نتایج جستجو برای: supine bending films
تعداد نتایج: 126567 فیلتر نتایج به سال:
In order to improve the performance of various flexible electronic devices, the research on the transparent conductive thin films becomes very intensive in the recent years. In this work, we studied mechanical and thermal behaviors of two types of transparent conductive thin films, Poly(3,4-ethylenedioxythiophene) (PEDOT) as an example on polymer conductive thin film, and indium tin oxide (ITO)...
A 56-year-old woman presented with intermittent vertical diplopia and exophthalmos of the left eye, which become apparent when she was bending over. Examination disclosed mild limitation of supraduction and lid lag of the left eye. Bending over induced profound exophthalmos of the left eye (video) and aggravated vertical diplopia. The exophthalmos was confirmed by an exophthalmometer, which sho...
Slippage toughness measurement of soft interface between stiff thin films and elastomeric substrate.
Traditional interfacial toughness measurements for thin films on substrate are not appropriate to the structure composed of stiff films and soft substrate. This paper describes a new bending test system to measure the interfacial toughness for the soft interface between stiff films and elastomeric substrate. The experimental setup including the loading stages is easy to operate and scanning ele...
Aim: To determine how accurately pre-operative stress radiographs predict the final outcome in adolescent idiopathic scoliosis surgery. Methods: Records of 20 patients were reviewed retrospectively. Pre-operative correction was measured by comparing the initial Cobb angle of the main structural curves on plain standing radiographs to values measured at corresponding levels after correction on t...
Craniospinal irradiation remains an important technique in the management of malignancies of the central nervous system. It is technically demanding, with potential for treatment field overlap or gaps to yield unacceptable dosimetric heterogeneity. A method to accurately simulate and verify the three-field junction is described. We use a comfortable supine position to minimize patient movement....
Structural aspects of organic molecular films, such as disordering, packing density, molecular bending or tilts, and phase separation, influence electrical properties as well as friction and adhesion. This indicates a correlation between nanomechanical and charge transport properties of molecular films at the molecular scale. In this review, we highlight the recent studies on correlations betwe...
Mechanical bending is ubiquitous in heteroepitaxial growth of thin films where the strained growing film applies effectively an “external” stress to bend the substrate. Conventionally, when the deposited film is much thinner than the substrate, the bending increases linearly with increasing film thickness following the classical Stoney formula. Here we analyze the bending of ultrathin nanometer...
OBJECTIVES/HYPOTHESIS Persistent direction-changing positional nystagmus (DCPN) during the supine head-roll test is a typical finding of cupulopathy. The aim of this study was to introduce a simple method of evaluating patients with cupulopathy (light cupula and heavy cupula), which is performed in a seated position, and investigate its diagnostic utility and use for lateralization. STUDY DES...
The availability of computed radiography has opened the possibility of using reduced dosage for radiographs in clinical settings and reducing the retake rate. A prospective controlled study was carried out over a period of four months comparing conventional X-rays and computed radiography. The aim was to assess if computed radiography at 50% normal dosage would result in films of adequate quali...
Flexible organic solar cells (OSCs) composed of blended films of poly(3-hexylthiophene) (P3HT) and [6,6]-phenyl-C61-butyric acid methyl ester (PCBM) were fabricated and investigated with chemically doped multilayer graphene films as transparent and conducting electrodes on plastic substrates. The sheet resistance of the chemically doped graphene film was reduced to half of its original value, r...
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