Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology - 12 months ended Dec. 31, 2021 | USD ($)shares | € / shares |
15-Mar-12 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 75,000 | |
Number of warrants granted to other benef. | 120,000 | |
Exercise price | € / shares | | € 1.72 |
expected dividend Yield | $ | | |
Expected stock price volatility | 67.74% | |
Risk-free interest rate | 3.43% | |
Expected duration (months)to Belgian benef. | 78 months 17 days | |
Expected duration (months)to other benef. | 60 months 17 days | |
15-Aug-12 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 12,000 | |
Number of warrants granted to other benef. | 24,000 | |
Exercise price | € / shares | | 1.52 |
expected dividend Yield | $ | | |
Expected stock price volatility | 54.50% | |
Risk-free interest rate | 2.57% | |
Expected duration (months)to Belgian benef. | 73 months 16 days | |
Expected duration (months)to other benef. | 61 months 16 days | |
14-Sep-12 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 85,000 | |
Exercise price | € / shares | | 1.65 |
expected dividend Yield | $ | | |
Expected stock price volatility | 55.58% | |
Risk-free interest rate | 2.59% | |
Expected duration (months)to Belgian benef. | 72 months 17 days | |
Expected duration (months)to other benef. | 60 months 17 days | |
01-Dec-12 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 10,000 | |
Exercise price | € / shares | | 2.19 |
expected dividend Yield | $ | | |
Expected stock price volatility | 57.13% | |
Risk-free interest rate | 2.19% | |
Expected duration (months)to Belgian benef. | 75 months 29 days | |
Expected duration (months)to other benef. | 57 months 30 days | |
01-Jan-13 [Member | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 65,000 | |
Number of warrants granted to other benef. | 107,000 | |
Exercise price | € / shares | | 2 |
expected dividend Yield | $ | | |
Expected stock price volatility | 57.13% | |
Risk-free interest rate | 2.09% | |
Expected duration (months)to Belgian benef. | 80 months 29 days | |
Expected duration (months)to other benef. | 62 months 28 days | |
01-May-13 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 15,000 | |
Exercise price | € / shares | | 2.13 |
expected dividend Yield | $ | | |
Expected stock price volatility | 49.75% | |
Risk-free interest rate | 1.93% | |
Expected duration (months)to Belgian benef. | 77 months | |
Expected duration (months)to other benef. | 58 months 29 days | |
31-May-13 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 12,000 | |
Number of warrants granted to other benef. | 18,000 | |
Exercise price | € / shares | | 2.05 |
expected dividend Yield | $ | | |
Expected stock price volatility | 49.62% | |
Risk-free interest rate | 2.22% | |
Expected duration (months)to Belgian benef. | 76 months 1 day | |
Expected duration (months)to other benef. | 57 months 30 days | |
12-Mar-14 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 76,000 | |
Number of warrants granted to other benef. | 177,000 | |
Exercise price | € / shares | | 3.6 |
expected dividend Yield | $ | | |
Expected stock price volatility | 47.75% | |
Risk-free interest rate | 2.24% | |
Expected duration (months)to Belgian benef. | 72 months 21 days | |
Expected duration (months)to other benef. | 54 months 20 days | |
01-Apr-14 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 12,000 | |
Exercise price | € / shares | | 4.32 |
expected dividend Yield | $ | | |
Expected stock price volatility | 48.82% | |
Risk-free interest rate | 2.21% | |
Expected duration (months)to Belgian benef. | 72 months | |
Expected duration (months)to other benef. | 54 months | |
30-May-14 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 18,000 | |
Number of warrants granted to other benef. | 18,000 | |
Exercise price | € / shares | | 4.25 |
expected dividend Yield | $ | | |
Expected stock price volatility | 48.68% | |
Risk-free interest rate | 1.86% | |
Expected duration (months)to Belgian benef. | 70 months 2 days | |
Expected duration (months)to other benef. | 52 months 2 days | |
23-Jun-14 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 12,000 | |
Number of warrants granted to other benef. | 12,000 | |
Exercise price | € / shares | | 4.13 |
expected dividend Yield | $ | | |
Expected stock price volatility | 48.12% | |
Risk-free interest rate | 1.78% | |
Expected duration (months)to Belgian benef. | 75 months 9 days | |
Expected duration (months)to other benef. | 63 months 8 days | |
9-Feb-15 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 60,000 | |
Number of warrants granted to other benef. | 95,000 | |
Exercise price | € / shares | | 4.49 |
expected dividend Yield | $ | | |
Expected stock price volatility | 46.75% | |
Risk-free interest rate | 0.62% | |
Expected duration (months)to Belgian benef. | 79 months 22 days | |
Expected duration (months)to other benef. | 61 months 21 days | |
29-May-15 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 20,000 | |
Number of warrants granted to other benef. | 30,000 | |
Exercise price | € / shares | | 4.91 |
Expected stock price volatility | 46.52% | |
