نتایج جستجو برای: laser accessories

تعداد نتایج: 185022  

1999
S. G. Kaplan L. M. Hanssen

Instrumentation is described that has been constructed at the National Institute of Standards and Technology (NIST) for the measurement of regular re ̄ectance and transmittance over the 2±25 mm wavelength region. This includes both specialized accessories used with Fourier-transform infrared (FT-IR) spectrometers and laser-based systems for high optical density transmittance measurements. The FT...

2017
Jae-Young Jang

Endoscopic submucosal dissection (ESD) has recently been accepted as a standard treatment for patients with early gastric cancer (EGC), without lymph node metastases. Given the rise in the number of ESDs being performed, new endoscopic accessories are being developed and existing accessories modified to facilitate the execution of ESD and reduce complication rates. This paper examines the histo...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زنجان - دانشکده علوم پایه 1387

چکیده ندارد.

2010
Nebojsa B. Raicevic

From the aspect of design and operation, cables and cable accessories are still very actual, although it has been more than a hundred years since the appearance of the first cable. Many questions concerning the construction of cables, cable accessories especially, are still open. In MV and HV systems, cable accessories are one of the weakest links. Cable terminations and joints are designed to ...

Journal: :Chest 1990
A C Mehta P S Curtis M L Scalzitti D P Meeker

broncho)sco)pic evahlatio)ii. Fiberoptic l)roncho)sco)py is now a simple, routine procedure co)IiiIlioniy performed in the o)ntpatient setting using local anesthesia by physicians without a surgical background.tm) The current spectrum ofdiagnostic, therapeutic , and palliative capabilities of the FFB is vast and ranges from niere airway examiiiation to palliative laser 5’ Design niodificatioms ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1390

any change in the refractive index of a laser active medium can lead to serious degradation of beam quality, laser beam modes, laser performance and variation in the intensity distribution. alteration in the refractive index of laser active medium is especially notable in high power lasers. it is clear that in the laser beam production, the pumping agent induces a great amount of heat which...

2011
Andrea Rosales Ernesto Arroyo Josep Blat

In this paper we describe the design process of two playful accessories for children to play anywhere and anytime. We explain ethnographic phase to define a General Design Concept to design objects to encouraging free-play. We describe the two interactive designs emerged from this concept and the preliminary results of user’s evaluation. The General Design Concept propose the use of playful acc...

Journal: :Journal of human ergology 2007
Kazuo Maie

Clothes and accessories function as communication signs. The functions of relevant phenomena appearing in our daily life are classified according to their meanings as communication signs. The makeup, body painting, artificial deformation, modification (for example, tattoo or cut) and such kinds of decoration on the bodies are included in accessories. While the clothes and accessories have other...

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