ارائه شده در همایش‌ها

Conference Papers

1- A. Zeini-Isfahani and M. Hamadanian Khozani,

“Photo-oxidation of benzyl alcohol with TiO2 and TiO2 coated by Pt, Pd, Ni, Co, Cu, and Ag”

Proceeding of 9th Iranian chemistry and chemical engineering congress, Tehran, September, 6-8, 1994, 69.

 

2- A. Zeini-Isfahani and M. Hamadanian Khozani,

“Photo-oxidation of Cyanide Ion by using TiO2 and Pt/TiO2

Proceeding of 2nd Iranian Seminar of Physical Chemistry, Isfahan University, Isfahan, August, 29-31, 1995, 22.

 

3- M. Hamadanian Khozani, A.  H. Bamoniri, and S. Minaei,

“Quantum mechanical studies of enamines by using some semi-empirical methods”

Proceeding of 8th Iranian Seminar in Organic Chemistry, Kashan University, Kashan, May, 17-19, 2000, 204.

 

4- M. Hamadanian Khozani, A.  H. Bamoniri, and S. Minaei,

“Determination of percentage and structure stability of kinetic and thermodynamic products of some enamines by using quantumic data”

Proceeding of 9th Iranian Seminar in Organic Chemistry, Imam Hussein University, Tehran, October, 16-18, 2001, 359.

 

5- A. H. Bamoniri, M. Hamadanian Khozani, and S. Minaei,

“Determination of structure stability of some highly oxygenated acyclic monoterpenes by using semi-empirical method AM1, PM3”

Proceeding of 9th Iranian Seminar in Organic Chemistry, Imam Hussein University, Tehran, October, 16-18, 2001, 59.

 

6- M. Hamadanian, A.  H. Bamoniri, and S. Minaei,

“Study of structure stability and yield of some enamines by using semi-empirical methods: MNDO, AM1, PM3, and MINDO/3”

Proceeding of 5th Conference of Physical Chemistry, Persian Gulf university, Boshehr, January 31-February 2, 2002, 157.

 

7- M. Hamadanian and A. R. Ashrafi,

“The full non-rigid group theory for trimethylamine”

Proceeding of AAA63-Workshop on General Algebra and CYA17-Conference of Young Algebraists, February, 22-24, 2002, 3.

 

8- A. H. Bamoniri, M. Hamadanian Khozani, and S. Minaei,

“Structural study of geometric isomers on some new acyclic monoterpenes by using AM1, PM3 methods”

Proceeding of the third congress of chemistry of Islamic azad university of Tehran, Tehran, 2002, A-19.

 

9- A. R. Ashrafi and M. Hamadanian,

“The full non-rigid group theory for tetraamino platinum (II)”

Proceeding of the 17th Dubrovnik International course & Conference on the interfaces among Mathematics, Chemistry and Computer Sciences, Dubrovnic, Croatia, June, 24-29, 2002, 2.

 

10- M. Hamadanian and A. R. Ashrafi,

“The full non-rigid group theory for cis- & trance-diamino dicholoro platinum (II) and trimethylamine”

Proceeding of the 17th Dubrovnik International course & Conference on the interfaces among Mathematics, Chemistry and Computer Sciences, Dubrovnic, Croatia, June, 24-29, 2002, 30.

 

11- M. Hamadanian, Z Tavangar and H. Hedayati,

“Improved Description of One-Electron Orbital in AH3 Systems by FSGO Method”

Proceeding of the 6th Iranian Physical chemistry Seminar, Urmia University, Urmia, August, 27-29, 2002, 277.

 

12- M. Hamadanian and A. R. Ashrafi,

“The full non-rigid group theory for trimethylamine”

Proceeding of the 6th Iranian Physical chemistry Seminar, Urmia University, Urmia, August, 27-29, 2002, 280.

 

13- M. Hamadanian and A. R. Ashrafi,

“Group Theory for TetraamminePlatinum(II) with C2v and C4v Point Group in the Non-Rigid System”

The 39th IUPAC Congress and the 86th Conference of the Canadian Society for Chemistry, Canada, August, 2003, PH. 9. P037, 363.

 

14- G. R. Vakili Nezhaad and M. Hamadanian,

“Heat Capacities of Buckminister Fullerene”

The Second Conference of the Asian Consortium on Computational Materials Science (ACCMS2) Novosibirsk, Russia, July, 14-16, 2004, 164.

