He, as well as Lothar Meyer, also proposed a table with eight columns obtained by splitting each of the long periods into a period of seven, an eighth group containing the three central elements (such as iron, cobalt, nickel; Mendeleyev also included copper, instead of placing it in Group I), and a second period of seven.
Energy models, however, represent a target system involving physical, societal, political, environmental and other aspects as central elements, for example, energy system models such as TIMES [4], or MESSAGE [5].
WHO also developed 7 elements as the central elements needed to measure the responsiveness of a health system and consequently validated a questionnaire that was used to measure levels of responsiveness in surveys [ 3, 9].
Then, as now, supporting the Crown and the judiciary were central elements of his role as High Sheriff.
With "Oz" and "The Sopranos," television creators began to include rape, child molestation, and even torture as central elements in the stories they told.
National and international aid programmes and NGOs have failed to directly address the challenge of child labour and slavery, let alone adult forced labour, as central elements of the development agenda.
January 19 , 1943Tulsa, Oklahoma Larry Clark, (born January 19 , 1943 Tulsa, Oklahoma, U.S ., American photographer and film director who was best known for his provocative works about teenagers, with drugs and sex often as central elements.
T cells contribute to the pathogenesis of systemic lupus erythematosus (SLE) as central elements during the loss of tolerance, the perpetuation of the autoimmune response, and by directly instigating inflammation in target organs.
MSPs were proposed to function as central elements of a sperm-sensing mechanism that couples meiotic maturation and fertilization rates to sperm availability, thereby ensuring efficient progeny production and utilization of resources (Miller et al. 2003).
Subsequently, formation of the central or transverse elements, that provide the "glue" between the homologous chromosomes as they synapse, can be followed by staining for components of the transverse filaments and central element such as SYCP1 [ 22] and TEX12 [ 23].
