Publications
 

Papers Published in International Refereed Journals 

    J1.     Ali, Sk. A. and Almuallem, H. A., “1,3-Dipolar Cycloaddition Reactions of A Heterocyclic Nitrone”, Tetrahedron. Vol. 48(25) (1992), pp. 5273-5282. Full Text

    J2.     Wazeer; M. I. M., Al-Muallem, H. A. and Ali, Sk. A., “Conformational Analysis of Substituted Perhydro 1,2-oxazolo[3,2-c][1,4]oxazines by N.M.R. Spectroscopy”, Journal of Physical Organic Chemistry. Vol. 6 (1993), pp. 326-332. Full Text

    J3.    Ali, Sk. A. and Al-Muallem, H. A., “Nitrone Cycloaddition: Peracid Oxidation of Perhydro 1,2-oxazolo[3,2-c][1,4]oxazines”, Tetrahedron. Vol. 49(33) (1993), pp. 7373-7384. Full Text

    J4.     Wazeer; M. I. M., Al Muallem, H. A., Sikkander, F. S., and Ali, Sk. A., “An NMR Study of Nitrogen Inversion in Some Hydroxylamines”, Canadian Journal of Applied Spectroscopy. Vol. 40(1) (1995), pp.  27-30. Full Text

    J5.     Knauss, D. M., Al-Muallem, H. A., Huang, T. and Wu, D. T.,  “Polystyrenes with Dendritic Branching by Convergent Living Anionic Polymerization”, Macromolecules. Vol.  33(10) (2000), pp. 3557-3568. Full Text

    J6.    Knauss, D. M. and Al-Muallem, H. A., “Polystyrene with Dendritic Branching by Convergent Living Anionic Polymerization. II. Approach Using Vinylbenzyl Chloride” Journal of Polymer Science, Part A: Polymer Chemistry. 38(23) (2000), pp. 4289-4298. Full Text

    J7.     Al-Muallem, H. A. and Knauss, D. M., “Synthesis of Hybrid Dendritic-Linear Block Copolymers with Dendritic Initiators Prepared by Convergent Living Anionic Polymerization”, Journal of Polymer Science, Part A: Polymer Chemistry. Vol. 39(1) (2001), pp. 152-161. Full Text

    J8.     Al-Muallem, H. A. and Knauss, D. M., “Graft Copolymers from Star-Shaped and Hyperbranched Polystyrene Macromonomers”, Journal of Polymer Science, Part A: Polymer Chemistry. Vol. 39(20) (2001), pp. 3547-3555. Full Text

    J9.    Al-Muallem, H. A., Wazeer, M. I.M. and Ali, Sk. A., “Synthesis and solution properties of a new ionic polymer and its behavior in aqueous two-phase polymer systems”, Polymer. Vol. 43(4) (2002), pp. 1041-1050. Full Text

    J10.  Al-Muallem, H. A., Wazeer, M. I.M. and Ali, S. A., “Synthesis and solution properties of a new pH-responsive polymer containing amino acid residues”, Polymer. Vol. 43(15) (2002), pp. 4285-4295. Full Text

    J11.  Ali, Sk. A., Al-Muallem, H. A. and Wazeer, M. I.M., “Synthesis of a New Amino Acid/Sulfur Dioxide Copolymer and Its Use in Aqueous Two-Phase Polymer Systems” Journal of Polymer Science, Part A: Polymer Chemistry. Vol.  40(14) (2002); pp. 2464-2477. Full Text

    J12.   Ali, Sk. A., Mazumder, M. A. J. and Al-Muallem, Hasan A., “Synthesis and Solution Properties of a New pH-Responsive Polymer Containing Amino Propanesulfonic Acid Residues”, Journal of Polymer Science, Part A: Polymer Chemistry. Vol.  41(1) (2003), pp. 172-184. Full Text

    J13.  Dorgan, J. R.; Knauss, D. M.; Al-Muallem, H. A.; Huang, T. and Vlassopoulos, D., “Melt Rheology of Dendritically Branched Polystyrenes”, Macromolecules. Vol. 36(2) (2003), pp. 380-388. Full Text

    J14.  Ali, Sk. A., Al-Muallem, H. A. and Mazumder, M. A. J., “Synthesis and solution properties of a new sulfobetaine/sulfur dioxide copolymer and its use in aqueous two-phase polymer systems”, Polymer. Vol. 44(5) (2003), pp. 1671-1679. Full Text

