18 results on '"DIAMONDS"'
Search Results
2. Interesses particulares e corrupção no Distrito dos Diamantes (Minas Gerais, século xviii).
- Author
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Clemente Quintão, Régis
- Subjects
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CORRUPTION , *DIAMONDS - Abstract
This article analyzes some issues related to the problem of the public and the private in the Diamantino District, Minas Gerais, during the second half of the 18th century. The objective is to discuss to what extent there was a certain distinction between the referred spheres in the studied context and how it was related to the understanding of the corruption phenomenon at the time. Based on recent historiography on the subject and the research of underexplored manuscript sources, it was possible to highlight how criticisms were abundant towards royal officers who succumbed to vices and passions, prioritizing their private interests over the public or royal interest in the exercise of their offices. [ABSTRACT FROM AUTHOR]
- Published
- 2023
- Full Text
- View/download PDF
3. A FORMAÇÃO DO ESTADO NACIONAL SUL-AFRICANO.
- Author
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Haffner, Jacqueline A.
- Subjects
NATION-state ,PRODUCTION control ,INDIGENOUS peoples ,COLONISTS ,WAR ,DIAMONDS ,ORES - Abstract
Copyright of Relações Internacionais is the property of Relacoes Internacionais and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2022
- Full Text
- View/download PDF
4. UX DESIGN E NOMOFOBIA: DESENVOLVIMENTO DE UM ASSISTENTE FACILITADOR DO USO SAUDÁVEL DE SMARTPHONES.
- Author
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Mulling, Tobias and Cardozo, Arthur
- Subjects
USER experience ,SMARTPHONES ,CELL phones ,DIAMONDS - Abstract
Copyright of Human Factors in Design is the property of Universidade do Estado de Santa Catarina and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2022
- Full Text
- View/download PDF
5. Fundamentos da notícia: análise da seleção, ordenação e nomeação propostas por Nilson Lage.
- Author
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Seixas, Lia and Santana, Eder Luis
- Subjects
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MANUFACTURING processes , *PYRAMIDS , *DIAMONDS , *JOURNALISM , *JOURNALISTIC ethics , *OBJECTIVITY in journalism , *ORDINATION - Abstract
This article aims to discuss and reposition the three elements identified by Nilson Lage in his classic book, Estrutura da notícia, as phases of the news production process: selection, ordering and naming. The idea of "phases" presented by the author is confronted from the presentation of theoretical processes that make it possible to think of these three elements not only as phases, but as foundations of news production. Updating this perspective requires, at the same time, thinking about journalism in the post-industrial logic (ANDERSON et al., 2013) and resuming foundational studies that present notions such as the lead, hierarchy and the proposed models of inverted and lying pyramid, and the "news diamond" (CANAVILHAS, 2006; BRADSHAW, 2007). Finally, Nilson Lage is presented as an important author who contributed to the field by bringing the notions of selection, ordering and naming to the center of the debate in the journalistic field. [ABSTRACT FROM AUTHOR]
- Published
- 2022
- Full Text
- View/download PDF
6. DESBRIDAMENTO CORNEANO COM BROCA DE DIAMANTE EM DEGENERAÇÃO DE CÓRNEA EM UM CÃO.
- Author
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LOPES, GISLAINE, GUBERMAN, ÚRSULA C., and BRITO, GREICE Q. S.
