Consolidated Balance Sheets (Unaudited) - USD ($)	Jun. 30, 2023	Dec. 31, 2022
Assets
Cash and cash equivalents	$ 7,774,459	$ 15,046,894
Accounts receivable, net	364,117	5,556,577
Prepaid expenses	867,604	1,493,982
Total current assets	9,006,180	22,097,453
Long-term prepaid insurance	434,000	467,694
Operating lease right-of-use assets	730,583	1,192,054
Financing lease right-of-use assets	3,744,185	3,896,873
Property, plant and equipment, net	21,527,612	23,250,853
Total assets	35,442,560	50,904,927
Current liabilities
Accounts payable	1,403,847	3,679,116
Notes payable	111,894	772,665
Operating lease liabilities, current portion	545,964	490,794
Finance lease liabilities, current portion	127,022	132,788
Deferred grant income	2,894,781	0
Accrued expenses and other current liabilities	5,927,527	9,917,981
Total current liabilities	11,011,035	14,993,344
Operating lease liabilities, noncurrent	91,816	361,225
Finance lease liabilities, noncurrent	3,485,754	3,629,642
Warrant liabilities	595,860	320,930
Convertible Debt	541,644	541,644
Total liabilities	15,726,109	19,846,785
Commitments and contingencies (Note 16)
Stockholders’ equity
Preferred stock; $0.0001 par value; 10,000,000 shares authorized, 0 shares issued and outstanding at June 30, 2023 and December 31, 2022	0	0
Common stock; $0.0001 par value; 490,000,000 shares authorized at June 30, 2023 and December 31, 2022; 52,861,314 and 50,940,920 shares issued, respectively, and 52,314,656 and 50,394,262 outstanding at June 30, 2023 and December 31, 2022, respectively	5,286	5,094
Treasury stock, at cost; 546,658 shares held at June 30, 2023 and December 31, 2022	(5,521,246)	(5,521,246)
Additional paid-in capital	87,336,872	84,444,049
Accumulated deficit	(62,104,461)	(47,869,755)
Total stockholders’ equity	19,716,451	31,058,142
Total liabilities and stockholders’ equity	$ 35,442,560	$ 50,904,927