مرور بر اساس عنوان
در حال نمایش موارد 29354  29373 از 210909

N uptake and yield of wheat as influenced by integrated use of organic and mineral nitrogen
(Gorgan University of Agricultural Sciences, 20090701)The effect of integrated use of mineral and organic N sources (farmyard manure, poultry manure, and Filter Cake) on yield and N uptake of wheat were assessed in biennial field experiment carried out on silty clay loam soil ...

$n$Array Jacobson graphs
(Springer and the Iranian Mathematical Society (IMS), 20171201)We generalize the notion of Jacobson graphs into $n$array columns called $n$array Jacobson graphs and determine their connectivities and diameters. Also, we will study forbidden structures of these graphs and determine ...

The $n$ary adding machine and solvable groups
(University of Isfahan, 20131201)We describe under various conditions abelian subgroups of the automorphism group $mathrm{Aut}(T_{n})$ of the regular $n$ary tree $T_{n}$, which are normalized by the $n$ary adding machine $tau =(e, dots, e,tau )sigma ...

$n$cocoherent rings, $n$cosemihereditary rings and $n$Vrings
(Springer and the Iranian Mathematical Society (IMS), 20140801)Let $R$ be a ring, and let $n, d$ be nonnegative integers. A right $R$module $M$ is called $(n, d)$projective if $Ext^{d+1}_R(M, A)=0$ for every $n$copresented right $R$module $A$. $R$ is called right $n$cocoherent ...

$n$cocoherent rings, $n$cosemihereditary rings and $n$Vrings
(Springer and the Iranian Mathematical Society (IMS), 20140801)Let $R$ be a ring, and let $n, d$ be nonnegative integers. A right $R$module $M$ is called $(n, d)$projective if $Ext^{d+1}_R(M, A)=0$ for every $n$copresented right $R$module $A$. $R$ is called right $n$cocoherent ...

N,N,N,NTetramethylguanidinium acetate as an efficient and reusable ionic liquid catalyst for the onepot synthesis of dihydropyrrol2ones
(Ilam, Payame Noor University, 20170401)An extremely facile and efficient procedure which has been developed for the synthesis of dihydropyrrol2ones. Onepot fourcomponent reaction of amines, dialkyl acetylenedicarboxylates and formaldehyde in the presence ...

N(5Mercapto1,3,4Thiadiazol2yl)2Phenylacetamide Derivatives: Synthesis and Invitro Cytotoxicity Evaluation as Potential Anticancer Agents
(School of Pharmacy, Shahid Beheshti University of Medical Sciences, 20140601)A new series of N(5Mercapto1,3,4thiadiazol2yl)2phenylacetamide derivatives (3a3j) were synthesized via an amidation reaction using EDC and HOBt in acetonitrile solvent at room temperature condition. Chemical ...

N(5Mercapto1,3,4Thiadiazol2yl)2Phenylacetamide Derivatives: Synthesis and Invitro Cytotoxicity Evaluation as Potential Anticancer Agents
(School of Pharmacy, Shahid Beheshti University of Medical Sciences, 20140601)A new series of N(5Mercapto1,3,4thiadiazol2yl)2phenylacetamide derivatives (3a3j) were synthesized via an amidation reaction using EDC and HOBt in acetonitrile solvent at room temperature condition. Chemical ...

Nacetylcysteine Treatment Protects Intestinal Mitochondria in a Surgical Stress Model
(Shiraz University of Medical Sciences, 20200601)Surgeryassociated small intestine damage is a clinical complication. It has been found that opening the abdominal cavity during surgery and manipulation of organs, including the intestine, could lead to intestinal barrier ...

nfold Obstinate Filters in PseudoHoop Algebras
(Science and Research Branch, Islamic Azad University, Tehran, IranWebsite: ijim.srbiau.ac.ir Address: Science and Research Branch, Shohada Hesarak Blvd, Daneshgah Square, Sattari Highway, Tehran, Iran.Email: ijim@srbiau.ac.ir Tel:+98(44)32721828 Fax:+98(44)32722660, 20200401)In this paper, we introduce the concepts of nfold obstinate pseudohoop and nfold obstinate filter in pseudohoops. Then we investigated these notions and proved some properties of them. Also, we discussed the relationship ...

nfold Obstinate Filters in PseudoHoop Algebras
(Science and Research Branch, Islamic Azad University, Tehran, IranWebsite: ijim.srbiau.ac.ir Address: Science and Research Branch, Shohada Hesarak Blvd, Daneshgah Square, Sattari Highway, Tehran, Iran.Email: ijim@srbiau.ac.ir Tel:+98(44)32721828 Fax:+98(44)32722660, 20200401)In this paper, we introduce the concepts of nfold obstinate pseudohoop and nfold obstinate filter in pseudohoops. Then we investigated these notions and proved some properties of them. Also, we discussed the relationship ...

Nmethyl pyridiniumptoluene Sulfonate (NMPyTs) catalyzed synthesis of pyrano[2,3c]pyrazoles
(Ilam, Payame Noor University, 20170701)Abstarct:A simple onepot synthesis of pyrano[ 2,3c]pyrazoles was developed by a threecomponent reaction of various benzaldehydes, malononitrile and 1phenyl or hydro3methyl1Hpyrazol5(4H)one in the presence of ...

Nmyc downstream regulated gene 2 overexpression reduces matrix metalloproteinase2 and 9 activities and cell invasion of A549 lung cancer cell line in vitro
(Mashhad University of Medical Sciences, 20150801)Objective(s):Nmyc downstream regulated gene 2 (NDRG2) is a candidate gene for tumor suppression. The expression of NDRG2 is downregulated in several tumors including lung cancer. The aim of this study was to explore the ...

NPhenyl2ptolylthiazole4carboxamide derivatives: Synthesis and cytotoxicity evaluation as anticancer agents
(Mashhad University of Medical Sciences, 20140701)Objective(s):According to the prevalence of neoplastic diseases, there is a deep necessity for discovery of novel anticancer drugs in the field of medicinal chemistry. In the current study, a new series ofphenylthiazole ...

Nphenylaza15crown5 as Ionophore in PVCMatrix for Fe2+  Selective Sensor
(Tehran, Islamic Azad University of Iran, Science and Research Branch, 20050201)The preparation of polymer membrane selective to Iron(II) ion and its application to ionselectiveelectrode is reported here. PVC membrane contains Iron–selective Nphenylaza15crown5 asionophore. The membrane electrode ...

NPolicy for M/G/1 Machine Repair Model with Mixed Standby Components, Degraded Failure and Bernoulli Feedback
(Materials and Energy Research Center, 20041001)In this paper, we study Npolicy for a finite population Bernoulli feedback queueing model for machine repair problem with degraded failure. The running times of the machines between breakdowns have an exponential distribution. ...