A. Dell'Acqua, and C. Gruening
Atmos. Chem. Phys. Discuss., 12, 5293-5340, 2012
Abstract   Discussion Paper (PDF, 1409 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  17 Feb 2012
Organic molecular markers and signature from wood combustion particles in winter ambient aerosols: aerosol mass spectrometer (AMS) and high time-resolved GC-MS measurements in Augsburg, Germany
M. Elsasser, M. Crippa, J. Orasche, P. F. DeCarlo, M. Oster, M. Pitz, T. L. Gustafson, J. B. C. Pettersson, J. Schnelle-Kreis, A. S. H. Prévôt, and R. Zimmermann
Atmos. Chem. Phys. Discuss., 12, 4831-4866, 2012
Abstract   Discussion Paper (PDF, 1808 KB)   Supplement (2439 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  10 Feb 2012
Observations of total peroxy nitrates and total alkyl nitrates during the OP3 campaign: isoprene nitrate chemistry above a south-east Asian tropical rain forest
E. Aruffo, P. Di Carlo, C. Dari-Salisburgo, F. Biancofiore, F. Giammaria, J. Lee, S. Moller, M. J. Evans, J. R. Hopkins, C. Jones, A. R. MacKenzie, and C. N. Hewitt
Atmos. Chem. Phys. Discuss., 12, 4797-4829, 2012
Abstract   Discussion Paper (PDF, 954 KB)   Interactive Discussion (Final Response, 6 Comments)   Special Issue   Manuscript under review for ACP


  10 Feb 2012
Anthropogenic and forest fire pollution aerosol transported to the Arctic: observations from the POLARCAT-France spring campaign
B. Quennehen, A. Schwarzenboeck, A. Matsuki, J. F. Burkhart, A. Stohl, G. Ancellet, and K. S. Law
Atmos. Chem. Phys. Discuss., 12, 4541-4588, 2012
Abstract   Discussion Paper (PDF, 6498 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  08 Feb 2012
AERONET and ESR sun direct products comparison performed on Cimel CE318 and Prede POM01 solar radiometers
V. Estellés, M. Campanelli, T. J. Smyth, M. P. Utrillas, and J. A. Martínez-Lozano
Atmos. Chem. Phys. Discuss., 12, 4341-4371, 2012
Abstract   Discussion Paper (PDF, 1478 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  07 Feb 2012
An observation-based approach to identify local natural dust events from routine aerosol ground monitoring
D. Q. Tong, M. Dan, T. Wang, and P. Lee
Atmos. Chem. Phys. Discuss., 12, 4279-4310, 2012
Abstract   Discussion Paper (PDF, 849 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  07 Feb 2012
Climatological perspectives of air transport from atmospheric boundary layer to tropopause layer over Asian monsoon regions during boreal summer inferred from Lagrangian approach
B. Chen, X. D. Xu, S. Yang, and T. L. Zhao
Atmos. Chem. Phys. Discuss., 12, 4185-4219, 2012
Abstract   Discussion Paper (PDF, 2507 KB)   Interactive Discussion (Final Response, 6 Comments)   Special Issue   Manuscript under review for ACP


  06 Feb 2012
Atmospheric histories and growth trends of C4F10, C5F12, C6F14, C7F16 and C8F18
D. J. Ivy, T. Arnold, C. M. Harth, L. P. Steele, J. Mühle, M. Rigby, P. K. Salameh, M. Leist, P. B. Krummel, P. J. Fraser, R. F. Weiss, and R. G. Prinn
Atmos. Chem. Phys. Discuss., 12, 4165-4184, 2012
Abstract   Discussion Paper (PDF, 625 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  03 Feb 2012
Development of a climate record of tropospheric and stratospheric ozone from satellite remote sensing: evidence of an early recovery of global stratospheric ozone
J. R. Ziemke and S. Chandra
Atmos. Chem. Phys. Discuss., 12, 3169-3211, 2012
Abstract   Discussion Paper (PDF, 1926 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  30 Jan 2012
Quantification of chemical and physical processes influencing ozone during long-range transport using a trajectory ensemble
M. Cain, J. Methven, and E. J. Highwood
Atmos. Chem. Phys. Discuss., 12, 3019-3074, 2012
Abstract   Discussion Paper (PDF, 6186 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  27 Jan 2012
Estimation of speciated and total mercury dry deposition at monitoring locations in Eastern and Central North America
L. Zhang, P. Blanchard, D. A. Gay, E. M. Prestbo, M. R. Risch, D. Johnson, J. Narayan, R. Zsolway, T. M. Holsen, E. K. Miller, M. S. Castro, J. A. Graydon, V. L. St. Louis, and J. Dalziel
Atmos. Chem. Phys. Discuss., 12, 2783-2815, 2012
Abstract   Discussion Paper (PDF, 774 KB)   Supplement (72 KB)   Interactive Discussion (Closed, 6 Comments)   Special Issue   Final Revised Paper (ACP)


