نتایج جستجو برای: cumulative mass fraction cmf

تعداد نتایج: 677995  

2008
S. P. Goodwin D. Nutter A. P. Whitworth

Stars form from dense molecular cores, and the mass function of these cores (the CMF) is often found to be similar to the form of the stellar initial mass function (IMF). This suggests that the form of the IMF is the result of the form of the CMF. However, most stars are thought to form in binary and multiple systems, therefore the relationship between the IMF and the CMF cannot be trivial. We ...

Journal: :The Astrophysical Journal 2022

Rocky planets both in and outside of our solar system are observed to have a range core-mass fractions (CMFs). Imperfect collisions can preferentially strip mantle material from planet, changing its CMF, therefore thought be the most likely cause this CMF variation. However, previous work that implements these into N-body simulations planet formation has struggled reliably form high super-Earth...

Journal: :The astrophysical journal 2021

Abstract The melt productivity of a differentiated planet's mantle is primarily controlled by its iron content, which itself approximated the core mass fraction (CMF). Here we show that estimates an exoplanet's CMF allows robust predictions thickness, composition, and mineralogy derivative crust. These predicted crustal compositions allow constraints to be placed on volatile cycling between sur...

Journal: :Head & neck 2013
Stanley W McClurg Marino Leon Theodoros N Teknos O Hans Iwenofu

BACKGROUND Chondromyxoid fibroma (CMF) is a rare bone tumor, accounting for less than 0.5% of all bone tumors, with a predilection for lower extremity bone metaphyses. Involvement of the head and neck is extremely rare, with only 3 cases reported in the nasal septum in world literature. METHODS This is a case report of a CMF in the nasal septum of a 49-year-old woman with a 6-month history of...

Journal: :Development 1991
I S Yuen C Taphouse K A Halfant R H Gomer

During Dictyostelium development, the expression of some genes is dependent on cell density. This effect is mediated by soluble factors referred to as conditioned medium factors (CMFs) which the developing cells secrete at very low rates and simultaneously sense. There are at least two classes of CMFs: one is an 80 x 10(3) Mr glycoprotein and the other is a heterogeneous group of molecules, wit...

Journal: :trauma monthly 0
asghar elmi department of orthopedics and trauma surgery, shohada educational hospital, tabriz university of medical sciences, tabriz, ir iran jafar ganjpour sales department of orthopedics and trauma surgery, shohada educational hospital, tabriz university of medical sciences, tabriz, ir iran ali tabrizi department of orthopedics and trauma surgery, shohada educational hospital, tabriz university of medical sciences, tabriz, ir iran; department of orthopedics and trauma surgery, shohada educational hospital, tabriz university of medical sciences, golshahr ave., tabriz, ir iran. tel.: +98-9148883851, fax: +98-4113363846 jafar soleimanpour department of orthopedics and trauma surgery, shohada educational hospital, tabriz university of medical sciences, tabriz, ir iran mohammad ali mohseni department of orthopedics and trauma surgery, shohada educational hospital, tabriz university of medical sciences, tabriz, ir iran

conclusions extremity injuries especially open fractures of lower limbs account for the majority of hospitalized victims. compartment syndrome is one of the main problems that should be addressed. our study demonstrates that people still need more education regarding earthquakes and the government should direct more attention to this issue. results in this study, there were 105 females (52.5%) ...

2009
Luc G. T. Morris Jordan Rihani Richard A. Lebowitz Beverly Y. Wang

Chondromyxoid fibroma (CMF) is a rare benign primary tumor which usually affects the metaphyses of the long bone of the lower extremities in childhood and young adults. Rarely, CMF occurs in the skull base and parasinuses, which may be difficult to distinguish from chondrosarcoma or chordoma and other tumors in the head. It is composed of chondroid, myxoid, and fibrous tissue growth in a lobula...

Journal: :Fluids 2021

In this paper, we use a fluid–structure interaction (FSI) approach to simulate Coriolis mass flowmeter (CMF). The fluid dynamics is calculated by the open-source framework OpenLB, based on lattice Boltzmann method (LBM). For structural employ software Elmer, an implementation of finite element (FEM). A staggered coupling between two packages presented. mesh created generator Gmsh ensure complet...

2017
Mohammad Javad Ashraf Negar Azarpira Navid Omidifar Bijan Khademi

Chondromyxoid fibroma (CMF) is a benign tumor which usually occurs in skeletal long bones. Its presence in zygoma is extremely rare. The patient was a 47-year-old female, with chief complaint of painful swelling in the left side of zygoma since 1 month ago after a long-lasting painless swelling for about 15 years. Computed tomography scan showed an osteolytic lesion, in the body of left zygomat...

2009
J. Kainulainen J. F. Alves

Aims. We examine the recoverability and completeness limits of the dense core mass functions (CMFs) derived for a molecular cloud using extinction data and a core identification scheme based on two-dimensional thresholding. We study how the selection of core extraction parameters affects the accuracy and completeness limit of the derived CMF and the core masses, and also how accurately the CMF ...

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