نتایج جستجو برای: outdoor pm25
تعداد نتایج: 21026 فیلتر نتایج به سال:
Microclimate in open space affected by the urban layout and spatial forms plays an important role in the outdoor comfort, thus the outdoor activities based on the comfort sensation will directly affected by the spatial forms. An outstanding open space should satisfy different requirements of outdoor activities and create relatively comfortable place.Most studies have been conducted on the...
Background and purpose: High concentrations of respirable particles in both the outdoor and indoor environments are associated with adverse health effects that could reduce the performance of students. This study was carried out to investigate the indoor concentrations of respirable particle and outdoor concentrations of PM2.5 at classrooms in primary schools in Sari, north of Iran. We also eva...
Recently, the BESIII Collaboration reported a resonance $Y(2040)$ with $M=2034\pm13\pm9$ MeV and $\Gamma=234\pm30\pm25$ in process of $e^+e^-\rightarrow\omega\pi^0$. In addition, new measurements much higher precision for $\rho(1900)$ $\rho(2150)$ states are obtained by BABAR Collaborations. this work, we perform systematic study on mass spectrum excited $\rho$ resonances using modified Godfrey...
This paper presents our novel concept Outdoor Virtual Reality. By using outdoor augmented reality techniques we propose to build very wide area virtual reality systems, outdoor virtual reality. The concept of outdoor virtual reality is compared and contrasted to traditional definitions of augmented reality and virtual reality. We present our flexible Tinmith-evo5 software architecture as a plat...
Recently, the BESIII Collaboration reported a resonance $Y(2040)$ with $M=2034\pm13\pm9$ MeV and $\Gamma=234\pm30\pm25$ in process of $e^+e^-\rightarrow\omega\pi^0$. In addition, new measurements much higher precision for $\rho(1900)$ $\rho(2150)$ states are obtained by BABAR Collaborations. this work, we perform systematic study on mass spectrum excited $\rho$ resonances using modified Godfrey...
Outdoor spaces are important to sustainable cities because they accommodate pedestrian traffic and outdoor activities, and contribute greatly to urban livability and vitality. In the global context of climate change, outdoor spaces that provide a pleasurable thermal comfort experience for pedestrians effectively improve the quality of urban living. The influence of thermal comfort on outdoor ac...
background: the activity concentrations of some radionuclides in soil samples collected from 20 locations in 8 major towns in oyo state, southwestern nigeria have been determined by gamma-ray spectrometry technique. materials and methods: the activity concentrations were determined using high-purity germanium (hpge) detector (canberra industries inc.). the outdoor absorbed dose rates in air at ...
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