 

15- A. R. Ashrafi and M. Hamadanian,

“On Symmetry Properties of Some Chemical Graphs”

The Second Conference of the Asian Consortium on Computational Materials Science (ACCMS2) Novosibirsk, Russia, July, 14-16, 2004, 80.

 

16- M. Hamadanian, A. H. Bamoniri and K.Ostovar,

“Computational Study of Decomposition Pathways for OctaNitroCubane (ONC) by Using ab initio Method”

Proceeding of the 7th Iranian Physical chemistry Seminar, Isfahan University of Technology, Isfahan, March, 8-10, 2005, 219 (1-3).

 

17- M. Hamadanian, G.R Vakili-Nezhaad and M. Ghomashi,

“Calculation of Debye and Einstein Temperature for fullerene C60

Proceeding of the 7th Iranian Physical chemistry Seminar, Isfahan University of Technology, Isfahan, March, 8-10, 2005, 220 (1-3).

 

18- A. R. Ashrafi and M. Hamadanian,

“On Symmetry of TetraamminePlatinum(II) with C2v Point Group”

Proceeding of the 7th Iranian Physical chemistry Seminar, Isfahan University of Technology, Isfahan, March, 8-10, 2005, 221 (1-3).

 

19- مسعود همدانیان, جواد صفایی قمی و محمدحسین زارعی,

"مطالعه واکنشهای دیلز آلدر اکسازولیدینون با 1 و 3 بوتادین و برخی از مشتقات آن با استفاده از برخی روشهای مکانیک کوانتوم"

چکیده مقالات سومین همایش شیمی پیام نور, دانشگاه پیام نور اصفهان, اصفهان, 26-24  اردیبهشت 1384, 160-157.

 

20- M. Hamadanian and A. H. Pakiari,

“Description of Cumulated Double Bond Orbital in Molecules by FSGO Method”

Proceeding of the third of Payam-e-Noor Chemical Seminar, Isfahan Payam-e-Noor University, Isfahan, May, 14-15, 2005, 164-167.

 

21- M. Hamadanian, A.H. Bamoniri and N. Mohajeri,

“Theoretical Investigation of 1H and 13C NMR Chemical Shift for Secondary Nitrozoamines and Dinitrozoamines”

Proceeding of the 8th Iranian Physical chemistry Seminar, Ferdowsi University of Mashhad, Mashhad, November, 21- 24, 2005, 141-143.

 

22- A. Zolfaghari, H. Sayahi, M. Hamadanian and M. Ghassemzadeh,

Electrodeposition of Titanium Oxide on Platinium and Stainless Steel Electrodes

Proceeding of the 8th Iranian Physical chemistry Seminar, Ferdowsi University of Mashhad, Mashhad, November, 21- 24, 2005, 169-171.

 

23- M. Hamadanian, M. Behpour and V. Farzadfar,

Theoretical Interaction Studies of Three New Schiff Bases as Corrosion Inhibitor With Copper Surface

Proceeding of the 8th Iranian Physical chemistry Seminar, Ferdowsi University of Mashhad, Mashhad, November, 21- 24, 2005, 358-361.

 

24- M Hamadanian, M. Behpour and V. S. Farzadfar,

Spatial and Theoretical Interaction Studies of Some Novel Schiff Bases as Corrosion Inhibitors with Iron Surface”

Proceeding of the 12th Iranian Seminar of Organic Chemistry, Ahwaz Jundi Shapour University of Medical Science, Ahwaz, March, 7-9, 2006, 576.

 

25- M. Hamadanian and R. Habibpour,

Computational study of explosion parameters for cyclic nitramines and their fluorinated derivatives”

Proceeding of the 9th Iranian Physical chemistry Seminar, Guilan University, Rasht- Zibakenar, June, 13-15, 2006, 134-136.

 

26- A. Zolfaghari, H. Sayahi, M. Hamedanian, M. Behpour and M. Ghassemzadeh,

Study of Photocatalytic Activity and Photocorrosion Effect of Nano Layer of Titanium Oxide on Stainless Steel”

Proceeding of the 9th Iranian Physical chemistry Seminar, Guilan University, Rasht- Zibakenar, June, 13-15, 2006, 99-101.