- Subjects
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CORNEA , *EYE drops , *DEBRIDEMENT , *DOGS , *HEALING , *DIAMONDS , *GENERAL anesthesia ,CORNEAL ulcer - Abstract
Corneal degeneration (CD) results from the deposition of lipids, calcium, and/or cholesterol in the cornea. The condition is not very responsive to clinical treatment, and lamellar keratectomy may be necessary in cases of corneal ulcers refractory to clinical treatment. Diamond burr debridement (DBD) involves polishing the cornea and can be performed without general anesthesia, but there are few studies on CD cases. This report aims to describe a case of CD treated with DBD. A 16-year-old, 4.3kg, spayed female German Spitz dog presented with a history of blepharospasm, epiphora, and conjunctival hyperemia in the right eye for one month. Ophthalmic examination revealed dense axial white-corneal opacity with positive fluorescein staining and loose epithelial border, epiphora, conjunctival hyperemia, and blepharospasm. CD and corneal ulcer were diagnosed. Eye drops containing moxifloxacin 0.3%, disodium EDTA 0.35%, and sodium hyaluronate 0.5% were prescribed, but there was no clinical improvement after 14 days. Hemogram, ALT, FA, urea, creatinine, triglycerides, ionized calcium, proteins and fractions, glucose, abdominal ultrasound, and dexamethasone suppression test were all collected and showed no abnormalities. DBD was performed, followed by the placement of a contact lens after administering anesthetic eye drops. After eight days, the ulcer was 95% epithelialized. After 21 days, complete healing was observed with a mild intra-stromal opacity. The patient has been followed for three months without recurrence. In conclusion, DBD in cases of CD has proven to be a safe, non-invasive procedure that resolved the patient's clinical condition. [ABSTRACT FROM AUTHOR]
- Published
- 2023
- Full Text
- View/download PDF
7. Cultura material e trabalho nos serviços de mineração do Distrito Diamantino (Minas Gerais, século XVIII)
- Author
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RÉGIS CLEMENTE QUINTÃO
- Subjects
Material culture ,Mining ,Diamonds ,Royal Extraction ,Work ,Latin America. Spanish America ,F1201-3799 - Abstract
RESUMO Com o propósito de intensificar o controle sobre a produção e o comércio de diamantes na segunda metade do século XVIII, a Coroa portuguesa criou a Real Extração. De 1772 em diante, esta nova administração passou a adquirir em mercados locais e europeus tudo que fosse necessário à extração das pedras preciosas e à sobrevivência de seus empregados no Distrito Diamantino. Neste artigo, estuda-se esse abastecimento pela perspectiva da cultura material, com o objetivo de evidenciar as relações possíveis entre os elementos materiais utilizados no cotidiano da extração e o trabalho de centenas de empregados e milhares de escravos. Assim, materiais para mineração, materiais de escritório, tecidos e aviamentos, artigos de luxo, drogas de botica e alimentos não serão apenas descritos, mas analisados naquele contexto social específico. O estudo da interação entre homens e objetos, longe de se apresentar como trivial, desvela o funcionamento de um mundo do trabalho ainda pouco conhecido pela historiografia da mineração.
- Published
- 2018
- Full Text
- View/download PDF
8. Caracterização dosimétrica de feixes de fótons com detector de diamante.
- Author
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Sabino, Talita, Rodrigues, Laura Natal, Furnari, Laura, Watanabe, Érika Yumi, and Menegussi, Gisela
- Subjects
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PHOTON beams , *RADIATION dosimetry , *DETECTORS , *SCANNING systems , *IONIZATION chambers , *RADIOTHERAPY , *DIAMONDS - Abstract
Objective: The present study was aimed at characterizing a diamond detector and observing its behavior. Materials and Methods: The dosimetric characteristics of 6 MV photon beams were measured by utilizing an automatic PTW MP3 scanning system with a diamond detector, and compared with measurements performed with a PTW 31010 ion chamber. Results: Measurements of dose linearity, dose rate dependence and depth dose distribution as well as dose profiles demonstrated the dosimetric characteristics of the diamond detector. Conclusion: Some measurements with diamond detector and ion chamber were validated with results published in the literature, demonstrating a good behavior of the diamond detector as compared with the ionization chamber that is widely utilized for dosimetry in radiotherapy, indicating that the diamond detector is a good choice for small field dosimetry. [ABSTRACT FROM AUTHOR]