Risk-free interest rate | 0.81% | |
Expected duration (months)to Belgian benef. | 64 months 4 days | |
Expected duration (months)to other benef. | 52 months 3 days | |
1-Oct-15 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 83,000 | |
Exercise price | € / shares | | 4.2 |
expected dividend Yield | $ | | |
Expected stock price volatility | 48.99% | |
Risk-free interest rate | 0.90% | |
Expected duration (months)to Belgian benef. | 72 months | |
Expected duration (months)to other benef. | 54 months | |
1-Dec-15 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 18,000 | |
Exercise price | € / shares | | 3.89 |
expected dividend Yield | $ | | |
Expected stock price volatility | 51.18% | |
Risk-free interest rate | 0.85% | |
Expected duration (months)to Belgian benef. | 70 months | |
Expected duration (months)to other benef. | 52 months | |
1-Feb-16 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 10,000 | |
Exercise price | € / shares | | 4.13 |
expected dividend Yield | $ | | |
Expected stock price volatility | 51.18% | |
Risk-free interest rate | 0.85% | |
Expected duration (months)to Belgian benef. | 67 months 30 days | |
Expected duration (months)to other benef. | 49 months 29 days | |
4-Feb-16 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 50,000 | |
Number of warrants granted to other benef. | 134,000 | |
Exercise price | € / shares | | 3.78 |
expected dividend Yield | $ | | |
Expected stock price volatility | 52.49% | |
Risk-free interest rate | 0.72% | |
Expected duration (months)to Belgian benef. | 67 months 27 days | |
Expected duration (months)to other benef. | 49 months 26 days | |
2-Apr-16 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 52,000 | |
Exercise price | € / shares | | 3.62 |
expected dividend Yield | $ | | |
Expected stock price volatility | 53.40% | |
Risk-free interest rate | 0.58% | |
Expected duration (months)to Belgian benef. | 65 months 10 days | |
Expected duration (months)to other benef. | 53 months 10 days | |
29-May-16 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 30,000 | |
Number of warrants granted to other benef. | 40,000 | |
Exercise price | € / shares | | 4.13 |
expected dividend Yield | $ | | |
Expected stock price volatility | 51.85% | |
Risk-free interest rate | 0.54% | |
Expected duration (months)to Belgian benef. | 64 months 3 days | |
Expected duration (months)to other benef. | 52 months 3 days | |
22-Jan-16 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 20,000 | |
Exercise price | € / shares | | 3.83 |
expected dividend Yield | $ | | |
Expected stock price volatility | 52.81% | |
Risk-free interest rate | 0.86% | |
Expected duration (months)to Belgian benef. | 68 months 9 days | |
Expected duration (months)to other benef. | 56 months 9 days | |
1-Dec-16 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 22,000 | |
Exercise price | € / shares | | 4.65 |
expected dividend Yield | $ | | |
Expected stock price volatility | 54.16% | |
Risk-free interest rate | 0.75% | |
Expected duration (months)to Belgian benef. | 57 months 30 days | |
Expected duration (months)to other benef. | 39 months 29 days | |
1-Jan-17 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 19,000 | |
Exercise price | € / shares | | 4.56 |
expected dividend Yield | $ | | |
Expected stock price volatility | 53.84% | |
Risk-free interest rate | 0.73% | |
Expected duration (months)to Belgian benef. | 56 months 29 days | |
Expected duration (months)to other benef. | 50 months 29 days | |
11-Apr-17 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 18,000 | |
Exercise price | € / shares | | 5.41 |
expected dividend Yield | $ | | |
Expected stock price volatility | 51.80% | |
Risk-free interest rate | 0.81% | |
Expected duration (months)to Belgian benef. | 54 months | |
Expected duration (months)to other benef. | 48 months | |
11-Apr-17 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 20,000 | |
Number of warrants granted to other benef. | 200,000 | |
Exercise price | € / shares | | 5.35 |
Expected stock price volatility | 51.83% | |
Risk-free interest rate | 0.72% | |
Expected duration (months)to Belgian benef. | 65 months 20 days | |
Expected duration (months)to other benef. | 47 months 20 days | |
29-Jul-17 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 10,000 | |
Exercise price | € / shares | | 4.72 |
expected dividend Yield | $ | | |
Expected stock price volatility | 50.95% | |
Risk-free interest rate | 0.87% | |
Expected duration (months)to Belgian benef. | 50 months 3 days | |
Expected duration (months)to other benef. | 44 months 1 day | |
1-Sep-17 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 34,000 | |
Exercise price | € / shares | | 4.92 |
expected dividend Yield | $ | | |
Expected stock price volatility | 48.08% | |
Risk-free interest rate | 0.71% | |
Expected duration (months)to Belgian benef. | 60 months 30 days | |
Expected duration (months)to other benef. | 42 months 29 days | |
2-Nov-17 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 99,000 | |
Exercise price | € / shares | | 4.61 |
expected dividend Yield | $ | | |
