Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details Textual)

v2.4.0.8
Summary of Significant Accounting Policies (Details Textual) (USD $)
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2013
Summary Of Significant Accounting Policies [Line Items]          
Property, Plant and Equipment, Depreciation Methods     straight-line method    
Revenue from Grants $ 149,029 $ 370,672 $ 448,050 $ 1,167,121  
Grants Receivable, Current 159,679   159,679   211,063
Research And Development Expense Including Grants 829,266 644,400 2,066,544 2,025,898  
Research and Development Expense, Grants 165,588 383,347 497,833 1,200,288  
Cash, FDIC Insured Amount 250,000   250,000    
Stockholders Equity, Reverse Stock Split     1-for-2.381 reverse stock split    
Allowance for Doubtful Accounts Receivable 0   0   0
Inventory Valuation Reserves 0   0   0
Impairment of Long-Lived Assets Held-for-use     $ 0   $ 0
Sales [Member] | Advanced Research Projects Agency-Energy [Member]
         
Summary Of Significant Accounting Policies [Line Items]          
Concentration Risk, Percentage 34.00% 61.00% 35.00% 62.00%  
Sales [Member] | Customer Concentration Risk [Member] | Customer One [Member]
         
Summary Of Significant Accounting Policies [Line Items]          
Concentration Risk, Percentage 25.00%   15.00%    
Sales [Member] | Customer Concentration Risk [Member] | Customer Two [Member]
         
Summary Of Significant Accounting Policies [Line Items]          
Concentration Risk, Percentage 16.00%   11.00%    
Sales [Member] | Customer Concentration Risk [Member] | Customer Three [Member]
         
Summary Of Significant Accounting Policies [Line Items]          
Concentration Risk, Percentage 11.00%   10.00%    
Sales [Member] | Customer Concentration Risk [Member] | Customer Four [Member]
         
Summary Of Significant Accounting Policies [Line Items]          
Concentration Risk, Percentage   10.00%      
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Advanced Research Projects Agency-Energy [Member]
         
Summary Of Significant Accounting Policies [Line Items]          
Concentration Risk, Percentage     40.00%   84.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer One [Member]
         
Summary Of Significant Accounting Policies [Line Items]          
Concentration Risk, Percentage     24.00%    
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Customer Two [Member]
         
Summary Of Significant Accounting Policies [Line Items]          
Concentration Risk, Percentage     18.00%    
Patents [Member]
         
Summary Of Significant Accounting Policies [Line Items]          
Finite-Lived Intangible Assets, Amortization Method     straight-line method    
Finite-Lived Intangible Asset, Useful Life     20 years