652 research outputs found
PENGARUH PERUBAHAN ALIRAN TERHADAP LUAS PENAMPANG PANAS PADA HEAT EXCHANGER JENIS SHELL AND TUBE (EFFECTS OF CHANGES IN THE FLOW OF THE CROSS SECTIONAL AREA ON HEAT EXCHANGER TYPE SHELL AND TUBE)
As a means for heat exchange of fluids with high temperature fluid to the low temperature , a heat exchanger is expected to have a high effectiveness . Theoretically increase in the flow rate will increase the rate of displacement is wide ( Q ) . However , this makes the contact time becomes shorter . From this phenomenon , want investigated how .
The influence of the flow of the cross-sectional area of a Shell - and- Tube Heat Exchanger is the overall heat transfer coefficient ( U ) , the average temperature difference logarithmic ( ΔT LMTD ) . directly behind the broad perpindahaan flow rate ( Q )
Keywords : cross-sectional area , flow , shell - and- tube heat exchange
Investigación aplicada en personas de la tercera edad en la ZMG
Trabajo de obtención de grado en el que se presenta el modelo de negocio para una plataforma web interactiva que sirva para que las personas de la tercera edad tengan en un solo sitio a los oferentes de productos, servicios y actividades que sean de su interés. El desarrollo de esta plataforma fue el resultado de una investigación aplicada a personas de la tercera edad en la zona metropolitana de Guadalajara
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Results from a Phase 1 Study of Sodium Selenite in Combination with Palliative Radiation Therapy in Patients with Metastatic Cancer.
In preclinical studies, selenite had single agent activity and radiosensitized tumors in vivo. Here we report results from a Phase 1 trial in 15 patients with metastatic cancer treated with selenite (5.5 to 49.5 mg) orally as a single dose 2 hours before each radiation therapy (RT) treatment. Patients received RT regimens that were standard of care. The primary objective of the study was to assess the safety of this combination therapy. Secondary objectives included measurement of pharmacokinetics (PK) and evaluation of efficacy. Endpoints included assessment of PK, toxicity, tumor response, and pain before and after treatment. The half-life of selenite was 18.5 hours. There were no adverse events attributable to selenite until the 33 mg dose level, at which the primary toxicities were grade 1 GI side effects. One patient treated with 49.5 mg had grade 2 GI toxicity. Although this was not a DLT, it was felt that the highest acceptable dose in this patient population was 33 mg. Most patients had stabilization of disease within the RT fields, with some demonstrating objective evidence of tumor regression. Most patients had a marked improvement in pain and seven out of nine patients with prostate cancer had a decrease in PSA ranging from 11-78%. Doses up to 33 mg selenite were well tolerated in combination with RT. A randomized, well controlled study is needed at the 33 mg dose level to determine if selenite results in clinically meaningful improvements in the response to palliative RT
Simultaneous determination of regional left ventricular wall stresses in intact canine hearts
Von Hans Walte
On Joy, Death, and Writing: From Autobiography to Autothanatography in Clarice Lispector\u27s Works
How does one state in words the impossibility of writing? How does one translate an author who has depicted herself as silent in the very text? The Brazilian writer Clarice Lispector dares to do so. From Agua viva, one of her first novels, to Un soplo de vida, her posthumous work, Lispector enters into an egotistic self-referential movement. She dares to speak from her work, from herself, from art, and from literature, thus mixing realities of different dimensions and erasing borders between life and letter. In Agua viva Lispector interrogates the causes and effects of the writing process in order to know it, to govern it. There, she begins to experience revelatory and joyful epiphanies that later, in Un soplo de vida, become mystical. However, the tone of this later text is quite different. There, her writing presages a forthcoming silence, and because of that the illusion of apprehending knowledge by language fades as it becomes certain of the impossible..
Sharing Stories and Recommendations
In this panel, Neomi DeAnda compares growing up with life at the University of Dayton and then offers suggestions of how to make UD a more inclusive environment
Conquering and Combating Isolation
The Conquering and Combating Isolation initiative, implemented by an OMNI Resource Center intern, addressed severe isolation issues among individuals with mental health disabilities in Salinas, California. The macro-level problem encompassed the adverse effects of isolation on mental health and well-being. At the micro-level, the agency-specific issue was the heightened risk of unhealthy habits, depression and anxiety, and suicidal ideation among OMNI clients due to loneliness caused by homelessness, stigma, and a lack of social skills. The project entailed facilitating weekly peer support group discussions to minimize impacts of isolation, aiming for increased knowledge and skill-building. Findings revealed positive outcomes as clients reported learning new strategies to combat isolation. Recommendations for the agency include attempting to reach more individuals about feelings of isolation, as well as continuous knowledge checks to ensure clients are grasping the tactics being shared
The Migrant Communities Of South Sioux City
The Migrant Communities of South Sioux City is a photographic series that showcases the individual stories, intimate spaces, older generation insights and hopes for their future lives. Stories are a great way to connect with, inspire, and influence humans. Personal storytelling—the kind that reveals who we are and what we care about— are the most potent and effective ways to connect with the world around us. This project seeks out the stories of migrant workers living in the same region but from different countries. In this series, I ask questions to hear everyone’s stories and allows others to hear and remember their stories. Initiating a project like this will bring added understanding to the Siouxland community, and the appreciation and respect that all people deserve. The project is broken down into four different volumes, wherein in each volume, the images are a direct reference to that specific volume title. Stories included within the volumes are the most effective way to convey information, teach, and shape people’s opinions. The methods that I used to create this were through voice recording, collecting handwritten stories, and photographing migrant workers in the context of their communities and in the places where they work, live, and play. These photographs contain powerful messages and allow the audience to go further into these participant’s personal lives. I believe that migrant workers are underappreciated and deserve a place and a voice in the Siouxland community where they are a value of added cultural diversity. Migrant labor is work undertaken by individuals, families, or communities who have moved from abroad. Migrant workers contribute to growth and development in their ‘host’ countries or regions, while countries or regions of origin benefit from the skills these workers gather while away, and from any taxes or remittances sent ‘home.
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Mothers’ emotional attachment to the ex-spouse : the impact on mothers’ depression and parenting practices, co-parenting difficulties, and children’s behavior problems
Compared to non-parents, divorced parents must remain in each other’s lives to facilitate childrearing. Research has shown that conflict is markedly higher for divorced parents than nonparents, which lasts even ten years following divorce. This difference is, perhaps, related to challenges in differentiating current co-parental roles from their previous roles as romantic partners. This task is particularly difficult for those who experience continued longing for their ex-spouses and ongoing rumination over the dissolution of the marriage, a term we refer to as, “emotional attachment.” The primary aims of this study are to examine the consequences of mothers’ emotional attachment to the ex-spouse on children’s behavior problems, as well as investigate mediational models by which the association occurs. I hypothesized that mothers’ lingering attachment will be associated with increased depressive symptoms, disruptions in parenting practices, and co-parenting difficulties, consequently leading to more problematic behaviors in children. The current study used longitudinal, multi-method and multi-informant data of mothers (N = 319) and children (N = 319) following divorce. Using hierarchical linear modeling techniques, results indicated that emotional attachment was significantly associated with increased problem behaviors in children. In addition, mothers’ depressive symptoms mediated the link between mothers’ emotional attachment to the ex-spouse and children’s internalizing and total behavior problems, but did not children’s externalizing behavior problems. Future research is needed to uncover the ways in which mothers’ emotional attachment to the ex-spouse influences children’s externalizing behavior problems. Further implications of mothers’ emotional attachment for children’s behavior are discussed.Human Development and Family Science
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