    J15.   Umar, Y., Al-Muallem, H. A., Abu-Sharkh, B. F. and Ali, Sk. A., “Synthesis and solution properties of hydrophobically associating ionic polymers made from diallylammonium salts/sulfur dioxide cyclocopolymerization”, Polymer. Vol. 45(11) (2004), pp. 3651-3661. Full Text

    J16.  Ali, Sk. A. and Al-Muallem, H. A., “Participation of propargyl moiety in Butler’s cyclopolymerization process”, Polymer. Vol. 45(24) (2004), pp. 8097-8107. Full Text

    J17.   Ali, Sk. A., Umar, Y., Abu-Sharkh, B. F. and Al-Muallem, H. A., "Synthesis and Comparative Solution Properties of Single-, Twin-, and Triple-Tailed Associating Ionic Polymers Based on Diallylammonium Salts", Journal of Polymer Science, Part A: Polymer Chemistry. Vol. 44(9) (2006), pp. 5480-5494. Full Text

    J18.  Atiqullah, M., Akhtar, M. N., Moman, A. A., Abu-Raqabah, A. H., Palackalb, S. J., Al-Muallem, H. A. and Hamed, O. M., "Influence of silica calcination temperature on the performance of supported catalyst SiO2–nBuSnCl3/MAO/(nBuCp)2ZrCl2 polymerizing ethylene without separately feeding the MAO cocatalyst", Applied Catalysis A: General. Vol. 320 (2007), pp. 134–143. Full Text

    J19.  Atiqullah, M., Moman, A. A., Akhtar, M. N., Al-Muallem, H. A., Abu-Raqabah, A. H. and Ahmed, N., "Supported SiO2-nBuSnCl3/MAO/(nBuCp)2ZrCl2 catalyzing MAO cocatalyst-free ethylene polymerization: study of hydrogen responsiveness", Journal of Applied Polymer Science. Vol. 106(5) (2007), pp. 3149-3157. Full Text

    J20.  Ali, S. A., Al-Muallem, H. A., Saeed, M. T. and Rahman, S.U., "Hydrophobic-tailed bicycloisoxazolidines: A comparative study of the newly synthesized compounds on inhibition of mild steel corrosion in hydrochloric and sulfuric acid media", Corrosion Science. Vol. 50(3) (2008), pp. 664-675. Full Text

    J21.   Ali, S. A., Umar, Y., Al-Muallem, H. A. and Abu-Sharkh, B. F., Synthesis and viscosity of hydrophobically modified polymers containing dendritic segments”, Journal of Applied Polymer Science. Vol. 109(3), (2008), pp. 1781-1792. Full Text

    J22.  Ali, S. A., El-Shareef, A. M. and Al-Muallem, H. A., “Synthesis, viscosity behavior, and interactions with a surfactant of some amphiphilic copolymers of diallyldimethylammonium chloride and diallyldodecyl- or diallyloctadecyl-ammonium chloride”, Journal of Applied Polymer Science. Vol. 109(5) (2008), pp. 3256-3265. Full Text

    J23.  Ali, S. A., Al-Muallem, H. A., Rahman, S. U. and Saeed, M. T. “Bis-isoxazolidines: A new class of corrosion inhibitors of mild steel in acidic media”, Corrosion Science. Vol. 50(11) (2008), pp. 3070-3077. Full Text

    J24.  Ali, S. A., Al-Muallem, H. A. and Abu-Thabit, N. Y., “Synthesis and solution properties of amphiphilic cycloterpolymers of 1,1-diallyl-4-formylpiperizinium chloride, diallyloctadecylammonium chloride and sulfur dioxide”, European Polymer Journal. Vol. 45(1) (2009), pp. 131-140. Full Text

    J25.  Ali, S. A., Al-Muallem, H. A. and Abu-Thabit, N. Y., “Synthesis and solution properties of amphiphilic cyclopolymers and terpolymers of 4-methoxycarbonyl-1,1-diallylpiperidinium chloride, diallyloctadecylammonium chloride, and sulfur dioxide”, Journal of Applied Polymer Science. Vol. 118(5) (2010), pp.  2951-2958. Full Text

