معرفة
قاعدة البيانات العربية الرقمية "معرفة"
الرئيسية
الخدمات
معامل التأثير "آرسيف"
المفضلة
اتصل بنا
Language
English
العربية
تسجيل الدخول
بحث
تصفح
All
العنوان
المؤلفين / الأشخاص
المؤسسة
بحث
بحث متقدم
بحث متقدم
محددات البحث
الكل
المستخلص
المؤلفين/ الأشخاص
الدولة
المؤسسة
ردمد / ردمك
الموضوع الرئيسي
رقم السجل
المصدر
قائمة المحتويات
العنوان
الموضوعات
و
أو
ليس
الكل
المستخلص
المؤلفين/ الأشخاص
الدولة
المؤسسة
ردمد / ردمك
الموضوع الرئيسي
رقم السجل
المصدر
قائمة المحتويات
العنوان
الموضوعات
و
أو
ليس
الكل
المستخلص
المؤلفين/ الأشخاص
الدولة
المؤسسة
ردمد / ردمك
الموضوع الرئيسي
رقم السجل
المصدر
قائمة المحتويات
العنوان
الموضوعات
محددات الوثيقة
لها نص كامل
العبارة
تحتوي
مطابقة
أي كلمة
Language
العربية
الفرنسية
الإنجليزية
عدد الصفحات
مساوي
أقل من
أكبر من
الصفحات
نوع الوثيقة
مقالات
كتاب
فصل كتاب
دوريات
أطروحات عالمية
رسائل جامعية
أوراق مؤتمرات
عرض كتاب
تقرير إحصائي
التقارير السنوية
مؤتمر
المكنز
البرامج الأكاديمية والتدريب
الجوائز
المفاهيم و المصطلحات
مؤسسة
سؤال استطلاع
فتاوى
الشهادات التدريب
استطلاعات الرأي العام
القرارات الشرعية
ملف شخص
الحوكمة
النظام الأساسي
تقرير مدققي الحسابات
القوانين و التشريعات
تقارير الشركات
سلسلة كتب
التقارير الربعية
عرض مؤتمر
كتاب جامعي
فصل كتاب جامعي
من
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
1979
1978
1977
1976
1975
1974
1973
1972
1971
1970
1969
1968
1967
1966
1965
1964
1963
1962
1961
1960
إلى
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
1979
1978
1977
1976
1975
1974
1973
1972
1971
1970
1969
1968
1967
1966
1965
1964
1963
1962
1961
1960
تقييد النتائج
التخصصات الرئيسية
الكيمياء
(2821)
نوع البيانات
مقالات
(2821)
اللغة
الإنجليزية
(2821)
الدولة
مصر
(2821)
المصدر
Journal of Chemistry
(2821)
الفترة:
نتائج البحث
(
2751
-
2800
من
2821
)
الصلة
تاريخ النشر تصاعدي
تاريخ النشر تنازلي
العنوان تصاعدي
العنوان تنازلي
المؤلف تصاعدي
المؤلف تنازلي
مقالات
Validated Spectrophotometric Methods for the Determination of Mycophenolate : An Anti-Neoplastic Agent in Bulk and Pharmaceutical Dosage Forms
By: Narendra, A.; Deepika, D.; Annapurna, M. Mathrusri…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-4, 4 p.
مقالات
Cycloaddition Reaction of Ethyl Thioxoacetate and the Dienamine Derived from Pummerer's Ketone
By: Kouissa, Brahim; Beghidja, Nourreddine; Bouchouit, Karim…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-8, 8 p.
مقالات
A New Triterpenoid Saponin and Antimicrobial Activity of Ethanolic Extract from Sapindus mukorossi Gaertn.
By: Sati, Om Prakash; Sati, Maneesha Dobhal; Qi, Lian-Wen…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
A Spectrophotometric Flow Injection Method for Determination of Ultratrace Amounts of Phenylhydrazine by Its Inhibition Effect on the Reaction of Thionin and Nitrite
By: Keyvanfard, Mohsen; Alizad, Khadijeh; Romerosa-Nievas, Antonio Manuel. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
Green Synthesis of Acid Esters from Furfural via Stobbe Condensation
By: Banerjee, Shubhra; Tayade, Ravibabu A.; Hernandez-Munoz, Pilar…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
Phytosynthesis of Cadmium Oxide Nanoparticles from Achillea wilhelmsii Flowers
By: Karimi Andeani, Javad; Mohsenzadeh, Sasan; Shuford, Kevin. Journal of Chemistry. No. 2013 (2013), pp.1-4, 4 p.
