<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>47</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Zhaolong Wu</style></author><author><style face="normal" font="default" size="100%">Chengcai Li</style></author><author><style face="normal" font="default" size="100%">Yun He</style></author><author><style face="normal" font="default" size="100%">Holger Baars</style></author><author><style face="normal" font="default" size="100%">Patric Seifert</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Horizontally Oriented Ice Crystals Observed with the Combination of Zenith and 15-degree off-Zenith pointing Polarization Lidar over Beijing (116.3°E 40.0°N), China</style></title><secondary-title><style face="normal" font="default" size="100%">31st International Laser Radar Conference (ILRC 31)</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2026</style></year></dates><urls><web-urls><url><style face="normal" font="default" size="100%">https://doi.org/10.1051/epjconf/202636202021</style></url></web-urls></urls><publisher><style face="normal" font="default" size="100%">EDP Sciences</style></publisher><pub-location><style face="normal" font="default" size="100%">Landshut, Germany</style></pub-location><volume><style face="normal" font="default" size="100%">362</style></volume><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">We studied the horizontally oriented ice crystals (HOIC) with the combinational observations of a zenith-pointing and a slant-pointing (with a zenith angle of 15 degrees) polarization lidar in Beijing in 2022. The HOICs account for approximately 7.3 % of total ice-containing clouds. These results have the potential to enhance the parameterization scheme in climate models for this unique form of ice crystals.</style></abstract></record></records></xml>