نتایج جستجو برای: light off temperature

تعداد نتایج: 993429  

Journal: :Physical review letters 2009
J Ruostekoski C J Foot A B Deb

We propose a method of using off-resonant light scattering to measure the temperature of fermionic atoms tightly confined in a two-dimensional optical-lattice potential. We show that fluctuations of the intensity in the far-field diffraction pattern arising from thermal correlations of the atoms can be accurately detected above the shot noise by collecting photons scattered in a forward directi...

Journal: :Journal of insect physiology 2012
Nisha N Kannan Reshmi Reveendran Shantala Hari Dass T Manjunatha Vijay Kumar Sharma

In Drosophila multiple circadian oscillators and behavioral rhythms are known to exist, yet most previous studies that attempted to understand circadian entrainment have focused on the activity/rest rhythm and to some extent the adult emergence rhythm. Egg laying behavior of Drosophila females also follows circadian rhythmicity and has been seen to deviate substantially from the better characte...

2012
Li Jiang Matthew Mancuso David Erickson

Point-of-care diagnostics for resource limited settings is a much-researched application of microfluidics technology due to its great potential. Unfortunately, one of the current limitations is the difficulty in creating tools that are both inexpensive and simple to use but also able to perform complex tasks. Light-governed microfluidic systems are of interest because, in principle, sunlight co...

1998
P. Kahabka

The X-ray light curve of CAL 83 as measured with the ROSAT HRI covering ∼ 1 2 years (from July 95 to Dec 96) is derived. These observations show the pre-off state (persistent state), the April 96 off-state and the post off-state which returns after some decline to its previous persistent level. The intensity variations are discussed in the model of variations of the temperature of the envelope ...

An experimental study over the optical response of thin MoS2 films grownby chemical bath deposition (CBD) method is presented. As two important factors, theeffect of bath temperature and growth time are considered on the photocurrentgeneration in the grown samples. The results show that increasing the growth time leadsto better optical response and higher difference betw...

Journal: :به زراعی کشاورزی 0
محمد رفیعی الحسینی استادیار گروه زراعت، دانشکدۀ کشاورزی، دانشگاه شهرکرد، شهرکرد، ایران محمود رضا تدین دانشیار گروه زراعت، دانشکدۀ کشاورزی، دانشگاه شهرکرد، شهرکرد، ایران مرضیه مظهری کارشناس ارشد، گروه زراعت، دانشکدۀ کشاورزی، دانشگاه شهرکرد، شهرکرد، ایران

in order to evaluate the effect of different mechanical treatments (application of sulphuric acid, boiling water and flooding) on seed dormancy breaking of licorice, an experiment was carried out in randomized complete block design in 2012. moreover, a factorial scheme in rcbd was performed to assess the application of giberalic acid and potassium nitrate treatment as well as stratification and...

Journal: :Ecology 2012
Jennifer R Gremer Sarah Kimball Amy L Angert D Lawrence Venable Travis E Huxman

How species respond to environmental variation can have important consequences for population and community dynamics. Temperature, in particular, is one source of variation expected to strongly influence plant performance. Here, we compared photosynthetic responses to temperature across a guild of winter annual plants. Previous work in this system identified a trade-off between relative growth ...

Journal: :Applied sciences 2021

Worldwide emission standards are extending their requirements to cover engine operation under extreme ambient conditions and fill the gap between type-approval real driving conditions. The new boundaries affect performance raw emissions as well efficiency of exhaust aftertreatment systems. This study evaluates impact high altitude low temperature on light-off conversion an oxidation catalyst. r...

Journal: :health scope 0
peymaneh habibi department of occupational health engineering, student research center, school of health, isfahan university of medical sciences, isfahan, ir iran habibollah dehghan department of occupational health engineering, student research center, school of health, isfahan university of medical sciences, isfahan, ir iran; department of occupational health engineering, school of health, isfahan university of medical sciences, isfahan, ir iran. tel: +98-3117922733, fax: +98-3116682509 azam haghi department of occupational health engineering, student research center, school of health, isfahan university of medical sciences, isfahan, ir iran mahnaz shakerian department of occupational health engineering, student research center, school of health, isfahan university of medical sciences, isfahan, ir iran

results the results showed that the average hr at resting, sitting (32℃ ± 0.1℃), and light workload (30℃ ± 0.1℃) were 78.52 ± 12.10, 69.74 ± 11.98, and 110.78 ± 17.91 beat/min, respectively. the average of ear canal temperature was estimated at 36.70℃ ± 0.36℃ for sitting workload and at 36.71℃ ± 0.27℃ light workload. conclusions the findings of this study illustrated that the average hr and the...

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