55 research outputs found

    Gambaran Disfungsi Ereksi Pada Pasien Dengan Benign Prostatic Hyperplasia (BPH) Di Klinik Advent Tikala Manado

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    : Erectile dysfunction (ED) is an inability to achieve an erection sufficient for intercourse with his partner which causes dissatisfaction for both of them. The etiology of ED is classified as psychogenic, organic, drug abuse, and also by post-surgery. Benign prostatic hyperplasia (BPH) is a disease caused by aging. BPH clinical signs usually appear in more than 50% of men aged ≥50 years. This was a survey-descriptive study with a cross sectional design. Samples were obtained by using purposive sampling technique. Respondents were patients at Efrata Adventist Clinic in Manado. The instrument in this study was modified IIEF-5 questionnaire. The results showed that based on the duration of BPH, respondents who suffered from BPH >3 years were as many as 75.0% and 3 years was classified as moderate

    Effect of controlled doping on electrical properties and permittivity of PTSA doped polyanilines and their EMI shielding performance

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    Emeraldine base (EB) has been protonated with different concentration of para-toluene sulfonic acid (PTSA) to form doped polyanilines (PANIs). These samples have been characterized by various techniques and a detailed correlation between dopant concentration and structural, thermal, electrical and electromagnetic properties has been established. The FTIR/UV-Visible and EPR spectra confirm the formation of polarons as proto-generated charge carriers whose concentration follows the dopant concentration trend. It was also observed that increase in doping level leads to systematic improvement of electrical conductivity (1.2x1(-9) to 5.3 S/cm) as well as complex permittivity (epsilon'similar to 5.5 & epsilon"-0.6 to epsilon'similar to 22.3 & epsilon"similar to 24.6) with parallel improvement of electromagnetic (EM) radiation blocking capacity from -3.8 dB (for EB) to -23.9 dB (for 1.0 M PTSA doped Sample). Further, the attenuation was found to be critically dependent on dopant concentration, complex permittivity and electrical conductivity revealing that both polarization as well as conduction is important for achieving high attenuation. It was also observed that reflection is main phenomenon at low doping level whereas absorption becomes increasingly important at higher doping levels and extends dominant contribution towards total attenuatio

    Modification at Lattice Scale for an Optimized Optical Response of Alx(ZnO)1-x Nanostructures

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    We report the systematic changes of nano-scaled featur es and optical properties in a promising transparent oxide material, namely, Al x (x = 0, 1, 2 and 5%) doped ZnO 1-x (AZO). Electron microscopy investigations revealed the alterations at lattice scale depending on th e presence of Al-content in ZnO nanostructures. Lat- tice spacings of 0.26 and 0.28 nm oriented along the (0002) and (10 1 0) planes, respectively, were attributed to euhedral-and facetted-structures of hexagonal-ZnO. Th e AZO samples were furthe r characterized by XRD, SEM, UV-vis spectrophotometry, Raman spectroscopy and photoluminescence studies. It has been shown that at a dopant concentration of 2% Al in ZnO, an optimal balance could be achieved between microstruc- ture and optical properties

    Household Air Pollution intervention implications: findings from qualitative studies and a field trial of clean cookstoves in two rural villages in India

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    Exposure to household air pollution is estimated to be the 3rd largest contributor to the global burden of disease and the largest contributor in South Asia. Unacceptability of improved cook stoves by the intended user has been identified as a crucial factor hindering uptake and sustained use. We conducted a qualitative study to understand the socio-cultural factors that influence acceptance of improved cookstoves and conducted a systematic field trial in two rural villages in Maharashtra, India. The qualitative study used semi-structured in-depth interviews and focus group discussions. We included women primarily responsible for household cooking, their husbands, senior women in their households, and community health workers. We also conducted kitchen observations. The results indicated low awareness and knowledge of the health risks associated with traditional cookstove use although high prevalence of household air pollution (HAP) exposure symptoms among all groups. Women were resigned to using traditional cookstoves although they did not like them. The field trial findings were dominated by responses concerned with convenience and health advantages. We identify important issues to be considered when introducing an improved cookstove programme that will increase acceptability and potentially sustained used of improved cookstoves

