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Author ID: ahmed.zafar Recent zbMATH articles by "Ahmed, Zafar"
Published as: Ahmed, Zafar

Publications by Year

Citations contained in zbMATH Open

35 Publications have been cited 212 times in 142 Documents Cited by Year
Real and complex discrete eigenvalues in an exactly solvable one-dimensional complex PT-invariant potential. Zbl 0984.81043
Ahmed, Zafar
62
2001
Pseudo-Hermiticity of Hamiltonians under gauge-like transformation: real spectrum of non-Hermitian Hamiltonians. Zbl 0990.81029
Ahmed, Zafar
32
2002
Pseudo-Hermiticity of Hamiltonians under imaginary shift of the coordinate: real spectrum of complex potentials. Zbl 1020.81016
Ahmed, Zafar
19
2001
Energy band structure due to a complex, periodic, PT-invariant potential. Zbl 0969.81667
Ahmed, Zafar
14
2001
Gaussian ensemble of 2\(\times\)2 pseudo-Hermitian random matrices. Zbl 1039.82018
Ahmed, Zafar; Jain, Sudhir R.
9
2003
P-, T-, PT-, and CPT-invariance of Hermitian Hamiltonians. Zbl 1011.81010
Ahmed, Zafar
8
2003
Zero width resonance (spectral singularity) in a complex \(PT\)-symmetric potential. Zbl 1181.81102
Ahmed, Zafar
7
2009
Handedness of complex PT-symmetric potential barriers. Zbl 1123.81417
Ahmed, Zafar
7
2004
Reflectionless potentials and \({\mathcal{PT}}\) symmetry. Zbl 1081.81108
Ahmed, Zafar; Bender, Carl M.; Berry, M. V.
5
2005
Solvable models of an open well and a bottomless barrier: one-dimensional exponential potentials. Zbl 1390.81136
Ahmed, Zafar; Ghosh, Dona; Kumar, Sachin; Turumella, Nihar
4
2018
A new solvable complex PT-symmetric potential. Zbl 1323.81096
Ahmed, Zafar; Ghosh, Dona; Nathan, Joseph Amal
4
2015
Eigenvalue problems for the complex PT-symmetric potential \(V(x)=igx\). Zbl 1203.81071
Ahmed, Zafar
3
2007
New features of scattering from a one-dimensional non-Hermitian (complex) potential. Zbl 1237.81076
Ahmed, Zafar
3
2012
\(C\)-, \(PT\)- and \(CPT\)-invariance of pseudo-Hermitian Hamiltonians. Zbl 1046.81016
Ahmed, Zafar
3
2003
Revisiting double Dirac delta potential. Zbl 1344.81066
Ahmed, Zafar; Kumar, Sachin; Sharma, Mayank; Sharma, Vibhu
3
2016
Pseudo-reality and pseudo-adjointness of Hamiltonians. Zbl 1058.81014
Ahmed, Zafar
2
2003
A pseudo-unitary ensemble of random matrices, PT-symmetry and the Riemann hypothesis. Zbl 1138.11038
Ahmed, Zafar; Jain, Sudhir R.