- Published
- 2012
- Full Text
- View/download PDF
9. Diamante de Tibagi no Paraná - Patrimônio Geológico-Mineiro e Cultural.
- Author
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Liccardo, Antonio, Augusto Barbosa, Tiago, and Linete Hornes, Karin
- Subjects
CULTURAL property ,MINERAL industries ,DIAMONDS ,GOLD mining - Abstract
Copyright of Anuario do Instituto de Geociencias is the property of Universidade Federal do Rio de Janeiro, Instituto de Geociencias and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2012
- Full Text
- View/download PDF
10. Crescimento econômico impulsionado por recursos naturais: uma nota sobre a experiência de Botsuana.
- Author
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Corrêa, Daniela and Lima, Gilberto Tadeu
- Subjects
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ECONOMIC development , *ECONOMIC indicators , *DEPLETION allowances , *SEVERANCE tax , *FACTORS of production , *NATURAL resources , *POWER resources , *DIAMONDS , *EXPORT sales contracts - Abstract
Economic growth stimulated by natural resources: a note on the Botswana experience. Botswana was the fastest growing economy in the world in the 1966-1989 period. Even though the discovery and exploitation of large diamond reserves had played an essential role in such an impressive performance, favorable economic, political and institutional conditions allowed the use of the resulting large export revenues as a lever for economic growth, though not for development. [ABSTRACT FROM AUTHOR]
- Published
- 2010
- Full Text
- View/download PDF
11. Crescimento de diamante CVD em substratos de silício de grande área.
- Author
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Moro, João Roberto, Trava-Airoldi, Vladimir Jesus, Evaldo José Corat, Neto, João Eichenberger, Amorim, Amaurí, and Alves, Arnaldo Ribeiro
- Subjects
- *
CHEMICAL vapor deposition , *SILICON , *MICROSCOPY , *DIAMONDS , *NATIVE element minerals , *GEMS & precious stones , *VAPOR-plating - Abstract
Diamond films were grown through Chemical Vapor Deposition (CVD) in silicon substrates (100) of large area (80 cm²), in a hot fi lament chemical vapor deposition (HFCVD), with growth rates over 1,5 μm/h. The growth of samples was made with different gaseous fluxes and different methane percentages (CH4) in hydrogen (H2). The samples were analyzed through optical microscopy, Scanning Electron Microscopy and Raman spectroscopy scattering. Such analyzes showed the presence of a high purity diamond in all samples. [ABSTRACT FROM AUTHOR]
- Published
- 2010
- Full Text
- View/download PDF
12. From diplomacy to diamonds: Angolan president's sister in spotlight
- Published
- 2019
13. Avalia??o de recupera??o ambiental no garimpo semimecanizado de diamantes da Chapada Diamantina, Bahia
- Author
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Lima, Alisson and Lima, Carlos C?sar Uch?a de
- Subjects
Environmental recuperation ,Chapada Diamantina ,Diamonds ,Alluvial ,Environmental impacts ,Impactos ambientais ,Mining ,CIENCIAS EXATAS E DA TERRA ,Garimpo ,Diamantes ,Recupera??o ambiental ,Minera??o ,Prospect ,Aluvi?o - Abstract
Submitted by Ricardo Cedraz Duque Moliterno (ricardo.moliterno@uefs.br) on 2019-07-16T22:52:35Z No. of bitstreams: 1 Alisson Lima Disserta??o.pdf: 5677317 bytes, checksum: 0115ba11e6fb05ac3437a37fa5d1c426 (MD5) Made available in DSpace on 2019-07-16T22:52:35Z (GMT). No. of bitstreams: 1 Alisson Lima Disserta??o.pdf: 5677317 bytes, checksum: 0115ba11e6fb05ac3437a37fa5d1c426 (MD5) Previous issue date: 2018-02-27 Coordena??o de Aperfei?oamento de Pessoal de N?vel Superior - CAPES For the first time in Chapada Diamantina, a group of prospectors have organized to facilitate the continuity of the prospecting and mining of diamonds, established in 2001 the Prospectors' Cooperative of