    J26.  Ali, S. A., Abu-Thabit, N. Y. and Al-Muallem, H. A., “Synthesis and solution properties of a pH-responsive cyclopolymer of zwitterionic ethyl 3-(N,N-diallylammonio)propanephosphonate”, Journal of Polymer Science, Part A: Polymer Chemistry. Vol. 48(24) (2010), pp. 5693-5703. Full Text

    J27.  Al-Muallem, H. A., “Synthesis and comparative solution properties of a cationic polyelectrolyte and its corresponding polyzwitterion from 1,1-diallyl-4-methoxycarbonylpiperidinium chloride”, Journal of Applied Polymer Science. Vol.  119(3) (2011), pp. 1477-1485. Full Text

    J28. Abu-Thabit, N. Y., Kazi, I. W., Al-Muallem, H. A. and Ali, S. A., “Phosphonobetaine/sulfur dioxide copolymer by Butler's cyclopolymerization process”, European Polymer Journal. Vol. 47(5) (2011), pp. 1113-1123. Full Text

    J29.  Abu-Thabit, N. Y., Al-Muallem, H. A. and Ali, S. A., “The pH-responsive cycloterpolymers of diallyldimethylammonium chloride, 3-(N,N-diallylammonio)propanesulfonate, and sulfur dioxide”, Journal of Applied Polymer Science. Vol. 120(6) (2011), pp. 3662-3672. Full Text

    J30.  Al-Muallem, H. A., Polyzwitterion-to-Polyampholyte Transition Using pH-Responsive Cycloterpolymers of Diallyldimethylammonium Chloride, (N,N-Diallylammonio)methanecarboxylate and Sulfur Dioxide”, Journal of Applied Polymer Science. Vol. 125(3) (2012), pp. 1959-1969. Full Text 

    J31.  Atiqullah, M., Hossain, M.M., Rahman, S. M., Alam, K., Al-Muallem, H. A., Alharbi, A. F., Hussain, I., Hossaen, A. “Apparent kinetics of nonisothermal high temperature oxidative degradation of ethylene homopolymers: effects of residual catalyst surface chemistry and structure”, Journal of Polymer Research, Vol. 20(2), (2013), pp. 1-15. Full Text 

    J32.  Ali, Shaikh A.; Al-Muallem, Hasan A.; Mazumder, Mohammad A. J., “Coexistence Curves of Aqueous Two-Phase Systems of Some pH-Responsive Homo- and Copolymers of 3-(Diallylammonio)propane-1-sulfonate and Urethanized Poly(ethenol) or Poly(oxyethylene)”, Journal of Chemical & Engineering Data. Vol. 58(9), (2013),  pp. 2574-2585. Full Text 

    J33.  Ali, Shaikh A.; Haladu, Shamsuddeen A.; Al-Muallem, Hasan A., “Bis[3-(diethoxyphosphoryl)propyl]diallylammonium chloride: Synthesis and use of its cyclopolymer as an antiscalant”, Journal of Applied Polymer Science, Vol. 131(16), (2014), pp. 40615/1-40615/11. Full Text 

    J34.  Amer El-Batta, Hasan A. Al-Muallem, M. Nasiruzzaman Shaikh, Nabil Maalej, “Polymer Nanoparticles Containing 2,4,6-triiodophenol: A Potential Contrast Medium for Medical Imaging”, Acta Chimica Slovenica, Vol. 61, (2014),  pp. 414–419. Full Text   

    J35.  Mohammad A.J. Mazumder, Hasan A. Al-Muallem, Mohamed Faiz, Shaikh A. Ali, “Design and synthesis of a novel class of inhibitors for mild steel corrosion in acidic and carbon dioxide-saturated saline media”, Corrosion Science, Vol. 87, (2014), pp. 187–198.  Full Text   

    J36.   Ghani, U.; Ullah, N.; Ali, S. A.; Al-Muallem, H. A. “Dual D2 and 5-HT1A receptors binding affinities of 1-Aryl-4-(diarylmethylene)piperazines and piperidines”, Asian Journal of Chemistry, Vol. 26(24), (2014), pp. 8358-8362. Full Text   

    J37.   Mohammad A. J. Mazumder, Hasan A. Al-Muallem, Shaikh A. Ali, "The effects of N-pendants and electron-rich amidine motifs in 2-(p-alkoxyphenyl)-2-imidazolines on mild steel corrosion in CO2-saturated 0.5 M NaCl.", Corrosion Science, Vol. 90, (2015), pp. 54–68.  Full Text 