  27 Jan 2012
Mixing of Asian mineral dust with anthropogenic pollutants and its impact on regional atmospheric environmental and oceanic biogeochemical cycles over East Asia: a model case study of a super-duststorm in March 2010
J. Li, Z. Wang, G. Zhuang, G. Luo, Y. Sun, and Q. Wang
Atmos. Chem. Phys. Discuss., 12, 2743-2782, 2012
Abstract   Discussion Paper (PDF, 5171 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  27 Jan 2012
Laboratory measurements and model sensitivity studies of dust deposition ice nucleation
G. Kulkarni, J. Fan, J. M. Comstock, X. Liu, and M. Ovchinnikov
Atmos. Chem. Phys. Discuss., 12, 2483-2516, 2012
Abstract   Discussion Paper (PDF, 2191 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  25 Jan 2012
Modeling the gas-particle partitioning of secondary organic aerosol: the importance of liquid-liquid phase separation
A. Zuend and J. H. Seinfeld
Atmos. Chem. Phys. Discuss., 12, 2199-2258, 2012
Abstract   Discussion Paper (PDF, 2664 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  24 Jan 2012
Characterisation of sub-micron particle number concentrations and formation events in the western Bushveld Igeneous Complex, South Africa
A. Hirsikko, V. Vakkari, P. Tiitta, H. E. Manninen, S. Gagné, H. Laakso, M. Kulmala, A. Mirme, S. Mirme, D. Mabaso, J. P. Beukes, and L. Laakso
Atmos. Chem. Phys. Discuss., 12, 1895-1934, 2012
Abstract   Discussion Paper (PDF, 1136 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  20 Jan 2012
Validation of MODIS cloud microphysical properties with in situ measurements over the Southeast Pacific
Q. Min, E. Joseph, Y. Lin, L. Min, B. Yin, P. H. Daum, L. I. Kleinman, J. Wang, and Y.-N. Lee
Atmos. Chem. Phys. Discuss., 12, 1419-1449, 2012
Abstract   Discussion Paper (PDF, 1184 KB)   Interactive Discussion (Final Response, 6 Comments)   Special Issue   Manuscript under review for ACP


  16 Jan 2012
Impacts of the January 2005 solar particle event on noctilucent clouds and water at the polar summer mesopause
H. Winkler, C. von Savigny, J. P. Burrows, J. M. Wissing, M. J. Schwartz, A. Lambert, and M. García-Comas
Atmos. Chem. Phys. Discuss., 12, 1151-1190, 2012
Abstract   Discussion Paper (PDF, 1230 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  12 Jan 2012
Sulfuric acid nucleation: power dependencies, variation with relative humidity, and effect of bases
J. H. Zollner, W. A. Glasoe, B. Panta, K. K. Carlson, P. H. McMurry, and D. R. Hanson
Atmos. Chem. Phys. Discuss., 12, 1117-1150, 2012
Abstract   Discussion Paper (PDF, 3488 KB)   Supplement (2946 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  12 Jan 2012
Unusually low ozone, HCl, and HNO3 column measurements at Eureka, Canada during winter/spring 2011
R. Lindenmaier, K. Strong, R. L. Batchelor, M. P. Chipperfield, W. H. Daffer, J. R. Drummond, T. J. Duck, H. Fast, W. Feng, P. F. Fogal, F. Kolonjari, G. L. Manney, A. Manson, C. Meek, R. L. Mittermeier, G. J. Nott, C. Perro, and K. A. Walker
Atmos. Chem. Phys. Discuss., 12, 1053-1092, 2012
Abstract   Discussion Paper (PDF, 2004 KB)   Supplement (7399 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)   Final Revised Paper (ACP)


