The phrase "a serious development of" is correct and usable in written English.
It can be used when discussing significant progress or changes in a particular area or field.
Example: "The researchers announced a serious development of new technology that could revolutionize renewable energy."
Alternatives: "a significant advancement in" or "a major breakthrough in".
And, if everything goes according to plan, three years from now could see today's novelty experiments becoming a serious development programme.Designers of small satellites also have high hopes for micro-electro-mechanical systems (MEMS).
"This is a serious development; we just need one of these demonstrations to go wrong – for there to be a serious incident – and it won't just lead to disorder in Dudley, Bolton or wherever, it will spread to towns and cities across the country".
It would also price out serious development of a long-term substitution of oil by alternative energy sources.
A good match is edge-of-your-seat, white-knuckled entertainment, but Americans just don't have a built-in national industry for the serious development of the sport, which is why we need to find other reasons to play.
In the early 18th century, William Robinson, the Lieutenant Governor of Rhode Island, began the serious development of the breed with a stallion named "Old Snip"—speculated to be either an Irish Hobby or an Andalusian, and considered the father of the breed.
The exclusively nuclear capacity of strategic-range weapons confined serious development of cruise and ballistic missile technology to the world's nuclear powers particularly the United States and the former Soviet Union.
Beginning serious development of the missing critical link, the Mars Ascent Vehicle, will signal the beginning of this undertaking.
But the boosters have been tested and are en route to Cape Canaveral, and SpaceX is now beginning serious development of BFR.
However, serious development of this material did not begin until the early 1990s, driven by the emergence of composite materials that provided enhanced toughness and an implied ability to use these typically brittle materials in engineering application.
