In addition to localized basis sets, plane-wave basis sets can also be used in quantum-chemical simulations. Typically, a finite number of plane-wave functions are used, below a specific cutoff energy which is chosen for a certain calculation.
Velcro was invented by George de Mestral a Swiss electrical engineer in 1941. This idea of inventing Velcro came to him when one day he returned after a walk from the hills and found cockleburs stuck to his clothes and his dogâs fur.George noticed its natural hook and loop quality and started making a fabric fastener on the same quality.his idea of inventing Velcro came to him when one day he returned after a walk from the hills and found cockleburs stuck to his clothes and his dogâs fur. George noticed its natural hook and loop quality and started making a fabric fastener on the same quality.
VELCRO Brand Sticky Back for Fabrics is an easy to apply peel and stick fastener that provides a permanent bond to fabrics with no sewing, gluing or ironing required. Fabric bond withstands laundering. Our durable VELCRO Brand closures can be reused hundreds of times. Key uses: quick fixes for hems, shoulder pads, collars, sleeves, wardrobe gaps, costumes, personalizing fabrics with embellishments, accessorizing and attaching patches. Designed for use with cottons, polyester, poly blends, and nylon.