Fwd: [ee-doctorate] Oral Exam Announcement: Kevin Huang

ToeCutter toecutter4ranger at gmail.com
Tue May 1 19:45:29 PDT 2012


This should be a great presentation.
Hope to see you there!

James Conway


Begin forwarded message:

> From: Kevin Chih-Yao Huang <khu834 at stanford.edu>
> Date: April 30, 2012 10:57:10 PM PDT
> To: ToeCutter <toecutter4ranger at gmail.com>
> Subject: Re: [ee-doctorate] Oral Exam Announcement: Kevin Huang
>

> Hi James:
>
> My committee members are David Miller, Jennifer Dionne, Ada Poon and  
> Mark Brongersma.
> It would be great to have you there!
>
> Kevin
>
> On Mon, Apr 30, 2012 at 7:59 PM, ToeCutter  
> <toecutter4ranger at gmail.com> wrote:
> Hello Kevin
>
> Great to see your defending
>
> It will be nice to see how your project came together.
> Who's on your committee?
>
> James Conway
>
>
> On Apr 27, 2012, at 6:12 PM, Krishna C Balram  
> <kcbalram at stanford.edu> wrote:
>
>>
>>
>> ---------- Forwarded message ----------
>> From: Student Services <studentservices at ee.stanford.edu>
>> Date: Fri, Apr 27, 2012 at 6:05 PM
>> Subject: [ee-doctorate] Oral Exam Announcement: Kevin Huang
>> To: ee-students at lists.stanford.edu
>>
>>
>> Kevin Huang
>>
>> Date: Friday, May 4th
>> Time: 10-11 am
>> Location: CIS-X 101
>>
>> Electrically driven optical antennas and slot waveguides: towards  
>> an on-chip subwavelength light source
>>
>> Abstract:
>>
>> The most recent developments in on-chip molecular sensing and high- 
>> speed optical interconnection set stringent limits on the power  
>> consumption, operating speed, and physical footprint of the  
>> constituent active devices. In order to achieve new performance  
>> targets, it becomes particularly important to scale down optical  
>> sources to the nanoscale. This effort is inhibited by the  
>> fundamental diffraction limit of light, where the size reduction of  
>> photonic elements dramatically increases optical losses, thereby  
>> reducing the interaction strength of optoelectronic processes.
>>
>> Metallic nanostructures which supports coupled electron and  
>> electromagnetic wave oscillations called surface plasmon polaritons  
>> (SPPs) facilitate stronger light-matter interaction at the  
>> nanoscale as they are capable of concentrating and confining light  
>> to deep subwavelength volumes. These plasmonic structures enable  
>> significant modification of the electromagnetic environment,  
>> allowing nearby optical emission processes to be enhanced and  
>> controlled. In my presentation, I discuss two examples that combine  
>> a semiconductor quantum well (QW) with metallic nanostructures to  
>> realize nano-light-emitting diodes (LEDs) with tailored emission  
>> properties.
>>
>> In the first example, I illustrate the design methodology and  
>> demonstrate experimentally, compact antenna-electrodes which  
>> facilitate simultaneous operation as elec trodes for current  
>> injection into nanoscale-LED and as antennas capable of optically  
>> manipulating the electroluminescence. Differ ent designs of the  
>> antenna electrode dimensions show dipolar, quadrupolar and higher  
>> order radiation patterns with enhanced directivity and polarization  
>> ratio which are in good agreement with full-field numerical simulat 
>> ions.
>>
>> In the second example, I demonstrate the integration of a metal- 
>> clad nano-LED with metal-dielectric-metal slot waveguides to  
>> realize the smallest electrically driven two-dimensionally confined  
>> guided optical mode to date. The routing, splitting, free space  
>> coupling and directional coupling of the slot waveguide mode are  
>> characterized to enable future optical nano-circuits for high speed  
>> optical interconnects and sensing in nanoscale volumes.
>>
>>
>>
>>
>>
>>
>>
>>
>> -- 
>> EE students mailing list
>> ee-students at lists.stanford.edu
>> https://mailman.stanford.edu/mailman/listinfo/ee-students
>> _______________________________________________
>> ee-doctorate mailing list
>> ee-doctorate at lists.stanford.edu
>> https://mailman.stanford.edu/mailman/listinfo/ee-doctorate
>>
>
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