PHPEXCEL read special characters that didn't appear in excel sheet (â)

Question

I have column name in excel that have name : Hibah Ather when I read it by PHPExcel I get name : Hibahâ ather I tried to create new sheet and rewrite name and remove space between first and last name

I read it by : strtolower(trim($sheet->getCell('B' . $rowNum)->getValue()));