influence of additives on recycled polymer blends

... Electron concentration is thus believed to be mainly determined by the concentration of oxygen vacancies like any other metal oxide semiconductors. The rather fast increase of electron concentration ... variation. However, we could not find any systematic influence of employed binders on the carrier concentration. Electron concentration was observed to increase slightly in the temperature range of ... adsorption of oxidizing NO gas, i.e., the anionic adsorption of NO molecules, xx Fig. 5. Variation of resistance as the sample temperature is varied in normal air condition and in the ambience of...

Ngày tải lên: 20/03/2014, 13:04

... of sexual orientation because sex hormone action underlines sexual differentiation and the development of secondary sex characteristics. Studies of the association of sex hormone levels during ... The Influence of Parents on Their Children's Sexual OrientationBailey, J. Michael. Sexual Orientation of Adult Sons of Gay Fathers. Developmental Psychology. ... 1, 3-11Meyer-Bahlburg, Heino F.L. Parental Influences on the Development of Homosexual Orientation. Developmental Psychology. 1995, Vol. 31, No. 1, 12-21Patterson, Charlotte. Sexual Orientation and Human Development....

Ngày tải lên: 02/04/2014, 17:59

... transition of an intervention from the laboratory to clinical practice. Introduction The status of translational research (defined as the pro- gression of scientific advance from inception to ... of Translational Medicine 2010, 8:62 http://www.translational-medicine.com/content/8/1/62 Page 4 of 5 early stages of clinical testing; all journals, with the excep- tion of ophthalmology, consist ... weight of clinical evidence for and against an intervention. Clinical evidence of efficacy relies on the dissemination of research results, usually by publication in medical journals which is often...

Ngày tải lên: 18/06/2014, 16:20

Ngày tải lên: 05/07/2014, 20:21

... part of them have been converted into shapeless crystals of the skeleton structure. The changes in the skeleton structure are negligible. The conversion of the energetic structure into skeleton one ... the three-component expander blends yield shorter cycle lives. 3.7. Influence of temperature on the cycle life of negative plates The temperature of cycling exerts a strong in¯uence on the cycle ... compression endures 100 cycles (at 60% end -of- life). 3.3. Influence of temperature on the cycle life of negative plates To investigate the in¯uence of temperature on the cycle life of VRLA cells...

Ngày tải lên: 05/07/2014, 21:20

... Separation was based on the great density of bristles on the pronota in females and/or bigger frontal projection typical for males. Separation of sexes of living, hand-held beetles was done using ... variability of trees, all logs were taken from one tree. Rearing was per- formed at a stable temperature of about 24°C and in the conditions of a long day (15 hours). Estimation of the effect of sub-sterilizing ... already common. Taken in aggregate, a successful implementation of SIT in Ips typographus and/or other insects control may take a long time. CONCLUSIONS e impact of treatment on basic rearing...

Ngày tải lên: 07/08/2014, 03:22

... reaction via ionic bonds [19,20]. Strong ionic repulsion forces between complexes prevent close contact of magnetite particles thus affording controls on the particles' sizes [21]. Triton ... various additives. Generally, the additives have a significant influence on the size and size distribution of resultant products. In relation to the normally prepared magnetite, the type of additives ... strong influence on the shape of as-formed particles by governing the growth rate of various crystallographic surfaces and create orientations in crystals formation [30]. With the exception of...

Ngày tải lên: 07/08/2014, 14:20

... treatment, ammonium concentrations in tap- root and nitrate concentrations in leaves remained below the detection threshold of the colorimetric method. 3.3. Numeration of bacteria The number of total ... waterlogging, Plant Sci. 163 (2002) 117–123. [2] Arnon D.F., Ammonium and nitrate nutrition of barley at different seasons in relation to hydrogen ion concentrations, manganese, copper and oxygen supply, ... cot- yledon amino acid containt of flooded seedlings remained slightly higher than in control but at day 34 of stress exposure the flooded cotyledons contained 2-fold higher amino acid con- centrations...