Expected stock price volatility | 45.23% | |
Risk-free interest rate | 0.66% | |
Expected duration (months)to Belgian benef. | 52 months 28 days | |
Expected duration (months)to other benef. | 40 months 27 days | |
20-Jun-17 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 30,000 | |
Number of warrants granted to other benef. | 30,000 | |
Exercise price | € / shares | | 4.97 |
expected dividend Yield | $ | | |
Expected stock price volatility | 5157.00% | |
Risk-free interest rate | 0.59% | |
Expected duration (months)to Belgian benef. | 81 months 12 days | |
Expected duration (months)to other benef. | 63 months 11 days | |
01-Apr-18 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 42,000 | |
Exercise price | € / shares | | 377 |
expected dividend Yield | $ | | |
Expected stock price volatility | 46.08% | |
Risk-free interest rate | 0.76% | |
Expected duration (months)to Belgian benef. | 54 months | |
Expected duration (months)to other benef. | 42 months | |
01-Jun-18 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 50,000 | |
Number of warrants granted to other benef. | 30,000 | |
Exercise price | € / shares | | 497 |
expected dividend Yield | $ | | |
Expected stock price volatility | 46.15% | |
Risk-free interest rate | 0.77% | |
Expected duration (months)to Belgian benef. | 52 months | |
Expected duration (months)to other benef. | 40 months | |
01-Jun-18 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 8,000 | |
Exercise price | € / shares | | 366 |
expected dividend Yield | $ | | |
Expected stock price volatility | 44.04% | |
Risk-free interest rate | 0.73% | |
Expected duration (months)to Belgian benef. | 48 months 30 days | |
Expected duration (months)to other benef. | 36 months 30 days | |
05-Dec-18 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 20,000 | |
Exercise price | € / shares | | 173 |
expected dividend Yield | $ | | |
Expected stock price volatility | 57.56% | |
Risk-free interest rate | 0.79% | |
Expected duration (months)to Belgian benef. | 45 months 26 days | |
Expected duration (months)to other benef. | 33 months 26 days | |
24-Jan-19 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 191,000 | |
Exercise price | € / shares | | 164 |
expected dividend Yield | $ | | |
Expected stock price volatility | 67.56% | |
Risk-free interest rate | 0.77% | |
Expected duration (months)to Belgian benef. | 62 months 7 days | |
Expected duration (months)to other benef. | 50 months 6 days | |
16-May-19 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 1,508,000 | |
Exercise price | € / shares | | 149 |
expected dividend Yield | $ | | |
Expected stock price volatility | 75.78% | |
Risk-free interest rate | 0.38% | |
Expected duration (months)to Belgian benef. | 58 months 16 days | |
Expected duration (months)to other benef. | 46 months 15 days | |
01-Nov-19 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 8,000 | |
Exercise price | € / shares | | 101 |
expected dividend Yield | $ | | |
Expected stock price volatility | 82.15% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 64 months 30 days | |
Expected duration (months)to other benef. | 46 months 29 days | |
01-Dec-19 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 12,000 | |
Exercise price | € / shares | | 102 |
expected dividend Yield | $ | | |
Expected stock price volatility | 81.95% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 64 months | |
Expected duration (months)to other benef. | 45 months 30 days | |
01-Jan-20 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 6,000 | |
Exercise price | € / shares | | 102 |
expected dividend Yield | $ | | |
Expected stock price volatility | 81.00% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 62 months 30 days | |
Expected duration (months)to other benef. | 50 months 30 days | |
01-Feb-20 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 2,000 | |
Exercise price | € / shares | | 98 |
expected dividend Yield | $ | | |
Expected stock price volatility | 80.26% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 61 months 29 days | |
Expected duration (months)to other benef. | 49 months 20 days | |
01-Mar-20 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 4,000 | |
Exercise price | € / shares | | 89 |
expected dividend Yield | $ | | |
Expected stock price volatility | 80.59% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 61 months | |
Expected duration (months)to other benef. | 49 months | |
01-Jun-20 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 6,000 | |
Exercise price | € / shares | | 85 |
expected dividend Yield | $ | | |
Expected stock price volatility | 86.64% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 57 months 30 days | |
Expected duration (months)to other benef. | 45 months 30 days | |
01-Oct-20 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 2,000 | |
Exercise price | € / shares | | 80 |
expected dividend Yield | $ | | |
Expected stock price volatility | 85.20% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 53 months 28 days | |
Expected duration (months)to other benef. | 35 months 29 days | |