مقالات
Synthesis of Magnolignan, a New Pigment Lightening Component, via a Suzuki-Miyaura Reaction
By: Ogura, Tetsuhiro; Usuki, Toyonobu; Cerretani, Lorenzo…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
Spectral Characterization and Crystal Structure of 1,2-Bis-(1H-benzimidazol-2-yl)-ethane Dihydrochloride
By: Tavman, Aydin; Sayil, Cigdem; Farook, Mohamed. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
Chemical Etching, AFM, Laser Damage Threshold, and Nonlinear Optical Studies of Potential Nonlinear Optical Crystal : Bis (L-Glutamine) Potassium Nitrate
By: Hanumantharao, Redrothu; Kalainathan, S.; al-Ghouti, Mohammad A.. Journal of Chemistry. No. 2013 (2013), pp.1-4, 4 p.
مقالات
Synthesis and Characterization of Some Novel Schiff Base Complexes of Oxovanadium(IV) Cation
By: Yadava, Ashok Kumar; Rao, Devendra Pratap; Mwashote, Benjamin…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
Efficient Knoevenagel Condensation Reactions Catalyzed by Activated Gel Zirconium(IV) Oxide
By: Poor Heravi, Mohammad Reza; Piri, S.; Demonceau, Albert. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
Distribution and Risk Assessment of Polycyclic Aromatic Hydrocarbons in Vegetables Grown in Pakistan
By: Solangi, Amber R.; Qureshi, Umair A.; Katsoyiannis, Athanasios…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
Antibacterial Activity of Daucus crinitus Essential Oils along the Vegetative Life of the Plant
By: Muselli, Alain; Costa, Jean; Haroutounian, Serkos A.…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-7, 7 p.
مقالات
Dielectric and Excess Dielectric Constants of Acetonitrile + Butyl Amine, + Ethylamine, and + Methylamine at 303, 313, and 323 K
By: Ramana, Ch. V. V.; Kumar, A. B. V. Kiran; Mancini, Pedro M.…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-4, 4 p.
مقالات
NiO Nanoparticles: An Efficient Catalyst for the Multicomponent One-Pot Synthesis of Novel Spiro and Condensed Indole Derivatives
By: Sachdeva, Harshita; Dwivedi, Diksha; Urriolabeitia, Esteban P.…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-10, 10 p.
مقالات
Syntheses and Antibacterial Studies of Some 1-Phenyl-3-(4-(2-ethanoloxy) phenyl)-5-aryl-1H-pyrazoles
By: Goyal, Anju; Jain, Sandeep; Kirillov, Alexander M.. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
Synthesis of colloidal ruthenium nanocatalyst by chemical reduction method
By: Patharkar, R. G.; Nandanwar, S. U.; Chakraborty, M.. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
Effects of Tannin Extract from Gongronema latifolium Leaves on Lipoxygenase Cucumeropsis manii Seeds
By: Eze, Sabinus O. O.; Nwanguma, Bennett C.; Hurel, Charlotte. Journal of Chemistry. No. 2013 (2013), pp.1-7, 7 p.
مقالات
High-Performance Thin-Layer Chromatographic Quantification of Rosmarinic Acid and Rutin in Abnormal Savda Munziq
By: Tian, S. G.; Xin, L. D.; Kolaylı, Dr. Sevgi…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-4, 4 p.
مقالات
Evaluation of Electronic Effects in the Solvolyses of p-Methylphenyl and p-Chlorophenyl Chlorothionoformate Esters
By: D'Souza, Malcolm J.; Sansbury, Brett M.; Stamatatos, Theocharis C.…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-9, 9 p.
مقالات
Effect of Achyranthes aspera Root and Terminalia arjuna Bark on Aerotolerant Responses in Streptococcus mutans
By: Mahima, C.; Begum, V. Hazeena; Cerretani, Lorenzo. Journal of Chemistry. No. 2013 (2013), pp.1-6, 6 p.
