A certain molecule fluoresces at a wavelength of 400 nm with a half-life of 1.0 ns. It
Question:
A certain molecule fluoresces at a wavelength of 400 nm with a half-life of 1.0 ns. It phosphoresces at 500 nm. If the ratio of the transition probabilities for stimulated emission for the S* → S to the T → S transitions is 1.0 × 105, what is the half-life of the phosphorescent state?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 66% (6 reviews)
The halflife of the phosphorescent state is given by t12 ln2A where A is the stimulated em...View the full answer
Answered By
Tamondong Riza
Professionally, I am a teacher with years of experience tutoring math and science, as well as teaching in both public schools and independent schools. I feel that education should be an enlightening experience for all children, and I'm committed to helping my students learn new skills and make progress in their subjects.
0.00
0 Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Sciences questions
-
In a photoelectric-effect experiment, the stopping potential at a wavelength of 400 nm is 25.7% of the stopping potential at a wavelength of 300 nm. Of what metal is the cathode made?
-
The barium atom has an emission with wavelength 554 nm (green). Calculate the frequency of this light and the energy of a photon of this light.
-
A certain three- state Markov chain has a transition probability matrix given by Determine if the Markov chain has a unique steady- state distribution or not. If it does, find that distribution. 0.4...
-
TABLE 6A-1 General Depreciation System: 200% or 150% Declining Balance Switching to Straight-Line* Half-Year Convention Recovery Year 3-Year 5-Year 7-Year 10-Year 15-Year 20-Year 1 33.33 20.00 14.29...
-
Anyone who has gone into a supermarket or discount store has walked by displays at the end of aisles. These are referred to as endcaps and are often prized because they increase the visibility of...
-
A 7.5-lb collar is released from rest in the position shown, slides down the inclined rod, and compresses the spring. The direction of motion is reversed and the collar slides up the rod. Knowing...
-
For the RVE in Figure 6.4, assume that the fiber length is greater than the ineffective length, and that the distribution of the fiber tensile normal stress is given by \[\begin{gathered}...
-
The ledger of Clayton Company includes the following unadjusted balances: Prepaid Insurance $3,000, Service Revenue $58,000, and Salaries and Wages Expense $25,000. Adjusting entries are required for...
-
Your company recently hired a new administrative assistant, Maryam Arjmand. On her first day, you stopped by her desk to meet her. During your conversation, you told her to let you know if there was...
-
A major automobile company is interested in reducing the time that customers have to wait while having their car serviced with one of the dealers. They select four customers randomly each day and...
-
The photoionization of H 2 by 21 eV photons produces H 2 + . Explain why the intensity of the v = 2 0 transition is stronger than that of the 0 0 transition.
-
Jim worked 40 regular hours last week, plus 8 overtime hours at the time-and a-half rate. His gross pay was $884. a. What was his hourly rate? b. What was his hourly overtime rate?
-
Two stars have an angular separation of 3.3 X 10 -6 rad. What diameter telescope objective is necessary to just resolve these two stars, using light with a wavelength of 650 nm?
-
IT soybean oil drops $.10, what is the equity of the account when marked-to-market? You are day-trading the S&P E-Mini contract with $5,250.00 of equity in your account. Contract specs are as...
-
Employee retention contributes to the stability and success of your business. It costs a lot of time, finances, and exertion to hire new employees and train them, and turnover can hinder the firm's...
-
What would the proposed sales tax percentage paid at the register for USED Goods?
-
Warren Buffett is perhaps the most successful investor of all times. His qualitative and quantitative analysis of financial information is the source of his success. This video was PBS's "Buffett and...
-
On April 9, 2015, Starbucks corporation split its shares two-for-one. On the day before the split, Starbucks shares closed at $95.23. Theoretically, after the split the stock price should fall by...
-
A grating has 600 rulings / mm and is 5.0 mm wide. (a) What is the smallest wavelength interval it can resolve in the third order at = 500 nm? (b) How many higher orders of maxima can be seen?
-
Express these numbers in standard notation. a. 2.87 10-8 b. 1.78 1011 c. 1.381 10-23
-
The Planck distribution gives the energy in the wavelength range dA at the wavelength A. Calculate the energy density in the range 650 nm to 655 nm inside a cavity of volume 100 em3 when its...
-
The Einstein frequency is often expressed in terms of an equivalent temperature E, where E= hv/k, Confirm that E has the dimensions of temperature, and express the criterion for the validity of the...
-
The ground-state wave function of a hydrogen atom is = (1/xa3)1/2e-r1ao where ao = 53 pm (the Bohr radius). (a) Calculate the probability that the electron will be found somewhere within a small...
-
A male over the age of sixteen years who by means of deception and promise of marriage seduces an unmarried woman in this State is guilty of a misdemeanor and, upon conviction, must be fined at the...
-
I feel like you should still be able to vote even if you are a felon it shouldn't matter about your background you still should be able to base your opinion just because you did something shouldn't...
-
Comparison of the nonprofit and for-profit insurance industries, focusing on the following: The need for both for-profit and nonprofit insurance companies. Are there necessary insurance products most...
Study smarter with the SolutionInn App