نتایج جستجو برای: air cell

تعداد نتایج: 1876945  

2010
Yi Cao Dengfeng Sun

Inspired by an existing linear dynamic system air traffic model, a discrete-time Link Transmission Model is developed for air traffic flow prediction and optimization in this paper. Compared with a Large-capacity Cell Transmission Model, this model reduces the number of state variables by approximately an order of 10, which decreases the computing time in prediction and optimization of air traf...

2015
Chan Kyu Lee Yong Joon Park

In this study, to fabricate a carbon free (C-free) air electrode, Co3O4 nanofibers were grown directly on a Ni mesh to obtain Co3O4 with a high surface area and good contact with the current collector (the Ni mesh). In Li-air cells, any C present in the air electrode promotes unwanted side reactions. Therefore, the air electrode composed of only Co3O4 nanofibers (i.e., C-free) was expected to s...

Journal: :Molecular cell 2000
E K Speliotes A Uren D Vaux H R Horvitz

Baculoviral IAP repeat proteins (BIRPs) may affect cell death, cell division, and tumorigenesis. The C. elegans BIRP BIR-1 was localized to chromosomes and to the spindle midzone. Embryos and fertilized oocytes lacking BIR-1 had defects in chromosome behavior, spindle midzone formation, and cytokinesis. We observed indistinguishable defects in fertilized oocytes and embryos lacking the Aurora-l...

2012
Owen Crowther Mark Salomon

Lithium-air (Li-air) batteries have a much higher theoretical energy density than conventional lithium batteries and other metal air batteries, so they are being developed for applications that require long life. Water vapor from air must be prevented from corroding the lithium (Li) metal negative electrode during discharge under ambient conditions, i.e., in humid air. One method of protecting ...

Journal: :The Journal of experimental biology 2005
Arava Reizis Ilan Hammel Amos Ar

Avian eggs contain all the necessary materials for embryonic development except for oxygen, which diffuses in from the environment via pores in the hard, calcified eggshell to the chorioallantoic membrane (CAM), the respiratory organ, which is rich in blood vessels. An air cell is formed at the blunt pole of the egg between the two membranes of the eggshell and enlarges during incubation due to...

Journal: :American journal of physiology. Endocrinology and metabolism 2005
M O Larsen C B Juhl N Pørksen C F Gotfredsen R D Carr U Ribel M Wilken B Rolin

Herein, we bridge beta-cell function and morphology in minipigs. We hypothesized that different aspects of beta-cell dysfunction are present in obesity and obesity with reduced beta-cell mass by using pulsatile insulin secretion as an early marker. Measures for beta-cell function (glucose and arginine stimulation plus baseline and glucose-entrained pulsatile insulin secretion) and islet morphol...

Kinetics of single cell protein production from natural gas by a microorganism (a Methylomonas sp.) was studied experimentally and by modeling at equal amount of air and natural gas. Kinetic models of Monod, Moser, Teissier, Aiba, Andrews, and Noack were used for illustrating cell growth. Methane and oxygen were considered as limited substrates with concentration in the range 2-10 mg/lit. Death...

A. H. Hemmasi M. Bahmaei M. Ghavami M. H. Givianrad Y. Ramezam

The antioxidant activities of TBHQ, BHT and tocopherol mixtures at different concentrations (0, 100, 200, 400 mg/kg) have been evaluated by the application of Differential Scanning Calorimetry (DSC) and Rancimat apparatus. Rancimat apparatus that measures the secondary oxidation products was set at 110 ⁰C with an air flow of 18-20 L/h to measure the induction period (IP) of the samples. The DSC...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1992
J S Hoffman

EPA's (Environmental Protection Agency) Green Lights Program for energy-efficient lighting illustrates the economic benefits and the market-transforming value of a pollution prevention philosophy. Using technologies available today, and assuming current prices, this program is expected to reduce air pollution 5%, while saving the nation's businesses up to 20 billion in electric bills every year...

Journal: :The Journal of Cell Biology 1998
Jill M. Schumacher Andy Golden Peter J. Donovan

An emerging family of kinases related to the Drosophila Aurora and budding yeast Ipl1 proteins has been implicated in chromosome segregation and mitotic spindle formation in a number of organisms. Unlike other Aurora/Ipl1-related kinases, the Caenorhabditis elegans orthologue, AIR-2, is associated with meiotic and mitotic chromosomes. AIR-2 is initially localized to the chromosomes of the most ...

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