modelling topographic variation in solar radiation in a gis environment
báo cáo hóa học:" Functional significance of the signal transduction pathways Akt and Erk in ovarian follicles: in vitro and in vivo studies in cattle and sheep" ppt
... Ryan KE, Casey SM, Canty MJ, Crowe MA, Martin F, Evans ACO: Akt and Erk signal transduction pathways are early markers of differentiation in dominant and subordinate ovarian follicles in cattle. ... Velloso LA, Saad MJ: Novel signal transduction pathway for luteinizing hormone and its interaction with insulin: activation of Janus kinase/signal transducer and activator of transcription and phosphoinositol ... inhibin -A, activin -A, oestradiol and progesterone secretion and also important in mediating IGF-I stimulated inhibin -A, activin -A, follistatin, oestradiol and progesterone secre- tion by granulosa...
Ngày tải lên: 20/06/2014, 07:20
Estimation of clear sky hourly global solar radiation in Iraq
Ngày tải lên: 05/09/2013, 14:59
Short-Wave Solar Radiation in the Earth’s Atmosphere Part 1 pot
... Solar Irradiance and Radiance Calculation in the Earth Atmosphere 45 2.1 Monte-Carlo Method for Solar Irradiance and Radiance Calculation 45 2.2 Analytical Method for Radiation Field Calcula tion in ... (radiation coming to the point immediately from the Sun); diffused solar radiation (solar radiation scattered in the atmosphere); reflected solar radiation from surface; self-atmospheric radiation ... radiation (heat atmospheric radiation) and self-surface radi- ation (heat radiation) . The total combination of these radiations creates the radia tion field in the Earth atmosphere, which is characterized...
Ngày tải lên: 05/08/2014, 21:21
Short-Wave Solar Radiation in the Earth’s Atmosphere Part 2 ppsx
... Radiativ e transfer in scattering and absorbing atmospheres: standard computational procedures. DEEPAK Publishing, Ham pton, Virginia Makarova EA, Kharitonov AV, Kazachevskaya TV (1991) Solar ... (1.6) linking the irradiance and radiance, the incoming to the top irradiance is equal to πS.Thus,valueS is an isotropic radiance that corresponds to the same irradiance as a parallel solar beam ... particular cases of transfer (1.33) in conformity with shortwavesolarradiationintheEarthatmosphere. Within the shortwave spectral range we o m it the heat atmospheric radiation against the solaroneandseemtohavetherelation ε...
Ngày tải lên: 05/08/2014, 21:21
Short-Wave Solar Radiation in the Earth’s Atmosphere Part 3 doc
... York Melnikova IN (1992) Analytical formulas for determination of optical parameters of cloud layer on the basis of measuring characteristics of solar radiation field. 1. Theory. Atmo- sphere and Ocean ... diffused radiation incoming to layer: 54 Theoretical Base of Solar Irradiance and Radiance Calculation in the Earth Atmosphere simulation of photon trajectories or of the calculation of the expectation ... main partofthesolardownwellingirradianceinaclearsky.Thepitchinfluenceon the accounting of direct radiation in the measured irradiance was obviously owing to the deviation of the angle of the solar...
Ngày tải lên: 05/08/2014, 21:21
Short-Wave Solar Radiation in the Earth’s Atmosphere Part 4 potx
... the data of the observations carried out on 24 April 1985 in the clear atmosphere (Table A. 2 of Appendix A) also above the Ladoga Lake indicat e higher values of solar radiation absorption in the ... of Solar Irradiance and Radiance in Clear and Cloudy Atmospheres Fig. 3. 3a, b.Scheme of the airborne sounding: a in the coordinates “time-altitude”, b in the coordinates “cosine of the solar incident ... downwelling irradiance: solar radiation decreases owing to the radiation extinction in the atmosphere. For the upwelling irradiancethis effect pointstothe predominanceofscattering processes over absorption...
Ngày tải lên: 05/08/2014, 21:21
Short-Wave Solar Radiation in the Earth’s Atmosphere Part 5 pptx
... tropical atmosphere. J Geophys Res 101(D12):16,961– 16,972 Makarova EA, Kharitonov AV, Kazachevskaya TV (1991) Solar irradiance. Nauka, Moscow (in Russian) Mars hak A, Davis A, Wiscombe W, Cahalan ... clouds: a partial explanation for anomalous absorption. In: IRS’96 Current Problems in At- mospheric Radiation. Proceedings of the International Radiation Symposium, August 1996, Fairbanks, Alaska, ... climate. Gydrometeoizdat. Leningrad (in Rus- sian) Mulamaa YuAR (1964) Atlas of optical characteristics of waving sea surface. Estonian AS Press, Tartu (in Russian) Nesmelova LI, Rodimova OB,...
Ngày tải lên: 05/08/2014, 21:21
Short-Wave Solar Radiation in the Earth’s Atmosphere Part 6 pdf
... observations Y, and it is called an a priori information. Assuming that parameters X are characterized by a priori mean v alue ¯ X and by a priori covariance matrix D. Suppose that the parameters ... gases and wavelengths intervals has been accomplished after carrying 166 References Virolainen YaA (2000) Ground observations of heat IR radiation as an informational source about gas composition ... contained in the observational data. It is curious that Problem statement. Standard calculations of Solar Irradiance 173 Fig. 5.1. The ratio of the irradiance variation to the SD (“signal-to-noise”)...
