Hollow Waveguide Radiation Broadening via Acoustic Modulation
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Solution Overview
Problem
Existing radiation broadening systems face difficulties in quickly and efficiently changing the wavelength of output radiation.
Innovation Solution
A radiation broadening system comprising a hollow optical waveguide containing a gas medium and one or more transducers configured to generate an acoustic mode in the gas medium, allowing for modulation of the wavelength spectrum and selection of a desired spectrum using an optical switch synchronized with the acoustic mode.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If existing radiation broadening systems are used, then broadband radiation can be generated, but changing the wavelength of output radiation is difficult and slow
Solution Approach 1:
The system employs dynamic control of the acoustic mode frequency and amplitude to modulate the wavelength spectrum of broadened radiation in real-time. By varying the acoustic parameters, the system can rapidly switch between different wavelength ranges without physical reconfiguration, resolving the contradiction between fast wavelength switching and system complexity.
Solution Approach 2:
The invention changes the physical parameters of the gas medium through acoustic excitation, specifically modulating pressure and density variations via acoustic waves. These parameter changes enable dynamic tuning of the radiation broadening characteristics, allowing rapid wavelength switching while maintaining a compact system architecture.
2Productivity
If acoustic mode is generated in gas medium, then wavelength spectrum can be modulated rapidly, but system complexity increases due to transducers and synchronization requirements
Solution Approach 1:
The acoustic transducer system serves multiple functions: it generates the acoustic mode, modulates the gas medium parameters, and controls the wavelength spectrum of output radiation. This multi-functionality improves productivity by consolidating control mechanisms while managing system complexity through integrated design.
Solution Approach 2:
The system employs synchronization between the optical switch and acoustic mode, implying feedback control mechanisms that coordinate the timing and parameters of acoustic excitation with optical switching. This feedback approach enables efficient wavelength selection while maintaining manageable system complexity through coordinated control.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables rapid and precise selection of a desired wavelength spectrum, improving the flexibility and efficiency of radiation broadening processes.
Implementation Method 1
one or more transducers configured to generate an acoustic mode in the gas medium
Implementation Method 2
making use of non-linear, higher order effects. The input radiation (which may be produced using a laser) may be referred to as pump radiation
Data Source
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AI summary
A radiation broadening system comprising a hollow optical waveguide containing a gas medium and one or more transducers configured to generate an acoustic mode in the gas medium.