2
2006
An interesting model of quantal transmission. Zbl 1134.81348
Ahmed, Zafar
2
2006
Position-momentum uncertainty products. Zbl 1298.81125
Ahmed, Zafar; Yadav, Indresh
2
2014
Coherent perfect absorption with and without lasing in complex potentials. Zbl 1298.81508
Ahmed, Zafar
2
2014
The paradoxical zero reflection at zero energy. Zbl 1367.81046
Ahmed, Zafar; Sharma, Vibhu; Sharma, Mayank; Singhal, Ankush; Kaiwart, Rahul; Priyadarshini, Pallavi
2
2017
Real discrete spectrum in the complex non-PT-symmetric Scarf II potential. Zbl 1342.81131
Ahmed, Zafar; Nathan, Joseph Amal
2
2015
Spectral singularity and reflectionlessness in non-Hermitian (complex) Ginocchio potential. Zbl 1258.81035
Ghatak, Ananya; Nathan, Joseph Amal; Mandal, Bhabani Prasad; Ahmed, Zafar
2
2012
The simplest model of the zero-curvature eigenstate. Zbl 1286.81053
Ahmed, Zafar; Kesari, Swayam
2
2014
Unusual reflection from step barriers. Zbl 1072.81572
Ahmed, Zafar
1
1996
Quasi-bound state in supersymmetric quantum mechanics. Zbl 0984.81052
Ahmed, Zafar
1
2001
An ensemble of non-Hermitian Gaussian-random \(2\times 2\) matrices admitting the Wigner surmise. Zbl 1008.82003
Ahmed, Zafar
1
2003
\(\mathcal{PT}\)-symmetry in conventional quantum physics. Zbl 1114.81033
Ahmed, Zafar
1
2006
Bound state eigenfunctions need to vanish faster than \(|x|^{-3/2}\). Zbl 1344.81065
Ahmed, Zafar
1
2016
Dirichlet spectra of the paradigm model of complex PT-symmetric potential: \(V(x)=-(ix)^N\). Zbl 1373.81237
Ahmed, Zafar; Kumar, Sachin; Sharma, Dhruv
1
2017
Accidental crossings of eigenvalues in the one-dimensional complex PT-symmetric Scarf-II potential. Zbl 1364.81122
Ahmed, Zafar; Ghosh, Dona; Nathan, Joseph Amal; Parkar, Gaurang
1
2015
An ansatz for the eigenstates in \(\mathcal{PT}\)-symmetric quantum mechanics. Zbl 1236.81113
Ahmed, Zafar
1
2006
Reciprocity and unitarity in scattering from a non-Hermitian complex PT-symmetric potential. Zbl 1428.81129
Ahmed, Zafar
1
2013
Divergence of \(\langle {p}^{6}\rangle \) in discontinuous potential wells. Zbl 1396.81078
Ahmed, Zafar; Kumar, Sachin; Ghosh, Dona; Nathan, Joseph Amal
1
2018
Lines of force of the electric point dipole. Zbl 1267.78005
Ahmed, Zafar; Savita, Aditya Nandan
1
2013
Solvable models of an open well and a bottomless barrier: one-dimensional exponential potentials. Zbl 1390.81136
Ahmed, Zafar; Ghosh, Dona; Kumar, Sachin; Turumella, Nihar
4
2018
Divergence of \(\langle {p}^{6}\rangle \) in discontinuous potential wells. Zbl 1396.81078
Ahmed, Zafar; Kumar, Sachin; Ghosh, Dona; Nathan, Joseph Amal
1
2018
The paradoxical zero reflection at zero energy. Zbl 1367.81046
Ahmed, Zafar; Sharma, Vibhu; Sharma, Mayank; Singhal, Ankush; Kaiwart, Rahul; Priyadarshini, Pallavi
2
2017
Dirichlet spectra of the paradigm model of complex PT-symmetric potential: \(V(x)=-(ix)^N\). Zbl 1373.81237
Ahmed, Zafar; Kumar, Sachin; Sharma, Dhruv
1
2017
Revisiting double Dirac delta potential. Zbl 1344.81066
Ahmed, Zafar; Kumar, Sachin; Sharma, Mayank; Sharma, Vibhu
3
2016
Bound state eigenfunctions need to vanish faster than \(|x|^{-3/2}\). Zbl 1344.81065
Ahmed, Zafar
1
2016
A new solvable complex PT-symmetric potential. Zbl 1323.81096
Ahmed, Zafar; Ghosh, Dona; Nathan, Joseph Amal
4
2015
