This is true, and we should be proud. But let's not be too proud -- after all, the colonies that became Canada also had slavery for more than two centuries, ending only 30 years before U.S. President Abraham Lincoln wrote the Emancipation Proclamation in 1863.
Carbon Black Research. Birla Carbon is the largest manufacturer and supplier of high quality Carbon Black additives globally and a flagship business of the US$40 billion Aditya Birla Group. Our current footprint extends across 12 countries with 17 manufacturing facilities with combined annual capacity of 2 million tones.
Since the seminal work of Miyasaka and others in 2009, the power conversion efficiency (PCE) of perovskite-based dye-sensitized solar cells (DSSCs) has rapidly increased from 3.8% to 15% over the past four years, exceeding the highest efficiency of conventional organic dye-sensitized DSSCs.