Metamaterials: Theory, Design, and Applications goes beyond left-handed materials (LHM) or negative index materials (NIM) and focuses on recent research activity. Included here is an introduction to optical transformation theory, revealing invisible cloaks, EM concentrators, beam splitters, and new-type antennas, a presentation of general theory on artificial metamaterials composed of periodic structures, coverage of a new rapid design method for inhomogeneous metamaterials, which makes it easier to design a cloak, and new developments including but not limited to experimental verification...

"What would happen if we gave teenagers opportunities to serve and use their gifts in ministry prior to high school graduation? What if we poured into these young leaders, discipling them and doing ministry alongside of them, helping them grow spiritually, seeing and experiencing God working through them? What if we eased back on our ministry to students, supplementing it with ministry by students?" These compelling questions are at the heart of Ministry by Teenagers, and once authors McKee and Smith lay out the "what ifs" they combine their collective experience in youth ministry to...