Andara? (COOGAN). COOGAN, who obtained authorization for the realization of mineral inquiry in the area between 2006 - 2013, is responsible for the environmental recovery of the degraded area of current mines, presenting a new formalized perspective of the exploitation of the alluvia diamantiferous, in the areas known as Santa Rita and Pau D'?leo. The most recent cycle of the mines of this region uses semi-mechanized techniques for sterile removal of sediments and for dredging of the layer of diamantiferous gravel. As any human action, this type of mining causes impacts to the environment, being able to contribute directly to environmental degradation, with emphasis to the destruction and / or alteration of vegetation, physio-chemical characteristics of the solo and water bodies in the adjacent mines, interfering with river courses and drainage standards. In this context, the minimization of the impacts of the exploited manual extration on the environment and the necessity of recovery of the degraded areas are key points for conflict resolution due to the mining prospects of diamonds that at present takes place in the vicinity of the Paragua?u river, in the municipality of Andara?. This research characterizes the alluvial deposits goal of mining prospects, characterized by the current forms of mining of the prospectors identifying its environmental impacts and contributing with proposals for formalizing and environmental adaptation of the small and middle miners through cooperatives and ratifying the importance of public policies that help the mine to support itself in accordance with environmental legislation. For this reason, this study will carry out an evaluation of the progressive rehabilitation of areas that were already recovered by the cooperative, noticing if the recuperation reached the standards recommended by the Brazilian mineral and environmental legislation and proposing a model of sustainable plowing. Este trabalho avaliou o processo de recupera??o ambiental de uma ?rea impactada por a??o garimpeira em um dep?sito aluvionar de diamante no munic?pio de Andara? na Chapada Diamantina, Bahia. Pela primeira vez na regi?o, um grupo de garimpeiros se organizou para viabilizar a continuidade da pesquisa e lavra de diamantes, fundando em 2001 a Cooperativa de Garimpeiros de Andara? (COOGAN). A COOGAN, que obteve autoriza??o para realiza??o de pesquisa mineral na ?rea entre 2006 ? 2013, ? respons?vel pela recupera??o ambiental da ?rea degrada dos atuais garimpos e tenta apresentar uma nova perspectiva formalizada e sustent?vel da explora??o de recursos minerais. O ciclo mais recente dos garimpos na Chapada utiliza t?cnicas semimecanizadas para remo??o dos sedimentos est?ril e para dragagem da camada de cascalho diamant?fero. Como toda a??o humana, este tipo de minera??o causa impactos ao meio ambiente, podendo contribuir de forma direta para a degrada??o ambiental, com ?nfase para a destrui??o e/ou altera??o da vegeta??o, das caracter?sticas f?sico-qu?micas dos solos e corpos d??gua nas adjac?ncias do garimpo, interferindo nos cursos d??gua e padr?es de drenagem. Nesse contexto, a minimiza??o dos impactos da explora??o garimpeira sobre o meio ambiente s?o pontos fundamentais para a continuidade da lavra garimpeira de diamantes na regi?o. Este trabalho contribui com propostas para a formaliza??o e adequa??o ambiental do pequeno e m?dio minerador atrav?s de cooperativas e ratifica a import?ncia de pol?ticas p?blicas que ajudam o garimpo a se manter em conformidade com a legisla??o ambiental. Adicionalmente, este estudo realizou uma avalia??o da reabilita??o progressiva de ?reas testes que j? foram recuperadas pela cooperativa, observando se a recupera??o atingiu os padr?es recomendados pela legisla??o mineral e ambiental brasileira e prop?s um modelo de lavra sustent?vel.
