@article{emile:hal-01186207,
TITLE = {Analysis of the topological charge of vortex beams using a hole wheel},
AUTHOR = {Emile, Olivier and Emile, Janine and Viaris de Lesegno, Bruno and Pruvost, Laurence and Brousseau, Christian},
URL = {https://hal.science/hal-01186207},
JOURNAL = {EPL - Europhysics Letters},
PUBLISHER = {European Physical Society/EDP Sciences/Societ{\`a} Italiana di Fisica/IOP Publishing},
SERIES = {EPL},
VOLUME = {111},
NUMBER = {3},
PAGES = {34001},
YEAR = {2015},
MONTH = Aug, DOI = {10.1209/0295-5075/111/34001},
KEYWORDS = {twisted beams ; orbital angular momentum ; topological charge},
PDF = {https://hal.science/hal-01186207/file/EPL-emile-2c-revise%CC%81.pdf},
HAL_ID = {hal-01186207},
HAL_VERSION = {v1},
}