{"paper":{"title":"Orientation of optically trapped nonspherical birefringent particles","arxiv_id":"physics/0602156","primary_cat":"physics.optics","submitted_at":"2006-02-23T04:50:36+00:00","version_compiled":"v1"},"notice":"Every quoted sentence is the authors' text from the arXiv listing abstract. Labels and probabilities are the outputs of classifier-1.13.0 on the question bank abstract-p1-20260923, exactly as returned. 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applications.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.06,"main_claim_p":0.04,"quantitative":false,"quantitative_p":0.05,"role_probabilities":{"gap":0.06,"method":0.0,"result":0.0,"background":0.83,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.11}},{"i":2,"p":0.62,"id":"s2","own":false,"role":"method","text":"Lysozyme crystals are an ideal model system to study factors determining the orientation of nonspherical birefringent particles in a trap.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.17,"main_claim_p":0.03,"quantitative":false,"quantitative_p":0.04,"role_probabilities":{"gap":0.0,"method":0.62,"result":0.0,"background":0.04,"limitation":0.0,"future_work":0.0,"contribution":0.34,"interpretation":0.0}},{"i":3,"p":0.67,"id":"s3","own":false,"role":"method","text":"Both their size and their aspect ratio can be controlled by the growth parameters, and their regular shape makes computational modeling feasible.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.17,"main_claim_p":0.02,"quantitative":false,"quantitative_p":0.04,"role_probabilities":{"gap":0.0,"method":0.67,"result":0.0,"background":0.13,"limitation":0.0,"future_work":0.0,"contribution":0.2,"interpretation":0.0}},{"i":4,"p":0.97,"id":"s4","own":true,"role":"result","text":"We show that both external shape and internal birefringence anisotropy contribute to the alignment torque.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.92,"main_claim_p":0.4,"quantitative":false,"quantitative_p":0.12,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.97,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.03,"interpretation":0.0}},{"i":5,"p":1.0,"id":"s5","own":true,"role":"result","text":"Three-dimensionally trapped elongated objects either align with their long axis parallel or perpendicular to the beam axis depending on their 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