    J38.  Shaikh A. Ali, Hasan A. Al-Muallem, Othman Charles S.O. Al-Hamouz, Mohamad K. Estaitie, “Synthesis of a novel zwitterionic bisphosphonate cyclopolymer containing residues of alendronic acid”, Reactive & Functional Polymers, Vol. 86, (2015),  pp. 80–86. Full Text   

    J39.  Hasan A. Al-Muallem, Mohammad A. J. Mazumder, Mohamad K. Estaitie, Shaikh A. Ali, “A Novel Cyclopolymer Containing Residues of Essential Amino Acid Methionine: Synthesis and Application“, Iranian Polymer Journal, Vol. 24(7), (2015), PP. 541-547. Full Text 

    J40.  Zakariyah A. Jamiu, Hasan A. Al-Muallem, and Shaikh A. Ali, “Aspartic acid in a new role: Synthesis and application of a pH-responsive cyclopolymer containing residues of the amino acid”, Reactive and Functional Polymers, Vol. 93, (2015), pp. 120–129. Full Text

    J41.   Abdulelah Thabet, Chanbasha Basheer, Than Htun Maung, Hasan Ali Al-Muallem, and Abdul Nasar Kalanthoden, "Rice Husk Supported Catalysts for Degradation of Chlorobenzenes in Capillary Microreactor", Journal of Nanomaterials, (2015), Article ID 912036, 9 pages, 2015. doi:10.1155/2015/912036. Full Text

     J42.  Hakimu Nsubuga, Chanbasha Basheer, Hasan Ali Saleh Al-Muallem, Abdul Nasar Kalanthoden, “Isolation, characterization and evaluation of photochemical potential of rice husk-based furfural via continuous flow reactor”, Journal of Environmental Chemical Engineering, Vol. 4(1), (2016), pp. 857-863. Full Text

    J43.  Zakariyah A. Jamiu, Hasan A. Al-Muallem & Shaikh A. Ali, “A glutamic acid-based polymer keeping intact the integrity of all the three original functionalities of the amino acid”, Designed Monomers and Polymers, 2016, 19(2), 128-137. Full Text

    J44.  Shaikh A. Ali, Shamsuddeen A. Haladu, Mohammad A. J. Mazumder, Hasan A. Al Muallem, “Synthesis of a terpolymer and a tetrapolymer using monomers of diallylamine salts and SO2 and their application as antiscalants”, Iranian Polymer Journal, 2016, 25(9), 747-756. Full Text

    Presentations in Conferences and Meetings with Papers

    Published in Proceedings. 

    C1.  Al-Muallem, H. A. and Knauss, D. M., “Development of a Living Polymerization Approach Toward Dendritic Polymers”, Polymer Preprints Proceedings of the American Chemical Society, Division of Polymer Chemistry, Vol. 38(1), (1997), pp. 68-69. San Francisco, California, USA.

    C2.     Knauss, D. M. and Al-Muallem, H. A., “Functionalized Dendritic Polymers and Copolymers by Convergent Anionic Polymerization”, Proceedings of the American Chemical Society, Division of Polymeric Materials Science and Engineering, Vol. 77 (1997), pp.  493-494. Las Vegas, Nevada, USA.

    C3.   Al-Muallem, H. A. and Knauss, D. M., “Convergent Living Anionic Polymerization: New Results on A Novel Method of Dendritic Macromolecule Synthesis”, Polymer Preprints Proceedings of the American Chemical Society, Division of Polymer Chemistry, Vol. 39(2), (1998), pp.623-624. Boston, Massachusetts, USA.

    C4.    Knauss, D. M., Al-Muallem, H. A. and Huang, T., “Convergent Living Polymerization for the Synthesis of New Polymer Architectures:  Dendritic Polyisoprene, Grafted Dendritic Polystyrene, and Star-Shaped Dendritic Polystyrene”, Proceedings of the American Chemical Society, Division of Polymeric Materials Science and Engineering, Vol. 80 (1999), pp. 153-154. Anaheim, California, USA.