- Published
- 2018
14. Cultura material e trabalho nos serviços de mineração do Distrito Diamantino (Minas Gerais, século XVIII)
- Author
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Quintão, Régis Clemente
- Subjects
Diamonds ,Work ,Royal Extraction ,Diamantes ,Mineração ,Trabalho ,Material culture ,Mining ,Cultura material ,Real Extração - Abstract
The Extração Real (Royal Extraction) was created in the second half of the eighteenth century by the Portuguese Crowzvn to intensify their control over the production and trade of diamonds. From 1772 onwards, the new administration began to acquire in European and local markets, everything that was necessary for the extraction of precious stones and the survival of its employees in the Diamantino District. In this article, we study this supply through material culture, with the objective of evidencing the possible relations between the material elements used in the daily extraction and the work done by hundreds of employees and thousands of slaves. Thus, materials for mining, office supplies, fabrics and sewing items, luxury goods, drugs and food will not only be described, but analyzed in that specific social context. The study of the interaction between men and objects, far from being trivial, unveiled the operation of a labor world still little known by the historiography of mining. Com o propósito de intensificar o controle sobre a produção e o comércio de diamantes na segunda metade do século XVIII, a Coroa portuguesa criou a Real Extração. De 1772 em diante, esta nova administração passou a adquirir em mercados locais e europeus tudo que fosse necessário à extração das pedras preciosas e à sobrevivência de seus empregados no Distrito Diamantino. Neste artigo, estuda-se esse abastecimento pela perspectiva da cultura material, com o objetivo de evidenciar as relações possíveis entre os elementos materiais utilizados no cotidiano da extração e o trabalho de centenas de empregados e milhares de escravos. Assim, materiais para mineração, materiais de escritório, tecidos e aviamentos, artigos de luxo, drogas de botica e alimentos não serão apenas descritos, mas analisados naquele contexto social específico. O estudo da interação entre homens e objetos, longe de se apresentar como trivial, desvela o funcionamento de um mundo do trabalho ainda pouco conhecido pela historiografia da mineração.
- Published
- 2018
15. 'Vinha na fé de trabalhar em diamantes.' Escravos e libertos em Lençois, Chapada Diamantina-Ba (1840-1888)
- Author
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Martins, Romulo de Oliveira, Pires, Maria de Fátima Novais, Albuquerque, Wlamyra Ribeiro de, and Castellucci Junior, Wellington
- Subjects
Chapada Diamantina ,Diamonds ,Freed ,Libertos ,Diamantes ,Slaves ,Escravos ,Ciências Humanas - Abstract
Submitted by Oliveira Santos Dilzaná (dilznana@yahoo.com.br) on 2015-04-29T14:55:04Z No. of bitstreams: 1 Dissertação Romulo de Oliveira Martins.pdf: 3309157 bytes, checksum: fdf1f86a6f28eb572ab98287535ed027 (MD5) Approved for entry into archive by Ana Portela (anapoli@ufba.br) on 2015-05-05T17:19:27Z (GMT) No. of bitstreams: 1 Dissertação Romulo de Oliveira Martins.pdf: 3309157 bytes, checksum: fdf1f86a6f28eb572ab98287535ed027 (MD5) Made available in DSpace on 2015-05-05T17:19:27Z (GMT). No. of bitstreams: 1 Dissertação Romulo de Oliveira Martins.pdf: 3309157 bytes, checksum: fdf1f86a6f28eb572ab98287535ed027 (MD5) CAPES Em 1844, a descoberta dos diamantes na Chapada Diamantina transformou aquela região, anteriormente pouco povoada, em uma das áreas mais dinâmicas da província da Bahia. A atenção atraída pelas pedras preciosas possibilitou formar um ativo comércio, sustentado por redes de abastecimento que ligou aquela região ao litoral, aos sertões da província da Bahia, às províncias vizinhas, bem como estabeleceu diversas conexões entre a Chapada e outros países. Foi utilizada de forma ampla a mão-de-obra escrava em todos os setores da economia, com