IMPATT Diodes Based on <svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-2.9558pt" id="M1" height="15.7306pt" version="1.1" viewBox="-0.0657574 -12.7748 40.8077 15.7306" width="40.8077pt"><g transform="matrix(.018,0,0,-0.018,0,0)"><path id="g113-61" d="M360 -163L167 270L360 703H298L106 273V267L298 -163H360Z"/></g><g transform="matrix(.018,0,0,-0.018,7.385,0)"><path id="g113-50" d="M384 0V27C293 34 287 42 287 114V635C232 613 172 594 109 583V559L157 557C201 555 205 550 205 499V114C205 42 199 34 109 27V0H384Z"/></g><g transform="matrix(.018,0,0,-0.018,15.969,0)"><use xlink:href="#g113-50"/></g><g transform="matrix(.018,0,0,-0.018,24.555,0)"><use xlink:href="#g113-50"/></g><g transform="matrix(.018,0,0,-0.018,33.139,0)"><path id="g113-63" d="M307 267V273L115 703H53L246 270L53 -163H115L307 267Z"/></g></svg>, <svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-2.9558pt" id="M2" height="15.7306pt" version="1.1" viewBox="-0.0657574 -12.7748 40.8077 15.7306" width="40.8077pt"><g transform="matrix(.018,0,0,-0.018,0,0)"><use xlink:href="#g113-61"/></g><g transform="matrix(.018,0,0,-0.018,7.385,0)"><use xlink:href="#g113-50"/></g><g transform="matrix(.018,0,0,-0.018,15.969,0)"><path id="g113-49" d="M241 635C89 635 35 457 35 312C35 153 89 -12 240 -12C390 -12 443 166 443 312C443 466 390 635 241 635ZM238 602C329 602 354 454 354 312C354 172 330 22 240 22C152 22 124 173 124 313S148 602 238 602Z"/></g><g transform="matrix(.018,0,0,-0.018,24.555,0)"><use xlink:href="#g113-49"/></g><g transform="matrix(.018,0,0,-0.018,33.139,0)"><use xlink:href="#g113-63"/></g></svg>, and <svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-2.9558pt" id="M3" height="15.7306pt" version="1.1" viewBox="-0.0657574 -12.7748 40.8077 15.7306" width="40.8077pt"><g transform="matrix(.018,0,0,-0.018,0,0)"><use xlink:href="#g113-61"/></g><g transform="matrix(.018,0,0,-0.018,7.385,0)"><use xlink:href="#g113-50"/></g><g transform="matrix(.018,0,0,-0.018,15.969,0)"><use xlink:href="#g113-50"/></g><g transform="matrix(.018,0,0,-0.018,24.555,0)"><use xlink:href="#g113-49"/></g><g transform="matrix(.018,0,0,-0.018,33.139,0)"><use xlink:href="#g113-63"/></g></svg> Oriented GaAs: A Comparative Study to Search the Best Orientation for Millimeter-Wave Atmospheric Windows

<div>Static electric field profiles of (a) 35 GHz, (b) 94 GHz, (c) 140 GHz, and (d) 220 GHz DDR GaAs IMPATTs for different crystal orientation of GaAs.</div>

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fig4

Figure 4

Figure 4: IMPATT Diodes Based on <svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-2.9558pt" id="M1" height="15.7306pt" version="1.1" viewBox="-0.0657574 -12.7748 40.8077 15.7306" width="40.8077pt"><g transform="matrix(.018,0,0,-0.018,0,0)"><path id="g113-61" d="M360 -163L167 270L360 703H298L106 273V267L298 -163H360Z"/></g><g transform="matrix(.018,0,0,-0.018,7.385,0)"><path id="g113-50" d="M384 0V27C293 34 287 42 287 114V635C232 613 172 594 109 583V559L157 557C201 555 205 550 205 499V114C205 42 199 34 109 27V0H384Z"/></g><g transform="matrix(.018,0,0,-0.018,15.969,0)"><use xlink:href="#g113-50"/></g><g transform="matrix(.018,0,0,-0.018,24.555,0)"><use xlink:href="#g113-50"/></g><g transform="matrix(.018,0,0,-0.018,33.139,0)"><path id="g113-63" d="M307 267V273L115 703H53L246 270L53 -163H115L307 267Z"/></g></svg>, <svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-2.9558pt" id="M2" height="15.7306pt" version="1.1" viewBox="-0.0657574 -12.7748 40.8077 15.7306" width="40.8077pt"><g transform="matrix(.018,0,0,-0.018,0,0)"><use xlink:href="#g113-61"/></g><g transform="matrix(.018,0,0,-0.018,7.385,0)"><use xlink:href="#g113-50"/></g><g transform="matrix(.018,0,0,-0.018,15.969,0)"><path id="g113-49" d="M241 635C89 635 35 457 35 312C35 153 89 -12 240 -12C390 -12 443 166 443 312C443 466 390 635 241 635ZM238 602C329 602 354 454 354 312C354 172 330 22 240 22C152 22 124 173 124 313S148 602 238 602Z"/></g><g transform="matrix(.018,0,0,-0.018,24.555,0)"><use xlink:href="#g113-49"/></g><g transform="matrix(.018,0,0,-0.018,33.139,0)"><use xlink:href="#g113-63"/></g></svg>, and <svg xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg" style="vertical-align:-2.9558pt" id="M3" height="15.7306pt" version="1.1" viewBox="-0.0657574 -12.7748 40.8077 15.7306" width="40.8077pt"><g transform="matrix(.018,0,0,-0.018,0,0)"><use xlink:href="#g113-61"/></g><g transform="matrix(.018,0,0,-0.018,7.385,0)"><use xlink:href="#g113-50"/></g><g transform="matrix(.018,0,0,-0.018,15.969,0)"><use xlink:href="#g113-50"/></g><g transform="matrix(.018,0,0,-0.018,24.555,0)"><use xlink:href="#g113-49"/></g><g transform="matrix(.018,0,0,-0.018,33.139,0)"><use xlink:href="#g113-63"/></g></svg> Oriented GaAs: A Comparative Study to Search the Best Orientation for Millimeter-Wave Atmospheric Windows 

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IMPATT Diodes Based on , , and Oriented GaAs: A Comparative Study to Search the Best Orientation for Millimeter-Wave Atmospheric Windows

Figure 4