The phrase "a more efficient mode of" is correct and usable in written English.
It can be used when discussing methods, processes, or systems that improve efficiency in a particular context.
Example: "We are exploring a more efficient mode of transportation to reduce travel time and costs."
Alternatives: "a more effective way of" or "a more streamlined method of".
Some of the early amoeboid eukaryotes developed flagella to enhance their food-gathering abilities and to provide a more efficient mode of propulsion.
Similarly to the rust belt cities, residents of Christchurch, New Zealand took to cycling as a more efficient mode of transport when roads and routes were blocked or diverted after the 2011 earthquake destroyed large areas of the city.
This information, together with the information provided by the network monitoring information component, is used by the switch mode component to decide whether or not the node should switch to a more efficient mode of operation.
"I need the enthusiasts of the industry giving these kids something to aspire to and if it's not you, who is it?" In an effort to choose a more efficient mode of transportation for getting work done, I ran a quick Google search for wireless Internet and found the world is not as disconnected as I thought.
As product leader, one of Dorsey's major hurdles will be to turn Twitter into a more efficient mode of consumption for its users.
In our case, the symbiotic life-form as a whole survived and thus can be dispersed endozoochorously, which very likely is a more efficient mode of lichen dispersal than via spores.
The uni-directional loading was found to be a more efficient mode for evaluation of rutting performance using the HVS.
Convection is a more efficient mode for carrying energy than radiation, but it will only occur under conditions that create a steep temperature gradient.
A more efficient mode identifies candidate mappings independently for each end, and joins the ends with candidate mappings falling in the specified distance range.
In a paper outlining the Hyperloop proposal, Mr Musk suggested the solar-powered system would be a faster, safer, less costly, and more efficient mode of transport between Los Angeles and San Francisco than the high-speed train currently under development.