مقالات
Determination of Trace Amount of Cadmium by Atomic Absorption Spectrometry in Table Salt after Solid Phase Preconcentration Using Octadecyl Silica Membrane Disk Modified by a New Derivative of Pyridine
By: Esmaeilpour, Sousan; Kazem Rofouei, Mohammad; Mourran, Ahmed…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-6, 6 p.
مقالات
Silica Sulfuric Acid : An Eco-Friendly and Reusable Catalyst for Synthesis of Benzimidazole Derivatives
By: Sadeghi, Bahareh; Ghasemi Nejad, Mahboobeh; Len, Christophe. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
A New Spectrophotometric Reagent for Fe(III) : 2-(2,3-Dihydroxy-4-oxocyclobut-2-enylidene) Hydrozinecarbothiamide and Its Application in Real Samples
By: Saeidi, Mahboubeh; Darehkordi, Ali; Giokas, Dimosthenis L.…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-6, 6 p.
مقالات
Comparative Studies on Conventional and Ultrasound-Assisted Synthesis of Novel Homoallylic Alcohol Derivatives Linked to Sulfonyl Dibenzene Moiety in Aqueous Media
By: Mady, Mohamed F.; Zeid, Ibrahim F.; Zajc, Barbara…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-9, 9 p.
مقالات
Catalytic and Noncatalytic Conversion of Methane to Olefins and Synthesis Gas in an AC Parallel Plate Discharge Reactor
By: Khodagholi, Mohammad Ali; Irani, Mohammad; Yin, Guochuan. Journal of Chemistry. No. 2013 (2013), pp.1-7, 7 p.
مقالات
Water Quality of River Kosi and Rajera System at Rampur (India) : Impact Assessment
By: Kumar, Ashish; Bahadur, Yogendra; Tsakovski, Stefan. Journal of Chemistry. No. 2013 (2013), pp.1-4, 4 p.
مقالات
Determination of Thiocyanate by Kinetic Spectrophotometric Flow Injection Analysis
By: Keyvanfard, Mohsen; Alizad, Khadijeh; Elahian, Parinaz…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
Multi-Component Adsorption of Benzene, Toluene, Ethylbenzene, and Xylene from Aqueous Solutions by Montmorillonite Modified with Tetradecyl Trimethyl Ammonium Bromide
By: Nourmoradi, H.; Khiadani, Mehdi; Nikaeen, M.…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-10, 10 p.
مقالات
Synthesis, Crystal Structure and Thermal Properties of Lead(II) Complex with Bathophenanthroline and Benzoyltrifluoroacetonate Ligands
By: Hosseini, Saeideh; Şahin, Ertan; Barros-Velazquez, Jorge…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
Evaluation of the Use of Acacia nilotica Leaf as an Ecofriendly Adsorbent for Cr (VI) and Its Suitability in Real Waste Water : Study of Residual Errors
By: Prasad, Ashly Leena; Thirumalisamy, Santhi; Morillo Aguado, José. Journal of Chemistry. No. 2013 (2013), pp.1-7, 7 p.
مقالات
Removal of Zinc from Aqueous Solutions by Magnetite Silica Core-Shell Nanoparticles
By: Shams, Esmaeil; Amini, Mohammad Kazem; Sahiner, Nurettin…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-10, 10 p.
مقالات
Efficient Synthesis and Characterization of Some Novel Nitro-Schiff Bases and Their Complexes of Nickel(II) and Copper(II)
By: Naeimi, Hossein; Moradian, Mohsen; Tokalioglu, Serife. Journal of Chemistry. No. 2013 (2013), pp.1-8, 8 p.
مقالات
Rapid Reduction of Alkenes and Alkynes over Pd Nanoparticles Supported on Sulfonated Porous Carbon
By: Shokrolahi, Arash; Ghani, Kamal; D'hooghe, Matthias…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-7, 7 p.
مقالات
Removal of Methylene Blue from Aqueous Effluent Using Fixed Bed of Groundnut Shell Powder
By: Kumar, Sunil; Gunasekar, V.; Mondal, Subrata…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
Bioactive Volatile Content of the Stem and Root of Centaurea carduiformis DC. subsp. carduiformis var. carduiformis
By: Demirtas, Ibrahim; Sahin, Ayse; Arias, Jose L.. Journal of Chemistry. No. 2013 (2013), pp.1-6, 6 p.