  11 Jan 2012
CO at 40–80 km above Kiruna observed by the ground-based microwave radiometer KIMRA and simulated by the whole atmosphere community climate model
C. G. Hoffmann, D. E. Kinnison, R. R. Garcia, M. Palm, J. Notholt, U. Raffalski, and G. Hochschild
Atmos. Chem. Phys. Discuss., 12, 559-587, 2012
Abstract   Discussion Paper (PDF, 598 KB)   Supplement (47 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  06 Jan 2012
AMS and LC/MS analyses of SOA from the photooxidation of benzene and 1,3,5-trimethylbenzene in the presence of NOx: effects of chemical structure on SOA aging
K. Sato, A. Takami, Y. Kato, T. Seta, Y. Fujitani, T. Hikida, A. Shimono, and T. Imamura
Atmos. Chem. Phys. Discuss., 12, 283-318, 2012
Abstract   Discussion Paper (PDF, 9818 KB)   Supplement (5083 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  03 Jan 2012
Development and uncertainty analysis of a high-resolution NH3 emissions inventory and its implications with precipitation over the Pearl River Delta region, China
J. Y. Zheng, S. S. Yin, D. W. Kang, W. W. Che, and L. J. Zhong
Atmos. Chem. Phys. Discuss., 11, 33733-33783, 2011
Abstract   Discussion Paper (PDF, 1986 KB)   Interactive Discussion (Final Response, 6 Comments)   Special Issue   Manuscript under review for ACP


  22 Dec 2011
Kinetic multi-layer model of gas-particle interactions in aerosols and clouds (KM-GAP): linking condensation, evaporation and chemical reactions of organics, oxidants and water
M. Shiraiwa, C. Pfrang, T. Koop, and U. Pöschl
Atmos. Chem. Phys. Discuss., 11, 33689-33732, 2011
Abstract   Discussion Paper (PDF, 1468 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  21 Dec 2011
The impact of circulation patterns on regional transport pathways and air quality over Beijing and its surroundings
J. P. Zhang, T. Zhu, Q. H. Zhang, C. C. Li, H. L. Shu, Y. Ying, Z. P. Dai, X. Y. Liu, A. M. Liang, and H. X. Shen
Atmos. Chem. Phys. Discuss., 11, 33465-33509, 2011
Abstract   Discussion Paper (PDF, 9780 KB)   Supplement (1367 KB)   Interactive Discussion (Closed, 6 Comments)   Special Issue   Manuscript under review for ACP


  19 Dec 2011
Stratosphere-troposphere ozone exchange from high resolution MLS ozone analyses
J. Barré, V.-H. Peuch, J.-L. Attié, L. El Amraoui, W. A. Lahoz, B. Josse, M. Claeyman, and P. Nédélec
Atmos. Chem. Phys. Discuss., 11, 33419-33463, 2011
Abstract   Discussion Paper (PDF, 2849 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  19 Dec 2011
Does precipitation susceptibility vary with increasing cloud thickness in marine stratocumulus?
C. R. Terai, R. Wood, D. C. Leon, and P. Zuidema
Atmos. Chem. Phys. Discuss., 11, 33379-33417, 2011
Abstract   Discussion Paper (PDF, 1404 KB)   Interactive Discussion (Closed, 6 Comments)   Special Issue   Final Revised Paper (ACP)