destaque para as atividades de mineração. Escravos de diferentes lugares foram direcionados para Lençóis, boa parte dos africanos desembarcados na Bahia nos últimos anos do tráfico negreiro também. Indivíduos que viviam restrições impostas aos egressos do cativeiro na província da Bahia ou mesmo em províncias vizinhas perceberam naquela corrida às minas uma possibilidade de melhor viver. São histórias que permitem observar, entre outros aspectos: a vida cotidiana dos escravos na Chapada; as possibilidades de ascensão; a dinâmica do tráfico transatlântico; o trânsito de cativos entre a escravidão e a liberdade; o estabelecimento de laços afetivos; a difusão de redes de solidariedade; a ampla utilização do braço escravo etc. É por meio desse enredo que essa dissertação propõe analisar as estratégias de sobrevivência, as redes de relações pessoais, familiares, étnicas e as diferentes formas de solidariedade entre escravos e libertos em Lençóis no tempo dos diamantes. In 1844, the discovery of Diamonds in Chapada Diamantina turned that region, previously sparsely populated, in one of the most dynamic areas of the province of the state of Bahia. The attention attracted by precious stones enabled from an active trade, supported by supplies networks that connected the region to the coast to the hinterlands of the province of Bahia, to neighboring provinces, as well as it has established several connections between Chapada Diamantina and other countries. It was used a widely hand-slave labor in all sectors of the economy, specially mining activities. Slaves from different places were targeted to Lençóis, most Africans landed in Bahia in the last years of the slave trade as well. Individuals living restrictions on graduates from captivity in the province of Bahia or even in neighboring provinces realized that race to mine a chance to better living. These are stories that allow us to observe, among other things: the daily lives of slaves in Chapada Diamantina; possibilities of ascent, the dynamics of transatlantic traffic, the transit of prisoners between slavery and freedom; establishing affective ties; diffusion networks solidarity, the extensive use of slave labor etc. Based on this plot, this essay proposes to examine the survival strategies, networks of personal relationships, family, ethnic, and different forms of solidarity among slaves and freedmen in Lençóis during the age of diamonds.
- Published
- 2013
16. The relatioships betwen work satisfation affective organizational commitment and turnover intention: a study in a diamond mining in Angola
- Author
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Francisco, João Domingos da Silva, Claro, Jose Alberto Carvalho dos Santos, Siqueira, Mirlene Maria Matias, and João, Belmiro do Nascimento
- Subjects
Intenção de Rotatividade ,Satisfação no Trabalho ,Diamonds ,Indústria Mineradora ,Diamantes ,Affective Organizational Commitment ,Comprometimento Organizacional Afetivo ,Mining Industry ,CIENCIAS SOCIAIS APLICADAS::ADMINISTRACAO [CNPQ] ,Job Satisfaction ,Turnover Intention - Abstract
Made available in DSpace on 2016-08-02T21:42:32Z (GMT). No. of bitstreams: 1 JDFrancisco3.pdf: 326836 bytes, checksum: d425aa8b2f5ce720939ace48ebbb5fac (MD5) Previous issue date: 2013-09-30 Much has inquired about the antecedents of turnover intention. Among the possible variables with ability to relate to plans of employees leaving the organization stand out, job satisfaction and affective organizational commitment. The present study aimed to analyze the relationship between these three variables, job satisfaction, affective organizational commitment and turnover intention . Linking objectives through its internal or external stimuli, unraveled in the study in a diamond-mining in Angola where we analyzed the relationships between the three variables. 