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Condensed Statements of Cash Flows (Unaudited) - USD ($)
 6 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Operating activities    
Net loss $ (5,865,542) $ (4,353,396)
Adjustments to reconcile net loss to net cash used in operating activities:    
Amortization and depreciation 53,692 38,030
Stock-based compensation 435,788 572,188
Issuance costs attributed to financing activities 3,053
Revaluation of convertible notes (1,974)
Non-cash lease expense 52,905 26,802
Change in assets and liabilities:    
Accounts receivable 11,752
Inventory (123,616)
Prepaid and other assets (163,990) 37,585
Accounts payable 33,800 (444,197)
Accrued expenses, deferred revenue, operating leases and other liabilities (335,516) (162,193)
Net cash used in operating activities (5,900,727) (4,284,102)
Investing activities    
Purchase of fixed assets (154,810) (2,059)
Net cash used in investing activities (154,810) (2,059)
Financing activities    
Issuance costs related to convertible notes (3,053)
Proceeds from issuance of common stock in connection with public offering and private placements 13,350,582 8,829,236
Proceeds from issuance of warrants in connection with private placement 3,670,764
Exercise of warrants 212,499
Exercise of stock options 4,998
Issuance costs related to public offering and private placements (1,327,300) (1,190,495)
Net cash provided by financing activities 12,023,282 11,523,949
Net increase in cash 5,967,745 7,237,788
Cash at beginning of period 6,901,346 4,036,397
Cash at end of period 12,869,091 11,274,185
Supplemental non-cash financing and investing transactions:    
Conversion of convertible notes into equity 1,005,232
Unpaid issuance costs and non-cash adjustments attributed to convertible notes and private placements 57,985
Reclass of deferred offering costs to additional paid-in capital in connection with public offering 24,980
Purchased fixed assets in accounts payable and accrued expenses $ 19,869