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ديناميكا لزوجة الراتنج وتكوّن المصائد الحيوية داخل الكهرمان

ديناميكا لزوجة الراتنج وتكوّن المصائد الحيوية داخل الكهرمان

01 نوفمبر 2025 (0)

تصور للحظة، أنك تسير في غابة مطيرة قبل ملايين السنين! وفجأة، وبينما كانت حشرة صغيرة ترفرف بجناحيها، أو عنكبوت ينسج خيوطه، وجدت نفسها محاصرة في سائل متدفق من إحدى الأشجار. هذه المادة الل…

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بصريات الانتثار داخل الكهرمان: تأثير فقاعات الغاز والشوائب الدقيقة على اللون

بصريات الانتثار داخل الكهرمان: تأثير فقاعات الغاز والشوائب الدقيقة على اللون

01 نوفمبر 2025 (0)

هل تساءلت يومًا ما كيف يخزن الكهرمان في أعماقه تلك الألوان الذهبية والداخلية المتلألئة؟ الإجابة ليست في الصبغات الملونة، بل في ظاهرة فيزيائية تعرَف بـ انتثار مي ( Mie ) وهي المسؤولة عن …

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