Undoped MgZnO films were grown on c-plane sapphire substrates by V80H molecular-beam epitaxy (MBE).After growing,the sam......

硅气凝胶是一种具有许多奇异性质和广泛应用前景的轻质纳米多孔性材料，近年来受到物理学家，化学家和材料学家们的重视，本文系统归纳了......