مقالات
1
عدد الاستشهادات
في قاعدة ارسيف
Allium Sativum (Garlic) Extract as Nontoxic Corrosion Inhibitor
By: Rajam, K.; Rajendran, S.; Saranya, R.…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-4, 4 p.
مقالات
Tyrosinase Inhibitory Activity, 3D QSAR, and Molecular Docking Study of 2,5-Disubstituted-1,3,4-Oxadiazoles
By: Lanke, Prashant D.; Wadekar, Jyoti B.; Karoui, Romdhane…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-7, 7 p.
مقالات
Electrochemical Study of Esculetin Nitration by Digital Simulation of Cyclic Voltammograms
By: Yadaei, Farzaneh; Majidzade, Shabnam; Oliveira, M. Beatriz P. P.…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-5, 5 p.
مقالات
Tin(IV) Complexes of Schiff Base Derived from Amino Acid : Synthesis and Characteristic Spectral Studies
By: Aman, Robina; Matela, Garima; Farook, Mohamed. Journal of Chemistry. No. 2013 (2013), pp.1-4, 4 p.
مقالات
Synthesis of Novel S-Glucosides Containing 5-Methylisoxazole Substituted 1,2,4-Triazole
By: Chao, Shujun; Wang, Yingling; Cerretani, Lorenzo. Journal of Chemistry. No. 2013 (2013), pp.1-4, 4 p.
مقالات
Synthesis and Characterization of Graphene Thin Films by Chemical Reduction of Exfoliated and Intercalated Graphite Oxide
By: Nyangiwe, N. N.; Kotsedi, L.; Khenfouch, M.…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-6, 6 p.
مقالات
Nanofiber-Membrane-Supported TiO2 as a Catalyst for Oxidation of Benzene to Phenol
By: Basheer, Chanbasha; Yilmaz, Veysel T.. Journal of Chemistry. No. 2013 (2013), pp.1-7, 7 p.
مقالات
Fertility Status of Soil in the Tea Garden Belts of Golaghat District, Assam, India
By: Medhi, Chitrani; Misra, Abani K.; Diels, Ludo…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-6, 6 p.
مقالات
A New Pentacyclic Triterpene from Humata tyermanni Moore with the Inhibitory Activities against LPS-Induced NO Production in RAW264.7 Macrophages
By: Wang, Feng; Zhu, Yao-Kui; Cen, Ying-Zhou…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-4, 4 p.
مقالات
Development and Validation of HLPC Method for the Estimation of Lamotrigine in Bulk and Pharmaceutical Formulations
By: Reddy, T. Vijaya Bhaskara; Ramu, G.; Rambabu, C.…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-4, 4 p.
مقالات
Rapid Microwave Digestion Procedures for the Elemental Analysis of Alloy and Slag Samples of Smelted Ocean Bed Polymetallic Nodules
By: Smita, Kumari; Kumar, Brajesh; Kudo, Yoshihiro…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-6, 6 p.
مقالات
Chemical Composition of Iran's Pistacia atlantica Cold-Pressed Oil
By: Saber Tehrani, Mohammad; Givianrad, Mohammad Hadi; Seiquer, Isabel…[et al.]. Journal of Chemistry. No. 2013 (2013), pp.1-6, 6 p.
مقالات
The Indigo Molecule Revisited Again : Assessment of the Minnesota Family of Density Functionals for the Prediction of Its Maximum Absorption Wavelengths in Various Solvents
By: Cervantes-Navarro, Francisco; Glossman-Mitnik, Daniel; Suresh, Cherumuttathu H.. Journal of Chemistry. No. 2013 (2013), pp.1-4, 4 p.
مقالات
Kinetics and Mechanism of Oxidation of Triethylene Glycol and Tetraethylene Glycol by Ditelluratoargentate (III) in Alkaline Medium
By: Shan, Jin-huan; Yin, Cai-hong; Yang, Nianjun. Journal of Chemistry. No. 2013 (2013), pp.1-4, 4 p.
«
48
49
50
51
52
53
54
55
56
57
»