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The rules of thumb can be found in several flight instructions or pilot's handbooks. Thus far, available rules have been presented without proof or a valid range, such as altitude or velocity ranges wherein these rules c...

General aviation rules of thumb (ROTs) for density altitude and true altitude are examined and developed. Both ROTs originate from the same basic principle of hydrostatic balance, but differ significantly in the assumpti...

Abstract The inhibition effect of persimmon peel extracts (PPE) (0.05(PPE-0.05), 0.1(PPE-0.1), and 0.2 g(PPE-0.2) per meat sample) on lipid and protein oxidation of pork patties during chilled storage for 12 days were in...

Systematic tool use is a central component of the human niche. However, the timing and mode of its evolution remain poorly understood. A newly developed method for the analysis of muscle recruitment patterns (Validated E...

Demographic structure does not determine intergenerational cultural continuity, but it conditions its opportunities and constraints. Using Rosstat’s 2020 All-Russian Population Census tabulations, this study assembles ...

The hydraulic ram pump is one form of green energy used to convey water by utilizing the water hammer effect. The main parameter influencing the performance of a hydraulic ram pump is the water energy source. Most resear...

Introduction . Lichen nitidus (LN) is a rare, chronic, inflammatory dermatosis usually affecting children and young adults. Nails involvement is very rare. Until now, 7 cases of LN with nail involvement have been describ...

BackgroundNewborn screening for severe combined immunodeficiency (SCID) using T cell receptor excision circles (TRECs) enables early detection of disorders affecting T cell development. While low TRECs typically indicate...

The effects of humidity on density altitude are quantified in detail and graphically represented as a function of temperature and dew-point temperature for ease of use in professional aviation education. A ten-year clima...

Cuando en una economía pequeña, abierta y altamente inflacionaria se implementa un plan de estabilización los analistas económicos tienden a usar la siguiente regla de decisión para juzgar su naturaleza: "si el bala...