نتایج جستجو برای: conical horn shaped chs
تعداد نتایج: 93298 فیلتر نتایج به سال:
Combine harvesters are widely used worldwide in harvesting many crops, and they have functions that cover the entire process, such as cutting, threshing, separating, cleaning. The threshing drum is core working device of combine harvester plays an influential role rice efficiency, power requirement, seed loss. In this study, two structures threshers (conical-shaped cylindrical-shaped) were test...
Cutaneous horn is a protrusion from the skin consisting of cornified material. It usually appears on exposed skin areas especially on the head and neck. A 70-year-old woman applied to our clinic with a hard, conical, black-grey 2 cm lesion on the upper lip. On physical examination, there was no palpable lymph node in the neck other than the lesion. Diagnosed to be cutaneous horn, the lesion was...
Sava Ram, aged 45, Goojur by caste, and native of a village called Meoda, in the neighbourhood of Gwalior, was admitted into the Thomason Hospital on the 6th instant, suffering frjm a peculiar horn-growth of more than sixteen months' standing. lie is a strong man of good make and healthyconstitution. The horn?as I must call it, for it does resemble one in form, colour, and texture?is a hard, st...
Few-moded or over-moded horns are now being proposed for far-IR space receiver systems, e.g. the High Frequency Instrument (HFI) on the ESA PLANCK Surveyor. In such systems individual waveguide modes can couple independently to an overmoded detector (such as a bolometer in an integrating cavity). We consider in detail the case of a cylindrically symmetric configuration consisting of a corrugate...
The physiological functions of epidermal cells are largely determined by their diverse morphologies. Most flowering plants have special conical-shaped petal epidermal cells that are thought to influence light capture and reflectance, and provide pollinator grips, but the molecular mechanisms controlling conical cell shape remain largely unknown. Here, we developed a live-confocal imaging approa...
A low-cost method to 3D print and metalize circular waveguide components is demonstrated using polylactic acid (PLA) aluminum adhesive backed tape. gradient index (GRIN) lens, an externally metalized thin-walled conical horn, a WR90 rectangular linearly polarized transition are simulated, fabricated, measured. The horn lens were both monolithic prints that metallized simplify the metallization ...
In this paper, a conical horn antenna in the presence of metamaterial lens X-band is introduced and fabricated. The annular located at aperture shortened antenna, whose length half corresponding optimum horn. phase velocity more than along axis for same propagation distance, so distribution uniform gain increases. Metamaterial cells are designed form printed circuit board that have easy to buil...
BACKGROUND Polyurethane-coated conical implants were introduced by Silimed (US distributor: Sientra, Santa Barbara, California) in 2008 and offer an alternative to round or anatomically shaped implants. By their design and volume distribution, they naturally create central volume and give a reasonable fullness to the upper pole while lifting some ptotic breasts, thus avoiding the need for class...
A 24 year old otherwise healthy male was presented with a chief complaint of giving way in the left knee. MRI reportedcomplete anterior cruciate ligament (ACL) tearing. Arthroscopy showed ACL agenesis, ring-shaped lateral meniscus,and an anomalous thick band extending from the anterior horn of the lateral meniscus to the intercondylar notch of thelateral femoral condyle, which...
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