    C5.     Al-Muallem, H. A. and Knauss, D. M., “New Graft Copolymers Prepared From Dendritic Macromonomers” Polymer Preprints Proceedings of the American Chemical Society, Division of Polymer Chemistry, Vol. 40(2), (1999), pp. 81-82. New Orleans, Louisiana, USA.

    C6.    Al-Muallem, H. A. and Knauss, D. M., “Convergent Anionic Polymerization:  A Novel Approach toward Dendritic Polymers”, Proceedings of the First Saudi Science Conference, Vol. 1 (2001), pp. 357-377. KFUPM, Dhahran, Saudi Arabia.

    C7.     Ali; Sk. A., Wazeer, M. M. M. and Al-Muallem, H. A., “Synthesis of new polyampholytes and their potential use in protein purification”, Proceedings of the First Saudi Science Conference, Vol. 1 (2001), pp. 403-409. KFUPM, Dhahran, Saudi Arabia.

    C8.     Al-Muallem, H. A., Wazeer, M. I. M. and Ali, Sk. A., “Solution Properties of Some New Polybetains and Their Potential Use in Protein Purification”, Polymer Preprints Proceedings of the American Chemical Society, Division of Polymer Chemistry, Vol. 42(2), (2001), pp. 252-253. Chicago, Illinois, USA.

    C9.     Knauss, D. M., Al-Muallem, H. A., Huang, T. and Bender, J.T., "Branched Polymer Architectures by Living Anionic Polymerization", Paper No. POLY-372 presented at the 223rd American Chemical Society National Meeting, Orlando, Florida., USA, April 7-11, 2002.

    C10.  Atiqulla, M., Akhtar, M. N., Al-Saleh, M. A., Khan, J. H., Rahman, F., Moman, A., Abu-Raqabah, A. H., Palackal, S. J. and Al-Muallem, H. A., "Hydrogen Responsiveness and Surface Chemistry of Supported Metallocene Catalyst and Related Polyolefin Applications", Paper No. TEC 049 presented at the 4th Middle East Petrotech 2003, September 29th–October 1st, 2003, Manama, Bahrain.

    C11.   Ali, S. A., Umar, Y., Al-Muallem, H. A. and Abu Sharkh, B. F., "A Novel Hydrophobe in the Synthesis of Associating Ionic Polymers", The Second Saudi Science Conference, March 15-17, 2004, King Abdulaziz University, Jeddah, Saudi Arabia. Abstract CHEM-269, Part three: Chemistry and Geochemistry, p.34. 

    C12.   Saeed, M. T., Al-Muallem H. A. and Ali, S. A., "Synthesis and Corrosion Inhibition Study of Some Nitrone Cycloaddition Products", The Second Saudi Science Conference, March 15-17, 2004, King Abdulaziz University, Jeddah, Saudi Arabia. Abstract CHEM-309, Part three: Chemistry and Geochemistry, p.20.  

    C13.   Umar, Y., Al-Muallem, H. A., Ali, Sk. A. and Abu-Shark B., "Synthesis and solution Behavior of Associating Polyelectrolytes Containing a Novel Hydrophobe", Paper No. 3452 presented at the 40th IUPAC World Congress (MACRO 2004), Paris, France, July 4-9, 2004.

    C14.  Al-Muallem, H. A., Wazeer, M. I. M. and Ali, Sk. A., "Synthesis of a New N,N-Diallylamino Acid-Sulfur Dioxide Copolymer", Paper No. POL-11P presented at the 6th International Conference & Exhibition on Chemistry in Industry, CHEMINDIX, September 27-29, 2004, Manama, Bahrain.

    C15.   Ali, S. A., Umar, Y., Al-Muallem, H. A. and Abu-Sharkh, B. F., "Effect of Hydrophobic Chain Length on the Associative Behavior of Ionic Polymers", Paper No.: POL-14 presented at the 6th International Conference & Exhibition on Chemistry in Industry, CHEMINDIX, September 27-29, 2004, Manama, Bahrain.

    C16.   Saeed, M. T., Al-Muallem, H. A. and Ali, Sk. A., "Synthesis and corrosion inhibition study of Isoxazolidines", presented at the International Conference on Chemistry and Industry, December 11-15, 2004, King Saud University, Riyadh, Saudi Arabia.

