The phrase "a time span from" is correct and usable in written English.
It can be used to indicate a duration or period that starts at a specific point in time and extends to another point in time.
Example: "The project will take a time span from January to March to complete."
Alternatives: "a duration starting from" or "a period beginning from".
Covering a time span from the 1970s to today, we explore four distinct chronological phases of this triangular relationship.
Deposits exposed in the sides of the gorge cover a time span from about 2.1 million to 15,000 years ago.
Sediment accumulation in these river basins has been controlled by climatic and tectonic changes over a time span from the Late Pleistocene to the recent.
Any course that aims to survey the history of science across all cultures and through a time span from the dawn of civilization to Isaac Newton necessarily covers a lot of material.
The book covers a time span from Roman Judea through the Spanish Inquisition and the expulsion of the Jews in 1492, to Spinoza's Holland, and the post-enlightenment experiences of Jews in Eastern and Central Europe, and in North and South America.
For example, in 3C 273, which possesses an optical jet in addition to the radio features discussed here, the apparent velocity measured over a time span from mid-1977 to mid-1980 mid-1980 to amounted tomes the speed of light.
The classical period of Greek civilization covers a time spanning from the early 5th century BC to the death of Alexander the Great, in 323 BC (some authors prefer to split this period into 'Classical', from the end of the Persian wars to the end of the Peloponnesian War, and 'Fourth Century', up to the death of Alexander).
Based on this empirical formula, simulation software is developed that gives the correct evolution of the semi-major axis (a) of our Moon for any time span from the inception to the time chosen under study.
Piperno, a Late Quaternary magmatic rock cropping out on the eastern side of the Campi Flegrei (Italy), is probably the most important building stone of Naples, used over a time-span from at least the Roman age until the beginning of the 20th century.
The time delay between onset of ozone induced oxidation and associated increase in the electrical conductivity defines the oxidative stability, usually revealing a time span, ranging from minutes to hours.
It offers support on several issues, such as defining software product development strategies, decision-making regarding process improvement and training, in a time span ranging from a short portion of the life cycle to long term product evolution, with organization-wide implications.