Ngày tải lên: 05/08/2014, 21:21
Short-Wave Solar Radiation in the Earth’s Atmosphere Part 7 pptx
... Nauka, Novosibirsk (in Russian) Lenoble J (ed) (1985) Radiative transfer in scattering and absorbing atmospheres: standard computational procedures. A. DEEPAK Publishing, Hampton, Virginia Marchuk ... Gydrometeoizdat, Leningrad (in Russian) Kondratyev KYa, Ter-Markaryants NE (eds) (1976) Complex radiation experiment. Gydrom- eteoizdat, Leningrad (in Russian) Kondratyev KYa,Buznikov AA, Vasilyev OB etal.(1971) ... the irradi- ances. Although the irradiances are calculated as integrals with respect to 200 Determination of Parameters of the Atmosphere and the Surface in a Clear Atmosphere Fig. 5.1 0a, b. Results...
Ngày tải lên: 05/08/2014, 21:21
Short-Wave Solar Radiation in the Earth’s Atmosphere Part 8 pps
... the int ernal variations (Titov 1998). The analytical solutions (Tarabukhina 1987; Galinsky and Ra- manathan 1998) emphasize that the cloud heterogeneity greatly impacts the radiance and irradiance, ... in strati clouds. Atmospheric Optics 4:25–32 (Bilingual) Melnikova IN (199 2a) Analytical formulas fo r obtaining optical parameters of cloud layer from measured characteristics of solar radiation ... Loeb and Davis 1997; Galinsky and Ramanathan 1998; Marshak et al. 1998). It was shown that the in uence of geometrical variations of the cloud parameters is by an order of magnitude greater than...
Ngày tải lên: 05/08/2014, 21:21
Short-Wave Solar Radiation in the Earth’s Atmosphere Part 9 pot
... optical parameters in strati on basis of aircraft spectral measurements. Thesis of International Radiation Symposium, August, Tallinn Melnikova IN, Mikhailov VV (1993) Determination of optical characteristics ... multiple scattering of radiation on aerosols and molecular absorption and scattering into clouds. In: IRS’2000, Current problems in Atmospheric Radiation, Proceedings of the International Radiation ... of optical models (Vasilyev and Ivlev 2002). References Asano S (1994) Cloud and Radiation Studies in Japan. Cloud Radiation Interactions and Their Parameterization in Climate Models. In: WCRP-86...
Ngày tải lên: 05/08/2014, 21:21
Short-Wave Solar Radiation in the Earth’s Atmosphere Part 10 docx
Ngày tải lên: 05/08/2014, 21:21
Báo cáo lâm nghiệp: "Transformation of solar radiation in Norway spruce stands into produced biomass – the effect of stand density" doc
Ngày tải lên: 07/08/2014, 10:21
Associated factors for treatment delay in pulmonary tuberculosis in HIV-infected individuals: a nested case-control study docx
... factors asso- ciated to a delay in initiating treatment for TB in HIV- infected individuals are presented in Table 1. The variables that indicated a statistically significant association with delay, ... with delay, in the univariate model were: - clinical variables: weight loss, asthenia, sweating and chest pain; - variables related to habits and lifestyle: use of marijuana, cocaine and crack; - variables ... BMC Infect Dis 2008, 8:72. 18. Mfinanga SG, Mutayoba BK, Kahwa A, Kimaro G, Mtandu R, Ngadaya E, Egwaga S, Kitua AY: The magnitude and factors associated with delays in management of smear positive...
Ngày tải lên: 06/03/2014, 04:20
báo cáo hóa học:" Couples’ voluntary counselling and testing and nevirapine use in antenatal clinics in two African capitals: a prospective cohort study" pot
... horizontal and vertical transmission. To explore the feasibility of establishing CVCT in ant enatal clinics, we t rained clinic staff at two antena tal clinics in Lusaka, Zambia, and two antenatal ... received CVCT (956 in Kigali and 663 Table 1 Demographic characteristics of antenatal women and couples in Kigali, Rwanda and Lusaka, Zambia (n = 3625) Kigali Lusaka Individuals n = 984 mean (SD) Couples n ... regimen. Methods Setting and population The capital cities of Rwanda in east-central Africa and Zambia in south-central Africa were the locations for this study. The Rwanda Zambia HIV Research Group (RZHRG) had...
Ngày tải lên: 20/06/2014, 08:20
báo cáo hóa học: " Topological confinement in an antisymmetric potential in bilayer graphene in the presence of a magnetic field" pptx
... Franỗois Maria Peeters 1,2 and Gil de Aquino Farias 2 Abstract We investigate the effect of an external magnetic field on the carrier states that are localized at a potential kink and a kink-antikink ... states in a kink potential profile under a per- pendicular external magnetic field, both for the case of a single potential kink, as well as fo r a kink-antikink pair. One advantage of such a setup ... which are analogous to the edge states in a quantum Hall system and show a valley-dependent propagation along th e kink. From a practical standpoint, the kinks may be envisaged as configurable metallic...
Ngày tải lên: 21/06/2014, 02:20
báo cáo khoa học: " A pilot histomorphology and hemodynamic of vasculogenic mimicry in gallbladder carcinomas in vivo and in vitro" pptx
Ngày tải lên: 10/08/2014, 10:21
