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Lead dressed like gold:Laser-altered molecules cast alchemy in a different light
Lead dressed like gold Laser-altered molecules cast alchemy different light
2017/3/14
Since the Middle Ages, alchemists have sought to transmute elements, the most famous example being the long quest to turn lead into gold. Transmutation has been realized in modern times, but on a minu...
Natural regeneration of sessile oak under different light conditions
sessile oak natural regeneration light conditions close-to-nature forest management
2015/3/27
Different variants of regeneration felling or different light conditions (total site factor 15–95%) and weed control were evaluated in relation to the 4-year development of individuals of regenerated ...
Growth and physiological state of beech seedlings grown in a nursery in different light conditions
beech chlorophyll fluorescence Fagus sylvatica light conditions morphology seedlings
2015/3/19
Seedlings of European beech of two populations (from the 4th and 7th forest altitudinal zone) were grown in a shaded and unshaded plastic greenhouse. The objective was to compare seedling growth and t...
Effects of different light intensities on anti-oxidative enzyme activity, quality and biomass in lettuce
environmental stress superoxide radicals yield vegetable
2015/3/17
Recently, the worldwide demand for romaine lettuce (Lactuca sativa L.) has been increasing. Thus, regulation measures of supplementary or shading light are often used in the production of lettuce in s...
Photosynthetic response to different light intensities and water status of two main Nothofagus species of southern Patagonian forest, Argentina
Nothofagus shade photosynthesis
2015/3/16
Net photosynthetic rate (A) and stomatal conductance (gs) of leaves of Nothofagus pumilio and N. an-tarctica seedlings were measured at different photosynthetic photon flux densities (PPFDs, 20, 150, ...
Color Changes of Fresh-cut Swiss Chard Leaves Stored at Different Light Intensity
Fresh-cut Swiss Chard Leaves Different Light Intensity
2016/6/1
In this study, the effect of continuous and periodic-light treatments on colour retention of freshly cut chard was investigated. Light sources were day light-fluorescent lamps of 1300 lux. The lamps w...
Hardness of a bleaching-shade resin composite polymerized with different light-curing sources
Composite resins Dental materials Hardness
2009/10/19
The microhardness of a bleaching-shade resin composite polymerized with different light-curing units was evaluated. Composite samples (3M ESPE Filtek Supreme) were applied to brass rings (2 mm in thic...
Influence of different light curing units on the bond strength of indirect resin composite restorations
Resin cements Composite resins
2009/10/16
The aim of this study was to evaluate the influence of different light sources on the bond strength of indirect resin composite restorations cemented with a dual-cure resin cement. The superficial den...
Effect of Thermal Cycling on Microleakage of a Fissure Sealant Polymerized with Different Light Sources
Fissure sealant Thermal cycling Microleakage
2009/9/15
The purpose of this study was to examine the effect of thermal cycling on microleakage of a fissure sealant after it was bonded with different bonding agents and polymerized with different light curin...
Microhardness Evaluation of Resin Composites Polymerized by Three Different Light Sources
Microhardness Resin composite Light curing unit
2009/9/14
This study examined the surface microhardness of four kinds of resin composites with different fillers and resin matrices. Ten specimens of 2 mm thickness and 4 mm diameter of each resin composite wer...
The Effect of Different Light Sources on Microleakage of Bleached Enamel
Bleaching Microleakage Light curing units
2009/9/11
This study evaluated the immediate effects of halogen, LED (light-emitting diode), and plasma arc curing units on microleakage of bleached enamel. The buccal and lingual enamel surfaces of experimenta...
Changes in Energy Dependence and Morphological Characteristics with the Development of Rice Nursling Seedlings Raised under Different Light and Temperature Conditions
Endosperm Number of roots Nursling seedling Photosynthesis Plant age in leaf number
2009/7/22
The developmental changes of energy dependence, from a reliance on endosperm to reliance on photosynthetic tissue, and the morphological characteristics of rice nursling seedlings were examined. The s...
Effect of Seed Preconditioning and Culture under Different Light Intensities on Callus Induction and Regeneration in Excised Cotyledon Cultures of Mungbean (Vigna radiata (L.) Wilczek)
Callus Light Mungbean Preconditioning Regeneration
2009/7/22
Different seed preconditioning treatments and light intensities were tested for their effect on the callus induction and regeneration in cotyledon cultures of mungbean ( Vigna radiata (L.) Wilczek). ...
Effects of Organic and Inorganic Fertilizers on the Growth of Rice Plants under Different Light Intensities
Growth Inorganic fertilizer Light intensity Organic fertilizer Rice plant
2009/7/16
Effects of organic fertilizer (liquid concentrated protein extract ; N : 9.2%, P2O5 : 2.4%, K2O : 3.1%) and inorganic fertilizer on the growth of rice plants were studied under various light intensiti...
Bond Strength of Orthodontic Brackets Using Different Light and Self-Curing Cements
Composite resins Dental cements Bonding Brackets
2008/12/17
The purpose of the study was to evaluate the shear bond strength of stainless steel orthodontic brackets directly bonded to extracted human premolar teeth. Fifty teeth were randomly divided into fiv...