Ngày tải lên: 08/08/2014, 00:22

... strategies: seasonal regeneration by seed. The type of seed bank is type 3, a small amount of seed persists in the soil but concentrations of seed in the soil are only high ... la zone brûlée que dans la zone témoin et aussi plus impor- tant dans la strate superficielle que dans la strate profonde des deux zones. Dans la zone témoin, on a ... all of these activities came to an end owing to social and economic transformations carried out at that time. This has had an influence on the accu- mulation of fuel,...

Ngày tải lên: 08/08/2014, 14:21

... its saturation plateau corresponds to the light conditions most commonly found by the plant in its natural environment (Tsel’Niker, 1977). Under these conditions, shade phenotypes ... to the quantum yield of the leaf (number of moles of CO 2 assimilated per mole of photons absorbed by the leaf) except that only incident photon flux density was measured. Light-saturated ... Physiol 15, 299-315 Tsel’Niker YL (1977) Regulation of processes of CO 2 exchange and morphogenesis of forest trees under conditions of shading. Sov Plant Physiol 24, 43-48 Whitmore...

Ngày tải lên: 08/08/2014, 19:21

... mobilization and migration. Conclusion The major conclusion of our study is that, in our model of hypoxic pulmonary artery remodeling without endothe- lial disruption, the adhesive bone marrow-derived ... or hypoxic conditions during 3 weeks. The tolerance of these injections was good and no animals died or showed rejection. From confocal microscopy observation centered on the injection injury (fig. ... con- firmed the absence of GFP-labeled cells into the media of small pulmonary artery, as well as into their lumen. Effects of hypoxia Another conclusion of our study is that exposure to chronic...

Ngày tải lên: 12/08/2014, 18:20

... PCO 2 = partial carbon dioxide tension. Available online http://ccforum.com/content/6/6/463 In the present issue of Critical Care, Dubin and collaborators [1] report the results of a study in which ... conducted in sheep is an important confirmatory study of our previous studies that dealt with differential effects of IH and HH on P CO 2 gap [2,3]. In those earlier reports, we clearly demonstrated ... dependency must consider important experimental conditions, which were clearly present in our previous studies [2,3]. The first condition is that the lowest D O 2 value reached by the end of the decreased...

Ngày tải lên: 12/08/2014, 19:21

Ngày tải lên: 12/08/2014, 20:20

Ngày tải lên: 12/08/2014, 22:21

Ngày tải lên: 12/08/2014, 22:22

Ngày tải lên: 14/08/2014, 19:22

Ngày tải lên: 14/08/2014, 19:22

... standard" of the bone grafting procedures in the oral and maxillofacial region. However, creation of a se- cond surgical site, prolonged operation time, donor site morbidity, inadequate bone volume ... Osteoconduction of different sizes of anorganic bone particles in a model of guided bone regeneration. Br J Oral Maxillofac Surg. 2011 Jan;49(1):37-41. 23. Bush D, England B, Tucci M, Cason ... Although HBOT is considered a valuable ad- junct on the healing of bone lesions in different ana- tomical regions with ischemic perfusion, the current knowledge about its influence on bone graft substi- tutes...

Ngày tải lên: 25/10/2012, 11:15

... ulceration. The principal mechanism of action of all NSAIDs is the inhibition of the biosynthesis of prostaglandins by blocking the activity (selectively and/or non-selectively) of two isoforms of ... gastric acid se- cretion, regulation of vascular tone, regulation of ren- al blood flow, and regulation of platelet aggregation [11,12]. The gastric ulcerogenic action of NSAIDs is be- lieved to occur ... pathological conditions, conti- nuous release of prostaglandins usually contributes to certain physiological functions in both humans and animals. These include inhibition of gastric acid se- cretion,...

Ngày tải lên: 26/10/2012, 08:57