151 employees participated in the survey, all of Angolan nationality, randomly selected in different areas of the same company. After questionnaires with this three validated measures and accurate processing of the date, all numerical in nature, was processed by the software Statistical Package for the Social Sciences SPSS, version 19.0 for Windows. It was found that the mean age of participants was 38.34 (SD = 8.42) years, mostly male, unmarried, with complete secondary school, not exercising management positions, belonging to the group (GP III) a total of 89 (58.9%), doing much of his work with another person or group, with working time ranging from 1 (one) to 16 years. The descriptive results indicate that workers hold a picture of job satisfaction, satisfaction with the largest proportionate number of times and opportunities to be promoted with the professional capacity of their leaders, foud in understanding each other and the way they are treated by their heads, and lower with the kind of friendship, trust and spirit of cooperation demonstrated by their colleagues, as well as the ability absorbed and salary compared to how it works. The framework of affective organizational commitment, shows greater affection issues the company in making the employee fell proud of it and happy with it, as the slightest affection related issues fell enthusiastic about her and interested in her. Correlation analysis by Pearson s r indices reported negative and significant between the two variables and turnover intention. These results stated that the plan to leave the company where they work and less and less as they raise levels of job satisfaction and affective organizational commitment. Muito se tem investigado sobre os antecedentes de intenção de rotatividade. Dentre as possíveis variáveis com capacidade de se relacionar aos planos dos trabalhadores deixarem a organização destacam-se: satisfação no trabalho e comprometimento organizacional afetivo. O presente estudo teve como objetivo geral analisar as relações entre estas três variáveis; satisfação no trabalho, comprometimento organizacional afetivo e intenção de rotatividade. Ligando-se aos objetivos através dos seus estímulos internos ou externos, desvendados no estudo em uma mineradora de diamantes em Angola onde foram analisadas as relações entre as três variáveis. Participaram na pesquisa 151 trabalhadores, todos de nacionalidade angolana selecionados aleatoriamente em diferentes áreas da mesma empresa. Após aplicação do questionários com três medidas validadas e precisas, o tratamento dos dados, todos de natureza numérica, foi processado pelo software estatístico Statistical Package for the Social Science SPSS, versão 19.0 para Windows. Apurou-se que a idade media dos participantes era de 38,34 (DP = 8,42) anos, sendo a maioria do sexo masculino, solteira, com o nível médio completo, não exercendo cargo de chefia, pertencendo ao grupo (GP - III) um total de 89 (58,9 %), realizando grande parte do seu trabalho com outra pessoa ou em grupo, com tempo de trabalho variando entre 1 (um) e 16 anos. Os resultados descritivos indicam que os trabalhadores detêm um quadro de satisfação no trabalho, com satisfações maiores proporcionadas pelo número de vezes e oportunidades de serem promovidos, com a capacidade profissional de seus chefes, no entendimento encontrado entre si e na maneira como são tratados pelos seus chefes; e menores com o tipo de amizade, confiança e espírito de colaboração demonstrada pelos seus colegas de trabalho, assim como com a capacidade absorvida e o salário se comparado com o quanto trabalha. O quadro do comprometimento organizacional afetivo demonstra maior afeto as questões relacionadas a empresa em fazer o empregado sentir-se orgulhoso e contente com ela. Análises de correlação pelo r de Pearson informaram índices negativos e significativos entre as duas variáveis e intenção de rotatividade. Tais resultados informam que o plano de deixar a empresa onde trabalham é cada vez menor à medida que se elevam os níveis de satisfação no trabalho e comprometimento organizacional afetivo.
