In recent research, the use of polymers such as poly methyl methacrylate) (PMMA) and polydimethylsiloxane (PDMS) as support layers has become unavoidable for isolating CVD-based graphene, graphene-like 2D layered materials or in-plane graphene-based heterostructures from the catalyst metal substrates.
Perhaps, as the real impact of the last decade becomes unavoidable for more families, we will at least begin to talk about it.
They had become unavoidable because the alarming state of the Greek economy had fast turned it into a prime target for speculators.
To put it another way, the issue may become unavoidable in the next president's first term in office.
"Redundancies will unfortunately become unavoidable, and I fear for the future of services that provide critical support to the most vulnerable in the community," he said.
In this case, the social fact has become "unavoidable," and certain institutions are necessary for the social integration to which there is "no feasible alternative" (Habermas 2001 122).
In March, Yves Cousquer, president of Aeroports de Paris, the government-owned company that operates Charles De Gaulle and Orly, the smaller Paris airport, said that construction of a third airport for the Paris region had become unavoidable.
Security issues in CRNs become unavoidable challenge, and how to solve the security problems has become a research hot-spot.
Wintering on the ice had become unavoidable.
