{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,12]],"date-time":"2025-10-12T03:59:48Z","timestamp":1760241588020,"version":"build-2065373602"},"reference-count":25,"publisher":"MDPI AG","issue":"6","license":[{"start":{"date-parts":[[2018,6,4]],"date-time":"2018-06-04T00:00:00Z","timestamp":1528070400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/100010661","name":"Horizon 2020","doi-asserted-by":"publisher","award":["654109"],"award-info":[{"award-number":["654109"]}],"id":[{"id":"10.13039\/100010661","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Spanish Government: Plan Nacional de I+D","award":["TEC2015-63832-P"],"award-info":[{"award-number":["TEC2015-63832-P"]}]},{"DOI":"10.13039\/501100002943","name":"Departament d'Innovaci\u00f3, Universitats i Empresa, Generalitat de Catalunya","doi-asserted-by":"publisher","award":["2014 SGR 583"],"award-info":[{"award-number":["2014 SGR 583"]}],"id":[{"id":"10.13039\/501100002943","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Agencia Estatal de Investigaci\u00f3n, Espa\u00f1a","award":["MDM-2016-0600"],"award-info":[{"award-number":["MDM-2016-0600"]}]},{"DOI":"10.13039\/501100010198","name":"Ministerio de Econom\u00eda, Industria y Competitividad, Gobierno de Espa\u00f1a","doi-asserted-by":"publisher","award":["FJCI-2015-23904"],"award-info":[{"award-number":["FJCI-2015-23904"]}],"id":[{"id":"10.13039\/501100010198","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Sensors"],"abstract":"<jats:p>We propose a new method for calculating the volume depolarization ratio of light backscattered by the atmosphere and a lidar system that employs an auxiliary telescope to detect the depolarized component. It takes into account the possible error in the positioning of the polarizer used in the auxiliary telescope. The theory of operation is presented and then applied to a few cases for which the actual position of the polarizer is estimated, and the improvement of the volume depolarization ratio in the molecular region is quantified. In comparison to the method used before, i.e., without correction, the agreement between the volume depolarization ratio with correction and the theoretical value in the molecular region is improved by a factor of 2\u20132.5.<\/jats:p>","DOI":"10.3390\/s18061807","type":"journal-article","created":{"date-parts":[[2018,6,4]],"date-time":"2018-06-04T12:14:30Z","timestamp":1528114470000},"page":"1807","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Considerations about the Determination of the Depolarization Calibration Profile of a Two-Telescope Lidar and Its Implications for Volume Depolarization Ratio Retrieval"],"prefix":"10.3390","volume":"18","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6886-3679","authenticated-orcid":false,"given":"Adolfo","family":"Comer\u00f3n","sequence":"first","affiliation":[{"name":"CommSensLab, Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (BarcelonaTech-UPC), 08034 Barcelona, Spain"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9209-0685","authenticated-orcid":false,"given":"Alejandro","family":"Rodr\u00edguez-G\u00f3mez","sequence":"additional","affiliation":[{"name":"CommSensLab, Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (BarcelonaTech-UPC), 08034 Barcelona, Spain"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8287-9693","authenticated-orcid":false,"given":"Micha\u00ebl","family":"Sicard","sequence":"additional","affiliation":[{"name":"CommSensLab, Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (BarcelonaTech-UPC), 08034 Barcelona, Spain"},{"name":"Ci\u00e8ncies i Tecnologies de l\u2019Espai\u2014Centre de Recerca de l\u2019Aeron\u00e0utica i de l\u2019Espai\/Institut d\u2019Estudis Espacials de Catalunya (CTE-CRAE\/IEEC), Universitat Polit\u00e8cnica de Catalunya, 08034 Barcelona, Spain"}]},{"given":"Rub\u00e9n","family":"Barrag\u00e1n","sequence":"additional","affiliation":[{"name":"CommSensLab, Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (BarcelonaTech-UPC), 08034 Barcelona, Spain"},{"name":"Ci\u00e8ncies i Tecnologies de l\u2019Espai\u2014Centre de Recerca de l\u2019Aeron\u00e0utica i de l\u2019Espai\/Institut d\u2019Estudis Espacials de Catalunya (CTE-CRAE\/IEEC), Universitat Polit\u00e8cnica de Catalunya, 08034 Barcelona, Spain"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6543-119X","authenticated-orcid":false,"given":"Constantino","family":"Mu\u00f1oz-Porcar","sequence":"additional","affiliation":[{"name":"CommSensLab, Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (BarcelonaTech-UPC), 08034 Barcelona, Spain"}]},{"given":"Francesc","family":"Rocadenbosch","sequence":"additional","affiliation":[{"name":"CommSensLab, Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (BarcelonaTech-UPC), 08034 Barcelona, Spain"},{"name":"Ci\u00e8ncies i Tecnologies de l\u2019Espai\u2014Centre de Recerca de l\u2019Aeron\u00e0utica i de l\u2019Espai\/Institut d\u2019Estudis Espacials de Catalunya (CTE-CRAE\/IEEC), Universitat Polit\u00e8cnica de Catalunya, 08034 Barcelona, Spain"}]},{"given":"Mar\u00eda Jos\u00e9","family":"Granados-Mu\u00f1oz","sequence":"additional","affiliation":[{"name":"CommSensLab, Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya (BarcelonaTech-UPC), 08034 Barcelona, Spain"}]}],"member":"1968","published-online":{"date-parts":[[2018,6,4]]},"reference":[{"key":"ref_1","first-page":"D16202","article-title":"Aerosol-type-dependent lidar ratios observed with Raman lidar","volume":"112","author":"Ansmann","year":"2007","journal-title":"J. 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