Real discrete spectrum in the complex non-PT-symmetric Scarf II potential. Zbl 1342.81131
Ahmed, Zafar; Nathan, Joseph Amal
2
2015
Accidental crossings of eigenvalues in the one-dimensional complex PT-symmetric Scarf-II potential. Zbl 1364.81122
Ahmed, Zafar; Ghosh, Dona; Nathan, Joseph Amal; Parkar, Gaurang
1
2015
Position-momentum uncertainty products. Zbl 1298.81125
Ahmed, Zafar; Yadav, Indresh
2
2014
Coherent perfect absorption with and without lasing in complex potentials. Zbl 1298.81508
Ahmed, Zafar
2
2014
The simplest model of the zero-curvature eigenstate. Zbl 1286.81053
Ahmed, Zafar; Kesari, Swayam
2
2014
Reciprocity and unitarity in scattering from a non-Hermitian complex PT-symmetric potential. Zbl 1428.81129
Ahmed, Zafar
1
2013
Lines of force of the electric point dipole. Zbl 1267.78005
Ahmed, Zafar; Savita, Aditya Nandan
1
2013
New features of scattering from a one-dimensional non-Hermitian (complex) potential. Zbl 1237.81076
Ahmed, Zafar
3
2012
Spectral singularity and reflectionlessness in non-Hermitian (complex) Ginocchio potential. Zbl 1258.81035
Ghatak, Ananya; Nathan, Joseph Amal; Mandal, Bhabani Prasad; Ahmed, Zafar
2
2012
Zero width resonance (spectral singularity) in a complex \(PT\)-symmetric potential. Zbl 1181.81102
Ahmed, Zafar
7
2009
Eigenvalue problems for the complex PT-symmetric potential \(V(x)=igx\). Zbl 1203.81071
Ahmed, Zafar
3
2007
A pseudo-unitary ensemble of random matrices, PT-symmetry and the Riemann hypothesis. Zbl 1138.11038
Ahmed, Zafar; Jain, Sudhir R.
2
2006
An interesting model of quantal transmission. Zbl 1134.81348
Ahmed, Zafar
2
2006
\(\mathcal{PT}\)-symmetry in conventional quantum physics. Zbl 1114.81033
Ahmed, Zafar
1
2006
An ansatz for the eigenstates in \(\mathcal{PT}\)-symmetric quantum mechanics. Zbl 1236.81113
Ahmed, Zafar
1
2006
Reflectionless potentials and \({\mathcal{PT}}\) symmetry. Zbl 1081.81108
Ahmed, Zafar; Bender, Carl M.; Berry, M. V.
5
2005
Handedness of complex PT-symmetric potential barriers. Zbl 1123.81417
Ahmed, Zafar
7
2004
Gaussian ensemble of 2\(\times\)2 pseudo-Hermitian random matrices. Zbl 1039.82018
Ahmed, Zafar; Jain, Sudhir R.
9
2003
P-, T-, PT-, and CPT-invariance of Hermitian Hamiltonians. Zbl 1011.81010
Ahmed, Zafar
8
2003
\(C\)-, \(PT\)- and \(CPT\)-invariance of pseudo-Hermitian Hamiltonians. Zbl 1046.81016
Ahmed, Zafar
3
2003
Pseudo-reality and pseudo-adjointness of Hamiltonians. Zbl 1058.81014
Ahmed, Zafar
2
2003
An ensemble of non-Hermitian Gaussian-random \(2\times 2\) matrices admitting the Wigner surmise. Zbl 1008.82003
Ahmed, Zafar
1
2003
Pseudo-Hermiticity of Hamiltonians under gauge-like transformation: real spectrum of non-Hermitian Hamiltonians. Zbl 0990.81029
Ahmed, Zafar
32
2002
Real and complex discrete eigenvalues in an exactly solvable one-dimensional complex PT-invariant potential. Zbl 0984.81043
Ahmed, Zafar
62
2001
Pseudo-Hermiticity of Hamiltonians under imaginary shift of the coordinate: real spectrum of complex potentials. Zbl 1020.81016
Ahmed, Zafar
19
2001
Energy band structure due to a complex, periodic, PT-invariant potential. Zbl 0969.81667
Ahmed, Zafar
14
2001
Quasi-bound state in supersymmetric quantum mechanics. Zbl 0984.81052
Ahmed, Zafar
1
2001
Unusual reflection from step barriers. Zbl 1072.81572
Ahmed, Zafar
1
1996
all top 5

Cited by 201 Authors