 

27- Ali Reza Ashrafi and M. Hamadanian,

Symmetry Property of Bis Benzene Chromium(0) with D6d Point Group”

Proceeding of the 9th Iranian Physical chemistry Seminar, Guilan University, Rasht- Zibakenar, June, 13-15, 2006, 347-348.

 

28- M. Hamadanian, M. Behpour and G. R. Vatankhah,

“New Schiff Bases as Corrosion Inhibitor for Copper Objects to Assist Curators in Treatments of Related Artworks: Theoretical Studies”

The 21th Dubrovnik International course & Conference on the interfaces among Mathematics, Chemistry and Computer Sciences, Dubrovnik, Croatia, June, 19-24, 2006, 27.

 

29- M. Hamadanian, M. Ghorbani and A. R. Ashrafi,

“Conting the Number of Hetero Fullerenes Cn-kXk, for n = 180, 240, 260, 320, 540”

The 21th Dubrovnik International course & Conference on the interfaces among Mathematics, Chemistry and Computer Sciences, Dubrovnik, Croatia, June, 19-24, 2006, 28.

 

30- M. Hamadanian, M. Oftadeh and R. Habibpour,

“Investigation of explosive performance of mono-, bi- and tri-cyclic nitramines by ab-initio computational methods”

The 21th Dubrovnik International course & Conference on the interfaces among Mathematics, Chemistry and Computer Sciences, Dubrovnik, Croatia, June, 19-24, 2006, 29.

 

31- M. Salavati-Niasari, M. Hamadanian and E. Zamani,

“Thermodynamic Theoretical Calculation, Synthesis and Liquid Phase Oxidation of Cyclohexanol Using tert-Butylhydro proxide Over Host/Guest Nanocomposite Materials”

The 21th Dubrovnik International course & Conference on the interfaces among Mathematics, Chemistry and Computer Sciences, Dubrovnik, Croatia, June, 19-24, 2006, 69.

 

32- M. Hamadanian, M. Behpour and A. Razavian,

Preparing Ag-TiO2 Nano-Photocatalyst and immobilized on the Surface substrate by sol-gel method”

Frist sharjah international conference on Nanotechnology and its applications, Sharjah, United arab Emirates, April, 10-12, 2007, 106.

 

33- A. Kahani, M. Hamadanian and O. Vandadi,

Deposition of Magnetite Nanoparticles in Activated Carbons and preparation of Magnetic Activated Carbons”

Frist sharjah international conference on Nanotechnology and its applications, Sharjah, United arab Emirates, April, 10-12, 2007, 80.

 

34- G.R. vakili-nezhaad, M. Hamadanian and M. Ghomashi,

Calculation of the Heat Capacities of Solid Phase Buckminster Fullerene by Using Semi-empirical methods

Frist sharjah international conference on Nanotechnology and its applications, Sharjah, United arab Emirates, April, 10-12, 2007, 48.

 

35- M. Hamadanian and H. Sabzyan,

A Semiempirical Study of Perfluoroporphyrin Complexes with 3d Metal Ions”

Proceeding of the 10th Iranian Physical Chemistry Seminar, University of Isfahan, Isfahan, April, 23-27, 2007, 303-305.

 

36- F.S. Hashemi, M. Hamadanian, M. Hassannejad and F. Forooghian,

Determination of the best molar ratio in the Support of Ziegler-Natta Catalyst with Quantum Mechanic Methods”

Proceeding of the 10th Iranian Physical Chemistry Seminar, University of Isfahan, Isfahan, April, 23-27, 2007, 306-308.

 

37- M. Oftadeh and M. Hamadanian,

The Investigation of the Deflagration Pathway of CHNOF Explosives of Mono and Di Cyclic nitramine Compounds by Ab initio and semiemperical calculations”

41st IUPAC World Chemistry Congress, Turin, Italy, August, 5-11, 2007, 134.

 

38- M. Hamadanian and M. Oftadeh,

The Investigation of the Deflagration Pathway of CHNOF Explosives of tri-Cyclic nitramine Compounds by Ab initio and semiemperical calculations”

41st IUPAC World Chemistry Congress, Turin, Italy, August, 5-11, 2007, 140.

