Fwd: Re: SNF training on EVG 101 Resist spray coater

Mary Tang mtang at stanford.edu
Mon Nov 22 08:36:43 PST 2010


Hi all --

I don't believe they mentioned potential use of the EV spraycoater at 
all until this request.  So, unless anyone says otherwise, I'll respond 
with a qualified "no" on their request, OK?

Mary

Mahnaz Mansourpour wrote:
> All,
>
> I know, I was not cc'd on their original email to Ed so I was not 
> aware what they want to do. I felt uncomfortable just talking to them 
> from emails and phone calls without giving me clear idea of what they 
> want to do.
>
> As of right now the will not be getting trained on the spray coater , 
> who likes to break the news to them?
> secondly, how people get so far in the process without staff having a 
> clear idea?
>
>
> mahnaz
>
>
> On 11/19/2010 9:06 AM, Mary Tang wrote:
>> Hi Mahnaz and SpecMat --
>>
>> Our current guideline is that we don't allow processing involving 
>> nanoparticle dispersals in the fab.  The problem is that aerosols, 
>> whether they come from off-spray during spin coating or ultrasonic 
>> nebulization in spray coating, will be easily carried by air flows 
>> and stick to the first surface they contact.  They will also be 
>> incredibly difficult to remove.
>>
>> The exception is latex spheres (i.e. polystyrene beads) -- the reason 
>> is that normal resist removal processing will get rid of these easily.
>>
>> Contamination by conductive and magnetic nanoparticles (including 
>> "magnabeads"), however, can really screw up someone else's experiments.
>>
>> So, going by this guideline, my recommendation is to say "no" to this 
>> request.  We could refer them directly to EV or Suss as those 
>> companies might be willing to collaborate with them.
>>
>> By the way, we need to watch for this group -- Ed, Maureen, and I 
>> have found them to be quite dishonest in their dealings with us so 
>> far.  If you tell them "No" it needs to be clear and not open to 
>> "misinterpretation."
>>
>>
>> Mary
>>
>>
>>
>> Mahnaz Mansourpour wrote:
>>>
>>> I am sending this to see what does every one thinks?
>>> Originally before they become lab members I had told them that I am 
>>> not open to run things of this nature.
>>>
>>> mahnaz
>>>
>>> -------- Original Message --------
>>> Subject: 	Re: SNF training on EVG 101 Resist spray coater
>>> Date: 	Thu, 18 Nov 2010 17:04:11 -0800
>>> From: 	Mike Young <mike.young at innovadynamics.com>
>>> To: 	Mahnaz Mansourpour <mahnaz at stanford.edu>
>>> CC: 	Matthew Robinson <matt at innovadynamics.com>
>>>
>>>
>>>
>>> Mahnaz,
>>>
>>> Is it possible to spray a resist, coating, and/or solvent containing 
>>> silver nanoparticles through the tool?  If we do spray these, we can 
>>> run a lot of solvent through each time after use to clean the parts, 
>>> or we could buy our own nozzles and hoses that are will be metal 
>>> contaminated and interchange parts when we use the tool.
>>>
>>> When is the next training session for the spray coater? 
>>>
>>> Mike
>>>
>>> On Thu, Nov 18, 2010 at 3:49 PM, Mahnaz Mansourpour 
>>> <mahnaz at stanford.edu <mailto:mahnaz at stanford.edu>> wrote:
>>>
>>>     Hi Mike,
>>>
>>>     I think that I have mentioned to you the spray coater is here
>>>     and few of us have been working on it diligently
>>>     but with more than a 10 variables on the system we do not have a
>>>     standard recipe per say to offer every individual.
>>>     so tell me what is it that you want and like to suggest???
>>>
>>>     mahnaz
>>>
>>>
>>>     On 11/17/2010 9:39 PM, Mike Young wrote:
>>>>     Hi Mahnaz,
>>>>
>>>>     Matt and I have passed Uli's litho training class.  When is the
>>>>     next training session for the spray coater?  
>>>>
>>>>     Besides resist, what other materials may be sprayed through the
>>>>     tool?  
>>>>
>>>>     Is there a listing of items purchasable at the SNF store posted
>>>>     somewhere? 
>>>>
>>>>     --
>>>>     Mike Young
>>>>     Director of Technology Development
>>>>     Innova Dynamics
>>>>     office: 415.692.5410
>>>>     fax: 415.796.6445
>>>>     www.innovadynamics.com <http://www.innovadynamics.com>
>>>>     1700 Owens Street, Suite 240
>>>>     San Francisco, CA 94158 
>>>>
>>>>
>>>>
>>>>     On Tue, Nov 2, 2010 at 9:14 AM, Mike Young
>>>>     <mike.young at innovadynamics.com
>>>>     <mailto:mike.young at innovadynamics.com>> wrote:
>>>>
>>>>         Hi Mahnaz,
>>>>
>>>>         Matt and I are from Innova Dynamics and are industrial
>>>>         users of the SNF.  We would like to receive training on
>>>>         the EVG 101 Resist spray coater.  Are you available to
>>>>         train one or both of us 11/5, 11/8 or 11/12?  
>>>>
>>>>         --
>>>>         Mike Young
>>>>         Director of Technology Development
>>>>         Innova Dynamics
>>>>         office: 415.692.5410
>>>>         mobile: 267.566.3574
>>>>         fax: 415.796.6445
>>>>         www.innovadynamics.com <http://www.innovadynamics.com>
>>>>         1700 Owens Street, Suite 240
>>>>         San Francisco, CA 94158 
>>>>
>>>>
>>>
>>>
>>
>>
>> -- 
>> Mary X. Tang, Ph.D.
>> Stanford Nanofabrication Facility
>> CIS Room 136, Mail Code 4070
>> Stanford, CA  94305
>> (650)723-9980
>> mtang at stanford.edu
>> http://snf.stanford.edu
>>     


-- 
Mary X. Tang, Ph.D.
Stanford Nanofabrication Facility
CIS Room 136, Mail Code 4070
Stanford, CA  94305
(650)723-9980
mtang at stanford.edu
http://snf.stanford.edu

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