نتایج جستجو برای: contact cr

تعداد نتایج: 206902  

Journal: :bulletin of the iranian mathematical society 0
m. atceken gaziosmanpasa university, faculty of arts and sciences, department of mathematics, 60250 tokat/turkey

abstract: in the present paper, we give a necessary and sufficient condition for contact cr-warped product to be contact cr-product in kenmotsu space forms.

ژورنال: پژوهش های ریاضی 2020

In this paper, we investigate contact CR submanifolds of contact CR dimension in Sasakian space form and introduce the general structure of these submanifolds and then studying structures of this submanifols with the condition  h(FX,Y)+h(X,FY)=g(FX,Y)zeta, for the normal vector field zeta, which is nonzero, and we classify these submanifolds.

Abstract: In the present paper, we give a necessary and sufficient condition for contact CR-warped product to be contact CR-product in Kenmotsu space forms.

Karimi, Forozan, Karimi, Vafa, Mahdavi Izadi, Zafar, Soori, Hamid,

Survey on the prevalence of occlusal interferences in central relation in posterior crowns Dr. V. Karimi * - Dr. Z. Mahdavi Izadi ** - Dr. F. Karimi *** - Dr. H. Soori**** * - Dentist ** - Assistant Professor of Fixed Prosthodontics Dept. - Faculty of Dentistry – Tehran Islamic Azad University. *** - Assistant Professor of Medical Sciences Research National Center. **** - Associate Professor of...

Journal: :iranian journal of earth science 0
m.t. hamed mosavian ferdowsi university of mashhad, chemical engineering department i khazaei islamic azad university, ghouchan branch m aliabadi islamic azad univerisity, birjand branch

adsorption capacity of cr (vi) onto cousinia eryngioides boiss, activated carbon was investigated in a batch system by considering the effects of various parameters like contact time, initial concentration, ph, temperature, agitation speed, absorbent dose and particle size. cr (vi) removal is ph dependent and found to be maximum at ph 2.0. the amounts of cr (vi) adsorbed increased with increase...

In this paper we consider contact CR-warped product submanifolds of the type $M = N_Ttimes_f N_perp$, of a nearly Kenmotsu generalized Sasakian space form $bar M(f_1‎, ‎f_2‎, ‎f_3)$ and by use of Hopf's Lemma we show that $M$ is simply contact CR-product under certain condition‎. ‎Finally‎, ‎we establish a sharp inequality for squared norm of the second fundamental form and equality case is dis...

Journal: :TURKISH JOURNAL OF MATHEMATICS 2014

Journal: :ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE 2020

Journal: :Nanotechnology 2015
Ryan Wagner Jason P Killgore Ryan C Tung Arvind Raman Donna C Hurley

Contact resonance atomic force microscopy (CR-AFM) methods currently utilize the eigenvalues, or resonant frequencies, of an AFM cantilever in contact with a surface to quantify local mechanical properties. However, the cantilever eigenmodes, or vibrational shapes, also depend strongly on tip-sample contact stiffness. In this paper, we evaluate the potential of eigenmode measurements for improv...

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