 

39- محسن بهپور، مسعود همدانیان و فایزه السادات رضوی

"ساخت نانو ذرات تثبیت شده بر روی سطح فلز تیتانیم و وارد نمودن نقره در شبکه نانو ذرات و بررسی اثر تجزیه فوتوشیمیایی متیل اورانژ به عنوان یک مدل"

دومین همایش دانشجویی نانوتکنولوزی، دانشگاه کاشان، کاشان، ایران، 16-14 شهریور ماه 1386، صفحه 106.

 

40- M. Hamadanian, Z. tavangar, A.R. Ashrafi and H. Sabzyan,

“Computing Distance Matrix and Wiener Index of a Capped Nanotube”

The Frist Conference and Workshop on Mathematical Chemistry, Tarbiat Modares University, Tehran, Iran, January, 29-31 2008, 142-145.

 

41- Z. Tavangar, M. Hamadanian, A.R. Ashrafi and H. Sabzyan,

“Symmetry of  a Capped Nanotube”

The Frist Conference and Workshop on Mathematical Chemistry, Tarbiat Modares University, Tehran, Iran, January, 29-31 2008, 335-337.

 

42- M. Hamadanian, M. Behpour and A. Razavian,

Photocatalytic Activity of the Metal Coated Titanium Oxide Nano Particles as Nano Layer on Glass Substrate

IXth Netherlands Catalysis and Chemistry Conference, Noordwijkerhout, University of Twente, Netherland, March, 3-5 2008, 204.

 

43- M. Hamadanian, A.Reisi-Vanani,

Preparation & Charactrization of Fe, S and Fe-s co-Doped TiO2 Nanoparticles and Evaluation of Photocatalytic Activity

Xth Netherlands Catalysis and Chemistry Conference, Noordwijkerhout, University of Twente, Netherland, March, 2-4 2009, 208.

 

44- محسن بهپور، مسعود همدانیان، سید مهدی قریشی و اسراالسادات رضویان،

"بررسی خاصیت فتوکاتالیستی لایه نازک دی اکسید تیتانیم تهیه شده به دو روش متفاوت سل ژل با استفاده از آب اکسیژنه و یا پلی اتیلن گلیکول"

اولین همایش سراسری نقش علوم پایه در فناوری نانو، دانشگاه امام حسین (ع)، تهران، ایران، 19-18 آذر ماه 1388، صفحه 284-281.

 

45- مسعود همدانیان، عادل رییسی- وانانی،

"بررسی اثر دمای کلسینه کردن در تهیه، تغییر فاز و رفتار نور کاتالیزگری نانوذرات S/TiO2"

اولین همایش سراسری نقش علوم پایه در فناوری نانو، دانشگاه امام حسین (ع)، تهران، ایران، 19-18 آذر ماه 1388، صفحه 577-575.

 

46- مسعود همدانیان، عادل رییسی- وانانی،

" تهیه و شناسایی نانوذرات TiO2 دوپ‌شده با کبالت وبهینه‌کردن مقدار کبالت برای تجزیه‌ی متیل اورانژ در حضور نور مریی و فرابنفش"

اولین همایش سراسری نقش علوم پایه در فناوری نانو، دانشگاه امام حسین (ع)، تهران، ایران، 19-18 آذر ماه 1388، صفحه 580-578.

 

47- عادل رییسی- وانانی و مسعود همدانیان،

" تهیه و شناسایی نانوذرات TiO2 خالص و بهینه کردن آن با دوپ کردن با کبالت ٬ گوگرد و آهن ­گوگرد و بررسی رفتار نور  کاتالیزگری آنها در تجزیه متیل اورانژ و متیلن بلو در حضور نور مریی و فرابنفش"

ششمین همایش دانشجویی فناوری نانو، انسیتو تحقیقات تغذیه‌ای و صنایع غذایی کشور، دانشگاه علوم پزشکی و خدمات بهداشتی درمانی شهید بهشتی، تهران، ایران، 27-25 آذر ماه 1388، صفحه 10-1.

 

48- مسعود همدانیان، محسن بهپور، و اسراالسادات رضویان،

"بررسی دو شیوه متفاوت در تهیه و تثبیت سل نانو ذرات TiO2 به  روش سل ژل"

ششمین همایش دانشجویی فناوری نانو، انسیتو تحقیقات تغذیه‌ای و صنایع غذایی کشور، دانشگاه علوم پزشکی و خدمات بهداشتی درمانی شهید بهشتی، تهران، ایران، 27-25 آذر ماه 1388، صفحه 7-1.

