phase defect

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• luteal phase defect — inadequate secretory transformation of the endometrium during the luteal phase of the menstrual cycle, often with low levels of progesterone during this phase. Causes include poor follicle production, premature demise of the corpus luteum, and… …   Medical dictionary

• defect — de·fect / dē ˌfekt, di fekt/ n: something or a lack of something that results in incompleteness, inadequacy, or imperfection: as a: a flaw in something (as a product) esp. that creates an unreasonable risk of harm in its normal use see also… …   Law dictionary

• Phase-shift mask — Phase shift masks are photomasks that take advantage of the interference generated by phase differences to improve image resolution in photolithography. There exist alternating [cite web|url = http://www.freepatentsonline.com/6977127.html | title …   Wikipedia

• Defect tracking — In engineering, defect tracking is the process of finding defects in a product (by inspection, testing, or recording feedback from customers), and making new versions of the product that fix the defects. Defect tracking is important in software… …   Wikipedia

• Phase transition — This diagram shows the nomenclature for the different phase transitions. A phase transition is the transformation of a thermodynamic system from one phase or state of matter to another. A phase of a thermodynamic system and the states of matter… …   Wikipedia

• defect — An imperfection, malformation, dysfunction, or absence; an attribute of quality, in contrast with deficiency, which is an attribute of quantity. [L. deficio, pp. fectus, to fail, to lack] aortic septal d., aorticopulmonary septal d. a small… …   Medical dictionary

• Defect concentration diagram — The defect concentration diagram is a graphical tool that is useful in analyzing the causes of the product or part defects.[1] It is a drawing of the product (or other item of interest), with all relevant views displayed, onto which the locations …   Wikipedia

• Luteal phase — The luteal phase (or secretory phase) is the latter phase of the menstrual cycle (in humans and a few other animals) or the estrous cycle (in other placental mammals). It begins with the formation of the corpus luteum and ends in either pregnancy …   Wikipedia

• Topological defect — Also see base concepts: topology, differential equations, quantum theory condensed matter physics .In mathematics and physics, a topological soliton or a topological defect is a solution of a system of partial differential equations or of a… …   Wikipedia

• Crystallographic defect — Crystalline solids exhibit a periodic crystal structure. The positions of atoms or molecules occur on repeating fixed distances, determined by the unit cell parameters. However, the arrangement of atom or molecules in most crystalline materials… …   Wikipedia

• Hexatic phase — The hexatic phase is a phase that is between the solid and the isotropic liquid phases. It is characterized by two order parameter: a short range positional and a quasi long range orientational (sixfold) order.The existence of the hexatic phase… …   Wikipedia