搜索结果: 1-15 共查到“理学 Naturally”相关记录16条 . 查询时间(0.089 秒)
‘Less than 1% probability’ that Earth’s energy imbalance increase occurred naturally
Earth’s energy imbalance Sunlight climate systems
2021/8/2
Sunlight in, reflected and emitted energy out. That's the fundamental energy balance sheet for our planet -- and for decades, it has been out of balance. The extra energy manifests as higher temperatu...
Coral reefs in Palau surprisingly resistant to naturally acidified waters（他）
Coral reefs naturally acidified waters
2014/3/17
Ocean researchers working on the coral reefs of Palau in 2011 and 2012 made two unexpected discoveries that could provide insight into corals’ resistance and resilience to ocean acidification, and aid...
Heavy Metal Content and Antimicrobial Activities of Some Naturally Occurring Facial Cosmetics from South Eastern Nigeria
Heavy Metal Content Antimicrobial Activities Occurring Facial Cosmetics South Eastern Nigeria
2012/3/14
Heavy Metal Content and Antimicrobial Activities of Some Naturally Occurring Facial Cosmetics from South Eastern Nigeria.
Global-scale analysis of satellite-derived time series of naturally inundated areas as a basis for floodplain modeling
Global-scale analysis satellite-derived time series naturally inundated areas basis floodplain modeling
2010/9/10
Floodplains play an important role in the terrestrial water cycle and are very important for biodiversity. Therefore, an improved representation of the dynamics of floodplain water flows and storage i...
Estimation of NH3 emissions from a naturally ventilated livestock farm using local-scale atmospheric dispersion modelling
NH3 a naturally ventilated livestock farm local-scale atmospheric dispersion modelling
2010/1/21
Agricultural livestock represents the main source of ammonia (NH3) in Europe. In recent years, reduction policies have been applied to reduce NH3 emissions. In order to estimate the impacts of these p...
Naturally driven variability in the global secondary organic aerosol over a decade
Naturally driven variability global secondary organic aerosol
2009/2/12
In order to investigate the variability of the secondary organic aerosol (SOA) distributions and budget and provide a measure for the robustness of the conclusions on human induced changes of SOA, a g...
A Floristical Study on Poaceae spp. Growing Naturally in Malatya Province
Malatya Poaceae (Gramineae) Morphological
2010/3/19
This study includes species of Poaceae (Gramineae) growing in Malatya province. According to the grid system used in the Flora of Turkey, the research area is situated in the B6, B7, C6 and C7 squares...
An Efficient Synthesis of Alnustone, a Naturally Occurring Compound
alnustone 4(E),6(E)-1,7-diphenyl-hepta-4,6-dien-3-one diarylheptanoid benzaldehyde benzalacetone benzylacetone cinnamaldehyde
2010/4/21
Alnustone, 4(E),6(E)-1,7-diphenyl-hepta-4,6-dien-3-one, was synthesized starting from benzaldehyde in three steps with an overall yield of 57%. The condensation of benzaldehyde with acetone gave benz...
The Effects of High Salinity on the Production of Capoeta tinca in A Naturally Contaminated River
Capoeta tinca salinity production Turkey
2010/3/30
The production properties of Capoeta tinca, the dominant fish population in a naturally contaminated stream in the Kızılırmak Basin, were studied together with the physical and chemical...
Massive developments of microbial mats following phytoplankton blooms in a naturally eutrophic bay: Implications for nitrogen cycling
microbial mats phytoplankton blooms naturally eutrophic bay nitrogen cycling
2014/6/9
Benthic nitrogen processes have received substantial attention because the release of nutrients from sediments can contribute to the requirements of pelagic primary production; their study can also gi...
Multiyear patterns of fungal biomass dynamics and productivity within naturally decaying smooth cordgrass shoots
Multiyear patterns fungal biomass dynamics productivity within naturally decaying smooth cordgrass shoots
2014/6/9
Ascomycetous fungi are predominant secondary microbial producers of the smooth cordgrass (Spartina alterniflora) shoot decay system. A 3-yr examination of concentrations of living fungal mass (as ergo...
Tetrahedral boron in naturally occurring tourmaline
Tetrahedral boron naturally occurring tourmaline
2012/4/1
Evidence for boron in both trigonal and tetrahedral coordination has been found in B magic-angle-spinning (MAS) nuclear magnetic resonance (NMR) spectra ofnatural, inclusion-free speci-mens of alumin...
Naturally occurring ferric iron sanidine from the Leucite Hills lamproite
ferric iron sanidine Leucite Hills lamproite
2012/4/5
Sanidine crystals precipitating from lamproitic magmascharacteristically contain ap-preciableamounts ofFeH. Sanidinegrainsfrom the LeuciteHillslamproites (Wyoming) have compositions in whichupto 70mol...
Naturally-Occurring Silicates as Carriers for Copper Catalysts Used in Methanol Conversion
Bentonite Copper catalysts Methanol dehydrogenation Sepiolite
2011/12/30
Bentonite- and sepiolite-supported copper catalysts have been prepared either by adsorption of Cu(II) from aqueous solutions of copper nitrate at pH …4.5 or by adsorption ofa [Cu(NH3)4]2+ complex from...
Some Naturally Occurring Illite-Smectite Interstratifications
Illite-Smectite Interstratifications Naturally
2012/2/17
Two different types of interstratified illite-smectite are found in a section of Paleozoic sediments in the Negev, Israel. One of these is detectable only by a decrease in peak width and a concomitant...