نتایج جستجو برای: روش تحلیلی خط انتقالی tlm
تعداد نتایج: 389869 فیلتر نتایج به سال:
| This paper describes a novel time-domain node for the TLM method. It has the unique feature of modelling arbitrary inhomogeneous media on a generally graded rectangular TLM mesh without using stubs. Variations in material properties and arbitrary aspect ratios of mesh cells are modelled by allowing diierent characteristic impedances in a cell, maintaining impulse synchronism throughout the me...
In an attempt to determine the RF shielding artifacts produced by conducting stents during MRI scanning of patients, a Transmission Line Matrix (TLM) model was developed based on the symmetrical condensed node. This approach allows considerable flexibility including freedom from stability issues and the ability to reconstruct digital signals in the time or frequency domain. To validate the resu...
Current practice standards for the treatment of early to moderately advanced laryngeal and hypopharyngeal cancer demand both achievement of cure and preservation of laryngeal structure and function to the greatest extent possible. The oncologic and functional results of transoral laser microsurgery (TLM) for early glottic cancer appear to be comparable to those of radiotherapy, with a higher ra...
BACKGROUND The purpose of this systematic review and meta-analysis was to assess the oncological and functional outcomes of transoral laser microsurgery (TLM) in radiorecurrent laryngeal cancer. METHODS The review was performed using search strategies including Medline, Embase, Zetoc, conference proceedings, and a manual search. Pooled estimates of local control at 24 months, disease-free sur...
Abstract This paper explores the coupling of the Perfectly Matched Layer technique (PML) with the Thin Layer Method (TLM), the combination of which allows making highly efficient and accurate simulations of layered half-spaces of infinite depth subjected to arbitrary dynamic sources anywhere. It is shown that with an appropriate complex stretching of the thickness of the thinlayers, one can ass...
With the growing popularity and adoption of Electronic System Level (ESL) design, the verification of SystemC models at Transaction Level (TLM) has become an important research problem. In the context of formal verification, most of the existing approaches for SystemC TLM only consider basic properties such as deadlock-freedom or local assertions. In previous work, a high-level BMC-based proper...
BACKGROUND The optimal treatment method of T1 glottic squamous cell carcinoma (SCC) with involvement of the anterior commissure is still debatable. We compared the outcomes of radiotherapy (RT) and transoral laser microsurgery (TLM). METHODS Data were retrospectively collected for 54 patients who were treated by RT (n = 38) or TLM (n = 16) from 2006 to 2013. RESULTS No between-group differe...
To investigate the effect of surface nanostructures on the behaviors of human umbilical vein endothelial cells (HUVECs), surface nanostructured titanium alloy (Ti-3Zr2Sn-3Mo-25Nb, TLM) was fabricated by surface mechanical attrition treatment (SMAT) technique. Field emission scanning electron microscopy (FE-SEM), atomic force microscopy (AFM), transmission electron microscopy (TEM) and X-ray dif...
Introduction Transoral laser microsurgery (TLM) has established itself as an effective option in the management of malignant tumors of the glottis, supraglottis, and hypopharynx. Nonetheless, TLM is not a harmless technique. Complications such as bleeding, dyspnea, or ignition of the air may appear in this type of surgery. Objective The aim of this study is to describe the complications that oc...
BACKGROUND In this study, we established a hypothetical tumor-lodds-metastasis (TLM) and tumor-ratio-metastasis (TRM) staging system. Moreover, we compared them with the 7(th) edition of American Joint Committee on Cancer tumor-nodes-metastasis (AJCC TNM) staging system in gastric cancer patients after D2 resection. METHODS A total of 1000 gastric carcinoma patients receiving treatment in our...
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