نتایج جستجو برای: array

تعداد نتایج: 133449  

A. Azari, K. Seyyedi.S S. Zabihi A.,

A noninteracting quantum-dot arrays side coupled to a quantum wire is studied. Transport through the quantum wire is investigated by using a noninteracting Anderson tunneling Hamiltonian. The conductance at zero temperature develops an oscillating band with resonances and antiresonances due to constructive and destructive interference in the ballistic channel, respectively. Moreover, we have fo...

Abdorasouli N Galehadri H Hamid M Saberi A, Shariati G

Background: Karyotype analysis has been the standard and reliable procedure for prenatal cytogenetic diagnosis since the 1970s. However, the major limitation remains requirement for cell culture, resulting in a delay of as much as 14 days to get the test results.CGH array technology has proven to be useful in detecting causative genomic imbalances or genetic mutations in as many as 15% of child...

Fa'egheh Amirzadeh Gholamreza Dadashzadeh Mahmoud Kamare'i

In this paper a novel method for computing the radiation pattern and also the input impedance of a planar rectangular micro-strip antenna array with consideration of mutual coupling and mutual impedance is presented. Each two triangles with a common edge make an Edge element or RWG. Any such edge element is considered as an infinitesimal dipole. The electrical currents over each dipole can be c...

Bekrani, M. ,

One of the novel ultrasonic phased array based scanning methods for ultrasonic imaging in non-destructive test is total focusing method (TFM). This method employs maximum available information of the phased array elements and leads to an improved defect detection accuracy compared to conventional scanning methods. Despite its high detection accuracy, TFM behaves weak in distinguishing the real ...

Journal: :iranian journal of immunology 0
mete eyigor akdeniz university medical faculty, department of medical microbiology hulya eyigor department of ent head and neck surgery, antalya education and research hospital ustun osma department of ent head and neck surgery, antalya education and research hospital mustafadeniz yilmaz department of ent head and neck surgery, antalya education and research hospital nuray erin akdeniz university medical faculty, department of medical pharmacology omer tarik selcuk department of ent head and neck surgery, antalya education and research hospital cem sezer

background: although the imbalance of cytokines in head and neck squamous cell carcinoma (hnscc) is well known, there is scarce data regarding its occurrence during dysplasia, before the malignant transformation. objective: to determine whether laryngeal dysplasia patients show a different cytokine profile than patients with cancer and healthy controls. methods: seventeen newly diagnosed, untre...

Journal: :رادار 0
سیده ارمغان مقدسی حسین خالقی محسن فلاح

multiple input multiple output (mimo) radars are new generation of array radars that employ orthogonal waveforms for their transmit probing signals. despite of several advantages, this strategy results in transmission of uniform power in all angle of array’s viewing field. therefore, possibility of transmit beamforming and achieving coherent processing gain will be lost. many efforts have been ...

Bekrani, M. ,

One of the novel ultrasonic phased array based scanning methods for ultrasonic imaging in non-destructive test is total focusing method (TFM). This method employs maximum available information of the phased array elements and leads to an improved defect detection accuracy compared to conventional scanning methods. Despite its high detection accuracy, TFM behaves weak in distinguishing the real ...

Journal: :مهندسی برق و الکترونیک ایران 0
laila saadatifard farhad akbari boroumand amir masoud sodagar

in this work, ito/pet (indium tin oxide / polyethylene terephthalate) electrode structure which provides biocompatibility, mechanical stability and flexibility is fabricated. flexible ito/pet implantable electrode array for a retina has been developed. the electrode array is fabricated on a thin pet/ito substrate and is encapsulated using, su-8, an insulating material. pet substrate and su-8 po...

This article presents a phased array antenna employing MEMS phase shifter. The proposed phased array antenna consists of eight square patch antennas operating at 10.4 GHz with a bandwidth of 400 MHz. Feed line for each patch passes through a MEMS phase shifter realized by a series of bridges above the transmission line. The distance between the bridge and the transmission line underneath it is ...

The purpose of this paper is to study matrix hemiring $S_{2}$ via fuzzy subsets and fuzzy $h$-ideals.

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