"demonstrable examples" is correct and usable in written English.
You can use this phrase to describe examples that can be observed in order to prove a point. For example, "The researcher provided several demonstrable examples to support her hypothesis."
In her lecture, Wood will say:"Scotland gives us in Wales and our progressive friends in England opportunities to point to demonstrable examples of an alternative to neoliberalism and the politics of austerity.
Within the wider culture in general, there's lots of talk about "dark and gritty" reboots, but really it's more talk than actual demonstrable examples, and meanwhile superhero cinema's influence on culture and filmmaking has become primarily driven by the MCU.
Clearly, these are demonstrable examples of perverse incentives.
"However, the engraving in the cave is the first directly demonstrable example of an abstract work, carried out consistently and with care and requiring prolonged and concentrated work, that has been produced in a cave".
COPE, an NGO in Malawi, provides a demonstrable example on how to foster the confidence of community members during programme implementation.
Yes, it is an excellent example of corporate citizenship and a demonstrable illustration of improving employee engagement and the lives of its employees.
It is easily demonstrable, for example, that Jewish Kabbalah did not develop exclusively internally to Judaism but was influenced by Christian mysticism and Neoplatonism.
Enjoyment typically features high (neuro-) physiological arousal, known as β-adrenergic sympathetic activation, which comprises, for example, demonstrable increases in heart rate, heart rate variability, systolic blood pressure and respiration rate (Kreibig 2010).
We find that the conventional Barnes-Hut MAC can introduce potentially unbounded errors unless θ < 1/3, and that this behavior while rare, is demonstrable in astrophysically reasonable examples.
X-rays for the case —demonstrable total reflection must occur.
And in a few other countries, notably Germany, Snowden's revelations do seem to be having a demonstrable impact – as witnessed, for example, by the Bundestag's inquiry into NSA surveillance within the Federal Republic.
