hardness

The researchers attribute the added strength to the interaction between zeolite's alumina-silicate structure and the hardness of bamboo biochar.

From Science Daily ● Sep. 22, 2026

The researchers showed that their method preserves the same computational hardness criteria associated with RCS, meaning the problem remains extremely difficult for classical computers.

From Science Daily ● Aug. 30, 2026

Lorenz is the mission’s architect, responsible for figuring out the atmosphere’s turbulence, the hardness of the rocks for a sampling drill, and how much light will be available to allow Dragonfly’s sensors to navigate.

From Los Angeles Times ● Aug. 22, 2026

Grain growth occurs when the microscopic crystals inside a material become larger, which can change its hardness and mechanical performance.

From Science Daily ● Aug. 4, 2026

And he could feel a shell of hardness drawing over him.

From "The Pearl" by John Steinbeck

Mineral lattices have important implications for mineral properties, as exemplified by the relative hardnesses of diamond and graphite.

From Textbooks ● Jan. 1, 2015

She had small hardnesses and little vulgarities of manner that drove him mad.

From Casa Braccio, Volumes 1 and 2 by J. André Castaigne

To give myself to fasting, watching, and prayer, to suffer or abstain or avoid, in a word all the hardnesses of life seem when compared with Thy presence to have no irksomeness at all.

From Light, Life, and Love : selections from the German mystics of the middle ages by William Ralph Inge

The minute it crops up, all our hardnesses yield, all our irritations and resentments flit away, and a sunny spirit takes their place.

From Essays on Paul Bourget by Mark Twain

Let us give the name of 'sense-data' to the things that are immediately known in sensation: such things as colours, sounds, smells, hardnesses, roughnesses, and so on.

From The Problems of Philosophy by Bertrand Russell