3. A particle with total spin quantum number s is in the state with the highest z-component of angular momentum (m= +s) at time t= 0. The particle is in a magnetic field and is governed by the Hamiltonian operator H=wS,. You will find it useful to remember that S. = S,+iS, and S... S.- ¡Sy. Also, S, s, m) = h√s(s+1)-m(m+1) s. m+ 1) and S. Is, m) = h√√/s(s+1)-m(m-1) |s, m-1). (a) At a very short time later, t = 8t, what is the probability, to lowest order in it, that one would measure a value ms? (b) Again assuming small &t, the probability, to lowest order in St, of finding the particle in the m= -s state is proportional to what power of St?
3. A particle with total spin quantum number s is in the state with the highest z-component of angular momentum (m= +s) at time t= 0. The particle is in a magnetic field and is governed by the Hamiltonian operator H=wS,. You will find it useful to remember that S. = S,+iS, and S... S.- ¡Sy. Also, S, s, m) = h√s(s+1)-m(m+1) s. m+ 1) and S. Is, m) = h√√/s(s+1)-m(m-1) |s, m-1). (a) At a very short time later, t = 8t, what is the probability, to lowest order in it, that one would measure a value ms? (b) Again assuming small &t, the probability, to lowest order in St, of finding the particle in the m= -s state is proportional to what power of St?
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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![3. A particle with total spin quantum number s is in the state with the highest z-component
of angular momentum (m=+s) at time t = 0. The particle is in a magnetic field and is
governed by the Hamiltonian operator H=wS. You will find it useful to remember that
S. = S, +iS, and S = S, - iSy. Also, S+s, m) = √s(s+1) − m(m + 1) |s, m+ 1)
and S. s. m) = h√√/s(s+1)-m(m-1) |s, m - 1).
(a) At a very short time later, t = 8t, what is the probability, to lowest order in it, that
one would measure a value ms?
(b) Again assuming small ót, the probability, to lowest order in St, of finding the particle
in the m= -s state is proportional to what power of St?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F96864538-6802-4ae8-9f33-477c524c1873%2F88814cee-0987-44c2-affa-91891cb916b5%2Fbfof8s_processed.jpeg&w=3840&q=75)
Transcribed Image Text:3. A particle with total spin quantum number s is in the state with the highest z-component
of angular momentum (m=+s) at time t = 0. The particle is in a magnetic field and is
governed by the Hamiltonian operator H=wS. You will find it useful to remember that
S. = S, +iS, and S = S, - iSy. Also, S+s, m) = √s(s+1) − m(m + 1) |s, m+ 1)
and S. s. m) = h√√/s(s+1)-m(m-1) |s, m - 1).
(a) At a very short time later, t = 8t, what is the probability, to lowest order in it, that
one would measure a value ms?
(b) Again assuming small ót, the probability, to lowest order in St, of finding the particle
in the m= -s state is proportional to what power of St?
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