- Published
- 2013
17. Potencialidades da formação Calonda no Nordeste de Angola
- Author
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Nascimento, Marcela Gaspar Mendes da Costa and Henriques, Pedro Damião de Sousa
- Subjects
Bucket wheel excavator ,Diamonds ,Angola ,Economics ,Diamantes ,Economia ,Calonda ,Escavadora de baldes múltiplos - Published
- 2013
18. Caracterização dos diamantes da província kimberlítica de Juína (MT), e distritos diamantíferos de Espigão D'Oeste (RO), Cacoal (RO) e Diamantina (MG)
- Author
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Filemon, Kelusodi Eduardo [UNESP], Universidade Estadual Paulista (Unesp), Carvalho, Sebastião Gomes de [UNESP], and Gobato, Yara Galvão [UNESP]
- Subjects
Fotoluminescência ,Diamonds ,Geologia economica ,Diamantes ,Caracterização de diamantes ,Kimberley Process Certification System - Abstract
Made available in DSpace on 2014-06-11T19:32:21Z (GMT). No. of bitstreams: 0 Previous issue date: 2005-11-18Bitstream added on 2014-06-13T20:43:18Z : No. of bitstreams: 1 filemon_ke_dr_rcla.pdf: 3595270 bytes, checksum: fe777c131792428b6cb28f195196ddad (MD5) Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) O Sistema de Processo de Certificação de Kimberley foi instituído pela Organização das Nações Unidas (ONU) no ano 2000. O Brasil que ocupa a nona posição no ranking dos paises produtores de diamantes, aderiu a esse acordo internacional que tem servido como um mecanismo de certificação de origem geográfica de diamantes brutos destinados à exportação e importação. Considerando-se a extrema importância na determinação da procedência dos diamantes brutos. Foi desenvolvida a presente pesquisa visando caracterizar lotes representativos de diamantes da província kimberlítica de Juína (MT), e dos distritos de Cacoal (RO), Espigão Dþoeste (RO) e Diamantina (MG), utilizando técnicas de fluorescência, espectroscopia infravermelha, fotoluminescência (PL), ressonância paramagnética eletrônica (EPR) e Raman, além de estudos de morfologia, texturas de superfícies e granulometria. Os dados obtidos, através da análise estatística de populações das quatro áreas diamantíferas estudadas mostraram predomínio de diamantes de cor marrom em Juína, e de pedras incolores nos distritos do Cacoal, Espigão Dþoeste e Diamantina. A província de Juína destaca-se pela presença de fragmentos irregulares e raríssimos cristais dodecaedros e octaedros, enquanto nos distritos de Diamantina e de Espigão Dþoeste predominam diamantes com hábito dodecaedro. O comportamento ao infravermelho mostrou, na província kimberlítica de Juína uma proporção elevada de diamantes tipo IIa (15%), diamantes tipo IaB (20%) e diamantes tipo IaAB (65%) apresentando este último, alto estado de agregação do nitrogênio. Os diamantes dos distritos de Cacoal, Espigão Dþoeste e Diamantina enquadram-se na classificação do tipo IaAB, variando seu estado de agregação de nitrogênio. Observados sob luz ultravioleta, os diamantes estudados mostraram diferenças nas cores de fluorescência,... In 2000 the United Nations established the Kimberley Process Certification System in order to avoid illegal diamond trading, especially those from the African continent Brazil, which holds the ninth position in the diamonds trading ranking has joined such international agreement that helps as a geographic origin certification mechanism for exporting and importing. Considering the importance in determining the unpolished diamonds origin, the present study have been developed with the aim objective to describe representative diamond amounts or lots from the Kimberlitic Province of Juína (MT), Cacoal (RO) and Espigao Df oeste (RO) and Diamantina (MG) districts. Using spectroscopy techniques, infrared, photoluminescence, electronic paramagnetic resonance and Raman have been used. In addition, other techniques and procedures such as morphology 1 surface roughness and granulometry were applied. Statistical population analysis of four studied diamond bearing areas indicated several particular characteristics. Where some colors highly predominate in a determined region. Brownish colored diamonds are predominant in Juína provence and colorless crystals are present in Cacoal, Espigão Dþoeste and Diamantina districts. The irregular habit is predominant in Juina Provence but rarely dodecahedral and octahedral crystals were found. In Diamantina and Espigao Dþoeste. Diamonds with dodecahedral habits are predominant. In the Juina kimberlitic province the infrared analysis have shown a high amount of type IIa (15%), type Iab (20%) and type IaAB (65%) diamonds, the last type bearing high nitrogen aggregation. Cacoal, Espigão Dfoeste and Diamantina diamonds were classified as IaAB type showing variations in the nitrogen aggregate state. Ultraviolet analysis showed different fluorescence colors for each province caused by variable rare-earth elements concentrations... (Complete abstract, click electronic access below)
- Published
- 2005
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