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soft mode
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Encyclopedia
工学
晶格动力学
释
soft mode
软模
在一定的宏观条件(温度、压力等)下,若多个系统某个特定的集体激发变得不稳定,该集体激发的现象。在钛酸钡(BaTiO3)一类的位移型铁电体中,某一特定的晶格振动模(通常是频率最低的横光学模)在温度趋于相变点时,其固有频率逐渐减小到零,晶体原子处于新的平衡位置,形成新的结构。
Physics
热学、统计物理学
统计物理学
soft mode
软模
soft mode
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optical fiber monitoring technology in civil Engineering
optical fiber nonlinear effect compensation
optical fiber pigtail
optical fiber positioning technology
optical fibers
optical fiber scrambler
optical fiber sensing network
optical fiber sensor
optical fiber spectrograph
optical fiber spectrum shaper
optical fiber technology in astronomy
optical fiber temperature sensor
optical fiber terminal connection technology
optical fiber transducer
optical fiber transmission system
optical fiber vibration intrusion detector
optical fibre
optical fibre cable
optical field
optical field induced birefringence
optical field, light field
optical film
optical filter
optical flame fire detector
optical flare
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