نتایج جستجو برای: cool
تعداد نتایج: 30569 فیلتر نتایج به سال:
We use electromagnetically-induced-transparency laser cooling to cool motional modes of a linear ion chain. As a demonstration, we apply electromagnetically-induced-transparency cooling on 24Mg+ ions to cool the axial modes of a 9Be+-24Mg+ ion pair and a 9Be+-24Mg+-24Mg+-9Be+ ion chain, thereby sympathetically cooling the 9Be+ ions. Compared to previous implementations of conventional Raman sid...
Cool-season (northern) and warm-season (southern) grasses are grown in Arkansas. Cool-season grasses grow best in the spring and fall and less actively in the summer. They stay reasonably green in the winter. Tall fescue (Festuca arundi nacea) is the most commonly grown cool-season grass in Arkansas. Warmseason grasses are slow to green up in the spring, grow best in the summer and go dormant ...
We present Giant Metrewave Radio Telescope 21-cm HI observations towards a sample of compact radio sources behind galaxy groups, to search for cool HI. The results – from high dynamic range spectra for 8 lines-of-sight through 7 galaxy groups – do not show any evidence for absorption by cool HI. At a resolution of 20 km s −1 , the optical depth upper limits obtained were between 0.0075 and 0.03...
In 2002, consumers in Chicago and Denver were surveyed and participated in an experimental auction to elicit their willingness-to-pay for country-of-origin labeling (COOL) of beef. Survey results indicate that the majority of consumers (73%) were willing to pay an 11% and 24% premium for COOL of steak and hamburger, respectively. In the auction, consumers were willing to pay a 19% premium for s...
We consider MHD waves as a heating source of cool cores of galaxy clusters. In particular, we focus on transverse waves (Alfvén waves), because they can propagate a longer distance than longitudinal waves (sound waves). Using MHD simulations, we found that the transverse waves can stably heat a cool core if the wave period is large enough (& 10 yr). Moreover, the longitudinal waves that are cre...
The Chorus Object-Oriented Layer (COOL) is an extension of the facilities provided by the Chorus distributed operating system with additional functionality for the support of object-oriented environments. This functionality is realized by a layer built on top of the Chorus V3 Nucleus, which extends the Chorus interface with generic functions for object management: creation, deletion, storage, r...
We present the integration of the Behavioral Coordination Operator Language (B-COOL) into the GEMOC Studio. B-COOL enables the system designer to automate the coordination of models by specifying Operators between DomainSpecific Modeling Languages. In this demonstration, we present how B-COOL is used to coordinate the heterogeneous model of a video surveillance system. To this propose, we defin...
an agroecological zones (aez) map is an essential tool for agricultural planning. by integrating the key components of the agricultural environments, it offers a bird's-eye view of internal diversity, agricultural potential and constraints that decision-makers find easier to understand than a pile of single-theme maps. in this study, aez map of the karkheh river basin has been prepared usi...
Abstract Construction of an e + - Higgs factory has been identified as a major goal for particle physics. Such collider will offer precise measurements the bosons couplings to other particles. A extendable in energy can also establish self-coupling, measure coupling top quark, and expand reach probe new phenomena. We propose strategy energy-extendable based on linear accelerator technology. Thi...
Urbanization through rapid constructions, is the main cause of high heat absorption in urban centers. In addition, the accumulation of heat energy resulted by removal of vegetation cover, has contributed to formation of urban heat islands (UHIs). The spatial distribution of heat intensity in Tehran Metropolitan Area was studied, and the influence of land use and green cover were analyzed in the...
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