  19 Dec 2011
Comment on "Tropospheric temperature response to stratospheric ozone recovery in the 21st century" by Hu et al. (2011)
C. McLandress, J. Perlwitz, and T. G. Shepherd
Atmos. Chem. Phys. Discuss., 11, 32993-33012, 2011
Abstract   Discussion Paper (PDF, 589 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  14 Dec 2011
Transport of mesospheric H2O during and after the stratospheric sudden warming of January 2010: observation and simulation
C. Straub, B. Tschanz, K. Hocke, N. Kämpfer, and A. K. Smith
Atmos. Chem. Phys. Discuss., 11, 32811-32846, 2011
Abstract   Discussion Paper (PDF, 31245 KB)   Interactive Discussion (Final Response, 6 Comments)   Special Issue   Manuscript under review for ACP


  12 Dec 2011
Interpretation of FRESCO cloud retrievals in case of absorbing aerosol events
P. Wang, O. N. E. Tuinder, L. G. Tilstra, and P. Stammes
Atmos. Chem. Phys. Discuss., 11, 32685-32721, 2011
Abstract   Discussion Paper (PDF, 14568 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  12 Dec 2011
Interaction of chemical and transport processes during the formation of the Arctic stratospheric polar vortex
D. Blessmann, I. Wohltmann, R. Lehmann, and M. Rex
Atmos. Chem. Phys. Discuss., 11, 32283-32300, 2011
Abstract   Discussion Paper (PDF, 883 KB)   Interactive Discussion (Closed, 6 Comments)   Manuscript under review for ACP


  08 Dec 2011
Atmospheric sulphuric acid and neutral cluster measurements using CI-APi-TOF
T. Jokinen, M. Sipilä, H. Junninen, M. Ehn, G. Lönn, J. Hakala, T. Petäjä, R. L. Mauldin III, M. Kulmala, and D. R. Worsnop
Atmos. Chem. Phys. Discuss., 11, 31983-32002, 2011
Abstract   Discussion Paper (PDF, 626 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  06 Dec 2011
Saharan dust event impacts on cloud formation and radiation over Western Europe
M. Bangert, A. Nenes, B. Vogel, H. Vogel, D. Barahona, V. A. Karydis, P. Kumar, C. Kottmeier, and U. Blahak
Atmos. Chem. Phys. Discuss., 11, 31937-31982, 2011
Abstract   Discussion Paper (PDF, 6986 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  05 Dec 2011
Direct N2O5 reactivity measurements at a polluted coastal site
T. P. Riedel, T. H. Bertram, O. S. Ryder, S. Liu, D. A. Day, L. M. Russell, C. J. Gaston, K. A. Prather, and J. A. Thornton
Atmos. Chem. Phys. Discuss., 11, 31911-31935, 2011
Abstract   Discussion Paper (PDF, 1427 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  05 Dec 2011
Effect of chemical degradation on fluxes of reactive compounds
J. Rinne, T. Markkanen, T. M. Ruuskanen, T. Petäjä, P. Keronen, M. J. Tang, J. N. Crowley, Ü. Rannik, and T. Vesala
Atmos. Chem. Phys. Discuss., 11, 31819-31849, 2011
Abstract   Discussion Paper (PDF, 610 KB)   Supplement (66 KB)   Interactive Discussion (Closed, 6 Comments)   Special Issue   Manuscript under review for ACP


  02 Dec 2011
Variability of aerosol, gaseous pollutants and meteorological characteristics associated with continental, urban and marine air masses at the SW Atlantic coast of Iberia
J.-M. Diesch, F. Drewnick, S. R. Zorn, S.-L. von der Weiden-Reinmüller, M. Martinez, and S. Borrmann
Atmos. Chem. Phys. Discuss., 11, 31585-31642, 2011
Abstract   Discussion Paper (PDF, 4811 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  02 Dec 2011
Arctic clouds and surface radiation – a critical comparison of satellite retrievals and the ERA-interim reanalysis
M. Zygmuntowska, T. Mauritsen, J. Quaas, and L. Kaleschke
Atmos. Chem. Phys. Discuss., 11, 31495-31522, 2011
Abstract   Discussion Paper (PDF, 1229 KB)   Interactive Discussion (Final Response, 6 Comments)   Manuscript under review for ACP