14 Yan, Zhenya
8 Ahmed, Zafar
8 Bagchi, Bijan Kumar
7 Mustafa, Omar
6 Cannata, Francesco
6 Lévai, Géza
6 Mandal, Bhabani Prasad
6 Znojil, Miloslav
5 Khare, Avinash
5 Mazharimousavi, S. Habib
5 Mostafazadeh, Ali
5 Quesne, Christiane
5 Sever, Ramazan
5 Wen, Zichao
4 Cooper, Fred
4 Dawson, John F.
4 Roy, Pinaki
4 Song, Jin
3 Andrianov, Alexander A.
3 Bender, Carl M.
3 Caliceti, Emanuela
3 Chen, Yong
3 Ghosh, Dona
3 Jain, Sudhir Ranjan
3 Kumar, Sachin
3 Maamache, Mustapha
3 Marinello, Gabriel
3 Pato, Mauricio Porto
3 Saxena, Avadh Behari
3 Sinha, Anjana
3 Yang, Jianke
3 Zhou, Zijian
2 Banerjee, Abhijit
2 Comech, Andrew
2 Ghatak, Ananya
2 Jia, Chunsheng
2 Jones, Hugh F.
2 Kamenshchik, Aleksandr Yur’evich
2 Koussa, Walid
2 Kuzhel, Sergei
2 Liu, Jianyi
2 Malomed, Boris A.
2 Mana, Naima
2 Mandal, Raka Dona Ray
2 Mihaila, Bogdan
2 Nathan, Joseph Amal
2 Nixon, Sean D.
2 Solombrino, Luigi
2 Yeşiltaş, Özlem
2 Zezyulin, Dmitry A.
1 Abusini, M.
1 Aktaş, Metin
1 Al-Jamel, Ahmed
1 Arévalo, Edward
1 Babione, Sarah E.
1 Berkdemir, Ayse
1 Berkdemir, Cüneyt
1 Bhardwaj, S. B.
1 Bhattacharya, Koushik
1 Bíla, Hynek
1 Borisov, Denis Ivanovich
1 Brandão, P. A.
1 Brody, Dorje C.
1 Brown, Katherine L.
1 Büyükkılıç, Fevzi
1 Cao, Kui
1 Castro Perelman, Carlos
1 Charalampidis, Efstathios G.
1 Chen, Yaming
1 Chen, Yong
1 Chernyavskiĭ, Aleksandr Grigor’evich
1 Chou, Hsiang Shun
1 Christodoulides, Demetrios N.
1 Cojuhari, Petru A.
1 Cruz y Cruz, Sara
1 Das, Tapan Kumar
1 Debnath, Swapna
1 Dehghani, Alireza
1 Demirhan, Doǧan
1 Deng, Xiaogang
1 Diago-Cisneros, L.
1 Diao, Yongfeng
1 Djeghiour, Oum Kaltoum
1 Dong, Huanhe
1 Dong, Shihai
1 Du, Qian
1 Egrifes, Harun
1 El-Ganainy, Ramy
1 El-Nasser, H.
1 Fakhri, Hossein
1 Fernández-Anaya, Guillermo
1 Fernández, Francisco Marcelo
1 Fernández, Viviano
1 Ferreira, Erasmo M.
1 Flores-Godoy, José Job
1 Gangopadhyaya, Asim
1 Gasparian, Vladimir
1 Geyer, Hendrik B.
1 Gori, Franco
1 Graffi, Sandro
...and 101 more Authors

Citations by Year