    Morphology of Atmospheric Particles over Semi-Arid Region (Jaipur, Rajasthan) of India: Implications for Optical Properties

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    The regional dust morphology and spectral refractive indices (RIs; governed by hematite, Fe2O3 content at short wavelengths) are key elements for ascertaining direct radiative forcing of mineral dust aerosols. To provide morphological features of background mineral dust from a semi-arid zone in the vicinity of the Thar Desert, we carried out an expedition to the Jaipur city during late winter of 2012. Morphological analysis reveals the predominance of "Layered", "Angular" and "Flattened" particles, while the frequency distribution of a total of 235 dust particles shows the aspect ratio, AR and circularity parameter, CIR (measures of particle's non-sphericity) typically similar to 1.4 and similar to 0.8, respectively. Sensitivity analysis at 550 nm wavelength reveals the equivalent sphere model may underestimate Single Scattering Albedo, SSA for the dust with low (similar to 1.1%) hematite by similar to 3.5%. Both underestimation (by similar to 5.6%) and overestimation (up to 9.1%) are probable in case of dust with high hematite content (similar to 5.68%). In addition, the effect of AR on the dust scattering is significant in case of dust with high hematite content. More such regionally representative dust morphological data are required for better estimation of regional radiative forcing of mineral dust aerosols

    Performances of the self as documents of culture

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    Research Paper This paper proposes that artists’ photographic self–portraits are documents of culture. It affirms that through performances of the self and body, the artists have the ability to critique the values of the society with which they engage, particularly in relation to race, class and gender. Framed by my lived experience as a person of mixed heritage (Fijian and Anglo Australian) in Australia, this research looks to find new ways for an audience to experience self-performance that demands a reconsideration of the way coloured bodies are understood and therefore valued within Australian society and contemporary art. It also proposes that due to the long history of artist self-portraiture, a new ‘expanded’ form of self-portraiture is needed to present new ways of seeing and viewing ‘the self’. The term ‘expanded’ is used here to reposition the audience perspective of the artist’s body and the presence and absence of the artist’s body. This research examines the photograph as an object, the body represented through objects, and self-portraiture represented through other bodies, positioning these various modalities of portraiture as demanding new forms of engagement from audiences. In support of my claims this research examines the self-performances of artists such as Jean Michael Basquiat, Jin Mi Yoon, Samuel Fosso, Lorna Simpson, Yinka Shonibare and Fred Wilson, as well as the writings of Amelia Jones, Homi Babha and Okwai Enwezor among others. Creative Work The creative work for this research project follows the parameters set by the chapter headings. Works take the form of photographic prints, an Instagram series, sculptural installation and the documentation of a performance. These examples of my creative work present performances of the self in a tableau, performances through objects and performances through other bodies

    Culture Connect

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    With Tawale, I initiated a collaboration with the Murray Albury Museum of Art (MAMA) and the Multicultural Youth Council (MYCAW) entitled ART CLUB (then retitled CULTURE CONNECT in 2018) to open up the Museum to recent migrant youth living in the area. The workshop responded to the Museum's desires to better engage with the region's growing migrant population, and MYCAW's desire for more cultural activities and ways of forming community. Tawale and I deployed socially engaged art methods, including participatory workshops, dialogue and ongoing consultation with the multiple stakeholders to deliver this project. CULTURE CONNECT initiated an ongoing collaboration between MYCAW and MAMA introducing youth to the various spaces of the museum, including its collection and archives, while also focussing on planning toward developing an ongoing art-based workshop led by the Youth Council

    Salote the artist

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    A documentary trailer based on video installation artist Salote Tawale that explores the artist as celebrity by engaging with the mythologies of the studio and celebrated artists created over the last 200 years
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