Table 4 The energies of HOMO (\({\varepsilon }_{H}\)) and LUMO (\({\varepsilon }_{L}\)), bond gap between HOMO and LUMO (HLG), chemical potential (\(\mu\)), chemical hardness (\(\eta\)), and electrophilicity (\(\omega\)).

From: Quantum DFT methods to explore the interaction of 1-Adamantylamine with pristine, and P, As, Al, and Ga doped BN nanotubes

System

Cite

ε H

ε L

HLG

μ

η

ω

BNNT(5,5)

BNNT

− 6.533

− 0.2834

6.2494

− 3.4082

3.1247

3.7173

T1

− 6.151

0.0259

6.1771

− 3.0626

3.0885

3.0369

T2

− 6.152

0.0263

6.1781

− 3.0627

3.0890

3.0365

T3

− 6.021

− 0.3611

5.6594

− 3.1908

2.8297

3.5979

T4

− 6.201

− 1.2572

4.9440

− 3.7292

2.4720

5.625

BNNT(6,6)

Cell

− 6.556

− 0.3096

6.2468

− 3.4330

3.1234

3.7734

Complex

− 6.312

− 0.1238

6.1882

− 3.2179

3.0941

3.3466

BNNT(7,7)

Cell

− 6.550

− 0.3236

6.2265

− 3.4638

3.1132

3.7940

Complex

− 6.331

− 0.1684

6.1628

− 3.2498

3.0814

3.4273

BNNT(Al)

Cell

− 6.481

− 1.4622

5.0184

− 3.9714

2.5092

6.2856

Complex

− 6.297

− 1.2264

5.0710

− 3.7619

2.5355

5.5815

BNNT(Ga)

Cell

− 6.482

− 1.9334

4.5487

− 4.2077

2.2743

7.7847

Complex

− 5.989

0.1261

6.1146

− 2.9312

3.0573

2.8103

BNNT(P)

Cell

− 6.57

− 0.9624

5.6070

− 3.7660

2.8035

5.0588

Complex

− 5.867

− 1.0170

4.8501

− 3.4421

2.4250

4.8856

BNNT(As)

Cell

− 6.520

− 0.9872

5.5331

− 3.7537

2.7665

5.0932

Complex

− 5.843

− 1.0893

4.7533

− 3.4660

2.3766

5.0546

  1. All values are in (eV), and were obtained from completed nanotube and using B3LYP-D3(BJ)/6-311G* method.