  01 Dec 2011
Source-receptor relationships for speciated atmospheric mercury at the remote experimental lakes area, Northwestern Ontario, Canada
I. Cheng, L. Zhang, P. Blanchard, J. A. Graydon, and V. L. St. Louis
Atmos. Chem. Phys. Discuss., 11, 31433-31474, 2011
Abstract   Discussion Paper (PDF, 4460 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  01 Dec 2011
Dust aerosol impact on North Africa climate: a GCM investigation of aerosol-cloud-radiation interactions using A-Train satellite data
Y. Gu, K. N. Liou, J. H. Jiang, H. Su, and X. Liu
Atmos. Chem. Phys. Discuss., 11, 31401-31432, 2011
Abstract   Discussion Paper (PDF, 2588 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  01 Dec 2011
Characterization of near-highway submicron aerosols in New York City with a high-resolution time-of-flight aerosol mass spectrometer
Y. L. Sun, Q. Zhang, J. J. Schwab, W.-N. Chen, M.-S. Bae, H.-M. Hung, Y.-C. Lin, N. L. Ng, J. Jayne, P. Massoli, L. R. Williams, and K. L. Demerjian
Atmos. Chem. Phys. Discuss., 11, 30719-30755, 2011
Abstract   Discussion Paper (PDF, 1590 KB)   Supplement (184 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  16 Nov 2011
Temporal trend and sources of speciated atmospheric mercury at Waliguan GAW station, northwestern China
X. W. Fu, X. Feng, P. Liang, Deli-Geer, H. Zhang, J. Ji, and P. Liu
Atmos. Chem. Phys. Discuss., 11, 30053-30089, 2011
Abstract   Discussion Paper (PDF, 2694 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  08 Nov 2011
Transport and mixing patterns over Central California during the Carbonaceous Aerosol and Radiative Effects Study (CARES)
J. D. Fast, W. I. Gustafson Jr., L. K. Berg, W. J. Shaw, M. Pekour, M. Shrivastava, J. C. Barnard, R. A. Ferrare, C. A. Hostetler, J. A. Hair, M. Erickson, B. T. Jobson, B. Flowers, M. K. Dubey, S. Springston, R. B. Pierce, L. Dolislager, J. Pederson, and R. A. Zaveri
Atmos. Chem. Phys. Discuss., 11, 29949-30008, 2011
Abstract   Discussion Paper (PDF, 8404 KB)   Interactive Discussion (Closed, 6 Comments)   Special Issue   Final Revised Paper (ACP)


  08 Nov 2011
Technical Note: A trace gas climatology derived from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer dataset
A. Jones, K. A. Walker, J. J. Jin, J. R. Taylor, C. D. Boone, P. F. Bernath, S. Brohede, G. L. Manney, S. McLeod, R. Hughes, and W. H. Daffer
Atmos. Chem. Phys. Discuss., 11, 29845-29882, 2011
Abstract   Discussion Paper (PDF, 1732 KB)   Interactive Discussion (Closed, 6 Comments)   Manuscript under review for ACP


  07 Nov 2011
An extended Kalman-filter for regional scale inverse emission estimation
D. Brunner, S. Henne, C. A. Keller, S. Reimann, M. K. Vollmer, S. O'Doherty, and M. Maione
Atmos. Chem. Phys. Discuss., 11, 29195-29249, 2011
Abstract   Discussion Paper (PDF, 4306 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  28 Oct 2011
Liquid-liquid phase separation and morphology of internally mixed dicarboxylic acids/ammonium sulfate/water particles
M. Song, C. Marcolli, U. K. Krieger, A. Zuend, and T. Peter
Atmos. Chem. Phys. Discuss., 11, 29141-29194, 2011
Abstract   Discussion Paper (PDF, 4852 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  28 Oct 2011
Signature of the 27-day solar rotation cycle in mesospheric OH and H2O observed by the Aura Microwave Limb Sounder
A. V. Shapiro, E. Rozanov, A. I. Shapiro, S. Wang, T. Egorova, W. Schmutz, and Th. Peter
Atmos. Chem. Phys. Discuss., 11, 28477-28498, 2011
Abstract   Discussion Paper (PDF, 1146 KB)   Interactive Discussion (Closed, 6 Comments)   Final Revised Paper (ACP)


  21 Oct 2011