    C17.   Ali, Sk. A. and Al-Muallem, H. A., “Participation of propargyl moiety in Butler’s cyclopolymerization process”, Paper No. M04-83F presented at the World Polymer Congress – Macro 2006, 41st International Symposium on Macromolecules, Rio de Janeiro – Brazil, July 16-21, 2006.

    C18.   Ali, S. A., Umar, Y., Al-Muallem H. A. and Abu-Sharkh, B. F., "A new class of hydrophobes in the synthesis of amphiphilic associating ionic polymers", Paper No. POC-03 presented at the 7th International Conference and Exhibition of Chemistry in Industry, March 26-28, 2007, Manama, Bahrain.

    C19.  Knauss, D. M., Bender, J.T., Huang, T., and Al-Muallem, H., “In Situ Chain End Functionalization for the Preparation of Branched Polymers”, Abstracts No.  RM-161 presented at The 20th Rocky Mountain Regional Meeting of the American Chemical Society, Denver, CO, USA, August 29-September 1, 2007.

    C20. Al-Maullem, H. A., Ali, S. A. and Lajami, A., “Synthesis of Polyisoxazolidines: A Novel Class of Polymers for Inhibition of Mild Steel Corrosion”, Paper No. POST-367 presented at Taibah International Chemistry Conference (TICC-2009) Al-Madinah Al-Munawwarah- Saudi Arabia, 27-29/3/1430 H (March 23 -25, 2009).

    C21.  Ali, S. A., Al-Muallem, H. A. and Abu-Thabit, N. Y., “Synthesis and solution properties of amphiphilic cycloterpolymers of 1,1-diallyl-4-formylpiperazinium chloride, diallyloctadecylammonium chloride and sulfur dioxide”, Paper No. P53 presented at the Fourth Saudi Science Conference, Taibah University, Al-Madinah Al-Munawwarah, Saudi Arabia, 21-24 March 2010. 

    C22. Shaikh Asrof Ali and Hasan Al-Muallem, "pH-Responsive Polyaminobisphosphonates: Synthesis via Cyclopolymerization Protocol and  their Application", presented at the 9th International Conference and Exhibition of Chemistry in Industry, November 2-6, 2013, Manama, Bahrain.

    C23.  Ali, Shaikh A.; Haladu, Shamsuddeen A.; Al-Muallem, Hasan A., “Bis[3-(diethoxyphosphoryl)propyl]diallylammonium chloride: Synthesis and use of its cyclopolymer as an antiscalant”, The 248th ACS National Meeting & Exposition, San Francisco, CA, United States, August 10-14, 2014 (2014), POLY-424.

    C24.  Ahmed Abdi Hassan, Chanbasha Basheer, Hakimu Nsubuga, Hassan Ali Al-Muallem and Than Htun Maung: “Design and Application of glass flow capillary reactor for α-Oxyamination reactions”, “3rd International Conference and Exhibition on Laboratory Technology (LABTECH-2014), Manama, Bahrain, October 28-30, 2014.

    C25.  Hasan A. Al-Muallem, Ibrahim Y. Yaagoob, M. A. Jafar Mazumder and Shaikh A. Ali, “Synthesis of a new class of alternate ionic cyclocopolymers and their potential use as antiscalants”, The 251st ACS National Meeting & Exposition, San Diego, CA, USA, March 13-17, 2016, POLY-360.

    C26.  Sampson, Jessica; Akhtar, Muhammad; E. A., Jaseer; Theravalappil, Rajesh; Al-Muallem, Hasan; Radlauer, Madalyn; Agapie, Theodor, “Ethylene and α-olefin copolymerization by bimetallic zirconium catalysts”, The 251st ACS National Meeting & Exposition, San Diego, CA, United States, March 13-17, 2016, INOR-118.

     

Book Chapter
Hasan A. Al-Muallem, "Synthetic Polymers" in Handbook of Industrial Chemistry, Mohammad Farhat Ali, Bassam M. El Ali, and James G. Speight, (Editor), McGraw-Hill, New York, N.Y., pp. 551-619, 2005.

 

Patent
Shaikh Asrof ALI, Shamsuddeen Abdullahi HALADU, Hasan Ali AL-MUALLEM, "POLYMERIZATION OF BIS[3-(DIETHOXYPHOSPHORYL)PROPYL]DIALLYLAMMONIUM CHLORIDE", U.S. Pat. Appl. Publ. (2015), US 20150174572 A1 20150625.