 

49- M. Hamadanian, A.Reisi-Vanani,

Synthesis, characterization and effect of calcination temperature on phase transformation and photocatalytic activity of Cu,S-codoped TiO2 nanoparticles

XIth Netherlands Catalysis and Chemistry Conference, Noordwijkerhout, University of Twente, Netherland, March, 1-3, 2010, 239.

 

50- Z. Tavangar, M. Hamadanian, A.Reisi-Vanani,

Effect of calcination temperature on Preparation, Characterization and evaluation of photocatalytic activity of Sulfur doped TiO2 nanoparticles

XIth Netherlands Catalysis and Chemistry Conference, Noordwijkerhout, University of Twente, Netherland, March, 1-3, 2010, 240.

 

51- M. Oftadeh, S. Nasseh, M. Hamadanian

“Experimental and theoretical determination of the dipole polarizability of substituted thiophenols”

13th Iranian Physical Chemistry Seminar, Shiraz University of Technology, Shiraz, Iran,

April, 12-15, 2010, 217-218.

 

52- M. Oftadeh, S. Saidi, M. Hamadanian

“Relationship of dipole moment to hydrostatic pressure in hydrogen molecule”

13th Iranian Physical Chemistry Seminar, Shiraz University of Technology, Shiraz, Iran,

April, 12-15, 2010, 245-246.

 

53- M. Radhoosh, M. Oftadeh, M. Hamadanian

“Investigation of the deflagration pathway for TNAZ and some of its derivatives as energetic materials by DFT Method”

13th Iranian Physical Chemistry Seminar, Shiraz University of Technology, Shiraz, Iran,

April, 12-15, 2010, 253-254.

 

54- A. Reisi-Vanani, M. Hamadanian

“Sol-gel preparation of Cu,S-codoped TiO2 nanoparticles and evaluation of phase transformation and photocatalytic activity”

13th Iranian Physical Chemistry Seminar, Shiraz University of Technology, Shiraz, Iran, April, 12-15, 2010, 521-522.

 

55- M. Hamadanian, F. Aghabozorgi

“Investigation of explosive performance of substituted 1,1,3,5,5-pentanitro-1,5-bis(difluoramino)-3-azapentane by DFT methods”

13th Iranian Physical Chemistry Seminar, Shiraz University of Technology, Shiraz, Iran, April, 12-15, 2010, 525-526.

 

56- M. Hamadanian, A. Vali pour

“Theoretical studies of structural and electronic properties of nano-metric adamantane compounds containing alkali metals”

13th Iranian Physical Chemistry Seminar, Shiraz University of Technology, Shiraz, Iran, April, 12-15, 2010, 533-534.

 

57- M. Hamadanian, R. Hosseinpour

“Effect of substitution on structure, stability and electronic properties of nanoscale polyhedral oligomeric silsesquioxane (T12-POSS)”

13th Iranian Physical Chemistry Seminar, Shiraz University of Technology, Shiraz, Iran, April, 12-15, 2010, 535-536.

 

58- M. Hamadanian, F. Mirzaei

“Theoretical investigation of the intramolecular hydrogen bonding of 1-(2-methoxyphenyl)-o-carborane’

13th Iranian Physical Chemistry Seminar, Shiraz University of Technology, Shiraz, Iran, April, 12-15, 2010, 537-538.

 

59- M. Hamadanian, B. Khoshnevisan, F. Kalantary-Fotooh

“First principles study of structure and electronic properties of Na-doped adamantane in disordered solid phase”

13th Iranian Physical Chemistry Seminar, Shiraz University of Technology, Shiraz, Iran, April, 12-15, 2010, 559-560.

 

60- M. Hamadanian, M. Sharif

“Structures, stabilities and electronic properties analysis of substituted nano-scale polyhedral oligomeric silsesquioxane (T8-POSS)”

13th Iranian Physical Chemistry Seminar, Shiraz University of Technology, Shiraz, Iran, April, 12-15, 2010, 575-576.

 

61- M. Hamadanian, A. Vali-pour

“Investigation of Structural and Electronic Properties of Nanometric Diamondoids Compounds Containing Alkali Metal”

Fourth Humboldt Conference on Computational Chemistry, Varna Bulgaria, July, 12-15, 2010, 39.

