نتایج جستجو برای: composite patch

تعداد نتایج: 162932  

2013
Xing Qun Qi Hong-Chun Yang Di Kai Liu Yang Li

Abstract—An ultra-wideband (UWB) antenna with triple bandnotched characteristics is presented in this paper. The triple-notched bands (5.15–5.35GHz and 5.725–5.825GHz for WLAN, 7.9–8.395 GHz for X-band) are achieved by using only one novel composite resonator with multiple resonant characteristics. The resonator is placed on the back surface of the substrate and connected to the radiation patch...

خواجه‌علی, مرضیه , محمدخانی, عبدالرحمان ,

This study was carried out to determine the best method and time of budding and grafting in walnut under controlled conditions in Saman, Chaharmahal Va Bakhtiari Province. The experiment was in completely randomized design with 13 treatments, including cleft, splice and whip-tongue grafting on February 4, chip budding on April 4, 19, May 5 and 20, and T-budding and patch budding each one on fir...

2012
Ram Singh Kushwaha

ISSN-2277-1956/V1N2-533-537 A Design of H-shape Slot loaded Wideband Microstrip Patch Antenna Ram Singh Kushwaha, D.K.Srivastava, J.P.Saini 1-Department of Electronics and Communication Engineering, BIET Jhansi, INDIA [email protected] 2-Department of Electronics and Communication Engineering, BIET Jhansi, INDIA [email protected] 3-Madan Mohan Malviya College of...

Journal: :Contact dermatitis 2015
Maria Pesonen Katri Suuronen Riitta Jolanki Kristiina Aalto-Korte Outi Kuuliala Maj-Len Henriks-Eckerman Ilona Valtanen Kristiina Alanko

BACKGROUND Tetraglycidyl-4,4'-methylenedianiline (TGMDA) is an aniline epoxy resin used in, for example, resin systems of pre-impregnated composite materials (prepregs) of the aircraft industry. Allergic contact dermatitis caused by TGMDA in prepregs has been described previously. OBJECTIVES To report on 9 patients with occupational allergic contact dermatitis caused by TGMDA in epoxy glues u...

Journal: :Pediatric dentistry 2003
Sonia J Wu Kell Julliard

PURPOSE This study compared pain, acceptance, and preference associated with 2 topical anesthetics: benzocaine gel and lidocaine patch (DentiPatch). METHODS Thirty patients aged 3 to 10 years participated in this within-subjects study. All children required identical or similar dental work bilaterally (restorations, extractions, endodontic procedures, or sealants). Subjects chose either Denti...

2014
M. Samsuzzaman M. T. Islam Haslina Arshad J. S. Mandeep N. Misran

Circularly polarized (CP) dual frequency cross-shaped slotted patch antenna on 1.575 mm thick glass microfiber reinforced polytetrafluoroethylene (PTFE) composite material substrate is designed and fabricated for satellite applications. Asymmetric cross-shaped slots are embedded in the middle of the square patch for CP radiation and four hexagonal slots are etched on the four sides of the squar...

2015
Fong Yen Woo Mahiran Basri Hamid Reza Fard Masoumi Mansor B Ahmad Maznah Ismail

Galantamine hydrobromide (GH) is an effective drug for Alzheimer's disease. It is currently delivered via the oral route, and this might cause nausea, vomiting, and gastrointestinal disturbance. In the present work, GH was formulated in a gel-type drug reservoir and then optimized by using response surface methodology (RSM) based on central composite design. This optimization study involved thr...

Here we report a novel approach for preparation of a 6-day transdermal drug delivery system (TDDS) as treatment for mild to moderate Alzheimer’s disease. The spray drying method was used to prepare microparticles containing the anti-Alzheimer drug. The content of the drug was determined by High Performance Liquid Chromatography (HPLC) method. The morphology and size range of the microparticles ...

Journal: :مهندسی عمران فردوسی 0
علیرضا کردجزی فریدون پویانژاد فرزاد شهابیان

the support vector machine (svm) is a relatively new machine learning method which is increasingly being applied to engineering problems and have yielded encouraging results. because of complex behavior of elastoplastic of web panels of plate girders under patch loading, almost none of the proposed methods provides consistent and accurate predictions of patch load capacity. consequently, altern...

Journal: :Turkish journal of engineering 2022

Repairing any damage in composite materials is very important terms of the mechanical strength structure which they are used. Therefore, needs to be detected and repaired quickly. The increasing use various industries makes it more repair composites both quickly cost effectively. Patch method one most preferred methods for repairing damaged because does not create a new tension on applied, area...

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