نتایج جستجو برای: extensive variety of alteration
تعداد نتایج: 21171214 فیلتر نتایج به سال:
In this paper, we aim to present a quantitative modeling for delineating the alteration zones and lithological units in the hypogene zone of Masjed-Daghi Cu-Au porphyry deposit (NW Iran) based on the drill core data. The main goal of this work is to apply Ordinary Kriging (OK) and concentration-volume (C-V) fractal model based on Cu grades in order to separate the different alteration zones and...
OBJECTIVE To evaluate the efficacy of curative and palliative radiotherapy in the treatment of extensive stage small cell lung cancer (E-SCLC), and compare therapy effect on survival with or without metastatic disease. METHODS From January 1998 through December 2004, 128 patients with E-SCLC were treated with radiotherapy and concomitants combined chemotherapy. Radical radiotherapy, consistin...
Erythema palmare hereditarium is a very rare, benign alteration of the skin which can be found mostly on the palms and soles. The anomaly is characterized by a distinctive, extensive, sharply demarcated redness. This report presents a patient with erythema palmare hereditarium.
wettability alteration is an important method for increasing oil recovery from oil-wet carbonatereservoirs. chemical agents like surfactants are known as wettability modifiers in carbonate systems.oil can be recovered from initially oil-wet carbonate reservoirs by wettability alteration from oil-wetto water-wet condition with adding dilute surfactant and electrolyte solutions. this paper invest...
structural analysis of remotely sensed data provides a method of assessing the structural significance of large-magnitude regional metallogenesis in the kerman porphyry cu belt in the southern part of the central iranian volcanic belt. the role of large-magnitude ring structures in the distribution of hydrothermal alteration zones and porphyry copper deposits in the southern part of the kerman ...
Introduction: Dark inclusions are irregular, cmsized clasts of fine grained material found within chondrites such as Allende. They can be classified into 4 groups (A, A/B, B, and C) based primarily on the presence of components such as small scale chondrules [e.g. 1-2]. Alteration is prevalent with many dark inclusions being composed entirely of secondary minerals [3] and often surrounded by a ...
Small-cell lung cancer (SCLC) is a pathologically distinct malignancy of the lung, characterized by rapid growth, propensity for early metastatic spread, and responsiveness to chemotherapy and radiation. Despite its generally good initial response, the relapse and subsequent mortality rate remain very high. Only 3% to 8% of all patients survive 5 years, and median survival for extensive stage d...
Nowadays, there is much attention for planning of container terminals in the global trade centers. The high cost of quay cranes motivates both scholars and industrial practitioners especially in the last decade to develop novel optimization models to address this dilemma. This study proposes a coordinated optimization model to cover both Quay Crane Scheduling Problem (QCSP) and Quay Crane Assig...
Small cell lung cancer (SCLC) is an aggressive disease, in which more than 80% of patients present distant metastases at the time of first diagnosis. Chemotherapy is considered as the main treatment of extensive disease of SCLC (ED-SCLC), while the role of radiotherapy in the treatment of ED-SCLC is controversial. A case-control study was undertaken of patients diagnosed as ED-SCLC between 2004...
OBJECTIVES Current National Comprehensive Cancer Network (NCCN) guidelines recommend thoracic consolidation radiation therapy (TCRT) for patients with Extensive Stage Small Cell Lung Cancer (ES-SCLC) with response to systemic chemotherapy, based on two randomized clinical trials, which varied in patient selection and radiation therapy doses administered. The current pattern of practice among US...
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