 

62- M. Hamadanian, R. Hosseinpour

“Effect of Substituition on Structure, Stability and Electronic Properties of Nanoscale Polyhedral Oligomeric Silsesquioxane (POSS-T12)”

Fourth Humboldt Conference on Computational Chemistry, Varna Bulgaria, July, 12-15, 2010, 40.

 

63- M. Hamadanian, A. Mohammadi Mehra, V. Jabbari

“Enhancement of the photocatalytic performance of TiO2 photocatalysts via transition metal modification”

14th Iranian Physical Chemistry Conference, University of Tehran, Kish, Iran, February, 25-28, 2011, 102-105.

 

64- M. Hamadanian, F. Kalantari Fotoh

“Theoretical Study of Super Cell Al-doped Single- Walled Carbon Nanotubes (Al-SWNT) as CO Sensor”

14th Iranian Physical Chemistry Conference, University of Tehran, Kish, Iran, February, 25-28, 2011, 813-815.

 

65- A. Reisi-Vanani, M. Hamadanian

“Enhancement of the photocatalytic activity of doped and co-doped TiO2 nanoparticles by metal and non-metal atoms and phase transformation”

14th Iranian Physical Chemistry Conference, University of Tehran, Kish, Iran, February, 25-28, 2011, 1846-1848.

 

66- M. Oftadeh, S. Naseh, M.  Hamadanian

Experimental and DFT determination of the reactivity sites, electronic structure and polarizability of benzothiazol and tetratiafulvalene

14th Iranian Physical Chemistry Conference, University of Tehran, Kish, Iran, February, 25-28, 2011, 2322-2324.

 

67- M. Hamadanian, B.Khoshnevisan, F. Kalantari Fotoh

“Computational Study of Super Cell Al-doped Single- Walled Carbon Nanotubes as CO Sensor”

7th NanoScience & NanoTechnolgy Conference, Sabanci University, Istanbul, Turkey, June 27- July 1, 2011, 3E 15.

 

68- M. Hamadanian, P. Razi, S. Hoseinifard

“Photocatalytic activity enhancing for TiO2 phoyocatalyst by doping with indium”

15th Iranian Chemistry Congress, Bou Ali Sina University, Hamadan, Iran, September, 4-6, 2011, 1029.

 

68- M. Hamadanian, S. Hoseinifard, P. Razi

“Synthesis of In-V co-doped TiO2 by photochemical method”

15th Iranian Chemistry Congress, Bou Ali Sina University, Hamadan, Iran, September, 4-6, 2011, 1067.

 

68- M. Hamadanian, H. Sayahi, A.R. Zolfaghari

“Novel electrophoretic deposition of TiO2 nanoparticles to prepare high quality thin films for Dye-sensitized solar cell”

15th Iranian Chemistry Congress, Bou Ali Sina University, Hamadan, Iran, September, 4-6, 2011, 1117.

 

69- مسعود همدانیان، هانی صیاحی، علیرضا ذوالفقاری

" ایجاد لایه‌های با ضخامت‌های مختلف و یکنواخت از نانوذرات دی اکسید تیتانیم به روش الکترفورز چند مرحله‌ای برای کاربرد در سلول‌های خورشیدی رنگدانه‌ای "

کنفرانس سلول‌های خورشیدی نانو ساختاری، دانشگاه صنعتی شریف، تهران، ایران، 24 شهریور 1390، صفحه 34.

 

70- مسعود همدانیان، افشار گراوند، میثم احمدی، وحید جباری

" بررسی راندمان‌های تبدیل انرژی سلول‌های خورشیدی بر پایه نانوساختارهای تک بعدی و سه بعدی "

کنفرانس سلول‌های خورشیدی نانو ساختاری، دانشگاه صنعتی شریف، تهران، ایران، 24 شهریور 1390، صفحه 47.

 

71- مسعود همدانیان، افشار گراوند، میثم احمدی، وحید جباری

" بررسی مقایسه‌ای تاثیر نوع اصلاح سطحی بر روی راندمان تبدیل انرژی سلول‌های خورشیدی نانوساختار "

کنفرانس سلول‌های خورشیدی نانو ساختاری، دانشگاه صنعتی شریف، تهران، ایران، 24 شهریور 1390، صفحه 48.

آخرین ویرایش۱۵ بهمن ۱۳۹۹