Báo cáo hóa học: " Electrospray deposition of polymer thin films for organic light-emitting diodes" pot

... and electrospray deposition (ITO/PEDOT:PSS/PVK/CsF/Al). The thin films using CB/DCB showed a better current density under the same conditions. Electrospray deposition of polymer thin films ... appeared upon acceptance. Fully formattedPDF and full text (HTML) versions will be made available soon. Electrospray deposition of polymer thin films for organic light-emitting diodesNanoscale ... applicability of the electrospray process to organic thin films in OLEDs was demonstrated in small-scale devices [12]. In this work, we demonstrated nanoscale-thick organic thin films using the electrospray...

Báo cáo hóa học: " Performance characteristics of polymer photovoltaic solar cells with an additiveincorporated active layer" docx

... alsoincreased. Because of this reason, the film with 3.5 vol.% of 1,8-octanedithiol exhibited the best device perfor-mances in this work.ConclusionsThe performance characteristics of BHJ polymer solarcells ... optical properties of composite polymer/ fullerene films for organic solar cells. Adv Funct Mater2005, 15:1193-1196.14. Padinger F, Rittberger RS, Sariciftci NS: Effects of postproduction treatmenton ... that the P3HT:PCBM films possess acrystalline nature and that highly ordered structures areformed in the films using a processing additive. The crys-tallinity of P3HT in the films significantly...

báo cáo hóa học:" Performance characteristics of polymer photovoltaic solar cells with an additiveincorporated active layer" pdf

... because of the fact thatthe exciton diffusion length in a polymer system is about 5to 10 nm. Therefore, it is ne cessary to maintain a propersize of the polymer aggregate because of an efficient ... srequired for a high performance of the device. When add-ing an additive, carrier transport pathways, associated withthe crystallinity of P3HT , can be formed well. Throughthe analysis results of ... alsoincreased. Because of this reason, the film with 3.5 vol.% of 1,8-octanedithiol exhibited the best device perfor-mances in this work.ConclusionsThe performance characteristics of BHJ polymer solarcells...

Báo cáo hóa học: " The status of clinical trials: Cause for concern" potx

... one fromanother. The production of trialists is low. For example,over the period 1991-2002, of 232 PhD dissertations atthe Bloomberg School of Public Health of the Johns Hop-kins University, ... role in meeting the Nation's goal of improving the health of its citizens.*NIH definition of Clinical Studies: "The definition of Clinical Studies for this study is taken from 45CFR46.Clinical ... years. However, whattypes of studies have been performed? Some of this is dif-ficult to ascertain, but one can look at NIH-sponsoredPhase III studies** [4] and for which there are data. Unlikethe...

báo cáo hóa học: "Rasch analysis of the Multiple Sclerosis Impact Scale (MSIS-29)" pot

... thresholds of all 29 items were checked for disorder-ing. As a large proportion of items (18 of the 29 items)were found to have some level of disordering, a global res-core of items was performed ... Sub-stantial disordering of thresholds was identified for many of the MSIS-29-PHYS items, and minor disordering wasidentified for some of the MSIS-29-PSYCH items. A reduc-tion in number of response categories, ... alpha values for each of the subscales of between0.87 and 0.96 [18,19,21,23]. A number of studies haveshown overall support for the convergent and discrimi-nant construct validity of the MSIS-29-PHYS...

báo cáo hóa học: " An overview of tissue engineering approaches for management of spinal cord injuries" docx

... [213]. Preparation of a mixture of cell suspension and fibrinogen for direct transplantationto the injured spinal cord is another approach for applica-tion of fibrin in clotted form. But, such ... great deal of health budget for psychological and healthcare problems of these patients and their relatives. This justifies the cost of research into the new modalities for treatment of spinal ... inhibition of myelin-mediated axonrepulsion and provision of attractive cues within theperipheral nerves led to extension of transplanted axonsout of the spinal cord. The axons reached the muscle,formed...

báo cáo hóa học: " Vascular consequences of passive Aβ immunization for Alzheimer''''s disease. Is avoidance of "malactivation" of microglia enough?" docx

... of 4(page number not for citation purposes)Journal of NeuroinflammationOpen AccessCommentaryVascular consequences of passive Aβ immunization for Alzheimer's disease. Is avoidance of ... of α-synuclein, loss of synapses, loss of cholinergic and adrenergic fibers, loss of pyramidalneurons, and cerebral amyloid angiopathy (CAA) – depo-sition of Aβ around blood vessels.Most of ... "malactivation" of microglia enough?Steven W Barger*1,2,3Address: 1Department of Geriatrics, University of Arkansas for Medical Sciences, Little Rock, Arkansas 72205 USA, 2Department of Neurobiology...

báo cáo hóa học:" Predictive value of ovarian stroma measurement for cardiovascular risk in polycyctic ovary syndrome: a case control study" pptx

... similar to that of the ovarianvolume.Themeanofthestromaofthetwoovarieswasused for each patient in statistical analysesEvaluation of common carotid artery IMTUltrasonographic studies of common carotid ... number of follicles, whereas it is notexpression of PCOS endocrine impairment.In this study, reproducibility of the measurements of stromal volume was very close to that of ovarian volumeand of ... distance from the leading edge of the second echogenic line of the far walls of the distalsegment of the common carotid artery, the carotidbifurcation, and the initial tract of internal carotid arteryon...

báo cáo hóa học:" Greater involvement of people living with HIV in health care" potx

... paediatric formula for their chil-dren. In 2008, three of the ten million people with HIV inneed of antiretrovirals (ARVs) are actually able to accessthem [19]. For some, the risks of accessing ... human beings and taking hold of the power of that truth. Taking care of our feelings is asimportant as understanding and treatment of the physical man-ifestations of this disease. We are our ... Journal of the International AIDS Society 2009, 12:4 http://www.jiasociety.org/content/12/1/4Page 3 of 7(page number not for citation purposes)experts" on all kinds of aspects of HIV prevention,...

Báo cáo hóa học: " The equiconvergence of the eigenfunction expansion for a singular version of onedimensional Schrodinger operator with explosive factor" pptx

... 2011:45http://www.boundaryvalueproblems.com/content/2011/1/45Page 8 of 11 of x so that for x = a let W(l)=Ψ(l), the eigenvalues of (1.1)-(1.2) coincide with theroots of the equation Ψ(l) = 0, which are simple. It is easy to see that the roots of Ψ(l) ... (1.1)-(1.2) in thesimple form of q(x) ≡ 0. For q(x) = 0, the Dirichlet problem (1.1)-(1.2) takes the form−y= λρ (x)y 0 ≤ x ≤ πy(0) = 0, y(π )=0.(1:6)Let the eigenfunctions of the problem (1.6) ... zaki55@Alex-sci.edu.eg1Department of Mathematics,Faculty of Education, AlexandriaUniversity, Alexandria, EgyptFull list of author information isavailable at the end of the articleAbstractThis...

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