15-Jul-20 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 225,000 | |
Exercise price | € / shares | | 80 |
expected dividend Yield | $ | | |
Expected stock price volatility | 85.89% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 56 months 15 days | |
Expected duration (months)to other benef. | 38 months 16 days | |
01-Jul-19 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 60,000 | |
Number of warrants granted to other benef. | 20,000 | |
Exercise price | € / shares | | 128 |
expected dividend Yield | $ | | |
Expected stock price volatility | 78.70% | |
Risk-free interest rate | 0.07% | |
Expected duration (months)to Belgian benef. | 69 months | |
Expected duration (months)to other benef. | 51 months | |
24-Jul-19 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 980,000 | |
Exercise price | € / shares | | 124 |
expected dividend Yield | $ | | |
Expected stock price volatility | 78.64% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 68 months 7 days | |
Expected duration (months)to other benef. | 50 months 8 days | |
15-Jul-20 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 1,598,000 | |
Exercise price | € / shares | | 80 |
expected dividend Yield | $ | | |
Expected stock price volatility | 85.89% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 56 months 15 days | |
Expected duration (months)to other benef. | 38 months 16 days | |
30-Jul-20 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | 20,000 | |
Number of warrants granted to other benef. | | |
Exercise price | € / shares | | 128 |
expected dividend Yield | $ | | |
Expected stock price volatility | 87.02% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 56 months | |
Expected duration (months)to other benef. | 38 months 1 day | |
01-Oct-20 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 10,000 | |
Exercise price | € / shares | | 128 |
expected dividend Yield | $ | | |
Expected stock price volatility | 85.20% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 53 months 28 days | |
Expected duration (months)to other benef. | 35 months 29 days | |
01-Mar-21 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 2,000 | |
Exercise price | € / shares | | 1.08 |
expected dividend Yield | $ | | |
Expected stock price volatility | 65.06% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 48 months 30 days | |
Expected duration (months)to other benef. | 31 months | |
03-May-21 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 8,000 | |
Exercise price | € / shares | | 1.16 |
expected dividend Yield | $ | | |
Expected stock price volatility | 64.59% | |
Risk-free interest rate | 0.01% | |
Expected duration (months)to Belgian benef. | 46 months 28 days | |
Expected duration (months)to other benef. | 28 months 28 days | |
01-Jun-21 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 4,000 | |
Exercise price | € / shares | | 1.18 |
expected dividend Yield | $ | | |
Expected stock price volatility | 65.82% | |
Risk-free interest rate | 0.01% | |
Expected duration (months)to Belgian benef. | 45 months 29 days | |
Expected duration (months)to other benef. | 27 months 29 days | |
27-Jul-21 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 30,000 | |
Exercise price | € / shares | | 1.36 |
expected dividend Yield | $ | | |
Expected stock price volatility | 63.36% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 44 months 3 days | |
Expected duration (months)to other benef. | 26 months 4 days | |
27-Jul-21 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 202,500 | |
Exercise price | € / shares | | 1.36 |
expected dividend Yield | $ | | |
Expected stock price volatility | 63.36% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 44 months 3 days | |
Expected duration (months)to other benef. | 26 months 4 days | |
24-Nov-21 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 40,000 | |
Exercise price | € / shares | | 1.05 |
expected dividend Yield | $ | | |
Expected stock price volatility | 60.78% | |
Risk-free interest rate | 0.14% | |
Expected duration (months)to Belgian benef. | 49 months 7 days | |
Expected duration (months)to other benef. | 37 months 7 days | |
03-Jul-21 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 2,570,000 | |
Exercise price | € / shares | | 1.38 |
expected dividend Yield | $ | | |
Expected stock price volatility | 63.10% | |
Risk-free interest rate | 0.04% | |
Expected duration (months)to Belgian benef. | 44 months 27 days | |
Expected duration (months)to other benef. | 26 months 28 days | |
07-Jul-21 [Member] | | |
Share-based payments (Details) - Schedule of fair value of each warrant is estimated on the date of grant using the black-scholes methodology [Line Items] | | |
Number of warrants granted to Belgian benef. | | |
Number of warrants granted to other benef. | 600,000 | |
Exercise price | € / shares | | € 1.39 |
expected dividend Yield | $ | | |
Expected stock price volatility | 63.11% | |
Risk-free interest rate | 0.00% | |
Expected duration (months)to Belgian benef. | 44 months 23 days | |
Expected duration (months)to other benef. | 26 months 24 days | |